3546 lines
89 KiB
C++
3546 lines
89 KiB
C++
/*
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* Copyright 2011-2016 Branimir Karadzic. All rights reserved.
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* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
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*/
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// This code is based on:
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//
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// Copyright (c) 2009-2010 Mikko Mononen memon@inside.org
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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//
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// Source altered and distributed from https://github.com/AdrienHerubel/imgui
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#include <stdio.h>
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#include <bx/string.h>
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#include <bx/uint32_t.h>
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#include <bx/fpumath.h>
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#include <bx/handlealloc.h>
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#include <bx/crtimpl.h>
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#include "imgui.h"
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#include "ocornut_imgui.h"
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#include "../nanovg/nanovg.h"
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#include <bgfx/embedded_shader.h>
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// embedded shaders
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#include "vs_imgui_color.bin.h"
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#include "fs_imgui_color.bin.h"
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#include "vs_imgui_texture.bin.h"
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#include "fs_imgui_texture.bin.h"
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#include "vs_imgui_cubemap.bin.h"
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#include "fs_imgui_cubemap.bin.h"
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#include "vs_imgui_latlong.bin.h"
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#include "fs_imgui_latlong.bin.h"
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#include "vs_imgui_image.bin.h"
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#include "fs_imgui_image.bin.h"
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#include "fs_imgui_image_swizz.bin.h"
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static const bgfx::EmbeddedShader s_embeddedShaders[] =
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{
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BGFX_EMBEDDED_SHADER(vs_imgui_color),
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BGFX_EMBEDDED_SHADER(fs_imgui_color),
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BGFX_EMBEDDED_SHADER(vs_imgui_texture),
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BGFX_EMBEDDED_SHADER(fs_imgui_texture),
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BGFX_EMBEDDED_SHADER(vs_imgui_cubemap),
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BGFX_EMBEDDED_SHADER(fs_imgui_cubemap),
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BGFX_EMBEDDED_SHADER(vs_imgui_latlong),
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BGFX_EMBEDDED_SHADER(fs_imgui_latlong),
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BGFX_EMBEDDED_SHADER(vs_imgui_image),
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BGFX_EMBEDDED_SHADER(fs_imgui_image),
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BGFX_EMBEDDED_SHADER(fs_imgui_image_swizz),
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};
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// embedded font
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#include "roboto_regular.ttf.h"
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BX_PRAGMA_DIAGNOSTIC_IGNORED_MSVC(4244); // warning C4244: '=' : conversion from '' to '', possible loss of data
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#define USE_NANOVG_FONT 0
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#define IMGUI_CONFIG_MAX_FONTS 20
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#define MAX_TEMP_COORDS 100
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#define NUM_CIRCLE_VERTS (8 * 4)
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static const int32_t BUTTON_HEIGHT = 20;
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static const int32_t SLIDER_HEIGHT = 20;
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static const int32_t SLIDER_MARKER_WIDTH = 10;
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static const int32_t CHECK_SIZE = 8;
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static const int32_t DEFAULT_SPACING = 4;
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static const int32_t TEXT_HEIGHT = 8;
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static const int32_t SCROLL_AREA_PADDING = 6;
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static const int32_t AREA_HEADER = 20;
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static const float s_tabStops[4] = {150, 210, 270, 330};
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void* imguiMalloc(size_t _size, void*);
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void imguiFree(void* _ptr, void*);
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#define IMGUI_MIN(_a, _b) (_a)<(_b)?(_a):(_b)
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#define IMGUI_MAX(_a, _b) (_a)>(_b)?(_a):(_b)
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#define IMGUI_CLAMP(_a, _min, _max) IMGUI_MIN(IMGUI_MAX(_a, _min), _max)
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BX_PRAGMA_DIAGNOSTIC_IGNORED_MSVC(4505); // error C4505: '' : unreferenced local function has been removed
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BX_PRAGMA_DIAGNOSTIC_IGNORED_CLANG_GCC("-Wunused-function"); // warning: ‘int rect_width_compare(const void*, const void*)’ defined but not used
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BX_PRAGMA_DIAGNOSTIC_PUSH();
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BX_PRAGMA_DIAGNOSTIC_IGNORED_CLANG_GCC("-Wtype-limits"); // warning: comparison is always true due to limited range of data type
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#define STBTT_malloc(_size, _userData) imguiMalloc(_size, _userData)
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#define STBTT_free(_ptr, _userData) imguiFree(_ptr, _userData)
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#define STB_RECT_PACK_IMPLEMENTATION
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#include <stb/stb_rect_pack.h>
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#define STB_TRUETYPE_IMPLEMENTATION
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#include <stb/stb_truetype.h>
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BX_PRAGMA_DIAGNOSTIC_POP();
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namespace
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{
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static uint32_t addQuad(uint16_t* _indices, uint16_t _idx0, uint16_t _idx1, uint16_t _idx2, uint16_t _idx3)
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{
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_indices[0] = _idx0;
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_indices[1] = _idx3;
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_indices[2] = _idx1;
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_indices[3] = _idx1;
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_indices[4] = _idx3;
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_indices[5] = _idx2;
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return 6;
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}
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float sign(float px, float py, float ax, float ay, float bx, float by)
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{
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return (px - bx) * (ay - by) - (ax - bx) * (py - by);
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}
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bool pointInTriangle(float px, float py, float ax, float ay, float bx, float by, float cx, float cy)
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{
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const bool b1 = sign(px, py, ax, ay, bx, by) < 0.0f;
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const bool b2 = sign(px, py, bx, by, cx, cy) < 0.0f;
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const bool b3 = sign(px, py, cx, cy, ax, ay) < 0.0f;
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return ( (b1 == b2) && (b2 == b3) );
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}
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void closestPointOnLine(float& ox, float &oy, float px, float py, float ax, float ay, float bx, float by)
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{
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float dx = px - ax;
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float dy = py - ay;
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float lx = bx - ax;
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float ly = by - ay;
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float len = sqrtf(lx*lx+ly*ly);
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// Normalize.
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float invLen = 1.0f/len;
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lx*=invLen;
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ly*=invLen;
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float dot = (dx*lx + dy*ly);
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if (dot < 0.0f)
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{
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ox = ax;
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oy = ay;
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}
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else if (dot > len)
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{
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ox = bx;
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oy = by;
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}
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else
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{
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ox = ax + lx*dot;
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oy = ay + ly*dot;
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}
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}
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void closestPointOnTriangle(float& ox, float &oy, float px, float py, float ax, float ay, float bx, float by, float cx, float cy)
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{
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float abx, aby;
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float bcx, bcy;
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float cax, cay;
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closestPointOnLine(abx, aby, px, py, ax, ay, bx, by);
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closestPointOnLine(bcx, bcy, px, py, bx, by, cx, cy);
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closestPointOnLine(cax, cay, px, py, cx, cy, ax, ay);
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const float pabx = px - abx;
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const float paby = py - aby;
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const float pbcx = px - bcx;
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const float pbcy = py - bcy;
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const float pcax = px - cax;
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const float pcay = py - cay;
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const float lab = sqrtf(pabx*pabx+paby*paby);
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const float lbc = sqrtf(pbcx*pbcx+pbcy*pbcy);
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const float lca = sqrtf(pcax*pcax+pcay*pcay);
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const float m = bx::fmin3(lab, lbc, lca);
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if (m == lab)
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{
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ox = abx;
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oy = aby;
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}
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else if (m == lbc)
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{
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ox = bcx;
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oy = bcy;
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}
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else// if (m == lca).
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{
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ox = cax;
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oy = cay;
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}
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}
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inline float vec2Dot(const float* __restrict _a, const float* __restrict _b)
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{
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return _a[0]*_b[0] + _a[1]*_b[1];
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}
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void barycentric(float& _u, float& _v, float& _w
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, float _ax, float _ay
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, float _bx, float _by
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, float _cx, float _cy
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, float _px, float _py
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)
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{
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const float v0[2] = { _bx - _ax, _by - _ay };
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const float v1[2] = { _cx - _ax, _cy - _ay };
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const float v2[2] = { _px - _ax, _py - _ay };
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const float d00 = vec2Dot(v0, v0);
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const float d01 = vec2Dot(v0, v1);
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const float d11 = vec2Dot(v1, v1);
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const float d20 = vec2Dot(v2, v0);
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const float d21 = vec2Dot(v2, v1);
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const float denom = d00 * d11 - d01 * d01;
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_v = (d11 * d20 - d01 * d21) / denom;
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_w = (d00 * d21 - d01 * d20) / denom;
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_u = 1.0f - _v - _w;
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}
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struct PosColorVertex
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{
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float m_x;
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float m_y;
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uint32_t m_abgr;
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static void init()
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{
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ms_decl
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.begin()
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.add(bgfx::Attrib::Position, 2, bgfx::AttribType::Float)
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.add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true)
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.end();
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}
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static bgfx::VertexDecl ms_decl;
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};
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bgfx::VertexDecl PosColorVertex::ms_decl;
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struct PosColorUvVertex
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{
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float m_x;
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float m_y;
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float m_u;
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float m_v;
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uint32_t m_abgr;
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static void init()
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{
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ms_decl
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.begin()
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.add(bgfx::Attrib::Position, 2, bgfx::AttribType::Float)
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.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
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.add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true)
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.end();
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}
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static bgfx::VertexDecl ms_decl;
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};
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bgfx::VertexDecl PosColorUvVertex::ms_decl;
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struct PosUvVertex
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{
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float m_x;
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float m_y;
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float m_u;
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float m_v;
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static void init()
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{
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ms_decl
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.begin()
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.add(bgfx::Attrib::Position, 2, bgfx::AttribType::Float)
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.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
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.end();
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}
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static bgfx::VertexDecl ms_decl;
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};
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bgfx::VertexDecl PosUvVertex::ms_decl;
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struct PosNormalVertex
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{
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float m_x;
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float m_y;
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float m_z;
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float m_nx;
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float m_ny;
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float m_nz;
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static void init()
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{
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ms_decl.begin()
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.add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float)
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.add(bgfx::Attrib::Normal, 3, bgfx::AttribType::Float)
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.end();
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}
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void set(float _x, float _y, float _z, float _nx, float _ny, float _nz)
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{
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m_x = _x;
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m_y = _y;
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m_z = _z;
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m_nx = _nx;
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m_ny = _ny;
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m_nz = _nz;
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}
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static bgfx::VertexDecl ms_decl;
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};
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bgfx::VertexDecl PosNormalVertex::ms_decl;
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} // namespace
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#if !USE_NANOVG_FONT
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static float getTextLength(stbtt_bakedchar* _chardata, const char* _text, uint32_t& _numVertices)
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{
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float xpos = 0;
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float len = 0;
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uint32_t numVertices = 0;
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while (*_text)
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{
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int32_t ch = (uint8_t)*_text;
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if (ch == '\t')
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{
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for (int32_t ii = 0; ii < 4; ++ii)
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{
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if (xpos < s_tabStops[ii])
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{
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xpos = s_tabStops[ii];
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break;
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}
|
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}
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}
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else if (ch >= ' '
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&& ch < 128)
|
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{
|
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stbtt_bakedchar* b = _chardata + ch - ' ';
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int32_t round_x = STBTT_ifloor( (xpos + b->xoff) + 0.5);
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len = round_x + b->x1 - b->x0 + 0.5f;
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xpos += b->xadvance;
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numVertices += 6;
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}
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++_text;
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}
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_numVertices = numVertices;
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return len;
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}
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#endif // !USE_NANOVG_FONT
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struct Imgui
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{
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Imgui()
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: m_mx(-1)
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, m_my(-1)
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, m_scroll(0)
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, m_active(0)
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, m_hot(0)
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, m_hotToBe(0)
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, m_dragX(0)
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, m_dragY(0)
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, m_dragOrig(0)
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, m_left(false)
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, m_leftPressed(false)
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, m_leftReleased(false)
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, m_isHot(false)
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, m_wentActive(false)
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, m_insideArea(false)
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, m_isActivePresent(false)
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, m_checkActivePresence(false)
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, m_widgetId(0)
|
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, m_enabledAreaIds(0)
|
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, m_textureWidth(512)
|
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, m_textureHeight(512)
|
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, m_halfTexel(0.0f)
|
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, m_nvg(NULL)
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||
, m_view(255)
|
||
, m_surfaceWidth(0)
|
||
, m_surfaceHeight(0)
|
||
, m_viewWidth(0)
|
||
, m_viewHeight(0)
|
||
, m_currentFontIdx(0)
|
||
{
|
||
m_areaId.reset();
|
||
|
||
m_invTextureWidth = 1.0f/m_textureWidth;
|
||
m_invTextureHeight = 1.0f/m_textureHeight;
|
||
|
||
u_imageLodEnabled.idx = bgfx::invalidHandle;
|
||
u_imageSwizzle.idx = bgfx::invalidHandle;
|
||
s_texColor.idx = bgfx::invalidHandle;
|
||
m_missingTexture.idx = bgfx::invalidHandle;
|
||
|
||
m_colorProgram.idx = bgfx::invalidHandle;
|
||
m_textureProgram.idx = bgfx::invalidHandle;
|
||
m_cubeMapProgram.idx = bgfx::invalidHandle;
|
||
m_latlongProgram.idx = bgfx::invalidHandle;
|
||
m_imageProgram.idx = bgfx::invalidHandle;
|
||
m_imageSwizzProgram.idx = bgfx::invalidHandle;
|
||
}
|
||
|
||
ImguiFontHandle createFont(const void* _data, float _fontSize)
|
||
{
|
||
#if !USE_NANOVG_FONT
|
||
const ImguiFontHandle handle = { m_fontHandle.alloc() };
|
||
const bgfx::Memory* mem = bgfx::alloc(m_textureWidth * m_textureHeight);
|
||
stbtt_BakeFontBitmap( (uint8_t*)_data, 0, _fontSize, mem->data, m_textureWidth, m_textureHeight, 32, 96, m_fonts[handle.idx].m_cdata);
|
||
m_fonts[handle.idx].m_texture = bgfx::createTexture2D(
|
||
m_textureWidth
|
||
, m_textureHeight
|
||
, false
|
||
, 1
|
||
, bgfx::TextureFormat::R8
|
||
, BGFX_TEXTURE_NONE
|
||
, mem
|
||
);
|
||
m_fonts[handle.idx].m_size = _fontSize;
|
||
#else
|
||
const ImguiFontHandle handle = { bgfx::invalidHandle };
|
||
#endif // !USE_NANOVG_FONT
|
||
return handle;
|
||
}
|
||
|
||
void setFont(ImguiFontHandle _handle)
|
||
{
|
||
if (isValid(_handle) )
|
||
{
|
||
m_currentFontIdx = _handle.idx;
|
||
}
|
||
}
|
||
|
||
bgfx::TextureHandle genMissingTexture(uint32_t _width, uint32_t _height, float _lineWidth = 0.02f)
|
||
{
|
||
const bgfx::Memory* mem = bgfx::alloc(_width*_height*4);
|
||
uint32_t* bgra8 = (uint32_t*)mem->data;
|
||
|
||
const float sx = 0.70710677f;
|
||
const float cx = 0.70710677f;
|
||
|
||
for (uint32_t yy = 0; yy < _height; ++yy)
|
||
{
|
||
for (uint32_t xx = 0; xx < _width; ++xx)
|
||
{
|
||
float px = xx / float(_width) * 2.0f - 1.0f;
|
||
float py = yy / float(_height) * 2.0f - 1.0f;
|
||
|
||
float sum = bx::fpulse(px * cx - py * sx, _lineWidth, -_lineWidth)
|
||
+ bx::fpulse(px * sx + py * cx, _lineWidth, -_lineWidth)
|
||
;
|
||
*bgra8++ = sum >= 1.0f ? 0xffff0000 : 0xffffffff;
|
||
}
|
||
}
|
||
|
||
return bgfx::createTexture2D(
|
||
uint16_t(_width)
|
||
, uint16_t(_height)
|
||
, false
|
||
, 1
|
||
, bgfx::TextureFormat::BGRA8
|
||
, 0
|
||
, mem
|
||
);
|
||
}
|
||
|
||
ImguiFontHandle create(float _fontSize, bx::AllocatorI* _allocator)
|
||
{
|
||
m_allocator = _allocator;
|
||
|
||
#if BX_CONFIG_ALLOCATOR_CRT
|
||
if (NULL == _allocator)
|
||
{
|
||
static bx::CrtAllocator allocator;
|
||
m_allocator = &allocator;
|
||
}
|
||
#endif // BX_CONFIG_ALLOCATOR_CRT
|
||
|
||
IMGUI_create(_fontSize, m_allocator);
|
||
|
||
m_nvg = nvgCreate(1, m_view, m_allocator);
|
||
nvgCreateFontMem(m_nvg, "default", (unsigned char*)s_robotoRegularTtf, INT32_MAX, 0);
|
||
nvgFontSize(m_nvg, _fontSize);
|
||
nvgFontFace(m_nvg, "default");
|
||
|
||
for (int32_t ii = 0; ii < NUM_CIRCLE_VERTS; ++ii)
|
||
{
|
||
float a = (float)ii / (float)NUM_CIRCLE_VERTS * (float)(bx::pi * 2.0);
|
||
m_circleVerts[ii * 2 + 0] = cosf(a);
|
||
m_circleVerts[ii * 2 + 1] = sinf(a);
|
||
}
|
||
|
||
PosColorVertex::init();
|
||
PosColorUvVertex::init();
|
||
PosUvVertex::init();
|
||
PosNormalVertex::init();
|
||
|
||
u_imageLodEnabled = bgfx::createUniform("u_imageLodEnabled", bgfx::UniformType::Vec4);
|
||
u_imageSwizzle = bgfx::createUniform("u_swizzle", bgfx::UniformType::Vec4);
|
||
s_texColor = bgfx::createUniform("s_texColor", bgfx::UniformType::Int1);
|
||
|
||
bgfx::ShaderHandle vsh;
|
||
bgfx::ShaderHandle fsh;
|
||
|
||
bgfx::RendererType::Enum type = bgfx::getRendererType();
|
||
vsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "vs_imgui_color");
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_color");
|
||
m_colorProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(vsh);
|
||
bgfx::destroyShader(fsh);
|
||
|
||
vsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "vs_imgui_texture");
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_texture");
|
||
m_textureProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(vsh);
|
||
bgfx::destroyShader(fsh);
|
||
|
||
vsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "vs_imgui_cubemap");
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_cubemap");
|
||
m_cubeMapProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(vsh);
|
||
bgfx::destroyShader(fsh);
|
||
|
||
vsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "vs_imgui_latlong");
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_latlong");
|
||
m_latlongProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(vsh);
|
||
bgfx::destroyShader(fsh);
|
||
|
||
vsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "vs_imgui_image");
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_image");
|
||
m_imageProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(fsh);
|
||
|
||
// Notice: using the same vsh.
