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Diffstat (limited to 'mp/src/public/togl/osx/cglmtex.h')
| -rw-r--r-- | mp/src/public/togl/osx/cglmtex.h | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/mp/src/public/togl/osx/cglmtex.h b/mp/src/public/togl/osx/cglmtex.h deleted file mode 100644 index 813395c7..00000000 --- a/mp/src/public/togl/osx/cglmtex.h +++ /dev/null @@ -1,273 +0,0 @@ -//========= Copyright Valve Corporation, All rights reserved. ============// -// -// cglmtex.h -// GLMgr textures -// -//=============================================================================== - -#ifndef CGLMTEX_H -#define CGLMTEX_H - -#pragma once - -#include "tier1/utlhash.h" -#include "tier1/utlmap.h" - -//=============================================================================== - -// forward declarations - -class GLMContext; -class GLMTester; -class CGLMTexLayoutTable; -class CGLMTex; -class CGLMFBO; - -class IDirect3DSurface9; - -//=============================================================================== - -struct GLMTexFormatDesc -{ - char *m_formatSummary; // for debug visibility - - D3DFORMAT m_d3dFormat; // what D3D knows it as; see public/bitmap/imageformat.h - - GLenum m_glIntFormat; // GL internal format - GLenum m_glIntFormatSRGB; // internal format if SRGB flavor - GLenum m_glDataFormat; // GL data format - GLenum m_glDataType; // GL data type - - int m_chunkSize; // 1 or 4 - 4 is used for compressed textures - int m_bytesPerSquareChunk; // how many bytes for the smallest quantum (m_chunkSize x m_chunkSize) - // this description lets us calculate size cleanly without conditional logic for compression -}; -const GLMTexFormatDesc *GetFormatDesc( D3DFORMAT format ); - -//=============================================================================== - -// utility function for generating slabs of texels. mostly for test. -typedef struct -{ - // in - D3DFORMAT m_format; - void *m_dest; // dest address - int m_chunkCount; // square chunk count (single texels or compressed blocks) - int m_byteCountLimit; // caller expectation of max number of bytes to write out - float r,g,b,a; // color desired - - // out - int m_bytesWritten; -} GLMGenTexelParams; - -// return true if successful -bool GLMGenTexels( GLMGenTexelParams *params ); - - -//=============================================================================== - -struct GLMTexLayoutSlice -{ - int m_xSize,m_ySize,m_zSize; //texel dimensions of this slice - int m_storageOffset; //where in the storage slab does this slice live - int m_storageSize; //how much storage does this slice occupy -}; - -enum EGLMTexFlags -{ - kGLMTexMipped = 0x01, - kGLMTexMippedAuto = 0x02, - kGLMTexRenderable = 0x04, - kGLMTexIsStencil = 0x08, - kGLMTexIsDepth = 0x10, - kGLMTexSRGB = 0x20, - kGLMTexMultisampled = 0x40, // has an RBO backing it. Cannot combine with Mipped, MippedAuto. One slice maximum, only targeting GL_TEXTURE_2D. - // actually not 100% positive on the mipmapping, the RBO itself can't be mipped, but the resulting texture could - // have mipmaps generated. -}; - -//=============================================================================== - -struct GLMTexLayoutKey -{ - // input values: held const, these are the hash key for the form map - GLenum m_texGLTarget; // flavor of texture: GL_TEXTURE_2D, GL_TEXTURE_3D, GLTEXTURE_CUBE_MAP - D3DFORMAT m_texFormat; // D3D texel format - unsigned long m_texFlags; // mipped, autogen mips, render target, ... ? - unsigned long m_texSamples; // zero for a plain tex, 2/4/6/8 for "MSAA tex" (RBO backed) - int m_xSize,m_ySize,m_zSize; // size of base mip -}; - -bool LessFunc_GLMTexLayoutKey( const GLMTexLayoutKey &a, const GLMTexLayoutKey &b ); - -#define GLM_TEX_MAX_MIPS 14 -#define GLM_TEX_MAX_FACES 6 -#define GLM_TEX_MAX_SLICES (GLM_TEX_MAX_MIPS * GLM_TEX_MAX_FACES) - -struct GLMTexLayout -{ - char *m_layoutSummary; // for debug visibility - - // const inputs used for hashing - GLMTexLayoutKey m_key; - - // refcount - int m_refCount; - - // derived values: - GLMTexFormatDesc *m_format; // format specific info - int m_mipCount; // derived by starying at base size and working down towards 1x1 - int m_faceCount; // 1 for 2d/3d, 6 for cubemap - int m_sliceCount; // product of faces and mips - int m_storageTotalSize; // size of storage slab required - - // slice array - GLMTexLayoutSlice m_slices[0]; // dynamically allocated 2-d array [faces][mips] -}; - - -class CGLMTexLayoutTable -{ -public: - CGLMTexLayoutTable(); - - GLMTexLayout *NewLayoutRef( GLMTexLayoutKey *key ); // pass in a pointer to layout key - receive ptr to completed layout - void DelLayoutRef( GLMTexLayout *layout ); // pass in pointer to completed layout. refcount is dropped. - - void DumpStats( void ); -protected: - CUtlMap< GLMTexLayoutKey, GLMTexLayout* > m_layoutMap; -}; - -//=============================================================================== - -// a sampler specifies desired state for drawing on a given sampler index -// this is the combination of a texture choice and a set of sampler parameters -// see http://msdn.microsoft.com/en-us/library/bb172602(VS.85).aspx - - -struct GLMTexSamplingParams -{ - GLenum m_addressModes[3]; // S, T, R - GLfloat m_borderColor[4]; // R,G,B,A - - GLenum m_magFilter; - GLenum m_minFilter; - - GLfloat m_mipmapBias; - GLint m_minMipLevel; - GLint m_maxMipLevel; - GLint m_maxAniso; - GLenum m_compareMode; // only used for depth and stencil type textures - bool m_srgb; // srgb texture read... -}; - -struct GLMTexLockParams -{ - // input params which identify the slice of interest - CGLMTex *m_tex; - int m_face; - int m_mip; - - // identifies the region of the slice - GLMRegion m_region; - - // tells GLM to force re-read of the texels back from GL - // i.e. "I know I stepped on those texels with a draw or blit - the GLM copy is stale" - bool m_readback; -}; - -struct GLMTexLockDesc -{ - GLMTexLockParams m_req; // form of the lock request - - bool m_active; // set true at lock time. cleared at unlock time. - - int m_sliceIndex; // which slice in the layout - int m_sliceBaseOffset; // where is that in the texture data - int m_sliceRegionOffset; // offset to the start (lowest address corner) of the region requested -}; - -//=============================================================================== - -#define GLM_SAMPLER_COUNT 16 - -typedef CBitVec<GLM_SAMPLER_COUNT> CTexBindMask; - -enum EGLMTexSliceFlag -{ - kSliceValid = 0x01, // slice has been teximage'd in whole at least once - set to 0 initially - kSliceStorageValid = 0x02, // if backing store is available, this slice's data is a valid copy - set to 0 initially - kSliceLocked = 0x04, // are one or more locks outstanding on this slice - kSliceFullyDirty = 0x08, // does the slice need to be fully downloaded at unlock time (disregard dirty rects) -}; - -class CGLMTex -{ - -public: - - void Lock( GLMTexLockParams *params, char** addressOut, int* yStrideOut, int *zStrideOut ); - void Unlock( GLMTexLockParams *params ); - -protected: - friend class GLMContext; // only GLMContext can make CGLMTex objects - friend class GLMTester; - friend class CGLMFBO; - - friend class IDirect3DDevice9; - friend class IDirect3DBaseTexture9; - friend class IDirect3DTexture9; - friend class IDirect3DSurface9; - friend class IDirect3DCubeTexture9; - friend class IDirect3DVolumeTexture9; - - CGLMTex( GLMContext *ctx, GLMTexLayout *layout, GLMTexSamplingParams *sampling, char *debugLabel = NULL ); - ~CGLMTex( ); - - int CalcSliceIndex( int face, int mip ); - void CalcTexelDataOffsetAndStrides( int sliceIndex, int x, int y, int z, int *offsetOut, int *yStrideOut, int *zStrideOut ); - - void ApplySamplingParams( GLMTexSamplingParams *params, bool noCheck=FALSE ); - - void ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice=true ); - void WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice=true, bool noDataWrite=false ); - // last param lets us send NULL data ptr (only legal with uncompressed formats, beware) - // this helps out ResetSRGB. - - void ResetSRGB( bool srgb, bool noDataWrite ); - // re-specify texture format to match desired sRGB form - // noWrite means send NULL for texel source addresses instead of actual data - ideal for RT's - - GLMTexLayout *m_layout; // layout of texture (shared across all tex with same layout) - int m_minActiveMip;//index of lowest mip that has been written. used to drive setting of GL_TEXTURE_MAX_LEVEL. - int m_maxActiveMip;//index of highest mip that has been written. used to drive setting of GL_TEXTURE_MAX_LEVEL. - - GLMTexSamplingParams m_sampling; // mirror of sampling params currently embodied in the texture - // (consult this at draw time, in order to know if changes need to be made) - - GLMContext *m_ctx; // link back to parent context - - GLuint m_texName; // name of this texture in the context - bool m_texClientStorage; // was CS selecetd for texture - bool m_texPreloaded; // has it been kicked into VRAM with GLMContext::PreloadTex yet - - GLuint m_rboName; // name of MSAA RBO backing the tex if MSAA enabled (or zero) - bool m_rboDirty; // has RBO been drawn on - i.e. needs to be blitted back to texture if texture is going to be sampled from - - CTexBindMask m_bindPoints; // true for each place in the parent ctx where currently - // bound (indexed via EGLMTexCtxBindingIndex) - - int m_rtAttachCount; // how many RT's have this texture attached somewhere - - char *m_backing; // backing storage if available - - int m_lockCount; // lock reqs are stored in the GLMContext for tracking - - CUtlVector<unsigned char> m_sliceFlags; - - char *m_debugLabel; // strdup() of debugLabel passed in, or NULL -}; - - -#endif |