299 lines
11 KiB
C
299 lines
11 KiB
C
/* nuklear - 1.32.0 - public domain */
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#define COBJMACROS
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <d3d9.h>
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#include <stdio.h>
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#include <string.h>
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#include <limits.h>
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#include <time.h>
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#define WINDOW_WIDTH 800
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#define WINDOW_HEIGHT 600
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#define NK_INCLUDE_FIXED_TYPES
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#define NK_INCLUDE_STANDARD_IO
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#define NK_INCLUDE_STANDARD_VARARGS
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#define NK_INCLUDE_DEFAULT_ALLOCATOR
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#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
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#define NK_INCLUDE_FONT_BAKING
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#define NK_INCLUDE_DEFAULT_FONT
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#define NK_IMPLEMENTATION
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#define NK_D3D9_IMPLEMENTATION
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#include "../../nuklear.h"
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#include "nuklear_d3d9.h"
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/* ===============================================================
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*
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* EXAMPLE
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*
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* ===============================================================*/
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/* This are some code examples to provide a small overview of what can be
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* done with this library. To try out an example uncomment the include
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* and the corresponding function. */
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#define UNUSED(a) (void)a
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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#define MAX(a,b) ((a) < (b) ? (b) : (a))
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#define LEN(a) (sizeof(a)/sizeof(a)[0])
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/*#include "../style.c"*/
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/*#include "../calculator.c"*/
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/*#include "../overview.c"*/
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/*#include "../node_editor.c"*/
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/* ===============================================================
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*
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* DEMO
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*
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* ===============================================================*/
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static IDirect3DDevice9 *device;
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static IDirect3DDevice9Ex *deviceEx;
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static D3DPRESENT_PARAMETERS present;
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static LRESULT CALLBACK
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WindowProc(HWND wnd, UINT msg, WPARAM wparam, LPARAM lparam)
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{
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switch (msg)
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{
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case WM_DESTROY:
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PostQuitMessage(0);
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return 0;
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case WM_SIZE:
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if (device)
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{
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UINT width = LOWORD(lparam);
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UINT height = HIWORD(lparam);
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if (width != 0 && height != 0 &&
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(width != present.BackBufferWidth || height != present.BackBufferHeight))
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{
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nk_d3d9_release();
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present.BackBufferWidth = width;
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present.BackBufferHeight = height;
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HRESULT hr = IDirect3DDevice9_Reset(device, &present);
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NK_ASSERT(SUCCEEDED(hr));
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nk_d3d9_resize(width, height);
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}
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}
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break;
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}
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if (nk_d3d9_handle_event(wnd, msg, wparam, lparam))
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return 0;
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return DefWindowProcW(wnd, msg, wparam, lparam);
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}
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static void create_d3d9_device(HWND wnd)
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{
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HRESULT hr;
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present.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;
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present.BackBufferWidth = WINDOW_WIDTH;
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present.BackBufferHeight = WINDOW_HEIGHT;
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present.BackBufferFormat = D3DFMT_X8R8G8B8;
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present.BackBufferCount = 1;
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present.MultiSampleType = D3DMULTISAMPLE_NONE;
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present.SwapEffect = D3DSWAPEFFECT_DISCARD;
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present.hDeviceWindow = wnd;
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present.EnableAutoDepthStencil = TRUE;
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present.AutoDepthStencilFormat = D3DFMT_D24S8;
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present.Flags = D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL;
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present.Windowed = TRUE;
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{/* first try to create Direct3D9Ex device if possible (on Windows 7+) */
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typedef HRESULT WINAPI Direct3DCreate9ExPtr(UINT, IDirect3D9Ex**);
