mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 20:54:46 +00:00
91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
#include <SDL.h>
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#include "windowManager/sdl/sdlWindow.h"
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#include "console/console.h"
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#ifdef TORQUE_OS_WIN
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#include "gfx/gl/tGL/tWGL.h"
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#endif
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#include "gfx/gl/gfxGLUtils.h"
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namespace PlatformGL
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{
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void init()
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{
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const U32 majorOGL = 3;
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const U32 minorOGL = 3;
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U32 debugFlag = 0;
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#ifdef TORQUE_DEBUG
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debugFlag |= SDL_GL_CONTEXT_DEBUG_FLAG;
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#endif
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, majorOGL);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, minorOGL);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, debugFlag);
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SDL_GL_SetAttribute(SDL_GL_FRAMEBUFFER_SRGB_CAPABLE, 1);
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#ifdef TORQUE_GL_SOFTWARE
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SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 0);
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#endif
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SDL_ClearError();
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}
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void* CreateContextGL( PlatformWindow *window )
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{
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init();
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PlatformWindowSDL* windowSdl = dynamic_cast<PlatformWindowSDL*>(window);
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AssertFatal(windowSdl, "");
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if( !windowSdl )
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return NULL;
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SDL_ClearError();
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SDL_GLContext ctx = SDL_GL_CreateContext( windowSdl->getSDLWindow() );
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if( !ctx )
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{
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const char *err = SDL_GetError();
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Con::printf( err );
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AssertFatal(0, err );
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}
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return ctx;
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}
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void MakeCurrentGL( PlatformWindow *window, void *glContext )
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{
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PlatformWindowSDL* windowSdl = dynamic_cast<PlatformWindowSDL*>(window);
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AssertFatal( windowSdl && glContext, "" );
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SDL_ClearError();
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SDL_GL_MakeCurrent( windowSdl->getSDLWindow(), glContext );
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const char *err = SDL_GetError();
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if( err && err[0] )
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{
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Con::printf( err );
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AssertFatal(0, err );
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}
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}
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void setVSync(const int i)
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{
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PRESERVE_FRAMEBUFFER();
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// Nvidia needs to have the default framebuffer bound or the vsync calls fail
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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if( i == 1 || i == -1 )
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{
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int ret = SDL_GL_SetSwapInterval(-1);
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if( ret == -1)
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SDL_GL_SetSwapInterval(1);
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}
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else
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SDL_GL_SetSwapInterval(0);
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}
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}
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