X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fpixel.c;h=c87f5e0e9f76d9beee4bd44e2290d827f7cc270d;hb=5c4f914f9a883be67a93a78c853de103bb6a2d2a;hp=eb4fd6e7c9430db857fefb9c225afa3ac0701931;hpb=adb91c056f896955efcbf627bb1c2012aeb8a735;p=mesa.git diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index eb4fd6e7c94..c87f5e0e9f7 100644 --- a/src/mesa/main/pixel.c +++ b/src/mesa/main/pixel.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.1 * - * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -22,27 +22,38 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ + +/** + * \file pixel.c + * Pixel transfer functions (glPixelZoom, glPixelMap, glPixelTransfer) + */ + #include "glheader.h" #include "bufferobj.h" #include "colormac.h" #include "context.h" -#include "image.h" #include "macros.h" +#include "mfeatures.h" #include "pixel.h" +#include "pbo.h" #include "mtypes.h" +#include "main/dispatch.h" + + +#if FEATURE_pixel_transfer /**********************************************************************/ /***** glPixelZoom *****/ /**********************************************************************/ - - -void GLAPIENTRY +static void GLAPIENTRY _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ) { GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + if (ctx->Pixel.ZoomX == xfactor && ctx->Pixel.ZoomY == yfactor) return; @@ -54,200 +65,6 @@ _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ) -/**********************************************************************/ -/***** glPixelStore *****/ -/**********************************************************************/ - - -void GLAPIENTRY -_mesa_PixelStorei( GLenum pname, GLint param ) -{ - /* NOTE: this call can't be compiled into the display list */ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - switch (pname) { - case GL_PACK_SWAP_BYTES: - if (param == (GLint)ctx->Pack.SwapBytes) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.SwapBytes = param ? GL_TRUE : GL_FALSE; - break; - case GL_PACK_LSB_FIRST: - if (param == (GLint)ctx->Pack.LsbFirst) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.LsbFirst = param ? GL_TRUE : GL_FALSE; - break; - case GL_PACK_ROW_LENGTH: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.RowLength == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.RowLength = param; - break; - case GL_PACK_IMAGE_HEIGHT: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.ImageHeight == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.ImageHeight = param; - break; - case GL_PACK_SKIP_PIXELS: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.SkipPixels == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.SkipPixels = param; - break; - case GL_PACK_SKIP_ROWS: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.SkipRows == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.SkipRows = param; - break; - case GL_PACK_SKIP_IMAGES: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.SkipImages == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.SkipImages = param; - break; - case GL_PACK_ALIGNMENT: - if (param!=1 && param!=2 && param!=4 && param!=8) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Pack.Alignment == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.Alignment = param; - break; - case GL_PACK_INVERT_MESA: - if (!ctx->Extensions.MESA_pack_invert) { - _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" ); - return; - } - if (ctx->Pack.Invert == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Pack.Invert = param; - break; - - case GL_UNPACK_SWAP_BYTES: - if (param == (GLint)ctx->Unpack.SwapBytes) - return; - if ((GLint)ctx->Unpack.SwapBytes == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE; - break; - case GL_UNPACK_LSB_FIRST: - if (param == (GLint)ctx->Unpack.LsbFirst) - return; - if ((GLint)ctx->Unpack.LsbFirst == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE; - break; - case GL_UNPACK_ROW_LENGTH: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Unpack.RowLength == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.RowLength = param; - break; - case GL_UNPACK_IMAGE_HEIGHT: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Unpack.ImageHeight == param) - return; - - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.ImageHeight = param; - break; - case GL_UNPACK_SKIP_PIXELS: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Unpack.SkipPixels == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.SkipPixels = param; - break; - case GL_UNPACK_SKIP_ROWS: - if (param<0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Unpack.SkipRows == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.SkipRows = param; - break; - case GL_UNPACK_SKIP_IMAGES: - if (param < 0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); - return; - } - if (ctx->Unpack.SkipImages == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.SkipImages = param; - break; - case GL_UNPACK_ALIGNMENT: - if (param!=1 && param!=2 && param!=4 && param!=8) { - _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore" ); - return; - } - if (ctx->Unpack.Alignment == param) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.Alignment = param; - break; - case GL_UNPACK_CLIENT_STORAGE_APPLE: - if (param == (GLint)ctx->Unpack.ClientStorage) - return; - FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); - ctx->Unpack.ClientStorage = param ? GL_TRUE : GL_FALSE; - break; - default: - _mesa_error( ctx, GL_INVALID_ENUM, "glPixelStore" ); - return; - } -} - - -void GLAPIENTRY -_mesa_PixelStoref( GLenum pname, GLfloat param ) -{ - _mesa_PixelStorei( pname, (GLint) param ); -} - - - /**********************************************************************/ /***** glPixelMap *****/ /**********************************************************************/ @@ -256,7 +73,7 @@ _mesa_PixelStoref( GLenum pname, GLfloat param ) * Return pointer to a pixelmap by name. */ static struct gl_pixelmap * -get_pixelmap(GLcontext *ctx, GLenum map) +get_pixelmap(struct gl_context *ctx, GLenum map) { switch (map) { case GL_PIXEL_MAP_I_TO_I: @@ -289,7 +106,7 @@ get_pixelmap(GLcontext *ctx, GLenum map) * Helper routine used by the other _mesa_PixelMap() functions. */ static void -store_pixelmap(GLcontext *ctx, GLenum map, GLsizei mapsize, +store_pixelmap(struct gl_context *ctx, GLenum map, GLsizei mapsize, const GLfloat *values) { GLint i; @@ -304,7 +121,7 @@ store_pixelmap(GLcontext *ctx, GLenum map, GLsizei mapsize, /* special case */ ctx->PixelMaps.StoS.Size = mapsize; for (i = 0; i < mapsize; i++) { - ctx->PixelMaps.StoS.Map[i] = IROUND(values[i]); + ctx->PixelMaps.StoS.Map[i] = (GLfloat)IROUND(values[i]); } break; case GL_PIXEL_MAP_I_TO_I: @@ -326,7 +143,45 @@ store_pixelmap(GLcontext *ctx, GLenum map, GLsizei mapsize, } -void GLAPIENTRY +/** + * Convenience wrapper for _mesa_validate_pbo_access() for gl[Get]PixelMap(). + */ +static GLboolean +validate_pbo_access(struct gl_context *ctx, + struct gl_pixelstore_attrib *pack, GLsizei mapsize, + GLenum format, GLenum type, GLsizei clientMemSize, + const GLvoid *ptr) +{ + GLboolean ok; + + /* Note, need to use DefaultPacking and Unpack's buffer object */ + _mesa_reference_buffer_object(ctx, + &ctx->DefaultPacking.BufferObj, + pack->BufferObj); + + ok = _mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, + format, type, clientMemSize, ptr); + + /* restore */ + _mesa_reference_buffer_object(ctx, + &ctx->DefaultPacking.BufferObj, + ctx->Shared->NullBufferObj); + + if (!ok) { + if (_mesa_is_bufferobj(pack->BufferObj)) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "gl[Get]PixelMap*v(out of bounds PBO access)"); + } else { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetnPixelMap*vARB(out of bounds access:" + " bufSize (%d) is too small)", clientMemSize); + } + } + return ok; +} + + +static void GLAPIENTRY _mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values ) { GET_CURRENT_CONTEXT(ctx); @@ -340,7 +195,7 @@ _mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values ) if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) { /* test that mapsize is a power of two */ - if (_mesa_bitcount((GLuint) mapsize) != 1) { + if (!