|
||
fsh = bgfx::createEmbeddedShader(s_embeddedShaders, type, "fs_imgui_image_swizz");
|
||
m_imageSwizzProgram = bgfx::createProgram(vsh, fsh);
|
||
bgfx::destroyShader(fsh);
|
||
bgfx::destroyShader(vsh);
|
||
|
||
m_missingTexture = genMissingTexture(256, 256, 0.04f);
|
||
|
||
#if !USE_NANOVG_FONT
|
||
const ImguiFontHandle handle = createFont(s_robotoRegularTtf, _fontSize);
|
||
m_currentFontIdx = handle.idx;
|
||
#else
|
||
const ImguiFontHandle handle = { bgfx::invalidHandle };
|
||
#endif // !USE_NANOVG_FONT
|
||
return handle;
|
||
}
|
||
|
||
void destroy()
|
||
{
|
||
bgfx::destroyUniform(u_imageLodEnabled);
|
||
bgfx::destroyUniform(u_imageSwizzle);
|
||
bgfx::destroyUniform(s_texColor);
|
||
#if !USE_NANOVG_FONT
|
||
for (uint16_t ii = 0, num = m_fontHandle.getNumHandles(); ii < num; ++ii)
|
||
{
|
||
uint16_t idx = m_fontHandle.getHandleAt(0);
|
||
bgfx::destroyTexture(m_fonts[idx].m_texture);
|
||
m_fontHandle.free(idx);
|
||
}
|
||
#endif // !USE_NANOVG_FONT
|
||
bgfx::destroyTexture(m_missingTexture);
|
||
bgfx::destroyProgram(m_colorProgram);
|
||
bgfx::destroyProgram(m_textureProgram);
|
||
bgfx::destroyProgram(m_cubeMapProgram);
|
||
bgfx::destroyProgram(m_latlongProgram);
|
||
bgfx::destroyProgram(m_imageProgram);
|
||
bgfx::destroyProgram(m_imageSwizzProgram);
|
||
nvgDelete(m_nvg);
|
||
|
||
IMGUI_destroy();
|
||
}
|
||
|
||
bool anyActive() const
|
||
{
|
||
return m_active != 0;
|
||
}
|
||
|
||
inline void updatePresence(uint32_t _id)
|
||
{
|
||
if (m_checkActivePresence && m_active == _id)
|
||
{
|
||
m_isActivePresent = true;
|
||
}
|
||
}
|
||
|
||
uint32_t getId()
|
||
{
|
||
const uint32_t id = (m_areaId << 16) | m_widgetId++;
|
||
updatePresence(id);
|
||
return id;
|
||
}
|
||
|
||
bool isActive(uint32_t _id) const
|
||
{
|
||
return m_active == _id;
|
||
}
|
||
|
||
bool isActiveInputField(uint32_t _id) const
|
||
{
|
||
return m_inputField == _id;
|
||
}
|
||
|
||
bool isHot(uint32_t _id) const
|
||
{
|
||
return m_hot == _id;
|
||
}
|
||
|
||
bool inRect(int32_t _x, int32_t _y, int32_t _width, int32_t _height, bool _checkScroll = true) const
|
||
{
|
||
return (!_checkScroll || m_areas[m_areaId].m_inside)
|
||
&& m_mx >= _x
|
||
&& m_mx <= _x + _width
|
||
&& m_my >= _y
|
||
&& m_my <= _y + _height;
|
||
}
|
||
|
||
bool isEnabled(uint16_t _areaId)
|
||
{
|
||
return (m_enabledAreaIds>>_areaId)&0x1;
|
||
}
|
||
|
||
void setEnabled(uint16_t _areaId)
|
||
{
|
||
m_enabledAreaIds |= (UINT64_C(1)<<_areaId);
|
||
}
|
||
|
||
void clearInput()
|
||
{
|
||
m_leftPressed = false;
|
||
m_leftReleased = false;
|
||
m_scroll = 0;
|
||
}
|
||
|
||
void clearActive()
|
||
{
|
||
m_active = 0;
|
||
// mark all UI for this frame as processed
|
||
clearInput();
|
||
}
|
||
|
||
void clearActiveInputField()
|
||
{
|
||
m_inputField = 0;
|
||
}
|
||
|
||
void setActive(uint32_t _id)
|
||
{
|
||
m_active = _id;
|
||
m_wentActive = true;
|
||
m_inputField = 0;
|
||
}
|
||
|
||
void setActiveInputField(uint32_t _id)
|
||
{
|
||
m_inputField = _id;
|
||
}
|
||
|
||
void setHot(uint32_t _id)
|
||
{
|
||
m_hotToBe = _id;
|
||
}
|
||
|
||
bool buttonLogic(uint32_t _id, bool _over)
|
||
{
|
||
bool res = false;
|
||
// process down
|
||
if (!anyActive() )
|
||
{
|
||
if (_over)
|
||
{
|
||
setHot(_id);
|
||
}
|
||
|
||
if (isHot(_id)
|
||
&& m_leftPressed)
|
||
{
|
||
setActive(_id);
|
||
}
|
||
}
|
||
|
||
// if button is active, then react on left up
|
||
if (isActive(_id) )
|
||
{
|
||
if (_over)
|
||
{
|
||
setHot(_id);
|
||
}
|
||
|
||
if (m_leftReleased)
|
||
{
|
||
if (isHot(_id) )
|
||
{
|
||
res = true;
|
||
}
|
||
|
||
clearActive();
|
||
}
|
||
}
|
||
|
||
if (isHot(_id) )
|
||
{
|
||
m_isHot = true;
|
||
}
|
||
|
||
return res;
|
||
}
|
||
|
||
void inputLogic(uint32_t _id, bool _over)
|
||
{
|
||
if (!anyActive() )
|
||
{
|
||
if (_over)
|
||
{
|
||
setHot(_id);
|
||
}
|
||
|
||
if (isHot(_id)
|
||
&& m_leftPressed)
|
||
{
|
||
// Toggle active input.
|
||
if (isActiveInputField(_id) )
|
||
{
|
||
clearActiveInputField();
|
||
}
|
||
else
|
||
{
|
||
setActiveInputField(_id);
|
||
}
|
||
}
|
||
}
|
||
|
||
if (isHot(_id) )
|
||
{
|
||
m_isHot = true;
|
||
}
|
||
|
||
if (m_leftPressed
|
||
&& !m_isHot
|
||
&& m_inputField != 0)
|
||
{
|
||
clearActiveInputField();
|
||
}
|
||
}
|
||
|
||
void updateInput(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, char _inputChar)
|
||
{
|
||
bool left = (_button & IMGUI_MBUT_LEFT) != 0;
|
||
|
||
m_mx = _mx;
|
||
m_my = _my;
|
||
m_leftPressed = !m_left && left;
|
||
m_leftReleased = m_left && !left;
|
||
m_left = left;
|
||
m_scroll = _scroll;
|
||
|
||
_inputChar = _inputChar & 0x7f; // ASCII or GTFO! :)
|
||
m_lastChar = m_char;
|
||
m_char = _inputChar;
|
||
}
|
||
|
||
void beginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, uint16_t _surfaceWidth, uint16_t _surfaceHeight, char _inputChar, uint8_t _view)
|
||
{
|
||
m_view = _view;
|
||
m_viewWidth = _width;
|
||
m_viewHeight = _height;
|
||
m_surfaceWidth = _surfaceWidth;
|
||
m_surfaceHeight = _surfaceHeight;
|
||
|
||
const float xscale = float(m_surfaceWidth) /float(m_viewWidth);
|
||
const float yscale = float(m_surfaceHeight)/float(m_viewHeight);
|
||
const int32_t mx = int32_t(float(_mx)*xscale);
|
||
const int32_t my = int32_t(float(_my)*yscale);
|
||
|
||
IMGUI_beginFrame(mx, my, _button, _scroll, _width, _height, _inputChar, _view);
|
||
nvgBeginFrame(m_nvg, m_viewWidth, m_viewHeight, 1.0f);
|
||
nvgViewId(m_nvg, _view);
|
||
|
||
bgfx::setViewName(_view, "IMGUI");
|
||
bgfx::setViewSeq(_view, true);
|
||
|
||
const bgfx::HMD* hmd = bgfx::getHMD();
|
||
if (NULL != hmd && 0 != (hmd->flags & BGFX_HMD_RENDERING) )
|
||
{
|
||
m_viewWidth = _width / 2;
|
||
m_surfaceWidth = _surfaceWidth / 2;
|
||
|
||
float proj[16];
|
||
bx::mtxProj(proj, hmd->eye[0].fov, 0.1f, 100.0f);
|
||
|
||
static float time = 0.0f;
|
||
time += 0.05f;
|
||
|
||
const float dist = 10.0f;
|
||
const float offset0 = -proj[8] + (hmd->eye[0].viewOffset[0] / dist * proj[0]);
|
||
const float offset1 = -proj[8] + (hmd->eye[1].viewOffset[0] / dist * proj[0]);
|
||
|
||
float ortho[2][16];
|
||
const float viewOffset = _surfaceWidth/4.0f;
|
||
const float viewWidth = _surfaceWidth/2.0f;
|
||
bx::mtxOrtho(ortho[0], viewOffset, viewOffset + viewWidth, (float)m_surfaceHeight, 0.0f, 0.0f, 1000.0f, offset0);
|
||
bx::mtxOrtho(ortho[1], viewOffset, viewOffset + viewWidth, (float)m_surfaceHeight, 0.0f, 0.0f, 1000.0f, offset1);
|
||
bgfx::setViewTransform(_view, NULL, ortho[0], BGFX_VIEW_STEREO, ortho[1]);
|
||
bgfx::setViewRect(_view, 0, 0, hmd->width, hmd->height);
|
||
}
|
||
else
|
||
{
|
||
float ortho[16];
|
||
bx::mtxOrtho(ortho, 0.0f, (float)m_surfaceWidth, (float)m_surfaceHeight, 0.0f, 0.0f, 1000.0f);
|
||
bgfx::setViewTransform(_view, NULL, ortho);
|
||
bgfx::setViewRect(_view, 0, 0, _width, _height);
|
||
}
|
||
|
||
if (!ImGui::IsMouseHoveringAnyWindow() )
|
||
{
|
||
updateInput(mx, my, _button, _scroll, _inputChar);
|
||
}
|
||
|
||
m_hot = m_hotToBe;
|
||
m_hotToBe = 0;
|
||
|
||
m_wentActive = false;
|
||
m_isHot = false;
|
||
|
||
Area& area = getCurrentArea();
|
||
area.m_widgetX = 0;
|
||
area.m_widgetY = 0;
|
||
area.m_widgetW = 0;
|
||
|
||
m_areaId.reset();
|
||
m_widgetId = 0;
|
||
m_enabledAreaIds = 0;
|
||
m_insideArea = false;
|
||
|
||
m_isActivePresent = false;
|
||
}
|
||
|
||
void endFrame()
|
||
{
|
||
if (m_checkActivePresence && !m_isActivePresent)
|
||
{
|
||
// The ui element is not present any more, reset active field.
