85 lines
1.9 KiB
C++
85 lines
1.9 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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#include <bx/uint32_t.h>
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#include "common.h"
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#include "bgfx_utils.h"
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#include "logo.h"
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class ExampleHelloWorld : public entry::AppI
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{
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void init(int _argc, char** _argv) BX_OVERRIDE
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{
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Args args(_argc, _argv);
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m_width = 1280;
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m_height = 720;
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m_debug = BGFX_DEBUG_TEXT;
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m_reset = BGFX_RESET_VSYNC;
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bgfx::init(args.m_type, args.m_pciId);
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bgfx::reset(m_width, m_height, m_reset);
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// Enable debug text.
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bgfx::setDebug(m_debug);
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// Set view 0 clear state.
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bgfx::setViewClear(0
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, BGFX_CLEAR_COLOR|BGFX_CLEAR_DEPTH
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, 0x303030ff
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, 1.0f
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, 0
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);
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}
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virtual int shutdown() BX_OVERRIDE
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{
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// Shutdown bgfx.
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bgfx::shutdown();
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return 0;
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}
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bool update() BX_OVERRIDE
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{
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if (!entry::processEvents(m_width, m_height, m_debug, m_reset) )
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{
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// Set view 0 default viewport.
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bgfx::setViewRect(0, 0, 0, uint16_t(m_width), uint16_t(m_height) );
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// This dummy draw call is here to make sure that view 0 is cleared
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// if no other draw calls are submitted to view 0.
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bgfx::touch(0);
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// Use debug font to print information about this example.
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bgfx::dbgTextClear();
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bgfx::dbgTextImage(bx::uint16_max(uint16_t(m_width /2/8 ), 20)-20
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, bx::uint16_max(uint16_t(m_height/2/16), 6)-6
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, 40
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, 12
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, s_logo
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, 160
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);
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bgfx::dbgTextPrintf(0, 1, 0x4f, "bgfx/examples/00-helloworld");
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bgfx::dbgTextPrintf(0, 2, 0x6f, "Description: Initialization and debug text.");
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// Advance to next frame. Rendering thread will be kicked to
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// process submitted rendering primitives.
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bgfx::frame();
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return true;
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}
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return false;
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}
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uint32_t m_width;
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uint32_t m_height;
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uint32_t m_debug;
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uint32_t m_reset;
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};
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ENTRY_IMPLEMENT_MAIN(ExampleHelloWorld);
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