_mesa_is_pow_two(mapsize)) { _mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapfv(mapsize)" ); return; } @@ -348,44 +203,27 @@ _mesa_PixelMapfv( GLenum map, GLsizei mapsize, const GLfloat *values ) FLUSH_VERTICES(ctx, _NEW_PIXEL); - if (ctx->Unpack.BufferObj->Name) { - /* unpack pixelmap from PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Unpack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Unpack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_FLOAT, values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glPixelMapfv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - GL_READ_ONLY_ARB, - ctx->Unpack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + if (!validate_pbo_access(ctx, &ctx->Unpack, mapsize, GL_INTENSITY, + GL_FLOAT, INT_MAX, values)) { + return; + } + + values = (const GLfloat *) _mesa_map_pbo_source(ctx, &ctx->Unpack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Unpack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glPixelMapfv(PBO is mapped)"); - return; } - values = (const GLfloat *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } store_pixelmap(ctx, map, mapsize, values); - if (ctx->Unpack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - ctx->Unpack.BufferObj); - } + _mesa_unmap_pbo_source(ctx, &ctx->Unpack); } -void GLAPIENTRY +static void GLAPIENTRY _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ) { GLfloat fvalues[MAX_PIXEL_MAP_TABLE]; @@ -399,7 +237,7 @@ _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ) if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) { /* test that mapsize is a power of two */ - if (_mesa_bitcount((GLuint) mapsize) != 1) { + if (!_mesa_is_pow_two(mapsize)) { _mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapuiv(mapsize)" ); return; } @@ -407,31 +245,17 @@ _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ) FLUSH_VERTICES(ctx, _NEW_PIXEL); - if (ctx->Unpack.BufferObj->Name) { - /* unpack pixelmap from PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Unpack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Unpack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_UNSIGNED_INT, values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glPixelMapuiv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - GL_READ_ONLY_ARB, - ctx->Unpack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + if (!validate_pbo_access(ctx, &ctx->Unpack, mapsize, GL_INTENSITY, + GL_UNSIGNED_INT, INT_MAX, values)) { + return; + } + + values = (const GLuint *) _mesa_map_pbo_source(ctx, &ctx->Unpack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Unpack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glPixelMapuiv(PBO is mapped)"); - return; } - values = (const GLuint *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } @@ -449,16 +273,13 @@ _mesa_PixelMapuiv(GLenum map, GLsizei mapsize, const GLuint *values ) } } - if (ctx->Unpack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - ctx->Unpack.BufferObj); - } + _mesa_unmap_pbo_source(ctx, &ctx->Unpack); store_pixelmap(ctx, map, mapsize, fvalues); } -void GLAPIENTRY +static void GLAPIENTRY _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ) { GLfloat fvalues[MAX_PIXEL_MAP_TABLE]; @@ -472,7 +293,7 @@ _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ) if (map >= GL_PIXEL_MAP_S_TO_S && map <= GL_PIXEL_MAP_I_TO_A) { /* test that mapsize is a power of two */ - if (_mesa_bitcount((GLuint) mapsize) != 1) { + if (!