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Direct3DCreate9ExPtr *Direct3DCreate9Ex = (void *)GetProcAddress(GetModuleHandleA("d3d9.dll"), "Direct3DCreate9Ex");
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if (Direct3DCreate9Ex) {
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IDirect3D9Ex *d3d9ex;
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if (SUCCEEDED(Direct3DCreate9Ex(D3D_SDK_VERSION, &d3d9ex))) {
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hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, wnd,
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE | D3DCREATE_FPU_PRESERVE,
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&present, NULL, &deviceEx);
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if (SUCCEEDED(hr)) {
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device = (IDirect3DDevice9 *)deviceEx;
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} else {
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/* hardware vertex processing not supported, no big deal
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retry with software vertex processing */
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hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, wnd,
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D3DCREATE_SOFTWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE | D3DCREATE_FPU_PRESERVE,
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&present, NULL, &deviceEx);
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if (SUCCEEDED(hr)) {
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device = (IDirect3DDevice9 *)deviceEx;
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}
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}
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IDirect3D9Ex_Release(d3d9ex);
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}
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}
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}
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if (!device) {
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/* otherwise do regular D3D9 setup */
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IDirect3D9 *d3d9 = Direct3DCreate9(D3D_SDK_VERSION);
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hr = IDirect3D9_CreateDevice(d3d9, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, wnd,
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D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE | D3DCREATE_FPU_PRESERVE,
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&present, &device);
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if (FAILED(hr)) {
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/* hardware vertex processing not supported, no big deal
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retry with software vertex processing */
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hr = IDirect3D9_CreateDevice(d3d9, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, wnd,
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D3DCREATE_SOFTWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE | D3DCREATE_FPU_PRESERVE,
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&present, &device);
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NK_ASSERT(SUCCEEDED(hr));
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}
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IDirect3D9_Release(d3d9);
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}
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}
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int main(void)
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{
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struct nk_context *ctx;
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struct nk_color background;
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WNDCLASSW wc;
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RECT rect = { 0, 0, WINDOW_WIDTH, WINDOW_HEIGHT };
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DWORD style = WS_OVERLAPPEDWINDOW;
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DWORD exstyle = WS_EX_APPWINDOW;
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HWND wnd;
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int running = 1;
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/* Win32 */
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memset(&wc, 0, sizeof(wc));
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wc.style = CS_DBLCLKS;
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wc.lpfnWndProc = WindowProc;
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wc.hInstance = GetModuleHandleW(0);
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wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.lpszClassName = L"NuklearWindowClass";
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RegisterClassW(&wc);
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AdjustWindowRectEx(&rect, style, FALSE, exstyle);
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wnd = CreateWindowExW(exstyle, wc.lpszClassName, L"Nuklear Demo",
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style | WS_VISIBLE, CW_USEDEFAULT, CW_USEDEFAULT,
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rect.right - rect.left, rect.bottom - rect.top,
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NULL, NULL, wc.hInstance, NULL);
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create_d3d9_device(wnd);
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/* GUI */
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ctx = nk_d3d9_init(device, WINDOW_WIDTH, WINDOW_HEIGHT);
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/* Load Fonts: if none of these are loaded a default font will be used */
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/* Load Cursor: if you uncomment cursor loading please hide the cursor */
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{struct nk_font_atlas *atlas;
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nk_d3d9_font_stash_begin(&atlas);
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/*struct nk_font *droid = nk_font_atlas_add_from_file(atlas, "../../extra_font/DroidSans.ttf", 14, 0);*/
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/*struct nk_font *robot = nk_font_atlas_add_from_file(atlas, "../../extra_font/Roboto-Regular.ttf", 14, 0);*/
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/*struct nk_font *future = nk_font_atlas_add_from_file(atlas, "../../extra_font/kenvector_future_thin.ttf", 13, 0);*/
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/*struct nk_font *clean = nk_font_atlas_add_from_file(atlas, "../../extra_font/ProggyClean.ttf", 12, 0);*/
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/*struct nk_font *tiny = nk_font_atlas_add_from_file(atlas, "../../extra_font/ProggyTiny.ttf", 10, 0);*/
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/*struct nk_font *cousine = nk_font_atlas_add_from_file(atlas, "../../extra_font/Cousine-Regular.ttf", 13, 0);*/
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nk_d3d9_font_stash_end();
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/*nk_style_load_all_cursors(ctx, atlas->cursors);*/
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/*nk_style_set_font(ctx, &droid->handle)*/;}
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/* style.c */
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/*set_style(ctx, THEME_WHITE);*/
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/*set_style(ctx, THEME_RED);*/
