515 lines
20 KiB
C++
515 lines
20 KiB
C++
//============ Copyright (c) Valve Corporation, All rights reserved. ============
|
|
//
|
|
// cglmtex.h
|
|
// GLMgr textures
|
|
//
|
|
//===============================================================================
|
|
|
|
#ifndef CGLMTEX_H
|
|
#define CGLMTEX_H
|
|
|
|
#pragma once
|
|
|
|
#ifdef OSX
|
|
#include "glmgrbasics.h"
|
|
#endif
|
|
#include "tier1/utlhash.h"
|
|
#include "tier1/utlmap.h"
|
|
|
|
//===============================================================================
|
|
|
|
// forward declarations
|
|
|
|
class GLMContext;
|
|
class GLMTester;
|
|
class CGLMTexLayoutTable;
|
|
class CGLMTex;
|
|
class CGLMFBO;
|
|
|
|
struct IDirect3DSurface9;
|
|
|
|
#if GLMDEBUG
|
|
extern CGLMTex *g_pFirstCGMLTex;
|
|
#endif
|
|
|
|
// For GL_EXT_texture_sRGB_decode
|
|
#ifndef GL_TEXTURE_SRGB_DECODE_EXT
|
|
#define GL_TEXTURE_SRGB_DECODE_EXT 0x8A48
|
|
#endif
|
|
|
|
#ifndef GL_DECODE_EXT
|
|
#define GL_DECODE_EXT 0x8A49
|
|
#endif
|
|
|
|
#ifndef GL_SKIP_DECODE_EXT
|
|
#define GL_SKIP_DECODE_EXT 0x8A4A
|
|
#endif
|
|
|
|
//===============================================================================
|
|
|
|
struct GLMTexFormatDesc
|
|
{
|
|
const 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)
|
|
|
|
#pragma warning( push )
|
|
#pragma warning( disable : 4200 )
|
|
|
|
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]
|
|
};
|
|
|
|
#pragma warning( pop )
|
|
|
|
class CGLMTexLayoutTable
|
|
{
|
|
public:
|
|
CGLMTexLayoutTable();
|
|
|
|
GLMTexLayout *NewLayoutRef( GLMTexLayoutKey *pDesiredKey ); // 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 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
|
|
|
|
#define GLM_MAX_PIXEL_TEX_SAMPLERS 16
|
|
#define GLM_MAX_VERTEX_TEX_SAMPLERS 0
|
|
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)
|
|
};
|
|
|
|
//===============================================================================
|
|
|
|
#define GLM_PACKED_SAMPLER_PARAMS_ADDRESS_BITS (2)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_MIN_FILTER_BITS (2)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_MAG_FILTER_BITS (2)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_MIP_FILTER_BITS (2)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_MIN_LOD_BITS (4)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_MAX_ANISO_BITS (5)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_COMPARE_MODE_BITS (1)
|
|
#define GLM_PACKED_SAMPLER_PARAMS_SRGB_BITS (1)
|
|
|
|
struct GLMTexPackedSamplingParams
|
|
{
|
|
uint32 m_addressU : GLM_PACKED_SAMPLER_PARAMS_ADDRESS_BITS;
|
|
uint32 m_addressV : GLM_PACKED_SAMPLER_PARAMS_ADDRESS_BITS;
|
|
uint32 m_addressW : GLM_PACKED_SAMPLER_PARAMS_ADDRESS_BITS;
|
|
|
|
uint32 m_minFilter : GLM_PACKED_SAMPLER_PARAMS_MIN_FILTER_BITS;
|
|
uint32 m_magFilter : GLM_PACKED_SAMPLER_PARAMS_MAG_FILTER_BITS;
|
|
uint32 m_mipFilter : GLM_PACKED_SAMPLER_PARAMS_MIP_FILTER_BITS;
|
|
|
|
uint32 m_minLOD : GLM_PACKED_SAMPLER_PARAMS_MIN_LOD_BITS;
|
|
uint32 m_maxAniso : GLM_PACKED_SAMPLER_PARAMS_MAX_ANISO_BITS;
|
|
uint32 m_compareMode : GLM_PACKED_SAMPLER_PARAMS_COMPARE_MODE_BITS;
|
|
uint32 m_srgb : GLM_PACKED_SAMPLER_PARAMS_SRGB_BITS;
|
|
uint32 m_isValid : 1;
|
|
};
|
|
|
|
struct GLMTexSamplingParams
|
|
{
|
|
union
|
|
{
|
|
GLMTexPackedSamplingParams m_packed;
|
|
uint32 m_bits;
|
|
};
|
|
|
|
uint32 m_borderColor;
|
|
|
|
FORCEINLINE bool operator== (const GLMTexSamplingParams& rhs ) const
|
|
{
|
|
return ( m_bits == rhs.m_bits ) && ( m_borderColor == rhs.m_borderColor );
