mirror of
https://github.com/libretro/snes9x.git
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94 lines
2.6 KiB
C++
94 lines
2.6 KiB
C++
/*****************************************************************************\
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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This file is licensed under the Snes9x License.
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For further information, consult the LICENSE file in the root directory.
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\*****************************************************************************/
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#ifndef COPENGL_H
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#define COPENGL_H
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#include <windows.h>
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#include "gl_core_3_1.h"
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#include "cgFunctions.h"
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#include "CGLCG.h"
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#include "../shaders/glsl.h"
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#include "wglext.h"
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#include "IS9xDisplayOutput.h"
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#include <functional>
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enum current_ogl_shader_type { OGL_SHADER_NONE, OGL_SHADER_GLSL, OGL_SHADER_CG, OGL_SHADER_GLSL_OLD};
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class COpenGL : public IS9xDisplayOutput
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{
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private:
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HDC hDC;
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HGLRC hRC;
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HWND hWnd;
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GLuint drawTexture;
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GLuint drawBuffer;
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GLfloat vertices[8];
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GLfloat texcoords[8];
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unsigned char * noPboBuffer;
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TCHAR currentShaderFile[MAX_PATH];
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int frameCount;
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bool initDone;
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bool fullscreen;
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unsigned int outTextureWidth;
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unsigned int outTextureHeight;
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unsigned int afterRenderWidth, afterRenderHeight;
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bool shaderFunctionsLoaded;
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bool pboFunctionsLoaded;
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CGcontext cgContext;
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CGprogram cgVertexProgram, cgFragmentProgram;
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current_ogl_shader_type shader_type;
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bool cgAvailable;
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CGLCG *cgShader;
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GLSLShader *glslShader;
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GLuint shaderProgram;
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GLuint vertexShader;
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GLuint fragmentShader;
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PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT;
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bool SetShaders(const TCHAR *file);
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void checkForCgError(const char *situation);
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bool SetShadersCG(const TCHAR *file);
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bool SetShadersGLSL(const TCHAR *glslFileName);
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bool SetShadersGLSL_OLD(const TCHAR *glslFileName);
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bool LoadShaderFunctions();
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bool LoadPBOFunctions();
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void CreateDrawSurface(unsigned int width, unsigned int height);
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void DestroyDrawSurface(void);
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bool ChangeDrawSurfaceSize(unsigned int width, unsigned int height);
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void SetupVertices();
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bool ShaderAvailable();
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bool NPOTAvailable();
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public:
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COpenGL();
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~COpenGL();
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bool Initialize(HWND hWnd) override;
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void DeInitialize() override;
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void Render(SSurface Src) override;
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bool ChangeRenderSize(unsigned int newWidth, unsigned int newHeight) override;
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bool ApplyDisplayChanges(void) override;
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bool SetFullscreen(bool fullscreen) override;
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void SetSnes9xColorFormat(void) override;
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void EnumModes(std::vector<dMode> *modeVector) override;
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void SetSwapInterval(int frames);
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std::vector<ShaderParam> *GetShaderParameters(void) override;
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std::function<void(const char*)> GetShaderParametersSaveFunction() override;
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};
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#endif
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