|
||
m_active = 0;
|
||
}
|
||
m_checkActivePresence = (0 != m_active);
|
||
|
||
clearInput();
|
||
|
||
nvgEndFrame(m_nvg);
|
||
IMGUI_endFrame();
|
||
}
|
||
|
||
bool beginScroll(int32_t _height, int32_t* _scroll, bool _enabled)
|
||
{
|
||
Area& parentArea = getCurrentArea();
|
||
|
||
m_areaId.next();
|
||
const uint32_t scrollId = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
|
||
const uint16_t parentBottom = parentArea.m_scissorY + parentArea.m_scissorHeight;
|
||
const uint16_t childBottom = parentArea.m_widgetY + _height;
|
||
const uint16_t bottom = IMGUI_MIN(childBottom, parentBottom);
|
||
|
||
const uint16_t top = IMGUI_MAX(parentArea.m_widgetY, parentArea.m_scissorY);
|
||
|
||
area.m_contentX = parentArea.m_contentX;
|
||
area.m_contentY = parentArea.m_widgetY;
|
||
area.m_contentWidth = parentArea.m_contentWidth - (SCROLL_AREA_PADDING*3);
|
||
area.m_contentHeight = _height;
|
||
area.m_widgetX = parentArea.m_widgetX;
|
||
area.m_widgetY = parentArea.m_widgetY + (*_scroll);
|
||
area.m_widgetW = parentArea.m_widgetW - (SCROLL_AREA_PADDING*3);
|
||
|
||
area.m_scissorX = area.m_contentX;
|
||
area.m_scissorWidth = area.m_contentWidth;
|
||
|
||
area.m_scissorY = top - 1;
|
||
area.m_scissorHeight = bottom - top;
|
||
area.m_scissorEnabled = true;
|
||
|
||
area.m_height = _height;
|
||
|
||
area.m_scrollVal = _scroll;
|
||
area.m_scrollId = scrollId;
|
||
|
||
area.m_inside = inRect(parentArea.m_scissorX
|
||
, area.m_scissorY
|
||
, parentArea.m_scissorWidth
|
||
, area.m_scissorHeight
|
||
, false
|
||
);
|
||
area.m_didScroll = false;
|
||
|
||
parentArea.m_widgetY += (_height + DEFAULT_SPACING);
|
||
|
||
if (_enabled)
|
||
{
|
||
setEnabled(m_areaId);
|
||
}
|
||
|
||
nvgScissor(m_nvg, area);
|
||
|
||
m_insideArea |= area.m_inside;
|
||
|
||
return area.m_inside;
|
||
}
|
||
|
||
void endScroll(int32_t _r)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
area.m_scissorEnabled = false;
|
||
|
||
const int32_t xx = area.m_contentX + area.m_contentWidth - 1;
|
||
const int32_t yy = area.m_contentY;
|
||
const int32_t width = SCROLL_AREA_PADDING * 2;
|
||
const int32_t height = area.m_height;
|
||
|
||
const int32_t aa = area.m_contentY+area.m_height;
|
||
const int32_t bb = area.m_widgetY-DEFAULT_SPACING;
|
||
const int32_t sbot = IMGUI_MAX(aa, bb);
|
||
const int32_t stop = area.m_contentY + (*area.m_scrollVal);
|
||
const int32_t sh = IMGUI_MAX(1, sbot - stop); // The scrollable area height.
|
||
|
||
const uint32_t hid = area.m_scrollId;
|
||
const float barHeight = (float)height / (float)sh;
|
||
const bool hasScrollBar = (barHeight < 1.0f);
|
||
|
||
// Handle mouse scrolling.
|
||
if (area.m_inside && !area.m_didScroll && !anyActive() )
|
||
{
|
||
if (m_scroll)
|
||
{
|
||
const int32_t diff = height - sh;
|
||
|
||
const int32_t val = *area.m_scrollVal + 20*m_scroll;
|
||
const int32_t min = (diff < 0) ? diff : *area.m_scrollVal;
|
||
const int32_t max = 0;
|
||
const int32_t newVal = IMGUI_CLAMP(val, min, max);
|
||
*area.m_scrollVal = newVal;
|
||
|
||
if (hasScrollBar)
|
||
{
|
||
area.m_didScroll = true;
|
||
}
|
||
}
|
||
}
|
||
|
||
area.m_inside = false;
|
||
|
||
int32_t* scroll = area.m_scrollVal;
|
||
|
||
// This must be called here before drawing scroll bars
|
||
// so that scissor of parrent area applies.
|
||
m_areaId.pop();
|
||
|
||
// Propagate 'didScroll' to parrent area to avoid scrolling multiple areas at once.
|
||
Area& parentArea = getCurrentArea();
|
||
parentArea.m_didScroll = (parentArea.m_didScroll || area.m_didScroll);
|
||
|
||
// Draw and handle scroll click.
|
||
if (hasScrollBar)
|
||
{
|
||
const float barY = bx::fsaturate( (float)(-(*scroll) ) / (float)sh);
|
||
|
||
// Handle scroll bar logic.
|
||
const int32_t hx = xx;
|
||
const int32_t hy = yy + (int)(barY * height);
|
||
const int32_t hw = width;
|
||
const int32_t hh = (int)(barHeight * height);
|
||
|
||
const int32_t range = height - (hh - 1);
|
||
const bool over = inRect(hx, hy, hw, hh);
|
||
buttonLogic(hid, over);
|
||
if (isActive(hid) )
|
||
{
|
||
float uu = (float)(hy - yy) / (float)range;
|
||
if (m_wentActive)
|
||
{
|
||
m_dragY = m_my;
|
||
m_dragOrig = uu;
|
||
}
|
||
|
||
if (m_dragY != m_my)
|
||
{
|
||
const int32_t diff = height - sh;
|
||
|
||
const int32_t drag = m_my - m_dragY;
|
||
const float dragFactor = float(sh)/float(height);
|
||
|
||
const int32_t val = *scroll - int32_t(drag*dragFactor);
|
||
const int32_t min = (diff < 0) ? diff : *scroll;
|
||
const int32_t max = 0;
|
||
*scroll = IMGUI_CLAMP(val, min, max);
|
||
|
||
m_dragY = m_my;
|
||
}
|
||
}
|
||
|
||
// BG
|
||
drawRoundedRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, (float)_r
|
||
, imguiRGBA(0, 0, 0, 196)
|
||
);
|
||
|
||
// Bar
|
||
if (isActive(hid) )
|
||
{
|
||
drawRoundedRect( (float)hx
|
||
, (float)hy
|
||
, (float)hw
|
||
, (float)hh
|
||
, (float)_r
|
||
, imguiRGBA(255, 196, 0, 196)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawRoundedRect( (float)hx
|
||
, (float)hy
|
||
, (float)hw
|
||
, (float)hh
|
||
, (float)_r
|
||
, isHot(hid) ? imguiRGBA(255, 196, 0, 96) : imguiRGBA(255, 255, 255, 64)
|
||
);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// Clear active if scroll is selected but not visible any more.
|
||
if (isActive(hid) )
|
||
{
|
||
clearActive();
|
||
}
|
||
}
|
||
|
||
nvgScissor(m_nvg, parentArea);
|
||
}
|
||
|
||
bool beginArea(const char* _name, int32_t _x, int32_t _y, int32_t _width, int32_t _height, bool _enabled, int32_t _r)
|
||
{
|
||
m_areaId.next();
|
||
const uint32_t scrollId = getId();
|
||
|
||
const bool hasTitle = (NULL != _name && '\0' != _name[0]);
|
||
const int32_t header = hasTitle ? AREA_HEADER : 0;
|
||
|
||
Area& area = getCurrentArea();
|
||
area.m_x = _x;
|
||
area.m_y = _y;
|
||
area.m_width = _width;
|
||
area.m_height = _height;
|
||
|
||
area.m_contentX = area.m_x + SCROLL_AREA_PADDING;
|
||
area.m_contentY = area.m_y + SCROLL_AREA_PADDING + header;
|
||
area.m_contentWidth = area.m_width - SCROLL_AREA_PADDING;
|
||
area.m_contentHeight = area.m_height - SCROLL_AREA_PADDING*2 - header;
|
||
|
||
area.m_scissorX = area.m_contentX;
|
||
area.m_scissorY = area.m_y + SCROLL_AREA_PADDING + header;
|
||
area.m_scissorHeight = area.m_height - SCROLL_AREA_PADDING*2 - header;
|
||
area.m_scissorWidth = area.m_contentWidth;
|
||
area.m_scissorEnabled = false;
|
||
|
||
area.m_widgetX = area.m_contentX;
|
||
area.m_widgetY = area.m_contentY;
|
||
area.m_widgetW = area.m_width - SCROLL_AREA_PADDING*2;
|
||
|
||
static int32_t s_zeroScroll = 0;
|
||
area.m_scrollVal = &s_zeroScroll;
|
||
area.m_scrollId = scrollId;
|
||
area.m_inside = inRect(area.m_scissorX, area.m_scissorY, area.m_scissorWidth, area.m_scissorHeight, false);
|
||
area.m_didScroll = false;
|
||
|
||
if (_enabled)
|
||
{
|
||
setEnabled(m_areaId);
|
||
}
|
||
|
||
if (0 == _r)
|
||
{
|
||
drawRect( (float)_x
|
||
, (float)_y
|
||
, (float)_width + 0.3f /*border fix for seamlessly joining two scroll areas*/
|
||
, (float)_height + 0.3f /*border fix for seamlessly joining two scroll areas*/
|
||
, imguiRGBA(0, 0, 0, 192)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawRoundedRect( (float)_x
|
||
, (float)_y
|
||
, (float)_width
|
||
, (float)_height
|
||
, (float)_r
|
||
, imguiRGBA(0, 0, 0, 192)
|
||
);
|
||
}
|
||
|
||
if (hasTitle)
|
||
{
|
||
drawText(_x + 10
|
||
, _y + 18
|
||
, ImguiTextAlign::Left
|
||
, _name
|
||
, imguiRGBA(255, 255, 255, 128)
|
||
);
|
||
}
|
||
area.m_scissorEnabled = true;
|
||
|
||
nvgScissor(m_nvg, area);
|
||
|
||
m_insideArea |= area.m_inside;
|
||
return area.m_inside;
|
||
}
|
||
|
||
void endArea()
|
||
{
|
||
m_areaId.pop();
|
||
nvgResetScissor(m_nvg);
|
||
}
|
||
|
||
bool button(const char* _text, bool _enabled, ImguiAlign::Enum _align, uint32_t _rgb0, int32_t _r)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t height = BUTTON_HEIGHT;
|
||
area.m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
|
||
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW-1; //TODO: -1 !
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const uint32_t rgb0 = _rgb0&0x00ffffff;
|
||
|
||
if (!visible(yy, height, area.m_scissorY, area.m_scissorHeight))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
drawRoundedRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, (float)_r
|
||
, rgb0 | imguiRGBA(0, 0, 0, isActive(id) ? 196 : 96)
|
||
);
|
||
|
||
if (enabled)
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT / 2
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 255) : imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT / 2
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
|
||
return res;
|
||
}
|
||
|
||
bool item(const char* _text, bool _enabled)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t width = area.m_widgetW;
|
||
const int32_t height = BUTTON_HEIGHT;
|
||
area.m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
if (!visible(yy, height, area.m_scissorY, area.m_scissorHeight))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
if (isHot(id) )
|
||
{
|
||
drawRoundedRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, 2.0f
|
||
, imguiRGBA(255, 196, 0, isActive(id) ? 196 : 96)
|
||
);
|
||
}
|
||
|
||
if (enabled)
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT / 2
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT / 2
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
|
||
return res;
|
||
}
|
||
|
||
bool check(const char* _text, bool _checked, bool _enabled)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t width = area.m_widgetW;
|
||
const int32_t height = BUTTON_HEIGHT;
|
||
area.m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const int32_t cx = xx + BUTTON_HEIGHT / 2 - CHECK_SIZE / 2;
|
||
const int32_t cy = yy + BUTTON_HEIGHT / 2 - CHECK_SIZE / 2;
|
||
|
||
if (!visible(cy, CHECK_SIZE+6, area.m_scissorY, area.m_scissorHeight))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
drawRoundedRect( (float)cx - 3
|
||
, (float)cy - 3
|
||
, (float)CHECK_SIZE + 6
|
||
, (float)CHECK_SIZE + 6
|
||
, 4
|
||
, imguiRGBA(128, 128, 128, isActive(id) ? 196 : 96)
|
||
);
|
||
|
||
if (_checked)
|
||
{
|
||
if (enabled)
|
||
{
|
||
drawRoundedRect( (float)cx
|
||
, (float)cy
|
||
, (float)CHECK_SIZE
|
||
, (float)CHECK_SIZE
|
||
, (float)CHECK_SIZE / 2 - 1
|
||
, imguiRGBA(255, 255, 255, isActive(id) ? 255 : 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawRoundedRect( (float)cx
|
||
, (float)cy
|
||
, (float)CHECK_SIZE
|
||
, (float)CHECK_SIZE
|
||
, (float)CHECK_SIZE / 2 - 1
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
}
|
||
|
||
if (enabled)
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 255) : imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
|
||
return res;
|
||
}
|
||
|
||
void input(const char* _label, char* _str, uint32_t _len, bool _enabled, ImguiAlign::Enum _align, int32_t _r)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
|
||
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW-1; //TODO: -1 !
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
const bool drawLabel = (NULL != _label && _label[0] != '\0');
|
||
|
||
if (drawLabel)
|
||
{
|
||
drawText(xx
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _label
|
||
, imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
|
||
// Handle input.
|
||
if (isActiveInputField(id) )
|
||
{
|
||
const size_t cursor = size_t(strlen(_str) );
|
||
|
||
if (m_char == 0x08 || m_char == 0x7f) //backspace or delete
|
||
{
|
||
_str[cursor-1] = '\0';
|
||
}
|
||
else if (m_char == 0x0d || m_char == 0x1b) //enter or escape
|
||
{
|
||
clearActiveInputField();
|
||
}
|
||
else if (cursor < _len-1
|
||
&& 0 != m_char)
|
||
{
|
||
_str[cursor] = m_char;
|
||
_str[cursor+1] = '\0';
|
||
}
|
||
}
|
||
|
||
// Draw input area.
|
||
const int32_t height = BUTTON_HEIGHT;
|
||
if (drawLabel)
|
||
{
|
||
uint32_t numVertices = 0; //unused
|
||
const int32_t labelWidth = int32_t(getTextLength(m_fonts[m_currentFontIdx].m_cdata, _label, numVertices) );
|
||
xx += (labelWidth + 6);
|
||
width -= (labelWidth + 6);
|
||
}
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
inputLogic(id, over);
|
||
|
||
drawRoundedRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, (float)_r
|
||
, isActiveInputField(id)?imguiRGBA(255,196,0,255):imguiRGBA(128,128,128,96)
|
||
);
|
||
|
||
if (isActiveInputField(id) )
|
||
{
|
||
drawText(xx + 6
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _str
|
||
, imguiRGBA(0, 0, 0, 255)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + 6
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _str
|
||
, isHot(id) ? imguiRGBA(255,196,0,255) : imguiRGBA(255,255,255,255)
|
||
);
|
||
}
|
||
}
|
||
|
||
uint8_t tabs(uint8_t _selected, bool _enabled, ImguiAlign::Enum _align, int32_t _height, int32_t _r, uint32_t _nTabs, uint32_t _nEnabled, va_list _argList)
|
||
{
|
||
const char* titles[16];
|
||
bool tabEnabled[16];
|
||
const uint8_t tabCount = IMGUI_MIN(_nTabs, 16);
|
||
const uint8_t enabledCount = IMGUI_MIN(_nEnabled, 16);
|
||
|
||
// Read titles.
|
||
{
|
||
uint8_t ii = 0;
|
||
for (; ii < tabCount; ++ii)
|
||
{
|
||
const char* str = va_arg(_argList, const char*);
|
||
titles[ii] = str;
|
||
}
|
||
for (; ii < _nTabs; ++ii)
|
||
{
|
||
const char* str = va_arg(_argList, const char*);
|
||
BX_UNUSED(str);
|
||
}
|
||
}
|
||
|
||
// Read enabled tabs.
|
||
{
|
||
uint8_t ii = 0;
|
||
for (; ii < enabledCount; ++ii)
|
||
{
|
||
const bool enabled = (0 != va_arg(_argList, int) );
|
||
tabEnabled[ii] = enabled;
|
||
}
|
||
for (; ii < _nEnabled; ++ii)
|
||
{
|
||
const int enabled = va_arg(_argList, int);
|
||
BX_UNUSED(enabled);
|
||
}
|
||
for (; ii < _nTabs; ++ii)
|
||
{
|
||
tabEnabled[ii] = true;
|
||
}
|
||
}
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += _height + DEFAULT_SPACING;
|
||
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW-1; //TODO: -1 !