_mesa_is_pow_two(mapsize)) { _mesa_error( ctx, GL_INVALID_VALUE, "glPixelMapuiv(mapsize)" ); return; } @@ -480,32 +301,17 @@ _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ) FLUSH_VERTICES(ctx, _NEW_PIXEL); - if (ctx->Unpack.BufferObj->Name) { - /* unpack pixelmap from PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Unpack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Unpack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_UNSIGNED_SHORT, - values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glPixelMapusv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - GL_READ_ONLY_ARB, - ctx->Unpack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + if (!validate_pbo_access(ctx, &ctx->Unpack, mapsize, GL_INTENSITY, + GL_UNSIGNED_SHORT, INT_MAX, values)) { + return; + } + + values = (const GLushort *) _mesa_map_pbo_source(ctx, &ctx->Unpack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Unpack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glPixelMapusv(PBO is mapped)"); - return; } - values = (const GLushort *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } @@ -523,20 +329,17 @@ _mesa_PixelMapusv(GLenum map, GLsizei mapsize, const GLushort *values ) } } - if (ctx->Unpack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - ctx->Unpack.BufferObj); - } + _mesa_unmap_pbo_source(ctx, &ctx->Unpack); store_pixelmap(ctx, map, mapsize, fvalues); } -void GLAPIENTRY -_mesa_GetPixelMapfv( GLenum map, GLfloat *values ) +static void GLAPIENTRY +_mesa_GetnPixelMapfvARB( GLenum map, GLsizei bufSize, GLfloat *values ) { GET_CURRENT_CONTEXT(ctx); - GLuint mapsize, i; + GLint mapsize, i; const struct gl_pixelmap *pm; ASSERT_OUTSIDE_BEGIN_END(ctx); @@ -549,31 +352,17 @@ _mesa_GetPixelMapfv( GLenum map, GLfloat *values ) mapsize = pm->Size; - if (ctx->Pack.BufferObj->Name) { - /* pack pixelmap into PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Pack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Pack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_FLOAT, values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetPixelMapfv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - GL_WRITE_ONLY_ARB, - ctx->Pack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + if (!validate_pbo_access(ctx, &ctx->Pack, mapsize, GL_INTENSITY, + GL_FLOAT, bufSize, values)) { + return; + } + + values = (GLfloat *) _mesa_map_pbo_dest(ctx, &ctx->Pack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glGetPixelMapfv(PBO is mapped)"); - return; } - values = (GLfloat *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } @@ -584,18 +373,21 @@ _mesa_GetPixelMapfv( GLenum map, GLfloat *values ) } } else { - MEMCPY(values, pm->Map, mapsize * sizeof(GLfloat)); + memcpy(values, pm->Map, mapsize * sizeof(GLfloat)); } - if (ctx->Pack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - ctx->Pack.BufferObj); - } + _mesa_unmap_pbo_dest(ctx, &ctx->Pack); } -void GLAPIENTRY -_mesa_GetPixelMapuiv( GLenum map, GLuint *values ) +static void GLAPIENTRY +_mesa_GetPixelMapfv( GLenum map, GLfloat *values ) +{ + _mesa_GetnPixelMapfvARB(map, INT_MAX, values); +} + +static void GLAPIENTRY +_mesa_GetnPixelMapuivARB( GLenum map, GLsizei bufSize, GLuint *values ) { GET_CURRENT_CONTEXT(ctx); GLint mapsize, i; @@ -608,39 +400,26 @@ _mesa_GetPixelMapuiv( GLenum map, GLuint *values ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetPixelMapuiv(map)"); return; } + mapsize = pm->Size; - if (ctx->Pack.BufferObj->Name) { - /* pack pixelmap into PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Pack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Pack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_UNSIGNED_INT, values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetPixelMapuiv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - GL_WRITE_ONLY_ARB, - ctx->Pack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + if (!validate_pbo_access(ctx, &ctx->Pack, mapsize, GL_INTENSITY, + GL_UNSIGNED_INT, bufSize, values)) { + return; + } + + values = (GLuint *) _mesa_map_pbo_dest(ctx, &ctx->Pack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glGetPixelMapuiv(PBO is mapped)"); - return; } - values = (GLuint *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } if (map == GL_PIXEL_MAP_S_TO_S) { /* special case */ - MEMCPY(values, ctx->PixelMaps.StoS.Map, mapsize * sizeof(GLint)); + memcpy(values, ctx->PixelMaps.StoS.Map, mapsize * sizeof(GLint)); } else { for (i = 0; i < mapsize; i++) { @@ -648,15 +427,18 @@ _mesa_GetPixelMapuiv( GLenum map, GLuint *values ) } } - if (ctx->Pack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - ctx->Pack.BufferObj); - } + _mesa_unmap_pbo_dest(ctx, &ctx->Pack); } -void GLAPIENTRY -_mesa_GetPixelMapusv( GLenum map, GLushort *values ) +static void GLAPIENTRY +_mesa_GetPixelMapuiv( GLenum map, GLuint *values ) +{ + _mesa_GetnPixelMapuivARB(map, INT_MAX, values); +} + +static void GLAPIENTRY +_mesa_GetnPixelMapusvARB( GLenum map, GLsizei bufSize, GLushort *values ) { GET_CURRENT_CONTEXT(ctx); GLint mapsize, i; @@ -669,34 +451,20 @@ _mesa_GetPixelMapusv( GLenum map, GLushort *values ) _mesa_error(ctx, GL_INVALID_ENUM, "glGetPixelMapusv(map)"); return; } - mapsize = pm ? pm->Size : 0; - - if (ctx->Pack.BufferObj->Name) { - /* pack pixelmap into PBO */ - GLubyte *buf; - /* Note, need to use DefaultPacking and Pack's buffer object */ - ctx->DefaultPacking.BufferObj = ctx->Pack.BufferObj; - if (!_mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, - GL_INTENSITY, GL_UNSIGNED_SHORT, - values)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetPixelMapusv(invalid PBO access)"); - return; - } - /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - GL_WRITE_ONLY_ARB, - ctx->Pack.BufferObj); - if (!buf) { - /* buffer is already mapped - that's an error */ + + mapsize = pm->Size; + + if (!validate_pbo_access(ctx, &ctx->Pack, mapsize, GL_INTENSITY, + GL_UNSIGNED_SHORT, bufSize, values)) { + return; + } + + values = (GLushort *) _mesa_map_pbo_dest(ctx, &ctx->Pack, values); + if (!values) { + if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glGetPixelMapusv(PBO is mapped)"); - return; } - values = (GLushort *) ADD_POINTERS(buf, values); - } - else if (!values) { return; } @@ -718,13 +486,16 @@ _mesa_GetPixelMapusv( GLenum map, GLushort *values ) } } - if (ctx->Pack.BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - ctx->Pack.BufferObj); - } + _mesa_unmap_pbo_dest(ctx, &ctx->Pack); } +static void GLAPIENTRY +_mesa_GetPixelMapusv( GLenum map, GLushort *values ) +{ + _mesa_GetnPixelMapusvARB(map, INT_MAX, values); +} + /**********************************************************************/ /***** glPixelTransfer *****/ @@ -735,7 +506,7 @@ _mesa_GetPixelMapusv( GLenum map, GLushort *values ) * Implements glPixelTransfer[fi] whether called immediately or from a * display list. */ -void GLAPIENTRY +static void GLAPIENTRY _mesa_PixelTransferf( GLenum pname, GLfloat param ) { GET_CURRENT_CONTEXT(ctx); @@ -826,102 +597,6 @@ _mesa_PixelTransferf( GLenum pname, GLfloat param ) FLUSH_VERTICES(ctx, _NEW_PIXEL); ctx->Pixel.DepthBias = param; break; - case GL_POST_COLOR_MATRIX_RED_SCALE: - if (ctx->Pixel.PostColorMatrixScale[0] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixScale[0] = param; - break; - case GL_POST_COLOR_MATRIX_RED_BIAS: - if (ctx->Pixel.PostColorMatrixBias[0] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixBias[0] = param; - break; - case GL_POST_COLOR_MATRIX_GREEN_SCALE: - if (ctx->Pixel.PostColorMatrixScale[1] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixScale[1] = param; - break; - case GL_POST_COLOR_MATRIX_GREEN_BIAS: - if (ctx->Pixel.PostColorMatrixBias[1] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixBias[1] = param; - break; - case GL_POST_COLOR_MATRIX_BLUE_SCALE: - if (ctx->Pixel.PostColorMatrixScale[2] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixScale[2] = param; - break; - case GL_POST_COLOR_MATRIX_BLUE_BIAS: - if (ctx->Pixel.PostColorMatrixBias[2] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixBias[2] = param; - break; - case GL_POST_COLOR_MATRIX_ALPHA_SCALE: - if (ctx->Pixel.PostColorMatrixScale[3] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixScale[3] = param; - break; - case GL_POST_COLOR_MATRIX_ALPHA_BIAS: - if (ctx->Pixel.PostColorMatrixBias[3] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixBias[3] = param; - break; - case GL_POST_CONVOLUTION_RED_SCALE: - if (ctx->Pixel.PostConvolutionScale[0] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[0] = param; - break; - case