#ifndef __GL_RENDERER_H #define __GL_RENDERER_H #include "r_defs.h" #include "v_video.h" #include "vectors.h" #include "r_renderer.h" #include "gl/data/gl_matrix.h" #include "gl/dynlights/gl_shadowmap.h" struct particle_t; class FCanvasTexture; class FFlatVertexBuffer; class FSkyVertexBuffer; class OpenGLFrameBuffer; struct FDrawInfo; class FShaderManager; class GLPortal; class FLightBuffer; class FSamplerManager; class DPSprite; class FGLRenderBuffers; class FLinearDepthShader; class FDepthBlurShader; class FSSAOShader; class FSSAOCombineShader; class FBloomExtractShader; class FBloomCombineShader; class FExposureExtractShader; class FExposureAverageShader; class FExposureCombineShader; class FBlurShader; class FTonemapShader; class FColormapShader; class FLensShader; class FFXAALumaShader; class FFXAAShader; class FPresentShader; class FPresent3DCheckerShader; class FPresent3DColumnShader; class FPresent3DRowShader; class F2DDrawer; class FHardwareTexture; class FShadowMapShader; inline float DEG2RAD(float deg) { return deg * float(M_PI / 180.0); } inline float RAD2DEG(float deg) { return deg * float(180. / M_PI); } enum SectorRenderFlags { // This is used to avoid creating too many drawinfos SSRF_RENDERFLOOR = 1, SSRF_RENDERCEILING = 2, SSRF_RENDER3DPLANES = 4, SSRF_RENDERALL = 7, SSRF_PROCESSED = 8, SSRF_SEEN = 16, }; struct GL_IRECT { int left,top; int width,height; void Offset(int xofs,int yofs) { left+=xofs; top+=yofs; } }; enum { DM_MAINVIEW, DM_OFFSCREEN, DM_PORTAL, DM_SKYPORTAL }; class FGLRenderer { public: OpenGLFrameBuffer *framebuffer; GLPortal *mClipPortal; GLPortal *mCurrentPortal; int mMirrorCount; int mPlaneMirrorCount; int mLightCount; float mCurrentFoV; AActor *mViewActor; FShaderManager *mShaderManager; FSamplerManager *mSamplerManager; int gl_spriteindex; unsigned int mFBID; unsigned int mVAOID; int mOldFBID; FGLRenderBuffers *mBuffers; FLinearDepthShader *mLinearDepthShader; FSSAOShader *mSSAOShader; FDepthBlurShader *mDepthBlurShader; FSSAOCombineShader *mSSAOCombineShader; FBloomExtractShader *mBloomExtractShader; FBloomCombineShader *mBloomCombineShader; FExposureExtractShader *mExposureExtractShader; FExposureAverageShader *mExposureAverageShader; FExposureCombineShader *mExposureCombineShader; FBlurShader *mBlurShader; FTonemapShader *mTonemapShader; FColormapShader *mColormapShader; FHardwareTexture *mTonemapPalette; FLensShader *mLensShader; FFXAALumaShader *mFXAALumaShader; FFXAAShader *mFXAAShader; FPresentShader *mPresentShader; FPresent3DCheckerShader *mPresent3dCheckerShader; FPresent3DColumnShader *mPresent3dColumnShader; FPresent3DRowShader *mPresent3dRowShader; FShadowMapShader *mShadowMapShader; FShadowMap mShadowMap; FTexture *gllight; FTexture *glpart2; FTexture *glpart; FTexture *mirrortexture; float mSky1Pos, mSky2Pos; FRotator mAngles; FVector2 mViewVector; FFlatVertexBuffer *mVBO; FSkyVertexBuffer *mSkyVBO; FLightBuffer *mLights; F2DDrawer *m2DDrawer; GL_IRECT mScreenViewport; GL_IRECT mSceneViewport; GL_IRECT mOutputLetterbox; bool mDrawingScene2D = false; float mSceneClearColor[3]; FGLRenderer(OpenGLFrameBuffer *fb); ~FGLRenderer() ; void SetOutputViewport(GL_IRECT *bounds); int ScreenToWindowX(int x); int ScreenToWindowY(int y); void Initialize(int width, int height); void Begin2D(); void ClearBorders(); void FlushTextures(); unsigned char *GetTextureBuffer(FTexture *tex, int &w, int &h); void SetupLevel(); void RenderView(player_t* player); void RenderScreenQuad(); void PostProcessScene(int fixedcm); void AmbientOccludeScene(); void UpdateCameraExposure(); void BloomScene(int fixedcm); void TonemapScene(); void ColormapScene(int fixedcm); void CreateTonemapPalette(); void ClearTonemapPalette(); void LensDistortScene(); void ApplyFXAA(); void BlurScene(float gameinfobluramount); void CopyToBackbuffer(const GL_IRECT *bounds, bool applyGamma); void DrawPresentTexture(const GL_IRECT &box, bool applyGamma); void Flush(); bool StartOffscreen(); void EndOffscreen(); void FillSimplePoly(FTexture *texture, FVector2 *points, int npoints, double originx, double originy, double scalex, double scaley, DAngle rotation, const FColormap &colormap, PalEntry flatcolor, int lightlevel, int bottomclip); int PTM_BestColor (const uint32_t *pal_in, int r, int g, int b, int first, int num); static float GetZNear() { return 5.f; } static float GetZFar() { return 65536.f; } }; enum area_t { area_normal, area_below, area_above, area_default }; // Global functions. Make them members of GLRenderer later? bool gl_CheckClip(side_t * sidedef, sector_t * frontsector, sector_t * backsector); sector_t * gl_FakeFlat(sector_t * sec, sector_t * dest, area_t in_area, bool back); struct TexFilter_s { int minfilter; int magfilter; bool mipmapping; } ; extern FGLRenderer *GLRenderer; #endif