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
uint8_t selected = _selected;
|
||
const int32_t tabWidth = width / tabCount;
|
||
const int32_t tabWidthHalf = width / (tabCount*2);
|
||
const int32_t textY = yy + _height/2 + int32_t(m_fonts[m_currentFontIdx].m_size)/2 - 2;
|
||
|
||
drawRoundedRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)_height
|
||
, (float)_r
|
||
, _enabled?imguiRGBA(128,128,128,96):imguiRGBA(128,128,128,64)
|
||
);
|
||
|
||
for (uint8_t ii = 0; ii < tabCount; ++ii)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
int32_t buttonX = xx + ii*width/tabCount;
|
||
int32_t textX = buttonX + tabWidthHalf;
|
||
|
||
const bool enabled = _enabled && tabEnabled[ii] && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(buttonX, yy, tabWidth, _height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const uint32_t textColor = (ii == selected)
|
||
? (enabled ? imguiRGBA(0,0,0,255) : imguiRGBA(255,255,255,100) )
|
||
: (isHot(id) ? imguiRGBA(255,196,0,enabled?255:100) : imguiRGBA(255,255,255,enabled?200:100) )
|
||
;
|
||
|
||
if (ii == selected)
|
||
{
|
||
drawRoundedRect( (float)buttonX
|
||
, (float)yy
|
||
, (float)tabWidth
|
||
, (float)_height
|
||
, (float)_r
|
||
, enabled?imguiRGBA(255,196,0,200):imguiRGBA(128,128,128,32)
|
||
);
|
||
}
|
||
else if (isActive(id) )
|
||
{
|
||
drawRoundedRect( (float)buttonX
|
||
, (float)yy
|
||
, (float)tabWidth
|
||
, (float)_height
|
||
, (float)_r
|
||
, imguiRGBA(128,128,128,196)
|
||
);
|
||
}
|
||
|
||
drawText(textX
|
||
, textY
|
||
, ImguiTextAlign::Center
|
||
, titles[ii]
|
||
, textColor
|
||
);
|
||
|
||
if (res)
|
||
{
|
||
selected = ii;
|
||
}
|
||
}
|
||
|
||
return selected;
|
||
}
|
||
|
||
bool image(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _enabled, bool _originBottomLeft)
|
||
{
|
||
const uint32_t id = getId();
|
||
Area& area = getCurrentArea();
|
||
|
||
int32_t xx;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
}
|
||
else if (ImguiAlign::Center == _align)
|
||
{
|
||
xx = area.m_contentX + (area.m_widgetW-_width)/2;
|
||
}
|
||
else if (ImguiAlign::CenterIndented == _align)
|
||
{
|
||
xx = (area.m_widgetX + area.m_widgetW + area.m_contentX - _width)/2;
|
||
}
|
||
else //if (ImguiAlign::Right == _align).
|
||
{
|
||
xx = area.m_contentX + area.m_widgetW - _width;
|
||
}
|
||
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += _height + DEFAULT_SPACING;
|
||
|
||
if (screenQuad(xx, yy, _width, _height, _originBottomLeft) )
|
||
{
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, _width, _height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const float lodEnabled[4] = { _lod, float(enabled), 0.0f, 0.0f };
|
||
bgfx::setUniform(u_imageLodEnabled, lodEnabled);
|
||
bgfx::setTexture(0, s_texColor, bgfx::isValid(_image) ? _image : m_missingTexture);
|
||
bgfx::setState(BGFX_STATE_RGB_WRITE
|
||
|BGFX_STATE_ALPHA_WRITE
|
||
|BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_imageProgram);
|
||
|
||
return res;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
bool image(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _enabled, bool _originBottomLeft)
|
||
{
|
||
const float width = _width*float(getCurrentArea().m_widgetW);
|
||
const float height = width/_aspect;
|
||
|
||
return image(_image, _lod, int32_t(width), int32_t(height), _align, _enabled, _originBottomLeft);
|
||
}
|
||
|
||
bool imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
BX_CHECK(_channel < 4, "Channel param must be from 0 to 3!");
|
||
|
||
const uint32_t id = getId();
|
||
Area& area = getCurrentArea();
|
||
|
||
int32_t xx;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
}
|
||
else if (ImguiAlign::Center == _align)
|
||
{
|
||
xx = area.m_contentX + (area.m_widgetW-_width)/2;
|
||
}
|
||
else if (ImguiAlign::CenterIndented == _align)
|
||
{
|
||
xx = (area.m_widgetX + area.m_widgetW + area.m_contentX - _width)/2;
|
||
}
|
||
else //if (ImguiAlign::Right == _align).
|
||
{
|
||
xx = area.m_contentX + area.m_widgetW - _width;
|
||
}
|
||
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += _height + DEFAULT_SPACING;
|
||
|
||
if (screenQuad(xx, yy, _width, _height) )
|
||
{
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, _width, _height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const float lodEnabled[4] = { _lod, float(enabled), 0.0f, 0.0f };
|
||
bgfx::setUniform(u_imageLodEnabled, lodEnabled);
|
||
|
||
float swizz[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
|
||
swizz[_channel] = 1.0f;
|
||
bgfx::setUniform(u_imageSwizzle, swizz);
|
||
|
||
bgfx::setTexture(0, s_texColor, bgfx::isValid(_image) ? _image : m_missingTexture);
|
||
bgfx::setState(BGFX_STATE_RGB_WRITE
|
||
|BGFX_STATE_ALPHA_WRITE
|
||
|BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_imageSwizzProgram);
|
||
|
||
return res;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
bool imageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
const float width = _width*float(getCurrentArea().m_widgetW);
|
||
const float height = width/_aspect;
|
||
|
||
return imageChannel(_image, _channel, _lod, int32_t(width), int32_t(height), _align, _enabled);
|
||
}
|
||
|
||
bool latlong(bgfx::TextureHandle _cubemap, float _lod, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW;
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
const int32_t height = width/2;
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += height + DEFAULT_SPACING;
|
||
|
||
if (screenQuad(xx, yy, width, height, false) )
|
||
{
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const float lodEnabled[4] = { _lod, float(enabled), 0.0f, 0.0f };
|
||
bgfx::setUniform(u_imageLodEnabled, lodEnabled);
|
||
|
||
bgfx::setTexture(0, s_texColor, _cubemap);
|
||
bgfx::setState(BGFX_STATE_RGB_WRITE
|
||
|BGFX_STATE_ALPHA_WRITE
|
||
|BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_latlongProgram);
|
||
|
||
return res;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
bool cubeMap(bgfx::TextureHandle _cubemap, float _lod, bool _cross, bool _sameHeight, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW;
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
const bool adjustHeight = (_cross && _sameHeight);
|
||
const bool fullHeight = (_cross && !_sameHeight);
|
||
|
||
if (adjustHeight)
|
||
{
|
||
xx += width/6;
|
||
}
|
||
|
||
const int32_t height = fullHeight ? (width*3)/4 : (width/2);
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += height + DEFAULT_SPACING;
|
||
|
||
const uint32_t numVertices = 14;
|
||
const uint32_t numIndices = 36;
|
||
if (bgfx::checkAvailTransientBuffers(numVertices, PosNormalVertex::ms_decl, numIndices) )
|
||
{
|
||
bgfx::TransientVertexBuffer tvb;
|
||
bgfx::allocTransientVertexBuffer(&tvb, numVertices, PosNormalVertex::ms_decl);
|
||
|
||
bgfx::TransientIndexBuffer tib;
|
||
bgfx::allocTransientIndexBuffer(&tib, numIndices);
|
||
|
||
PosNormalVertex* vertex = (PosNormalVertex*)tvb.data;
|
||
uint16_t* indices = (uint16_t*)tib.data;
|
||
|
||
if (_cross)
|
||
{
|
||
vertex->set(0.0f, 0.5f, 0.0f, -1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(0.0f, 1.0f, 0.0f, -1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(0.5f, 0.0f, 0.0f, -1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(0.5f, 0.5f, 0.0f, -1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(0.5f, 1.0f, 0.0f, -1.0f, -1.0f, 1.0f); ++vertex;
|
||
vertex->set(0.5f, 1.5f, 0.0f, -1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(1.0f, 0.0f, 0.0f, 1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(1.0f, 0.5f, 0.0f, 1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(1.0f, 1.0f, 0.0f, 1.0f, -1.0f, 1.0f); ++vertex;
|
||
vertex->set(1.0f, 1.5f, 0.0f, 1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(1.5f, 0.5f, 0.0f, 1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(1.5f, 1.0f, 0.0f, 1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(2.0f, 0.5f, 0.0f, -1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(2.0f, 1.0f, 0.0f, -1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
indices += addQuad(indices, 0, 3, 4, 1);
|
||
indices += addQuad(indices, 2, 6, 7, 3);
|
||
indices += addQuad(indices, 3, 7, 8, 4);
|
||
indices += addQuad(indices, 4, 8, 9, 5);
|
||
indices += addQuad(indices, 7, 10, 11, 8);
|
||
indices += addQuad(indices, 10, 12, 13, 11);
|
||
}
|
||
else
|
||
{
|
||
vertex->set(0.0f, 0.25f, 0.0f, -1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(0.0f, 0.75f, 0.0f, -1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(0.5f, 0.00f, 0.0f, -1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(0.5f, 0.50f, 0.0f, -1.0f, -1.0f, 1.0f); ++vertex;
|
||
vertex->set(0.5f, 1.00f, 0.0f, 1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(1.0f, 0.25f, 0.0f, 1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(1.0f, 0.75f, 0.0f, 1.0f, -1.0f, 1.0f); ++vertex;
|
||
|
||
vertex->set(1.0f, 0.25f, 0.0f, 1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(1.0f, 0.75f, 0.0f, 1.0f, -1.0f, 1.0f); ++vertex;
|
||
|
||
vertex->set(1.5f, 0.00f, 0.0f, -1.0f, 1.0f, 1.0f); ++vertex;
|
||
vertex->set(1.5f, 0.50f, 0.0f, 1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(1.5f, 1.00f, 0.0f, 1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
vertex->set(2.0f, 0.25f, 0.0f, -1.0f, 1.0f, -1.0f); ++vertex;
|
||
vertex->set(2.0f, 0.75f, 0.0f, -1.0f, -1.0f, -1.0f); ++vertex;
|
||
|
||
indices += addQuad(indices, 0, 2, 3, 1);
|
||
indices += addQuad(indices, 1, 3, 6, 4);
|
||
indices += addQuad(indices, 2, 5, 6, 3);
|
||
indices += addQuad(indices, 7, 9, 12, 10);
|
||
indices += addQuad(indices, 7, 10, 11, 8);
|
||
indices += addQuad(indices, 10, 12, 13, 11);
|
||
}
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
const float widthf = float(width);
|
||
const float scale = adjustHeight ? (widthf+0.5f)/3.0f : (widthf*0.5f + 0.25f);
|
||
|
||
float mtx[16];
|
||
bx::mtxSRT(mtx, scale, scale, 1.0f, 0.0f, 0.0f, 0.0f, float(xx), float(yy), 0.0f);
|
||
|
||
const float lodEnabled[4] = { _lod, float(enabled), 0.0f, 0.0f };
|
||
bgfx::setUniform(u_imageLodEnabled, lodEnabled);
|
||
|
||
bgfx::setTransform(mtx);
|
||
bgfx::setTexture(0, s_texColor, _cubemap);
|
||
bgfx::setVertexBuffer(&tvb);
|
||
bgfx::setIndexBuffer(&tib);
|
||
bgfx::setState(BGFX_STATE_RGB_WRITE
|
||
|BGFX_STATE_ALPHA_WRITE
|
||
|BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_cubeMapProgram);
|
||
|
||
return res;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
bool cubeMap(bgfx::TextureHandle _cubemap, float _lod, ImguiCubemap::Enum _display, bool _sameHeight, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
if (ImguiCubemap::Cross == _display
|
||
|| ImguiCubemap::Hex == _display)
|
||
{
|
||
return cubeMap(_cubemap, _lod, (ImguiCubemap::Cross == _display), _sameHeight, _align, _enabled);
|
||
}
|
||
else //(ImguiCubemap::Latlong == _display).
|
||
{
|
||
return latlong(_cubemap, _lod, _align, _enabled);
|
||
}
|
||
}
|
||
|
||
bool collapse(const char* _text, const char* _subtext, bool _checked, bool _enabled)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t width = area.m_widgetW;
|
||
const int32_t height = BUTTON_HEIGHT;
|
||
area.m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
|
||
|
||
const int32_t cx = xx + BUTTON_HEIGHT/2 - CHECK_SIZE/2;
|
||
const int32_t cy = yy + BUTTON_HEIGHT/2 - CHECK_SIZE/2 + DEFAULT_SPACING/2;
|
||
|
||
const int32_t textY = yy + BUTTON_HEIGHT/2 + TEXT_HEIGHT/2 + DEFAULT_SPACING/2;
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx, yy, width, height);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
if (_checked)
|
||
{
|
||
drawTriangle(cx
|
||
, cy
|
||
, CHECK_SIZE
|
||
, CHECK_SIZE
|
||
, TriangleOrientation::Up
|
||
, imguiRGBA(255, 255, 255, isActive(id) ? 255 : 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawTriangle(cx-1 // With -1 is more aesthetically pleasing.
|
||
, cy
|
||
, CHECK_SIZE
|
||
, CHECK_SIZE
|
||
, TriangleOrientation::Right
|
||
, imguiRGBA(255, 255, 255, isActive(id) ? 255 : 200)
|
||
);
|
||
}
|
||
|
||
if (enabled)
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT
|
||
, textY
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 255) : imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + BUTTON_HEIGHT
|
||
, textY
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
|
||
if (_subtext)
|
||
{
|
||
drawText(xx + width - BUTTON_HEIGHT / 2
|
||
, textY
|
||
, ImguiTextAlign::Right
|
||
, _subtext
|
||
, imguiRGBA(255, 255, 255, 128)
|
||
);
|
||
}
|
||
|
||
return res;
|
||
}
|
||
|
||
bool borderButton(ImguiBorder::Enum _border, bool _checked, bool _enabled)
|
||
{
|
||
// Since border button isn't part of any area, just use this custom/unique areaId.