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/*set_style(ctx, THEME_BLUE);*/
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/*set_style(ctx, THEME_DARK);*/
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background = nk_rgb(28,48,62);
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while (running)
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{
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/* Input */
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MSG msg;
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nk_input_begin(ctx);
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while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE)) {
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if (msg.message == WM_QUIT)
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running = 0;
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TranslateMessage(&msg);
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DispatchMessageW(&msg);
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}
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nk_input_end(ctx);
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/* GUI */
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if (nk_begin(ctx, "Demo", nk_rect(50, 50, 230, 250),
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NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|
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NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE))
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{
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enum {EASY, HARD};
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static int op = EASY;
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static int property = 20;
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nk_layout_row_static(ctx, 30, 80, 1);
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if (nk_button_label(ctx, "button"))
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fprintf(stdout, "button pressed\n");
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nk_layout_row_dynamic(ctx, 30, 2);
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if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
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if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
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nk_layout_row_dynamic(ctx, 22, 1);
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nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
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nk_layout_row_dynamic(ctx, 20, 1);
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nk_label(ctx, "background:", NK_TEXT_LEFT);
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nk_layout_row_dynamic(ctx, 25, 1);
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if (nk_combo_begin_color(ctx, background, nk_vec2(nk_widget_width(ctx),400))) {
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nk_layout_row_dynamic(ctx, 120, 1);
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background = nk_color_picker(ctx, background, NK_RGBA);
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nk_layout_row_dynamic(ctx, 25, 1);
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background.r = (nk_byte)nk_propertyi(ctx, "#R:", 0, background.r, 255, 1,1);
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background.g = (nk_byte)nk_propertyi(ctx, "#G:", 0, background.g, 255, 1,1);
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background.b = (nk_byte)nk_propertyi(ctx, "#B:", 0, background.b, 255, 1,1);
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background.a = (nk_byte)nk_propertyi(ctx, "#A:", 0, background.a, 255, 1,1);
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nk_combo_end(ctx);
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}
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}
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nk_end(ctx);
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/* -------------- EXAMPLES ---------------- */
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/*calculator(ctx);*/
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/*overview(ctx);*/
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/*node_editor(ctx);*/
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/* ----------------------------------------- */
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/* Draw */
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{
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HRESULT hr;
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hr = IDirect3DDevice9_Clear(device, 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL,
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D3DCOLOR_ARGB(background.a, background.r, background.g, background.b), 0.0f, 0);
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NK_ASSERT(SUCCEEDED(hr));
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hr = IDirect3DDevice9_BeginScene(device);
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NK_ASSERT(SUCCEEDED(hr));
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nk_d3d9_render(NK_ANTI_ALIASING_ON);
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hr = IDirect3DDevice9_EndScene(device);
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NK_ASSERT(SUCCEEDED(hr));
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if (deviceEx) {
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hr = IDirect3DDevice9Ex_PresentEx(deviceEx, NULL, NULL, NULL, NULL, 0);
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} else {
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hr = IDirect3DDevice9_Present(device, NULL, NULL, NULL, NULL);
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}
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if (hr == D3DERR_DEVICELOST || hr == D3DERR_DEVICEHUNG || hr == D3DERR_DEVICEREMOVED) {
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/* to recover from this, you'll need to recreate device and all the resources */
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MessageBoxW(NULL, L"D3D9 device is lost or removed!", L"Error", 0);
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break;
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} else if (hr == S_PRESENT_OCCLUDED) {
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/* window is not visible, so vsync won't work. Let's sleep a bit to reduce CPU usage */
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Sleep(10);
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}
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NK_ASSERT(SUCCEEDED(hr));
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}
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}
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nk_d3d9_shutdown();
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if (deviceEx) {
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IDirect3DDevice9Ex_Release(deviceEx);
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} else {
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IDirect3DDevice9_Release(device);
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}
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UnregisterClassW(wc.lpszClassName, wc.hInstance);
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return 0;
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}
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