|
|
}
|
|
|
|
FORCEINLINE void SetToDefaults()
|
|
{
|
|
m_bits = 0;
|
|
m_borderColor = 0;
|
|
m_packed.m_addressU = D3DTADDRESS_WRAP;
|
|
m_packed.m_addressV = D3DTADDRESS_WRAP;
|
|
m_packed.m_addressW = D3DTADDRESS_WRAP;
|
|
m_packed.m_minFilter = D3DTEXF_POINT;
|
|
m_packed.m_magFilter = D3DTEXF_POINT;
|
|
m_packed.m_mipFilter = D3DTEXF_NONE;
|
|
m_packed.m_maxAniso = 1;
|
|
m_packed.m_compareMode = 0;
|
|
m_packed.m_isValid = true;
|
|
}
|
|
|
|
#ifndef OSX
|
|
FORCEINLINE void SetToSamplerObject( GLuint nSamplerObject ) const
|
|
{
|
|
static const GLenum dxtogl_addressMode[] = { GL_REPEAT, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER, (GLenum)-1 };
|
|
static const GLenum dxtogl_magFilter[4] = { GL_NEAREST, GL_NEAREST, GL_LINEAR, GL_LINEAR };
|
|
static const GLenum dxtogl_minFilter[4][4] = // indexed by _D3DTEXTUREFILTERTYPE on both axes: [row is min filter][col is mip filter].
|
|
{
|
|
/* min = D3DTEXF_NONE */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 }, // D3DTEXF_NONE we just treat like POINT
|
|
/* min = D3DTEXF_POINT */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_LINEAR */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_ANISOTROPIC */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 }, // no diff from prior row, set maxAniso to effect the sampling
|
|
};
|
|
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_WRAP_S, dxtogl_addressMode[m_packed.m_addressU] );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_WRAP_T, dxtogl_addressMode[m_packed.m_addressV] );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_WRAP_R, dxtogl_addressMode[m_packed.m_addressW] );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_MIN_FILTER, dxtogl_minFilter[m_packed.m_minFilter][m_packed.m_mipFilter] );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_MAG_FILTER, dxtogl_magFilter[m_packed.m_magFilter] );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_MAX_ANISOTROPY_EXT, m_packed.m_maxAniso );
|
|
|
|
float flBorderColor[4] = { 0, 0, 0, 0 };
|
|
if ( m_borderColor )
|
|
{
|
|
flBorderColor[0] = ((m_borderColor >> 16) & 0xFF) * (1.0f/255.0f); //R
|
|
flBorderColor[1] = ((m_borderColor >> 8) & 0xFF) * (1.0f/255.0f); //G
|
|
flBorderColor[2] = ((m_borderColor ) & 0xFF) * (1.0f/255.0f); //B
|
|
flBorderColor[3] = ((m_borderColor >> 24) & 0xFF) * (1.0f/255.0f); //A
|
|
}
|
|
gGL->glSamplerParameterfv( nSamplerObject, GL_TEXTURE_BORDER_COLOR, flBorderColor ); // <-- this crashes ATI's driver, remark it out
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_MIN_LOD, m_packed.m_minLOD );
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_COMPARE_MODE_ARB, m_packed.m_compareMode ? GL_COMPARE_R_TO_TEXTURE_ARB : GL_NONE );
|
|
if ( m_packed.m_compareMode )
|
|
{
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_COMPARE_FUNC_ARB, GL_LEQUAL );
|
|
}
|
|
if ( gGL->m_bHave_GL_EXT_texture_sRGB_decode )
|
|
{
|
|
gGL->glSamplerParameteri( nSamplerObject, GL_TEXTURE_SRGB_DECODE_EXT, m_packed.m_srgb ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT );
|
|
}
|
|
}
|
|
#endif
|
|
|
|
inline void DeltaSetToTarget( GLenum target, const GLMTexSamplingParams &curState )
|
|
{
|
|
static const GLenum dxtogl_addressMode[] = { GL_REPEAT, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER, (GLenum)-1 };
|
|
static const GLenum dxtogl_magFilter[4] = { GL_NEAREST, GL_NEAREST, GL_LINEAR, GL_LINEAR };
|
|
static const GLenum dxtogl_minFilter[4][4] = // indexed by _D3DTEXTUREFILTERTYPE on both axes: [row is min filter][col is mip filter].