|
||
const uint16_t areaId = UINT16_MAX-1;
|
||
const uint32_t id = (areaId << 16) | m_widgetId++;
|
||
updatePresence(id);
|
||
|
||
const int32_t triSize = 12;
|
||
const int32_t borderSize = 15;
|
||
|
||
int32_t xx;
|
||
int32_t yy;
|
||
int32_t width;
|
||
int32_t height;
|
||
int32_t triX;
|
||
int32_t triY;
|
||
TriangleOrientation::Enum orientation;
|
||
|
||
if (ImguiBorder::Left == _border)
|
||
{
|
||
xx = -borderSize;
|
||
yy = -1;
|
||
width = 2*borderSize+1;
|
||
height = m_surfaceHeight+1;
|
||
triX = 0;
|
||
triY = (m_surfaceHeight-triSize)/2;
|
||
orientation = _checked ? TriangleOrientation::Left : TriangleOrientation::Right;
|
||
}
|
||
else if (ImguiBorder::Right == _border)
|
||
{
|
||
xx = m_surfaceWidth - borderSize;
|
||
yy = -1;
|
||
width = 2*borderSize+1;
|
||
height = m_surfaceHeight+1;
|
||
triX = m_surfaceWidth - triSize - 2;
|
||
triY = (m_surfaceHeight-width)/2;
|
||
orientation = _checked ? TriangleOrientation::Right : TriangleOrientation::Left;
|
||
}
|
||
else if (ImguiBorder::Top == _border)
|
||
{
|
||
xx = 0;
|
||
yy = -borderSize;
|
||
width = m_surfaceWidth;
|
||
height = 2*borderSize;
|
||
triX = (m_surfaceWidth-triSize)/2;
|
||
triY = 0;
|
||
orientation = _checked ? TriangleOrientation::Up : TriangleOrientation::Down;
|
||
}
|
||
else //if (ImguiBorder::Bottom == _border).
|
||
{
|
||
xx = 0;
|
||
yy = m_surfaceHeight - borderSize;
|
||
width = m_surfaceWidth;
|
||
height = 2*borderSize;
|
||
triX = (m_surfaceWidth-triSize)/2;
|
||
triY = m_surfaceHeight-triSize;
|
||
orientation = _checked ? TriangleOrientation::Down : TriangleOrientation::Up;
|
||
}
|
||
|
||
const bool over = _enabled && inRect(xx, yy, width, height, false);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
drawRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, isActive(id) ? imguiRGBA(23, 23, 23, 192) : imguiRGBA(0, 0, 0, 222)
|
||
);
|
||
|
||
drawTriangle( triX
|
||
, triY
|
||
, triSize
|
||
, triSize
|
||
, orientation
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 222) : imguiRGBA(255, 255, 255, 192)
|
||
);
|
||
|
||
return res;
|
||
}
|
||
|
||
void labelVargs(const char* _format, va_list _argList, uint32_t _rgba)
|
||
{
|
||
char temp[8192];
|
||
char* out = temp;
|
||
int32_t len = bx::vsnprintf(out, sizeof(temp), _format, _argList);
|
||
if ( (int32_t)sizeof(temp) < len)
|
||
{
|
||
out = (char*)alloca(len+1);
|
||
len = bx::vsnprintf(out, len, _format, _argList);
|
||
}
|
||
out[len] = '\0';
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY;
|
||
area.m_widgetY += BUTTON_HEIGHT;
|
||
drawText(xx
|
||
, yy + BUTTON_HEIGHT/2 + TEXT_HEIGHT/2
|
||
, ImguiTextAlign::Left
|
||
, out
|
||
, _rgba
|
||
);
|
||
}
|
||
|
||
void value(const char* _text)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t ww = area.m_widgetW;
|
||
area.m_widgetY += BUTTON_HEIGHT;
|
||
|
||
drawText(xx + ww - BUTTON_HEIGHT / 2
|
||
, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Right
|
||
, _text
|
||
, imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
|
||
bool slider(const char* _text, float& _val, float _vmin, float _vmax, float _vinc, bool _enabled, ImguiAlign::Enum _align)
|
||
{
|
||
const uint32_t id = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
const int32_t yy = area.m_widgetY;
|
||
const int32_t height = SLIDER_HEIGHT;
|
||
area.m_widgetY += SLIDER_HEIGHT + DEFAULT_SPACING;
|
||
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW;
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX);
|
||
}
|
||
|
||
drawRoundedRect( (float)xx, (float)yy, (float)width, (float)height, 4.0f, imguiRGBA(0, 0, 0, 128) );
|
||
|
||
const int32_t range = width - SLIDER_MARKER_WIDTH;
|
||
|
||
float uu = bx::fsaturate( (_val - _vmin) / (_vmax - _vmin) );
|
||
int32_t m = (int)(uu * range);
|
||
bool valChanged = false;
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
const bool over = enabled && inRect(xx + m, yy, SLIDER_MARKER_WIDTH, SLIDER_HEIGHT);
|
||
const bool res = buttonLogic(id, over);
|
||
|
||
if (isActive(id) )
|
||
{
|
||
if (m_wentActive)
|
||
{
|
||
m_dragX = m_mx;
|
||
m_dragOrig = uu;
|
||
}
|
||
|
||
if (m_dragX != m_mx)
|
||
{
|
||
uu = bx::fsaturate(m_dragOrig + (float)(m_mx - m_dragX) / (float)range);
|
||
|
||
_val = _vmin + uu * (_vmax - _vmin);
|
||
_val = floorf(_val / _vinc + 0.5f) * _vinc; // Snap to vinc
|
||
m = (int)(uu * range);
|
||
valChanged = true;
|
||
}
|
||
}
|
||
|
||
if (isActive(id) )
|
||
{
|
||
drawRoundedRect( (float)(xx + m)
|
||
, (float)yy
|
||
, (float)SLIDER_MARKER_WIDTH
|
||
, (float)SLIDER_HEIGHT
|
||
, 4.0f
|
||
, imguiRGBA(255, 255, 255, 255)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawRoundedRect( (float)(xx + m)
|
||
, (float)yy
|
||
, (float)SLIDER_MARKER_WIDTH
|
||
, (float)SLIDER_HEIGHT
|
||
, 4.0f
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 128) : imguiRGBA(255, 255, 255, 64)
|
||
);
|
||
}
|
||
|
||
// TODO: fix this, take a look at 'nicenum'.
|
||
int32_t digits = (int)(ceilf(log10f(_vinc) ) );
|
||
char fmt[16];
|
||
bx::snprintf(fmt, 16, "%%.%df", digits >= 0 ? 0 : -digits);
|
||
char msg[128];
|
||
bx::snprintf(msg, 128, fmt, _val);
|
||
|
||
if (enabled)
|
||
{
|
||
drawText(xx + SLIDER_HEIGHT / 2
|
||
, yy + SLIDER_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 255) : imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
|
||
drawText(xx + width - SLIDER_HEIGHT / 2
|
||
, yy + SLIDER_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Right
|
||
, msg
|
||
, isHot(id) ? imguiRGBA(255, 196, 0, 255) : imguiRGBA(255, 255, 255, 200)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
drawText(xx + SLIDER_HEIGHT / 2
|
||
, yy + SLIDER_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Left
|
||
, _text
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
|
||
drawText(xx + width - SLIDER_HEIGHT / 2
|
||
, yy + SLIDER_HEIGHT / 2 + TEXT_HEIGHT / 2
|
||
, ImguiTextAlign::Right
|
||
, msg
|
||
, imguiRGBA(128, 128, 128, 200)
|
||
);
|
||
}
|
||
|
||
return res || valChanged;
|
||
}
|
||
|
||
void indent(uint16_t _width)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
area.m_widgetX += _width;
|
||
area.m_widgetW -= _width;
|
||
}
|
||
|
||
void unindent(uint16_t _width)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
area.m_widgetX -= _width;
|
||
area.m_widgetW += _width;
|
||
}
|
||
|
||
void separator(uint16_t _height)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
area.m_widgetY += _height;
|
||
}
|
||
|
||
void separatorLine(uint16_t _height, ImguiAlign::Enum _align)
|
||
{
|
||
Area& area = getCurrentArea();
|
||
//const int32_t width = area.m_widgetW;
|
||
const int32_t height = 1;
|
||
//const int32_t xx = area.m_widgetX;
|
||
const int32_t yy = area.m_widgetY + _height/2 - height;
|
||
|
||
int32_t xx;
|
||
int32_t width;
|
||
if (ImguiAlign::Left == _align)
|
||
{
|
||
xx = area.m_contentX + SCROLL_AREA_PADDING;
|
||
width = area.m_widgetW;
|
||
}
|
||
else if (ImguiAlign::LeftIndented == _align
|
||
|| ImguiAlign::Right == _align)
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW;
|
||
}
|
||
else //if (ImguiAlign::Center == _align
|
||
//|| ImguiAlign::CenterIndented == _align).
|
||
{
|
||
xx = area.m_widgetX;
|
||
width = area.m_widgetW - (area.m_widgetX-area.m_contentX) + 1;
|
||
}
|
||
|
||
area.m_widgetY += _height;
|
||
|
||
drawRect( (float)xx
|
||
, (float)yy
|
||
, (float)width
|
||
, (float)height
|
||
, imguiRGBA(255, 255, 255, 32)
|
||
);
|
||
}
|
||
|
||
void drawPolygon(const float* _coords, uint32_t _numCoords, float _r, uint32_t _abgr)
|
||
{
|
||
_numCoords = bx::uint32_min(_numCoords, MAX_TEMP_COORDS);
|
||
|
||
for (uint32_t ii = 0, jj = _numCoords - 1; ii < _numCoords; jj = ii++)
|
||
{
|
||
const float* v0 = &_coords[jj * 2];
|
||
const float* v1 = &_coords[ii * 2];
|
||
float dx = v1[0] - v0[0];
|
||
float dy = v1[1] - v0[1];
|
||
float d = sqrtf(dx * dx + dy * dy);
|
||
if (d > 0)
|
||
{
|
||
d = 1.0f / d;
|
||
dx *= d;
|
||
dy *= d;
|
||
}
|
||
|
||
m_tempNormals[jj * 2 + 0] = dy;
|
||
m_tempNormals[jj * 2 + 1] = -dx;
|
||
}
|
||
|
||
for (uint32_t ii = 0, jj = _numCoords - 1; ii < _numCoords; jj = ii++)
|
||
{
|
||
float dlx0 = m_tempNormals[jj * 2 + 0];
|
||
float dly0 = m_tempNormals[jj * 2 + 1];
|
||
float dlx1 = m_tempNormals[ii * 2 + 0];
|
||
float dly1 = m_tempNormals[ii * 2 + 1];
|
||
float dmx = (dlx0 + dlx1) * 0.5f;
|
||
float dmy = (dly0 + dly1) * 0.5f;
|
||
float dmr2 = dmx * dmx + dmy * dmy;
|
||
if (dmr2 > 0.000001f)
|
||
{
|
||
float scale = 1.0f / dmr2;
|
||
if (scale > 10.0f)
|
||
{
|
||
scale = 10.0f;
|
||
}
|
||
|
||
dmx *= scale;
|
||
dmy *= scale;
|
||
}
|
||
|
||
m_tempCoords[ii * 2 + 0] = _coords[ii * 2 + 0] + dmx * _r;
|
||
m_tempCoords[ii * 2 + 1] = _coords[ii * 2 + 1] + dmy * _r;
|
||
}
|
||
|
||
uint32_t numVertices = _numCoords*6 + (_numCoords-2)*3;
|
||
if (bgfx::checkAvailTransientVertexBuffer(numVertices, PosColorVertex::ms_decl) )
|
||
{
|
||
bgfx::TransientVertexBuffer tvb;
|
||
bgfx::allocTransientVertexBuffer(&tvb, numVertices, PosColorVertex::ms_decl);
|
||
uint32_t trans = _abgr&0xffffff;
|
||
|
||
PosColorVertex* vertex = (PosColorVertex*)tvb.data;
|
||
for (uint32_t ii = 0, jj = _numCoords-1; ii < _numCoords; jj = ii++)
|
||
{
|
||
vertex->m_x = _coords[ii*2+0];
|
||
vertex->m_y = _coords[ii*2+1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = _coords[jj*2+0];
|
||
vertex->m_y = _coords[jj*2+1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = m_tempCoords[jj*2+0];
|
||
vertex->m_y = m_tempCoords[jj*2+1];
|
||
vertex->m_abgr = trans;
|
||
++vertex;
|
||
|
||
vertex->m_x = m_tempCoords[jj*2+0];
|
||
vertex->m_y = m_tempCoords[jj*2+1];
|
||
vertex->m_abgr = trans;
|
||
++vertex;
|
||
|
||
vertex->m_x = m_tempCoords[ii*2+0];
|
||
vertex->m_y = m_tempCoords[ii*2+1];
|
||
vertex->m_abgr = trans;
|
||
++vertex;
|
||
|
||
vertex->m_x = _coords[ii*2+0];
|
||
vertex->m_y = _coords[ii*2+1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
}
|
||
|
||
for (uint32_t ii = 2; ii < _numCoords; ++ii)
|
||
{
|
||
vertex->m_x = _coords[0];
|
||
vertex->m_y = _coords[1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = _coords[(ii-1)*2+0];
|
||
vertex->m_y = _coords[(ii-1)*2+1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = _coords[ii*2+0];
|
||
vertex->m_y = _coords[ii*2+1];
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
}
|
||
|
||
bgfx::setVertexBuffer(&tvb);
|
||
bgfx::setState(0
|
||
| BGFX_STATE_RGB_WRITE
|
||
| BGFX_STATE_ALPHA_WRITE
|
||
| BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_colorProgram);
|
||
}
|
||
}
|
||
|
||
void drawRect(float _x, float _y, float _w, float _h, uint32_t _argb, float _fth = 1.0f)
|
||
{
|
||
float verts[4 * 2] =
|
||
{
|
||
_x + 0.5f, _y + 0.5f,
|
||
_x + _w - 0.5f, _y + 0.5f,
|
||
_x + _w - 0.5f, _y + _h - 0.5f,
|
||
_x + 0.5f, _y + _h - 0.5f,
|
||
};
|
||
|
||
drawPolygon(verts, 4, _fth, _argb);
|
||
}
|
||
|
||
void drawRoundedRect(float _x, float _y, float _w, float _h, float _r, uint32_t _argb, float _fth = 1.0f)
|
||
{
|
||
if (0.0f == _r)
|
||
{
|
||
return drawRect(_x, _y, _w, _h, _argb, _fth);
|
||
}
|
||
|
||
const uint32_t num = NUM_CIRCLE_VERTS / 4;
|
||
const float* cverts = m_circleVerts;
|
||
float verts[(num + 1) * 4 * 2];
|
||
float* vv = verts;
|
||
|
||
for (uint32_t ii = 0; ii <= num; ++ii)
|
||
{
|
||
*vv++ = _x + _w - _r + cverts[ii * 2] * _r;
|
||
*vv++ = _y + _h - _r + cverts[ii * 2 + 1] * _r;
|
||
}
|
||
|
||
for (uint32_t ii = num; ii <= num * 2; ++ii)
|
||
{
|
||
*vv++ = _x + _r + cverts[ii * 2] * _r;
|
||
*vv++ = _y + _h - _r + cverts[ii * 2 + 1] * _r;
|
||
}
|
||
|
||
for (uint32_t ii = num * 2; ii <= num * 3; ++ii)
|
||
{
|
||
*vv++ = _x + _r + cverts[ii * 2] * _r;
|
||
*vv++ = _y + _r + cverts[ii * 2 + 1] * _r;
|
||
}
|
||
|
||
for (uint32_t ii = num * 3; ii < num * 4; ++ii)
|
||
{
|
||
*vv++ = _x + _w - _r + cverts[ii * 2] * _r;
|
||
*vv++ = _y + _r + cverts[ii * 2 + 1] * _r;
|
||
}
|
||
|
||
*vv++ = _x + _w - _r + cverts[0] * _r;
|
||
*vv++ = _y + _r + cverts[1] * _r;
|
||
|
||
drawPolygon(verts, (num + 1) * 4, _fth, _argb);
|
||
}
|
||
|
||
void drawLine(float _x0, float _y0, float _x1, float _y1, float _r, uint32_t _abgr, float _fth = 1.0f)
|
||
{
|
||
float dx = _x1 - _x0;
|
||
float dy = _y1 - _y0;
|
||
float d = sqrtf(dx * dx + dy * dy);
|
||
if (d > 0.0001f)
|
||
{
|
||
d = 1.0f / d;
|
||
dx *= d;
|
||
dy *= d;
|
||
}
|
||
|
||
float nx = dy;
|
||
float ny = -dx;
|
||
float verts[4 * 2];
|
||
_r -= _fth;
|
||
_r *= 0.5f;
|
||
if (_r < 0.01f)
|
||
{
|
||
_r = 0.01f;
|
||
}
|
||
|
||
dx *= _r;
|
||
dy *= _r;
|
||
nx *= _r;
|
||
ny *= _r;
|
||
|
||
verts[0] = _x0 - dx - nx;
|
||
verts[1] = _y0 - dy - ny;
|
||
|
||
verts[2] = _x0 - dx + nx;
|
||
verts[3] = _y0 - dy + ny;
|
||
|
||
verts[4] = _x1 + dx + nx;
|
||
verts[5] = _y1 + dy + ny;
|
||
|
||
verts[6] = _x1 + dx - nx;
|
||
verts[7] = _y1 + dy - ny;
|
||
|
||
drawPolygon(verts, 4, _fth, _abgr);
|
||
}
|
||
|
||
struct TriangleOrientation
|
||
{
|
||
enum Enum
|
||
{
|
||
Left,
|
||
Right,
|
||
Up,
|
||
Down,
|
||
};
|
||
};
|
||
|
||
void drawTriangle(int32_t _x, int32_t _y, int32_t _width, int32_t _height, TriangleOrientation::Enum _orientation, uint32_t _abgr)
|
||
{
|
||
if (TriangleOrientation::Left == _orientation)
|
||
{
|
||
const float verts[3 * 2] =
|
||
{
|
||
(float)_x + 0.5f + (float)_width * 1.0f, (float)_y + 0.5f,
|
||
(float)_x + 0.5f, (float)_y + 0.5f + (float)_height / 2.0f - 0.5f,
|
||
(float)_x + 0.5f + (float)_width * 1.0f, (float)_y + 0.5f + (float)_height - 1.0f,
|
||
};
|
||
|
||
drawPolygon(verts, 3, 1.0f, _abgr);
|
||
}
|
||
else if (TriangleOrientation::Right == _orientation)
|
||
{
|
||
const float verts[3 * 2] =
|
||
{
|
||
(float)_x + 0.5f, (float)_y + 0.5f,
|
||
(float)_x + 0.5f + (float)_width * 1.0f, (float)_y + 0.5f + (float)_height / 2.0f - 0.5f,
|
||
(float)_x + 0.5f, (float)_y + 0.5f + (float)_height - 1.0f,
|
||
};
|
||
|
||
drawPolygon(verts, 3, 1.0f, _abgr);
|
||
}
|
||
else if (TriangleOrientation::Up == _orientation)
|
||
{
|
||
const float verts[3 * 2] =
|
||
{
|
||
(float)_x + 0.5f, (float)_y + 0.5f + (float)_height - 1.0f,
|
||
(float)_x + 0.5f + (float)_width / 2.0f - 0.5f, (float)_y + 0.5f,
|
||
(float)_x + 0.5f + (float)_width - 1.0f, (float)_y + 0.5f + (float)_height - 1.0f,
|
||
};
|
||
|
||
drawPolygon(verts, 3, 1.0f, _abgr);
|
||
}
|
||
else //if (TriangleOrientation::Down == _orientation).
