mirror of
https://github.com/scratchfoundation/bgfx.git
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131 lines
3.6 KiB
Text
131 lines
3.6 KiB
Text
/*
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* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
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* License: http://www.opensource.org/licenses/BSD-2-Clause
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*/
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#include "bgfx_p.h"
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#if BX_PLATFORM_OSX && (BGFX_CONFIG_RENDERER_OPENGLES || BGFX_CONFIG_RENDERER_OPENGL)
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# include "renderer_gl.h"
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# include <Cocoa/Cocoa.h>
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# include <bx/os.h>
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namespace bgfx
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{
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# define GL_IMPORT(_optional, _proto, _func, _import) _proto _func
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# include "glimports.h"
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static void* s_opengl = NULL;
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void GlContext::create(uint32_t _width, uint32_t _height)
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{
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BX_UNUSED(_width, _height);
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s_opengl = bx::dlopen("/System/Library/Frameworks/OpenGL.framework/Versions/Current/OpenGL");
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BX_CHECK(NULL != s_opengl, "OpenGL dynamic library is not found!");
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NSWindow* nsWindow = (NSWindow*)g_bgfxNSWindow;
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NSOpenGLPixelFormatAttribute profile =
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#if BGFX_CONFIG_RENDERER_OPENGL >= 31
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NSOpenGLProfileVersion3_2Core
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#else
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NSOpenGLProfileVersionLegacy
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#endif // BGFX_CONFIG_RENDERER_OPENGL >= 31
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;
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NSOpenGLPixelFormatAttribute pixelFormatAttributes[] = {
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NSOpenGLPFAOpenGLProfile, profile,
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NSOpenGLPFAColorSize, 24,
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NSOpenGLPFAAlphaSize, 8,
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NSOpenGLPFADepthSize, 24,
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NSOpenGLPFAStencilSize, 8,
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NSOpenGLPFADoubleBuffer, true,
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NSOpenGLPFAAccelerated, true,
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NSOpenGLPFANoRecovery, true,
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0, 0,
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};
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NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:pixelFormatAttributes];
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BGFX_FATAL(NULL != pixelFormat, Fatal::UnableToInitialize, "Failed to initialize pixel format.");
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NSRect glViewRect = [[nsWindow contentView] bounds];
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NSOpenGLView* glView = [[NSOpenGLView alloc] initWithFrame:glViewRect pixelFormat:pixelFormat];
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[pixelFormat release];
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[nsWindow setContentView:glView];
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NSOpenGLContext* glContext = [glView openGLContext];
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BGFX_FATAL(NULL != glContext, Fatal::UnableToInitialize, "Failed to initialize GL context.");
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[glContext makeCurrentContext];
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GLint interval = 0;
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[glContext setValues:&interval forParameter:NSOpenGLCPSwapInterval];
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m_view = glView;
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m_context = glContext;
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import();
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}
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void GlContext::destroy()
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{
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NSOpenGLView* glView = (NSOpenGLView*)m_view;
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m_view = 0;
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m_context = 0;
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[glView release];
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bx::dlclose(s_opengl);
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}
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void GlContext::resize(uint32_t _width, uint32_t _height, bool _vsync)
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{
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BX_UNUSED(_width, _height, _vsync);
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GLint interval = _vsync ? 1 : 0;
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NSOpenGLContext* glContext = (NSOpenGLContext*)m_context;
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[glContext setValues:&interval forParameter:NSOpenGLCPSwapInterval];
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}
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SwapChainGL* GlContext::createSwapChain(void* /*_nwh*/)
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{
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BX_CHECK(false, "Shouldn't be called!");
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return NULL;
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}
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void GlContext::destorySwapChain(SwapChainGL* /*_swapChain*/)
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{
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BX_CHECK(false, "Shouldn't be called!");
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}
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void GlContext::swap(SwapChainGL* _swapChain)
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{
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BX_CHECK(NULL == _swapChain, "Shouldn't be called!"); BX_UNUSED(_swapChain);
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NSOpenGLContext* glContext = (NSOpenGLContext*)m_context;
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[glContext makeCurrentContext];
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[glContext flushBuffer];
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}
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void GlContext::makeCurrent(SwapChainGL* /*_swapChain*/)
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{
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}
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void GlContext::import()
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{
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BX_TRACE("Import:");
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# define GL_EXTENSION(_optional, _proto, _func, _import) \
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{ \
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if (_func == NULL) \
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{ \
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_func = (_proto)bx::dlsym(s_opengl, #_import); \
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BX_TRACE("%p " #_func " (" #_import ")", _func); \
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} \
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BGFX_FATAL(_optional || NULL != _func, Fatal::UnableToInitialize, "Failed to create OpenGL context. NSGLGetProcAddress(\"%s\")", #_import); \
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}
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# include "glimports.h"
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}
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} // namespace bgfx
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#endif // BX_PLATFORM_OSX && (BGFX_CONFIG_RENDERER_OPENGLES2|BGFX_CONFIG_RENDERER_OPENGLES3|BGFX_CONFIG_RENDERER_OPENGL)
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