|
|
{
|
|
/* min = D3DTEXF_NONE */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 }, // D3DTEXF_NONE we just treat like POINT
|
|
/* min = D3DTEXF_POINT */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_LINEAR */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_ANISOTROPIC */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 }, // no diff from prior row, set maxAniso to effect the sampling
|
|
};
|
|
|
|
if ( m_packed.m_addressU != curState.m_packed.m_addressU )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_S, dxtogl_addressMode[m_packed.m_addressU] );
|
|
}
|
|
|
|
if ( m_packed.m_addressV != curState.m_packed.m_addressV )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_T, dxtogl_addressMode[m_packed.m_addressV] );
|
|
}
|
|
|
|
if ( m_packed.m_addressW != curState.m_packed.m_addressW )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_R, dxtogl_addressMode[m_packed.m_addressW] );
|
|
}
|
|
|
|
if ( ( m_packed.m_minFilter != curState.m_packed.m_minFilter ) ||
|
|
( m_packed.m_magFilter != curState.m_packed.m_magFilter ) ||
|
|
( m_packed.m_mipFilter != curState.m_packed.m_mipFilter ) ||
|
|
( m_packed.m_maxAniso != curState.m_packed.m_maxAniso ) )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MIN_FILTER, dxtogl_minFilter[m_packed.m_minFilter][m_packed.m_mipFilter] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MAG_FILTER, dxtogl_magFilter[m_packed.m_magFilter] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MAX_ANISOTROPY_EXT, m_packed.m_maxAniso );
|
|
}
|
|
|
|
if ( m_borderColor != curState.m_borderColor )
|
|
{
|
|
float flBorderColor[4] = { 0, 0, 0, 0 };
|
|
if ( m_borderColor )
|
|
{
|
|
flBorderColor[0] = ((m_borderColor >> 16) & 0xFF) * (1.0f/255.0f); //R
|
|
flBorderColor[1] = ((m_borderColor >> 8) & 0xFF) * (1.0f/255.0f); //G
|
|
flBorderColor[2] = ((m_borderColor ) & 0xFF) * (1.0f/255.0f); //B
|
|
flBorderColor[3] = ((m_borderColor >> 24) & 0xFF) * (1.0f/255.0f); //A
|
|
}
|
|
|
|
gGL->glTexParameterfv( target, GL_TEXTURE_BORDER_COLOR, flBorderColor ); // <-- this crashes ATI's driver, remark it out
|
|
}
|
|
|
|
if ( m_packed.m_minLOD != curState.m_packed.m_minLOD )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MIN_LOD, m_packed.m_minLOD );
|
|
}
|
|
|
|
if ( m_packed.m_compareMode != curState.m_packed.m_compareMode )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_COMPARE_MODE_ARB, m_packed.m_compareMode ? GL_COMPARE_R_TO_TEXTURE_ARB : GL_NONE );
|
|
if ( m_packed.m_compareMode )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_COMPARE_FUNC_ARB, GL_LEQUAL );
|
|
}
|
|
}
|
|
|
|
if ( ( gGL->m_bHave_GL_EXT_texture_sRGB_decode ) && ( m_packed.m_srgb != curState.m_packed.m_srgb ) )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_SRGB_DECODE_EXT, m_packed.m_srgb ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT );
|
|
}
|
|
}
|
|
|
|
inline void SetToTarget( GLenum target )
|
|
{
|
|
static const GLenum dxtogl_addressMode[] = { GL_REPEAT, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER, (GLenum)-1 };
|
|
static const GLenum dxtogl_magFilter[4] = { GL_NEAREST, GL_NEAREST, GL_LINEAR, GL_LINEAR };
|
|
static const GLenum dxtogl_minFilter[4][4] = // indexed by _D3DTEXTUREFILTERTYPE on both axes: [row is min filter][col is mip filter].