|
||
{
|
||
const float verts[3 * 2] =
|
||
{
|
||
(float)_x + 0.5f, (float)_y + 0.5f,
|
||
(float)_x + 0.5f + (float)_width / 2.0f - 0.5f, (float)_y + 0.5f + (float)_height - 1.0f,
|
||
(float)_x + 0.5f + (float)_width - 1.0f, (float)_y + 0.5f,
|
||
};
|
||
|
||
drawPolygon(verts, 3, 1.0f, _abgr);
|
||
}
|
||
}
|
||
|
||
#if !USE_NANOVG_FONT
|
||
void getBakedQuad(stbtt_bakedchar* _chardata, int32_t char_index, float* _xpos, float* _ypos, stbtt_aligned_quad* _quad)
|
||
{
|
||
stbtt_bakedchar* b = _chardata + char_index;
|
||
int32_t round_x = STBTT_ifloor(*_xpos + b->xoff);
|
||
int32_t round_y = STBTT_ifloor(*_ypos + b->yoff);
|
||
|
||
_quad->x0 = (float)round_x;
|
||
_quad->y0 = (float)round_y;
|
||
_quad->x1 = (float)round_x + b->x1 - b->x0;
|
||
_quad->y1 = (float)round_y + b->y1 - b->y0;
|
||
|
||
_quad->s0 = (b->x0 + m_halfTexel) * m_invTextureWidth;
|
||
_quad->t0 = (b->y0 + m_halfTexel) * m_invTextureWidth;
|
||
_quad->s1 = (b->x1 + m_halfTexel) * m_invTextureHeight;
|
||
_quad->t1 = (b->y1 + m_halfTexel) * m_invTextureHeight;
|
||
|
||
*_xpos += b->xadvance;
|
||
}
|
||
#endif // !USE_NANOVG_FONT
|
||
|
||
void drawText(int32_t _x, int32_t _y, ImguiTextAlign::Enum _align, const char* _text, uint32_t _abgr)
|
||
{
|
||
drawText( (float)_x, (float)_y, _text, _align, _abgr);
|
||
}
|
||
|
||
void drawText(float _x, float _y, const char* _text, ImguiTextAlign::Enum _align, uint32_t _abgr)
|
||
{
|
||
if (NULL == _text
|
||
|| '\0' == _text[0])
|
||
{
|
||
return;
|
||
}
|
||
|
||
#if USE_NANOVG_FONT
|
||
static uint32_t textAlign[ImguiTextAlign::Count] =
|
||
{
|
||
NVG_ALIGN_LEFT,
|
||
NVG_ALIGN_CENTER,
|
||
NVG_ALIGN_RIGHT,
|
||
};
|
||
|
||
nvgTextAlign(m_nvg, textAlign[_align]);
|
||
|
||
nvgFontBlur(m_nvg, 0.0f);
|
||
nvgFillColor(m_nvg, nvgRGBAu(_abgr) );
|
||
nvgText(m_nvg, _x, _y, _text, NULL);
|
||
#else
|
||
uint32_t numVertices = 0;
|
||
if (_align == ImguiTextAlign::Center)
|
||
{
|
||
_x -= getTextLength(m_fonts[m_currentFontIdx].m_cdata, _text, numVertices) / 2;
|
||
}
|
||
else if (_align == ImguiTextAlign::Right)
|
||
{
|
||
_x -= getTextLength(m_fonts[m_currentFontIdx].m_cdata, _text, numVertices);
|
||
}
|
||
else // just count vertices
|
||
{
|
||
getTextLength(m_fonts[m_currentFontIdx].m_cdata, _text, numVertices);
|
||
}
|
||
|
||
if (bgfx::checkAvailTransientVertexBuffer(numVertices, PosColorUvVertex::ms_decl) )
|
||
{
|
||
bgfx::TransientVertexBuffer tvb;
|
||
bgfx::allocTransientVertexBuffer(&tvb, numVertices, PosColorUvVertex::ms_decl);
|
||
|
||
PosColorUvVertex* vertex = (PosColorUvVertex*)tvb.data;
|
||
|
||
const float ox = _x;
|
||
|
||
while (*_text)
|
||
{
|
||
int32_t ch = (uint8_t)*_text;
|
||
if (ch == '\t')
|
||
{
|
||
for (int32_t i = 0; i < 4; ++i)
|
||
{
|
||
if (_x < s_tabStops[i] + ox)
|
||
{
|
||
_x = s_tabStops[i] + ox;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
else if (ch >= ' '
|
||
&& ch < 128)
|
||
{
|
||
stbtt_aligned_quad quad;
|
||
getBakedQuad(m_fonts[m_currentFontIdx].m_cdata, ch - 32, &_x, &_y, &quad);
|
||
|
||
vertex->m_x = quad.x0;
|
||
vertex->m_y = quad.y0;
|
||
vertex->m_u = quad.s0;
|
||
vertex->m_v = quad.t0;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = quad.x1;
|
||
vertex->m_y = quad.y1;
|
||
vertex->m_u = quad.s1;
|
||
vertex->m_v = quad.t1;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = quad.x1;
|
||
vertex->m_y = quad.y0;
|
||
vertex->m_u = quad.s1;
|
||
vertex->m_v = quad.t0;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = quad.x0;
|
||
vertex->m_y = quad.y0;
|
||
vertex->m_u = quad.s0;
|
||
vertex->m_v = quad.t0;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = quad.x0;
|
||
vertex->m_y = quad.y1;
|
||
vertex->m_u = quad.s0;
|
||
vertex->m_v = quad.t1;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
|
||
vertex->m_x = quad.x1;
|
||
vertex->m_y = quad.y1;
|
||
vertex->m_u = quad.s1;
|
||
vertex->m_v = quad.t1;
|
||
vertex->m_abgr = _abgr;
|
||
++vertex;
|
||
}
|
||
|
||
++_text;
|
||
}
|
||
|
||
bgfx::setTexture(0, s_texColor, m_fonts[m_currentFontIdx].m_texture);
|
||
bgfx::setVertexBuffer(&tvb);
|
||
bgfx::setState(0
|
||
| BGFX_STATE_RGB_WRITE
|
||
| BGFX_STATE_ALPHA_WRITE
|
||
| BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA)
|
||
);
|
||
setCurrentScissor();
|
||
bgfx::submit(m_view, m_textureProgram);
|
||
}
|
||
#endif // USE_NANOVG_FONT
|
||
}
|
||
|
||
bool screenQuad(int32_t _x, int32_t _y, int32_t _width, uint32_t _height, bool _originBottomLeft = false)
|
||
{
|
||
if (bgfx::checkAvailTransientVertexBuffer(6, PosUvVertex::ms_decl) )
|
||
{
|
||
bgfx::TransientVertexBuffer vb;
|
||
bgfx::allocTransientVertexBuffer(&vb, 6, PosUvVertex::ms_decl);
|
||
PosUvVertex* vertex = (PosUvVertex*)vb.data;
|
||
|
||
const float widthf = float(_width);
|
||
const float heightf = float(_height);
|
||
|
||
const float minx = float(_x);
|
||
const float miny = float(_y);
|
||
const float maxx = minx+widthf;
|
||
const float maxy = miny+heightf;
|
||
|
||
const float texelHalfW = m_halfTexel/widthf;
|
||
const float texelHalfH = m_halfTexel/heightf;
|
||
const float minu = texelHalfW;
|
||
const float maxu = 1.0f - texelHalfW;
|
||
const float minv = _originBottomLeft ? texelHalfH+1.0f : texelHalfH ;
|
||
const float maxv = _originBottomLeft ? texelHalfH : texelHalfH+1.0f;
|
||
|
||
vertex[0].m_x = minx;
|
||
vertex[0].m_y = miny;
|
||
vertex[0].m_u = minu;
|
||
vertex[0].m_v = minv;
|
||
|
||
vertex[1].m_x = maxx;
|
||
vertex[1].m_y = miny;
|
||
vertex[1].m_u = maxu;
|
||
vertex[1].m_v = minv;
|
||
|
||
vertex[2].m_x = maxx;
|
||
vertex[2].m_y = maxy;
|
||
vertex[2].m_u = maxu;
|
||
vertex[2].m_v = maxv;
|
||
|
||
vertex[3].m_x = maxx;
|
||
vertex[3].m_y = maxy;
|
||
vertex[3].m_u = maxu;
|
||
vertex[3].m_v = maxv;
|
||
|
||
vertex[4].m_x = minx;
|
||
vertex[4].m_y = maxy;
|
||
vertex[4].m_u = minu;
|
||
vertex[4].m_v = maxv;
|
||
|
||
vertex[5].m_x = minx;
|
||
vertex[5].m_y = miny;
|
||
vertex[5].m_u = minu;
|
||
vertex[5].m_v = minv;
|
||
|
||
bgfx::setVertexBuffer(&vb);
|
||
|
||
return true;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
void colorWheelWidget(float _rgb[3], bool _respectIndentation, float _size, bool _enabled)
|
||
{
|
||
const uint32_t wheelId = getId();
|
||
const uint32_t triangleId = getId();
|
||
|
||
Area& area = getCurrentArea();
|
||
|
||
const float areaX = float(_respectIndentation ? area.m_widgetX : area.m_contentX);
|
||
const float areaW = float(_respectIndentation ? area.m_widgetW : area.m_contentWidth);
|
||
|
||
const float width = areaW*_size;
|
||
const float xx = areaX + areaW*0.5f;
|
||
const float yy = float(area.m_widgetY) + width*0.5f;
|
||
const float center[2] = { xx, yy };
|
||
|
||
area.m_widgetY += int32_t(width) + DEFAULT_SPACING;
|
||
|
||
const float ro = width*0.5f - 5.0f; // radiusOuter.
|
||
const float rd = _size*25.0f; // radiusDelta.
|
||
const float ri = ro - rd; // radiusInner.
|
||
const float aeps = 0.5f / ro; // Half a pixel arc length in radians (2pi cancels out).
|
||
const float cmx = float(m_mx) - center[0];
|
||
const float cmy = float(m_my) - center[1];
|
||
|
||
const float aa[2] = { ri - 6.0f, 0.0f }; // Hue point.
|
||
const float bb[2] = { cosf(-120.0f/180.0f*NVG_PI) * aa[0], sinf(-120.0f/180.0f*NVG_PI) * aa[0] }; // Black point.
|
||
const float cc[2] = { cosf( 120.0f/180.0f*NVG_PI) * aa[0], sinf( 120.0f/180.0f*NVG_PI) * aa[0] }; // White point.
|
||
|
||
const float ca[2] = { aa[0] - cc[0], aa[1] - cc[1] };
|
||
const float lenCa = sqrtf(ca[0]*ca[0]+ca[1]*ca[1]);
|
||
const float invLenCa = 1.0f/lenCa;
|
||
const float dirCa[2] = { ca[0]*invLenCa, ca[1]*invLenCa };
|
||
|
||
float sel[2];
|
||
|
||
float hsv[3];
|
||
bx::rgbToHsv(hsv, _rgb);
|
||
|
||
const bool enabled = _enabled && isEnabled(m_areaId);
|
||
if (enabled)
|
||
{
|
||
if (m_leftPressed)
|
||
{
|
||
const float len = sqrtf(cmx*cmx + cmy*cmy);
|
||
if (len > ri)
|
||
{
|
||
if (len < ro)
|
||
{
|
||
setActive(wheelId);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
setActive(triangleId);
|
||
}
|
||
}
|
||
|
||
if (m_leftReleased
|
||
&& (isActive(wheelId) || isActive(triangleId) ) )
|
||
{
|
||
clearActive();
|
||
}
|
||
|
||
// Set hue.
|
||
if (m_left
|
||
&& isActive(wheelId) )
|
||
{
|
||
hsv[0] = atan2f(cmy, cmx)/NVG_PI*0.5f;
|
||
if (hsv[0] < 0.0f)
|
||
{
|
||
hsv[0]+=1.0f;
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
if (enabled
|
||
&& m_left
|
||
&& isActive(triangleId) )
|
||
{
|
||
float an = -hsv[0]*NVG_PI*2.0f;
|
||
float tmx = (cmx*cosf(an)-cmy*sinf(an) );
|
||
float tmy = (cmx*sinf(an)+cmy*cosf(an) );
|
||
|
||
if (pointInTriangle(tmx, tmy, aa[0], aa[1], bb[0], bb[1], cc[0], cc[1]) )
|
||
{
|
||
sel[0] = tmx;
|
||
sel[1] = tmy;
|
||
}
|
||
else
|
||
{
|
||
closestPointOnTriangle(sel[0], sel[1], tmx, tmy, aa[0], aa[1], bb[0], bb[1], cc[0], cc[1]);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* bb (black)
|
||
* /\
|
||
* / \
|
||
* / \
|
||
* / \
|
||
* / \
|
||
* / .sel \
|
||
* / \
|
||
* cc(white)/____.ss_______\aa (hue)
|
||
*/
|
||
const float ss[2] =
|
||
{
|
||
cc[0] + dirCa[0]*lenCa*hsv[1],
|
||
cc[1] + dirCa[1]*lenCa*hsv[1],
|
||
};
|
||
|
||
const float sb[2] = { bb[0]-ss[0], bb[1]-ss[1] };
|
||
const float lenSb = sqrtf(sb[0]*sb[0]+sb[1]*sb[1]);
|
||
const float invLenSb = 1.0f/lenSb;
|
||
const float dirSb[2] = { sb[0]*invLenSb, sb[1]*invLenSb };
|
||
|
||
sel[0] = cc[0] + dirCa[0]*lenCa*hsv[1] + dirSb[0]*lenSb*(1.0f - hsv[2]);
|
||
sel[1] = cc[1] + dirCa[1]*lenCa*hsv[1] + dirSb[1]*lenSb*(1.0f - hsv[2]);
|
||
}
|
||
|
||
float uu, vv, ww;
|
||
barycentric(uu, vv, ww
|
||
, aa[0], aa[1]
|
||
, bb[0], bb[1]
|
||
, cc[0], cc[1]
|
||
, sel[0], sel[1]
|
||
);
|
||
|
||
const float val = bx::fclamp(1.0f-vv, 0.0001f, 1.0f);
|
||
const float sat = bx::fclamp(uu/val, 0.0001f, 1.0f);
|
||
|
||
const float out[3] = { hsv[0], sat, val };
|
||
bx::hsvToRgb(_rgb, out);
|
||
|
||
// Draw widget.
|
||
nvgSave(m_nvg);
|
||
{
|
||
float saturation;
|
||
uint8_t alpha0;
|
||
uint8_t alpha1;
|
||
if (enabled)
|
||
{
|
||
saturation = 1.0f;
|
||
alpha0 = 255;
|
||
alpha1 = 192;
|
||
}
|
||
else
|
||
{
|
||
saturation = 0.0f;
|
||
alpha0 = 10;
|
||
alpha1 = 10;
|
||
}
|
||
|
||
// Circle.
|
||
for (uint8_t ii = 0; ii < 6; ii++)
|
||
{
|
||
const float a0 = float(ii)/6.0f * 2.0f*NVG_PI - aeps;
|
||
const float a1 = float(ii+1.0f)/6.0f * 2.0f*NVG_PI + aeps;
|
||
nvgBeginPath(m_nvg);
|
||
nvgArc(m_nvg, center[0], center[1], ri, a0, a1, NVG_CW);
|
||
nvgArc(m_nvg, center[0], center[1], ro, a1, a0, NVG_CCW);
|
||
nvgClosePath(m_nvg);
|
||
|
||
const float ax = center[0] + cosf(a0) * (ri+ro)*0.5f;
|
||
const float ay = center[1] + sinf(a0) * (ri+ro)*0.5f;
|
||
const float bx = center[0] + cosf(a1) * (ri+ro)*0.5f;
|
||
const float by = center[1] + sinf(a1) * (ri+ro)*0.5f;
|
||
NVGpaint paint = nvgLinearGradient(m_nvg
|
||
, ax, ay
|
||
, bx, by
|
||
, nvgHSLA(a0/NVG_PI*0.5f,saturation,0.55f,alpha0)
|
||
, nvgHSLA(a1/NVG_PI*0.5f,saturation,0.55f,alpha0)
|
||
);
|
||
|
||
nvgFillPaint(m_nvg, paint);
|
||
nvgFill(m_nvg);
|
||
}
|
||
|
||
// Circle stroke.
|
||
nvgBeginPath(m_nvg);
|
||
nvgCircle(m_nvg, center[0], center[1], ri-0.5f);
|
||
nvgCircle(m_nvg, center[0], center[1], ro+0.5f);
|
||
nvgStrokeColor(m_nvg, nvgRGBA(0,0,0,64) );
|
||
nvgStrokeWidth(m_nvg, 1.0f);
|
||
nvgStroke(m_nvg);
|
||
|
||
nvgSave(m_nvg);
|
||
{
|
||
// Hue selector.
|
||
nvgTranslate(m_nvg, center[0], center[1]);
|
||
nvgRotate(m_nvg, hsv[0]*NVG_PI*2.0f);
|
||
nvgStrokeWidth(m_nvg, 2.0f);
|
||
nvgBeginPath(m_nvg);
|
||
nvgRect(m_nvg, ri-1.0f,-3.0f,rd+2.0f,6.0f);
|
||
nvgStrokeColor(m_nvg, nvgRGBA(255,255,255,alpha1) );
|
||
nvgStroke(m_nvg);
|
||
|
||
// Hue selector drop shadow.
|
||
NVGpaint paint = nvgBoxGradient(m_nvg, ri-3.0f,-5.0f,ro-ri+6.0f,10.0f, 2.0f,4.0f, nvgRGBA(0,0,0,128), nvgRGBA(0,0,0,0) );
|
||
nvgBeginPath(m_nvg);
|
||
nvgRect(m_nvg, ri-2.0f-10.0f,-4.0f-10.0f,ro-ri+4.0f+20.0f,8.0f+20.0f);
|
||
nvgRect(m_nvg, ri-2.0f,-4.0f,ro-ri+4.0f,8.0f);
|
||
nvgPathWinding(m_nvg, NVG_HOLE);
|
||
nvgFillPaint(m_nvg, paint);
|
||
nvgFill(m_nvg);
|
||
|
||
// Center triangle stroke.
|
||
nvgBeginPath(m_nvg);
|
||
nvgMoveTo(m_nvg, aa[0], aa[1]);
|
||
nvgLineTo(m_nvg, bb[0], bb[1]);
|
||
nvgLineTo(m_nvg, cc[0], cc[1]);
|
||
nvgClosePath(m_nvg);
|
||
nvgStrokeColor(m_nvg, nvgRGBA(0,0,0,64) );
|
||
nvgStroke(m_nvg);
|
||
|
||
// Center triangle fill.
|
||
paint = nvgLinearGradient(m_nvg, aa[0], aa[1], bb[0], bb[1], nvgHSL(hsv[0],saturation,0.5f), nvgRGBA(0,0,0,alpha0) );
|
||
nvgFillPaint(m_nvg, paint);
|
||
nvgFill(m_nvg);
|
||
paint = nvgLinearGradient(m_nvg, (aa[0]+bb[0])*0.5f, (aa[1]+bb[1])*0.5f, cc[0], cc[1], nvgRGBA(0,0,0,0), nvgRGBA(255,255,255,alpha0) );
|
||
nvgFillPaint(m_nvg, paint);
|
||
nvgFill(m_nvg);
|
||
|
||
// Color selector.
|
||
nvgStrokeWidth(m_nvg, 2.0f);
|
||
nvgBeginPath(m_nvg);
|
||
nvgCircle(m_nvg, sel[0], sel[1], 5);
|
||
nvgStrokeColor(m_nvg, nvgRGBA(255,255,255,alpha1) );
|
||
nvgStroke(m_nvg);
|
||
|
||
// Color selector stroke.
|
||
paint = nvgRadialGradient(m_nvg, sel[0], sel[1], 7.0f, 9.0f, nvgRGBA(0,0,0,64), nvgRGBA(0,0,0,0) );
|
||
nvgBeginPath(m_nvg);
|
||
nvgRect(m_nvg, sel[0]-20.0f, sel[1]-20.0f, 40.0f, 40.0f);
|
||
nvgCircle(m_nvg, sel[0], sel[1], 7.0f);
|
||
nvgPathWinding(m_nvg, NVG_HOLE);
|
||
nvgFillPaint(m_nvg, paint);
|
||
nvgFill(m_nvg);
|
||
}
|
||
nvgRestore(m_nvg);
|
||
}
|
||
nvgRestore(m_nvg);
|
||
}
|
||
|
||
struct Area
|
||
{
|
||
int32_t m_x;
|
||
int32_t m_y;
|
||
int32_t m_width;
|
||
int32_t m_height;
|
||
int16_t m_contentX;
|
||
int16_t m_contentY;
|
||
int16_t m_contentWidth;
|
||
int16_t m_contentHeight;
|
||
int16_t m_scissorX;
|
||
int16_t m_scissorY;
|
||
int16_t m_scissorHeight;
|
||
int16_t m_scissorWidth;
|
||
int32_t m_widgetX;
|
||
int32_t m_widgetY;
|
||
int32_t m_widgetW;
|
||
int32_t* m_scrollVal;
|
||
uint32_t m_scrollId;
|
||
bool m_inside;
|
||
bool m_didScroll;
|
||
bool m_scissorEnabled;
|
||
};
|
||
|
||
bool visible(int32_t _elemY, int32_t _elemHeight, int32_t _scissorY, int32_t _scissorHeight)
|
||
{
|
||
return (_elemY+_elemHeight) > _scissorY
|
||
&& (_elemY) < (_scissorY+_scissorHeight);
|
||
}
|
||
|
||
inline Area& getCurrentArea()
|
||
{
|
||
return m_areas[m_areaId];
|
||
}
|
||
|
||
inline void setCurrentScissor()
|
||
{
|
||
const Area& area = getCurrentArea();
|
||
if (area.m_scissorEnabled)
|
||
{
|
||
const float xscale = float(m_viewWidth) /float(m_surfaceWidth);
|
||
const float yscale = float(m_viewHeight)/float(m_surfaceHeight);
|
||
const int16_t scissorX = int16_t(float(area.m_scissorX)*xscale);
|
||
const int16_t scissorY = int16_t(float(area.m_scissorY)*yscale);
|
||
const int16_t scissorWidth = int16_t(float(area.m_scissorWidth)*xscale);
|
||
const int16_t scissorHeight = int16_t(float(area.m_scissorHeight)*yscale);
|
||
bgfx::setScissor(uint16_t(IMGUI_MAX(0, scissorX) )
|
||
, uint16_t(IMGUI_MAX(0, scissorY-1) )
|
||
, scissorWidth
|
||
, scissorHeight+1
|
||
);
|
||
}
|
||
else
|
||
{
|
||
bgfx::setScissor(UINT16_MAX);
|
||
}
|
||
}
|
||
|
||
inline void nvgScissor(NVGcontext* _ctx, const Area& _area)
|
||
{
|
||
if (_area.m_scissorEnabled)
|
||
{
|
||
::nvgScissor(_ctx
|
||
, float(IMGUI_MAX(0, _area.m_scissorX) )
|
||
, float(IMGUI_MAX(0, _area.m_scissorY-1) )
|
||
, float(_area.m_scissorWidth)
|
||
, float(_area.m_scissorHeight+1)
|
||
);
|
||
}
|
||
else
|
||
{
|
||
nvgResetScissor(_ctx);
|
||
}
|
||
}
|
||
|
||
template <typename Ty, uint16_t Max=64>
|
||
struct IdStack
|
||
{
|
||
IdStack()
|
||
{
|
||
reset();
|
||
}
|
||
|
||
void reset()
|
||
{
|
||
m_current = 0;
|
||
m_idGen = 0;
|
||
m_ids[0] = 0;
|
||
}
|
||
|
||
void next()
|
||
{
|
||
BX_CHECK(Max > (m_current+1), "Param out of bounds!");
|
||
|
||
m_ids[++m_current] = ++m_idGen;
|
||
}
|
||
|
||
void pop()
|
||
{
|
||
m_current = m_current > 0 ? m_current-1 : 0;
|
||
}
|
||
|
||
Ty current() const
|
||
{
|
||
BX_CHECK(Max > (m_current), "Param out of bounds!");
|
||
|
||
return m_ids[m_current];
|
||
}
|
||
|
||
operator Ty() const
|
||
{
|
||
BX_CHECK(Max > (m_current), "Param out of bounds!");
|
||
|
||
return m_ids[m_current];
|
||
}
|
||
|
||
private:
|
||
uint16_t m_current;
|
||
Ty m_idGen;
|
||
Ty m_ids[Max];
|
||
};
|
||
|
||
bx::AllocatorI* m_allocator;
|
||
int32_t m_mx;
|
||
int32_t m_my;
|
||
int32_t m_scroll;
|
||
uint32_t m_active;
|
||
uint32_t m_hot;
|
||
uint32_t m_hotToBe;
|
||
char m_char;
|
||
char m_lastChar;
|
||
uint32_t m_inputField;
|
||
int32_t m_dragX;
|
||
int32_t m_dragY;
|
||
float m_dragOrig;
|
||
bool m_left;
|
||
bool m_leftPressed;
|
||
bool m_leftReleased;
|
||
bool m_isHot;
|
||
bool m_wentActive;
|
||
bool m_insideArea;
|
||
bool m_isActivePresent;
|
||
bool m_checkActivePresence;
|
||
|
||
IdStack<uint16_t> m_areaId;
|
||
uint16_t m_widgetId;
|
||
uint64_t m_enabledAreaIds;
|
||
Area m_areas[64];
|
||
|
||
float m_tempCoords[MAX_TEMP_COORDS * 2];
|
||
float m_tempNormals[MAX_TEMP_COORDS * 2];
|
||
|
||
float m_circleVerts[NUM_CIRCLE_VERTS * 2];
|
||
|
||
uint16_t m_textureWidth;
|
||
uint16_t m_textureHeight;
|
||
float m_invTextureWidth;
|
||
float m_invTextureHeight;
|
||
float m_halfTexel;
|
||
|
||
NVGcontext* m_nvg;
|
||
|
||
uint8_t m_view;
|
||
uint16_t m_surfaceWidth;
|
||
uint16_t m_surfaceHeight;
|
||
uint16_t m_viewWidth;
|
||
uint16_t m_viewHeight;
|
||
|
||
#if !USE_NANOVG_FONT
|
||
struct Font
|
||
{
|
||
stbtt_bakedchar m_cdata[96]; // ASCII 32..126 is 95 glyphs
|
||
bgfx::TextureHandle m_texture;
|
||
float m_size;
|
||
};
|
||
|
||
uint16_t m_currentFontIdx;
|
||
bx::HandleAllocT<IMGUI_CONFIG_MAX_FONTS> m_fontHandle;
|
||
Font m_fonts[IMGUI_CONFIG_MAX_FONTS];
|
||
#endif // !USE_NANOVG_FONT
|
||
|
||
bgfx::UniformHandle u_imageLodEnabled;
|
||
bgfx::UniformHandle u_imageSwizzle;
|
||
bgfx::UniformHandle s_texColor;
|
||
bgfx::ProgramHandle m_colorProgram;