|
|
{
|
|
/* min = D3DTEXF_NONE */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 }, // D3DTEXF_NONE we just treat like POINT
|
|
/* min = D3DTEXF_POINT */ { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_LINEAR */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 },
|
|
/* min = D3DTEXF_ANISOTROPIC */ { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR, (GLenum)-1 }, // no diff from prior row, set maxAniso to effect the sampling
|
|
};
|
|
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_S, dxtogl_addressMode[m_packed.m_addressU] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_T, dxtogl_addressMode[m_packed.m_addressV] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_WRAP_R, dxtogl_addressMode[m_packed.m_addressW] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MIN_FILTER, dxtogl_minFilter[m_packed.m_minFilter][m_packed.m_mipFilter] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MAG_FILTER, dxtogl_magFilter[m_packed.m_magFilter] );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MAX_ANISOTROPY_EXT, m_packed.m_maxAniso );
|
|
|
|
float flBorderColor[4] = { 0, 0, 0, 0 };
|
|
if ( m_borderColor )
|
|
{
|
|
flBorderColor[0] = ((m_borderColor >> 16) & 0xFF) * (1.0f/255.0f); //R
|
|
flBorderColor[1] = ((m_borderColor >> 8) & 0xFF) * (1.0f/255.0f); //G
|
|
flBorderColor[2] = ((m_borderColor ) & 0xFF) * (1.0f/255.0f); //B
|
|
flBorderColor[3] = ((m_borderColor >> 24) & 0xFF) * (1.0f/255.0f); //A
|
|
}
|
|
gGL->glTexParameterfv( target, GL_TEXTURE_BORDER_COLOR, flBorderColor ); // <-- this crashes ATI's driver, remark it out
|
|
gGL->glTexParameteri( target, GL_TEXTURE_MIN_LOD, m_packed.m_minLOD );
|
|
gGL->glTexParameteri( target, GL_TEXTURE_COMPARE_MODE_ARB, m_packed.m_compareMode ? GL_COMPARE_R_TO_TEXTURE_ARB : GL_NONE );
|
|
if ( m_packed.m_compareMode )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_COMPARE_FUNC_ARB, GL_LEQUAL );
|
|
}
|
|
if ( gGL->m_bHave_GL_EXT_texture_sRGB_decode )
|
|
{
|
|
gGL->glTexParameteri( target, GL_TEXTURE_SRGB_DECODE_EXT, m_packed.m_srgb ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT );
|
|
}
|
|
}
|
|
};
|
|
|
|
//===============================================================================
|
|
|
|
class CGLMTex
|
|
{
|
|
|
|
public:
|
|
|
|
void Lock( GLMTexLockParams *params, char** addressOut, int* yStrideOut, int *zStrideOut );
|
|
void Unlock( GLMTexLockParams *params );
|
|
GLuint GetTexName() { return m_texName; }
|
|
|
|
protected:
|
|
friend class GLMContext; // only GLMContext can make CGLMTex objects
|
|
friend class GLMTester;
|
|
friend class CGLMFBO;
|
|
|
|
friend struct IDirect3DDevice9;
|
|
friend struct IDirect3DBaseTexture9;
|
|
friend struct IDirect3DTexture9;
|
|
friend struct IDirect3DSurface9;
|
|
friend struct IDirect3DCubeTexture9;
|
|
friend struct IDirect3DVolumeTexture9;
|
|
|
|
CGLMTex( GLMContext *ctx, GLMTexLayout *layout, uint levels, const 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 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.
|
|
|
|
#if defined( OSX )
|
|
void HandleSRGBMismatch( bool srgb, int &srgbFlipCount );
|
|
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
|
|
#endif
|
|
|
|
bool IsRBODirty() const;
|
|
void ForceRBONonDirty();
|
|
void ForceRBODirty();
|
|
|
|
// 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
|
|
|
|
GLuint m_texName; // name of this texture in the context
|
|
GLenum m_texGLTarget;
|
|
uint m_nSamplerType; // SAMPLER_2D, etc.
|
|
|
|
GLMTexSamplingParams m_SamplingParams;
|
|
|
|
GLMTexLayout *m_layout; // layout of texture (shared across all tex with same layout)
|
|
|
|
uint m_nLastResolvedBatchCounter;
|
|
|
|
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.
|
|
|
|
GLMContext *m_ctx; // link back to parent context
|
|
|
|
|
|
CGLMFBO *m_pBlitSrcFBO;
|
|
CGLMFBO *m_pBlitDstFBO;
|
|
GLuint m_rboName; // name of MSAA RBO backing the tex if MSAA enabled (or zero)
|
|
|
|
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
|
|
|
|
bool m_texClientStorage; // was CS selected for texture
|
|
bool m_texPreloaded; // has it been kicked into VRAM with GLMContext::PreloadTex yet
|
|
|
|
int m_srgbFlipCount;
|
|
#if GLMDEBUG
|
|
CGLMTex *m_pPrevTex;
|
|
CGLMTex *m_pNextTex;
|
|
#endif
|
|
};
|
|
|
|
#endif
|