|
||
bgfx::ProgramHandle m_textureProgram;
|
||
bgfx::ProgramHandle m_cubeMapProgram;
|
||
bgfx::ProgramHandle m_latlongProgram;
|
||
bgfx::ProgramHandle m_imageProgram;
|
||
bgfx::ProgramHandle m_imageSwizzProgram;
|
||
bgfx::TextureHandle m_missingTexture;
|
||
};
|
||
|
||
static Imgui s_imgui;
|
||
|
||
void* imguiMalloc(size_t _size, void*)
|
||
{
|
||
return BX_ALLOC(s_imgui.m_allocator, _size);
|
||
}
|
||
|
||
void imguiFree(void* _ptr, void*)
|
||
{
|
||
BX_FREE(s_imgui.m_allocator, _ptr);
|
||
}
|
||
|
||
ImguiFontHandle imguiCreate(const void*, uint32_t, float _fontSize, bx::AllocatorI* _allocator)
|
||
{
|
||
return s_imgui.create(_fontSize, _allocator);
|
||
}
|
||
|
||
void imguiDestroy()
|
||
{
|
||
s_imgui.destroy();
|
||
}
|
||
|
||
ImguiFontHandle imguiCreateFont(const void* _data, float _fontSize)
|
||
{
|
||
return s_imgui.createFont(_data, _fontSize);
|
||
}
|
||
|
||
void imguiSetFont(ImguiFontHandle _handle)
|
||
{
|
||
s_imgui.setFont(_handle);
|
||
}
|
||
|
||
ImguiFontHandle imguiGetCurrentFont()
|
||
{
|
||
const ImguiFontHandle handle = { s_imgui.m_currentFontIdx };
|
||
return handle;
|
||
}
|
||
|
||
void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, uint16_t _surfaceWidth, uint16_t _surfaceHeight, char _inputChar, uint8_t _view)
|
||
{
|
||
s_imgui.beginFrame(_mx, _my, _button, _scroll, _width, _height, _surfaceWidth, _surfaceHeight, _inputChar, _view);
|
||
}
|
||
|
||
void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, char _inputChar, uint8_t _view)
|
||
{
|
||
s_imgui.beginFrame(_mx, _my, _button, _scroll, _width, _height, _width, _height, _inputChar, _view);
|
||
}
|
||
|
||
void imguiEndFrame()
|
||
{
|
||
s_imgui.endFrame();
|
||
}
|
||
|
||
void imguiDrawText(int32_t _x, int32_t _y, ImguiTextAlign::Enum _align, const char* _text, uint32_t _argb)
|
||
{
|
||
s_imgui.drawText(_x, _y, _align, _text, _argb);
|
||
}
|
||
|
||
void imguiDrawLine(float _x0, float _y0, float _x1, float _y1, float _r, uint32_t _argb)
|
||
{
|
||
s_imgui.drawLine(_x0, _y0, _x1, _y1, _r, _argb);
|
||
}
|
||
|
||
void imguiDrawRoundedRect(float _x, float _y, float _width, float _height, float _r, uint32_t _argb)
|
||
{
|
||
s_imgui.drawRoundedRect(_x, _y, _width, _height, _r, _argb);
|
||
}
|
||
|
||
void imguiDrawRect(float _x, float _y, float _width, float _height, uint32_t _argb)
|
||
{
|
||
s_imgui.drawRect(_x, _y, _width, _height, _argb);
|
||
}
|
||
|
||
bool imguiBorderButton(ImguiBorder::Enum _border, bool _checked, bool _enabled)
|
||
{
|
||
return s_imgui.borderButton(_border, _checked, _enabled);
|
||
}
|
||
|
||
bool imguiBeginArea(const char* _name, int _x, int _y, int _width, int _height, bool _enabled, int32_t _r)
|
||
{
|
||
return s_imgui.beginArea(_name, _x, _y, _width, _height, _enabled, _r);
|
||
}
|
||
|
||
void imguiEndArea()
|
||
{
|
||
return s_imgui.endArea();
|
||
}
|
||
|
||
bool imguiBeginScroll(int32_t _height, int32_t* _scroll, bool _enabled)
|
||
{
|
||
return s_imgui.beginScroll(_height, _scroll, _enabled);
|
||
}
|
||
|
||
void imguiEndScroll(int32_t _r)
|
||
{
|
||
s_imgui.endScroll(_r);
|
||
}
|
||
|
||
bool imguiBeginScrollArea(const char* _name, int32_t _x, int32_t _y, int32_t _width, int32_t _height, int32_t* _scroll, bool _enabled, int32_t _r)
|
||
{
|
||
const bool result = s_imgui.beginArea(_name, _x, _y, _width, _height, _enabled, _r);
|
||
const bool hasTitle = (NULL != _name && '\0' != _name[0]);
|
||
const int32_t margins = int32_t(hasTitle)*(AREA_HEADER+2*SCROLL_AREA_PADDING-1);
|
||
s_imgui.beginScroll(_height - margins, _scroll, _enabled);
|
||
return result;
|
||
}
|
||
|
||
void imguiEndScrollArea(int32_t _r)
|
||
{
|
||
s_imgui.endScroll(_r);
|
||
s_imgui.endArea();
|
||
}
|
||
|
||
void imguiIndent(uint16_t _width)
|
||
{
|
||
s_imgui.indent(_width);
|
||
}
|
||
|
||
void imguiUnindent(uint16_t _width)
|
||
{
|
||
s_imgui.unindent(_width);
|
||
}
|
||
|
||
void imguiSeparator(uint16_t _height)
|
||
{
|
||
s_imgui.separator(_height);
|
||
}
|
||
|
||
void imguiSeparatorLine(uint16_t _height, ImguiAlign::Enum _align)
|
||
{
|
||
s_imgui.separatorLine(_height, _align);
|
||
}
|
||
|
||
int32_t imguiGetWidgetX()
|
||
{
|
||
return s_imgui.getCurrentArea().m_widgetX;
|
||
}
|
||
|
||
int32_t imguiGetWidgetY()
|
||
{
|
||
return s_imgui.getCurrentArea().m_widgetY;
|
||
}
|
||
|
||
int32_t imguiGetWidgetW()
|
||
{
|
||
return s_imgui.getCurrentArea().m_widgetW;
|
||
}
|
||
|
||
void imguiSetCurrentScissor()
|
||
{
|
||
return s_imgui.setCurrentScissor();
|
||
}
|
||
|
||
bool imguiButton(const char* _text, bool _enabled, ImguiAlign::Enum _align, uint32_t _rgb0, int32_t _r)
|
||
{
|
||
return s_imgui.button(_text, _enabled, _align, _rgb0, _r);
|
||
}
|
||
|
||
bool imguiItem(const char* _text, bool _enabled)
|
||
{
|
||
return s_imgui.item(_text, _enabled);
|
||
}
|
||
|
||
bool imguiCheck(const char* _text, bool _checked, bool _enabled)
|
||
{
|
||
return s_imgui.check(_text, _checked, _enabled);
|
||
}
|
||
|
||
bool imguiBool(const char* _text, bool& _flag, bool _enabled)
|
||
{
|
||
bool result = imguiCheck(_text, _flag, _enabled);
|
||
if (result)
|
||
{
|
||
_flag = !_flag;
|
||
}
|
||
return result;
|
||
}
|
||
|
||
bool imguiCollapse(const char* _text, const char* _subtext, bool _checked, bool _enabled)
|
||
{
|
||
return s_imgui.collapse(_text, _subtext, _checked, _enabled);
|
||
}
|
||
|
||
void imguiLabel(const char* _format, ...)
|
||
{
|
||
va_list argList;
|
||
va_start(argList, _format);
|
||
s_imgui.labelVargs(_format, argList, imguiRGBA(255, 255, 255, 255) );
|
||
va_end(argList);
|
||
}
|
||
|
||
void imguiLabel(uint32_t _rgba, const char* _format, ...)
|
||
{
|
||
va_list argList;
|
||
va_start(argList, _format);
|
||
s_imgui.labelVargs(_format, argList, _rgba);
|
||
va_end(argList);
|
||
}
|
||
|
||
void imguiValue(const char* _text)
|
||
{
|
||
s_imgui.value(_text);
|
||
}
|
||
|
||
bool imguiSlider(const char* _text, float& _val, float _vmin, float _vmax, float _vinc, bool _enabled, ImguiAlign::Enum _align)
|
||
{
|
||
return s_imgui.slider(_text, _val, _vmin, _vmax, _vinc, _enabled, _align);
|
||
}
|
||
|
||
bool imguiSlider(const char* _text, int32_t& _val, int32_t _vmin, int32_t _vmax, bool _enabled, ImguiAlign::Enum _align)
|
||
{
|
||
float val = (float)_val;
|
||
bool result = s_imgui.slider(_text, val, (float)_vmin, (float)_vmax, 1.0f, _enabled, _align);
|
||
_val = (int32_t)val;
|
||
return result;
|
||
}
|
||
|
||
void imguiInput(const char* _label, char* _str, uint32_t _len, bool _enabled, ImguiAlign::Enum _align, int32_t _r)
|
||
{
|
||
s_imgui.input(_label, _str, _len, _enabled, _align, _r);
|
||
}
|
||
|
||
uint8_t imguiTabs(uint8_t _selected, bool _enabled, ImguiAlign::Enum _align, int32_t _height, int32_t _r, uint32_t _nTabs, uint32_t _nEnabled, ...)
|
||
{
|
||
va_list argList;
|
||
va_start(argList, _nEnabled);
|
||
const uint8_t result = s_imgui.tabs(_selected, _enabled, _align, _height, _r, _nTabs, _nEnabled, argList);
|
||
va_end(argList);
|
||
|
||
return result;
|
||
}
|
||
|
||
uint8_t imguiTabs(uint8_t _selected, bool _enabled, ImguiAlign::Enum _align, int32_t _height, int32_t _r, uint32_t _nTabs, ...)
|
||
{
|
||
va_list argList;
|
||
va_start(argList, _nTabs);
|
||
const uint8_t result = s_imgui.tabs(_selected, _enabled, _align, _height, _r, _nTabs, 0, argList);
|
||
va_end(argList);
|
||
|
||
return result;
|
||
}
|
||
|
||
uint32_t imguiChooseUseMacroInstead(uint32_t _selected, ...)
|
||
{
|
||
va_list argList;
|
||
va_start(argList, _selected);
|
||
|
||
const char* str = va_arg(argList, const char*);
|
||
for (uint32_t ii = 0; str != NULL; ++ii, str = va_arg(argList, const char*) )
|
||
{
|
||
if (imguiCheck(str, ii == _selected) )
|
||
{
|
||
_selected = ii;
|
||
}
|
||
}
|
||
|
||
va_end(argList);
|
||
|
||
return _selected;
|
||
}
|
||
|
||
void imguiColorWheel(float _rgb[3], bool _respectIndentation, float _size, bool _enabled)
|
||
{
|
||
s_imgui.colorWheelWidget(_rgb, _respectIndentation, _size, _enabled);
|
||
}
|
||
|
||
void imguiColorWheel(const char* _text, float _rgb[3], bool& _activated, float _size, bool _enabled)
|
||
{
|
||
char buf[128];
|
||
bx::snprintf(buf, sizeof(buf), "[RGB %-2.2f %-2.2f %-2.2f]"
|
||
, _rgb[0]
|
||
, _rgb[1]
|
||
, _rgb[2]
|
||
);
|
||
|
||
if (imguiCollapse(_text, buf, _activated) )
|
||
{
|
||
_activated = !_activated;
|
||
}
|
||
|
||
if (_activated)
|
||
{
|
||
imguiColorWheel(_rgb, false, _size, _enabled);
|
||
}
|
||
}
|
||
|
||
bool imguiImage(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _enabled, bool _originBottomLeft)
|
||
{
|
||
return s_imgui.image(_image, _lod, _width, _height, _align, _enabled, _originBottomLeft);
|
||
}
|
||
|
||
bool imguiImage(bgfx::TextureHandle _image, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _enabled, bool _originBottomLeft)
|
||
{
|
||
return s_imgui.image(_image, _lod, _width, _aspect, _align, _enabled, _originBottomLeft);
|
||
}
|
||
|
||
bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, int32_t _width, int32_t _height, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
return s_imgui.imageChannel(_image, _channel, _lod, _width, _height, _align, _enabled);
|
||
}
|
||
|
||
bool imguiImageChannel(bgfx::TextureHandle _image, uint8_t _channel, float _lod, float _width, float _aspect, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
return s_imgui.imageChannel(_image, _channel, _lod, _width, _aspect, _align, _enabled);
|
||
}
|
||
|
||
bool imguiCube(bgfx::TextureHandle _cubemap, float _lod, ImguiCubemap::Enum _display, bool _sameHeight, ImguiAlign::Enum _align, bool _enabled)
|
||
{
|
||
return s_imgui.cubeMap(_cubemap, _lod, _display, _sameHeight, _align, _enabled);
|
||
}
|
||
|
||
float imguiGetTextLength(const char* _text, ImguiFontHandle _handle)
|
||
{
|
||
#if !USE_NANOVG_FONT
|
||
uint32_t numVertices = 0; //unused
|
||
return getTextLength(s_imgui.m_fonts[_handle.idx].m_cdata, _text, numVertices);
|
||
#else
|
||
return 0.0f;
|
||
#endif
|
||
}
|
||
|
||
bool imguiMouseOverArea()
|
||
{
|
||
return s_imgui.m_insideArea
|
||
|| ImGui::IsAnyItemHovered()
|
||
|| ImGui::IsMouseHoveringAnyWindow()
|
||
;
|
||
}
|
||
|
||
bgfx::ProgramHandle imguiGetImageProgram(uint8_t _mip)
|
||
{
|
||
const float lodEnabled[4] = { float(_mip), 1.0f, 0.0f, 0.0f };
|
||
bgfx::setUniform(s_imgui.u_imageLodEnabled, lodEnabled);
|
||
return s_imgui.m_imageProgram;
|
||
}
|