GL_POST_CONVOLUTION_RED_BIAS: - if (ctx->Pixel.PostConvolutionBias[0] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[0] = param; - break; - case GL_POST_CONVOLUTION_GREEN_SCALE: - if (ctx->Pixel.PostConvolutionScale[1] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[1] = param; - break; - case GL_POST_CONVOLUTION_GREEN_BIAS: - if (ctx->Pixel.PostConvolutionBias[1] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[1] = param; - break; - case GL_POST_CONVOLUTION_BLUE_SCALE: - if (ctx->Pixel.PostConvolutionScale[2] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[2] = param; - break; - case GL_POST_CONVOLUTION_BLUE_BIAS: - if (ctx->Pixel.PostConvolutionBias[2] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[2] = param; - break; - case GL_POST_CONVOLUTION_ALPHA_SCALE: - if (ctx->Pixel.PostConvolutionScale[3] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[3] = param; - break; - case GL_POST_CONVOLUTION_ALPHA_BIAS: - if (ctx->Pixel.PostConvolutionBias[3] == param) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[3] = param; - break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glPixelTransfer(pname)" ); return; @@ -929,7 +604,7 @@ _mesa_PixelTransferf( GLenum pname, GLfloat param ) } -void GLAPIENTRY +static void GLAPIENTRY _mesa_PixelTransferi( GLenum pname, GLint param ) { _mesa_PixelTransferf( pname, (GLfloat) param ); @@ -937,411 +612,6 @@ _mesa_PixelTransferi( GLenum pname, GLint param ) -/**********************************************************************/ -/***** Pixel processing functions ******/ -/**********************************************************************/ - -/* - * Apply scale and bias factors to an array of RGBA pixels. - */ -void -_mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4], - GLfloat rScale, GLfloat gScale, - GLfloat bScale, GLfloat aScale, - GLfloat rBias, GLfloat gBias, - GLfloat bBias, GLfloat aBias) -{ - if (rScale != 1.0 || rBias != 0.0) { - GLuint i; - for (i = 0; i < n; i++) { - rgba[i][RCOMP] = rgba[i][RCOMP] * rScale + rBias; - } - } - if (gScale != 1.0 || gBias != 0.0) { - GLuint i; - for (i = 0; i < n; i++) { - rgba[i][GCOMP] = rgba[i][GCOMP] * gScale + gBias; - } - } - if (bScale != 1.0 || bBias != 0.0) { - GLuint i; - for (i = 0; i < n; i++) { - rgba[i][BCOMP] = rgba[i][BCOMP] * bScale + bBias; - } - } - if (aScale != 1.0 || aBias != 0.0) { - GLuint i; - for (i = 0; i < n; i++) { - rgba[i][ACOMP] = rgba[i][ACOMP] * aScale + aBias; - } - } -} - - -/* - * Apply pixel mapping to an array of floating point RGBA pixels. - */ -void -_mesa_map_rgba( const GLcontext *ctx, GLuint n, GLfloat rgba[][4] ) -{ - const GLfloat rscale = (GLfloat) (ctx->PixelMaps.RtoR.Size - 1); - const GLfloat gscale = (GLfloat) (ctx->PixelMaps.GtoG.Size - 1); - const GLfloat bscale = (GLfloat) (ctx->PixelMaps.BtoB.Size - 1); - const GLfloat ascale = (GLfloat) (ctx->PixelMaps.AtoA.Size - 1); - const GLfloat *rMap = ctx->PixelMaps.RtoR.Map; - const GLfloat *gMap = ctx->PixelMaps.GtoG.Map; - const GLfloat *bMap = ctx->PixelMaps.BtoB.Map; - const GLfloat *aMap = ctx->PixelMaps.AtoA.Map; - GLuint i; - for (i=0;iPixel.PostColorMatrixScale[0]; - const GLfloat rb = ctx->Pixel.PostColorMatrixBias[0]; - const GLfloat gs = ctx->Pixel.PostColorMatrixScale[1]; - const GLfloat gb = ctx->Pixel.PostColorMatrixBias[1]; - const GLfloat bs = ctx->Pixel.PostColorMatrixScale[2]; - const GLfloat bb = ctx->Pixel.PostColorMatrixBias[2]; - const GLfloat as = ctx->Pixel.PostColorMatrixScale[3]; - const GLfloat ab = ctx->Pixel.PostColorMatrixBias[3]; - const GLfloat *m = ctx->ColorMatrixStack.Top->m; - GLuint i; - for (i = 0; i < n; i++) { - const GLfloat r = rgba[i][RCOMP]; - const GLfloat g = rgba[i][GCOMP]; - const GLfloat b = rgba[i][BCOMP]; - const GLfloat a = rgba[i][ACOMP]; - rgba[i][RCOMP] = (m[0] * r + m[4] * g + m[ 8] * b + m[12] * a) * rs + rb; - rgba[i][GCOMP] = (m[1] * r + m[5] * g + m[ 9] * b + m[13] * a) * gs + gb; - rgba[i][BCOMP] = (m[2] * r + m[6] * g + m[10] * b + m[14] * a) * bs + bb; - rgba[i][ACOMP] = (m[3] * r + m[7] * g + m[11] * b + m[15] * a) * as + ab; - } -} - - -/** - * Apply a color table lookup to an array of floating point RGBA colors. - */ -void -_mesa_lookup_rgba_float(const struct gl_color_table *table, - GLuint n, GLfloat rgba[][4]) -{ - const GLint max = table->Size - 1; - const GLfloat scale = (GLfloat) max; - const GLfloat *lut = table->TableF; - GLuint i; - - if (!table->TableF || table->Size == 0) - return; - - switch (table->_BaseFormat) { - case GL_INTENSITY: - /* replace RGBA with I */ - for (i = 0; i < n; i++) { - GLint j = IROUND(rgba[i][RCOMP] * scale); - GLfloat c = lut[CLAMP(j, 0, max)]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = - rgba[i][ACOMP] = c; - } - break; - case GL_LUMINANCE: - /* replace RGB with L */ - for (i = 0; i < n; i++) { - GLint j = IROUND(rgba[i][RCOMP] * scale); - GLfloat c = lut[CLAMP(j, 0, max)]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = c; - } - break; - case GL_ALPHA: - /* replace A with A */ - for (i = 0; i < n; i++) { - GLint j = IROUND(rgba[i][ACOMP] * scale); - rgba[i][ACOMP] = lut[CLAMP(j, 0, max)]; - } - break; - case GL_LUMINANCE_ALPHA: - /* replace RGBA with LLLA */ - for (i = 0; i < n; i++) { - GLint jL = IROUND(rgba[i][RCOMP] * scale); - GLint jA = IROUND(rgba[i][ACOMP] * scale); - GLfloat luminance, alpha; - jL = CLAMP(jL, 0, max); - jA = CLAMP(jA, 0, max); - luminance = lut[jL * 2 + 0]; - alpha = lut[jA * 2 + 1]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = luminance; - rgba[i][ACOMP] = alpha;; - } - break; - case GL_RGB: - /* replace RGB with RGB */ - for (i = 0; i < n; i++) { - GLint jR = IROUND(rgba[i][RCOMP] * scale); - GLint jG = IROUND(rgba[i][GCOMP] * scale); - GLint jB = IROUND(rgba[i][BCOMP] * scale); - jR = CLAMP(jR, 0, max); - jG = CLAMP(jG, 0, max); - jB = CLAMP(jB, 0, max); - rgba[i][RCOMP] = lut[jR * 3 + 0]; - rgba[i][GCOMP] = lut[jG * 3 + 1]; - rgba[i][BCOMP] = lut[jB * 3 + 2]; - } - break; - case GL_RGBA: - /* replace RGBA with RGBA */ - for (i = 0; i < n; i++) { - GLint jR = IROUND(rgba[i][RCOMP] * scale); - GLint jG = IROUND(rgba[i][GCOMP] * scale); - GLint jB = IROUND(rgba[i][BCOMP] * scale); - GLint jA = IROUND(rgba[i][ACOMP] * scale); - jR = CLAMP(jR, 0, max); - jG = CLAMP(jG, 0, max); - jB = CLAMP(jB, 0, max); - jA = CLAMP(jA, 0, max); - rgba[i][RCOMP] = lut[jR * 4 + 0]; - rgba[i][GCOMP] = lut[jG * 4 + 1]; - rgba[i][BCOMP] = lut[jB * 4 + 2]; - rgba[i][ACOMP] = lut[jA * 4 + 3]; - } - break; - default: - _mesa_problem(NULL, "Bad format in _mesa_lookup_rgba_float"); - return; - } -} - - - -/** - * Apply a color table lookup to an array of ubyte/RGBA colors. - */ -void -_mesa_lookup_rgba_ubyte(const struct gl_color_table *table, - GLuint n, GLubyte rgba[][4]) -{ - const GLubyte *lut = table->TableUB; - const GLfloat scale = (GLfloat) (table->Size - 1) / 255.0; - GLuint i; - - if (!table->TableUB || table->Size == 0) - return; - - switch (table->_BaseFormat) { - case GL_INTENSITY: - /* replace RGBA with I */ - if (table->Size == 256) { - for (i = 0; i < n; i++) { - const GLubyte c = lut[rgba[i][RCOMP]]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = - rgba[i][ACOMP] = c; - } - } - else { - for (i = 0; i < n; i++) { - GLint j = IROUND((GLfloat) rgba[i][RCOMP] * scale); - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = - rgba[i][ACOMP] = lut[j]; - } - } - break; - case GL_LUMINANCE: - /* replace RGB with L */ - if (table->Size == 256) { - for (i = 0; i < n; i++) { - const GLubyte c = lut[rgba[i][RCOMP]]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = c; - } - } - else { - for (i = 0; i < n; i++) { - GLint j = IROUND((GLfloat) rgba[i][RCOMP] * scale); - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = lut[j]; - } - } - break; - case GL_ALPHA: - /* replace A with A */ - if (table->Size == 256) { - for (i = 0; i < n; i++) { - rgba[i][ACOMP] = lut[rgba[i][ACOMP]]; - } - } - else { - for (i = 0; i < n; i++) { - GLint j = IROUND((GLfloat) rgba[i][ACOMP] * scale); - rgba[i][ACOMP] = lut[j]; - } - } - break; - case GL_LUMINANCE_ALPHA: - /* replace RGBA with LLLA */ - if (table->Size == 256) { - for (i = 0; i < n; i++) { - GLubyte l = lut[rgba[i][RCOMP] * 2 + 0]; - GLubyte a = lut[rgba[i][ACOMP] * 2 + 1];; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = l; - rgba[i][ACOMP] = a; - } - } - else { - for (i = 0; i < n; i++) { - GLint jL = IROUND((GLfloat) rgba[i][RCOMP] * scale); - GLint jA = IROUND((GLfloat) rgba[i][ACOMP] * scale); - GLubyte luminance = lut[jL * 2 + 0]; - GLubyte alpha = lut[jA * 2 + 1]; - rgba[i][RCOMP] = - rgba[i][GCOMP] = - rgba[i][BCOMP] = luminance; - rgba[i][ACOMP] = alpha; - } - } - break; - case GL_RGB: - if (table->Size == 256) { - for (i = 0; i < n; i++) { - rgba[i][RCOMP] = lut[rgba[i][RCOMP] * 3 + 0]; - rgba[i][GCOMP] = lut[rgba[i][GCOMP] * 3 + 1]; - rgba[i][BCOMP] = lut[rgba[i][BCOMP] * 3 + 2]; - } - } - else { - for (i = 0; i < n; i++) { - GLint jR = IROUND((GLfloat) rgba[i][RCOMP] * scale); - GLint jG = IROUND((GLfloat) rgba[i][GCOMP] * scale); - GLint jB = IROUND((GLfloat) rgba[i][BCOMP] * scale); - rgba[i][RCOMP] = lut[jR * 3 + 0]; - rgba[i][GCOMP] = lut[jG * 3 + 1]; - rgba[i][BCOMP] = lut[jB * 3 + 2]; - } - } - break; - case GL_RGBA: - if (table->Size == 256) { - for (i = 0; i < n; i++) { - rgba[i][RCOMP] = lut[rgba[i][RCOMP] * 4 + 0]; - rgba[i][GCOMP] = lut[rgba[i][GCOMP] * 4 + 1]; - rgba[i][BCOMP] = lut[rgba[i][BCOMP] * 4 + 2]; - rgba[i][ACOMP] = lut[rgba[i][ACOMP] * 4 + 3]; - } - } - else { - for (i = 0; i < n; i++) { - GLint jR = IROUND((GLfloat) rgba[i][RCOMP] * scale); - GLint jG = IROUND((GLfloat) rgba[i][GCOMP] * scale); - GLint jB = IROUND((GLfloat) rgba[i][BCOMP] * scale); - GLint jA = IROUND((GLfloat) rgba[i][ACOMP] * scale); - CLAMPED_FLOAT_TO_CHAN(rgba[i][RCOMP], lut[jR * 4 + 0]); - CLAMPED_FLOAT_TO_CHAN(rgba[i][GCOMP], lut[jG * 4 + 1]); - CLAMPED_FLOAT_TO_CHAN(rgba[i][BCOMP], lut[jB * 4 + 2]); - CLAMPED_FLOAT_TO_CHAN(rgba[i][ACOMP], lut[jA * 4 + 3]); - } - } - break; - default: - _mesa_problem(NULL, "Bad format in _mesa_lookup_rgba_chan"); - return; - } -} - - - -/* - * Map color indexes to float rgba values. - */ -void -_mesa_map_ci_to_rgba( const GLcontext *ctx, GLuint n, - const GLuint index[], GLfloat rgba[][4] ) -{ - GLuint rmask = ctx->PixelMaps.ItoR.Size - 1; - GLuint gmask = ctx->PixelMaps.ItoG.Size - 1; - GLuint bmask = ctx->PixelMaps.ItoB.Size - 1; - GLuint amask = ctx->PixelMaps.ItoA.Size - 1; - const GLfloat *rMap = ctx->PixelMaps.ItoR.Map; - const GLfloat *gMap = ctx->PixelMaps.ItoG.Map; - const GLfloat *bMap = ctx->PixelMaps.ItoB.Map; - const GLfloat *aMap = ctx->PixelMaps.ItoA.Map; - GLuint i; - for (i=0;iPixelMaps.ItoR.Size - 1; - GLuint gmask = ctx->PixelMaps.ItoG.Size - 1; - GLuint bmask = ctx->PixelMaps.ItoB.Size - 1; - GLuint amask = ctx->PixelMaps.ItoA.Size - 1; - const GLubyte *rMap = ctx->PixelMaps.ItoR.Map8; - const GLubyte *gMap = ctx->PixelMaps.ItoG.Map8; - const GLubyte *bMap = ctx->PixelMaps.ItoB.Map8; - const GLubyte *aMap = ctx->PixelMaps.ItoA.Map8; - GLuint i; - for (i=0;iPixel.DepthScale; - const GLfloat bias = ctx->Pixel.DepthBias; - GLuint i; - for (i = 0; i < n; i++) { - GLfloat d = depthValues[i] * scale + bias; - depthValues[i] = CLAMP(d, 0.0F, 1.0F); - } -} - - - /**********************************************************************/ /***** State Management *****/ /**********************************************************************/ @@ -1351,7 +621,7 @@ _mesa_scale_and_bias_depth(const GLcontext *ctx, GLuint n, * pixel transfer operations are enabled. */ static void -update_image_transfer_state(GLcontext *ctx) +update_image_transfer_state(struct gl_context *ctx) { GLuint mask = 0; @@ -1367,64 +637,43 @@ update_image_transfer_state(GLcontext *ctx) if (ctx->Pixel.MapColorFlag) mask |= IMAGE_MAP_COLOR_BIT; - if (ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION]) - mask |= IMAGE_COLOR_TABLE_BIT; - - if (ctx->Pixel.Convolution1DEnabled || - ctx->Pixel.Convolution2DEnabled || - ctx->Pixel.Separable2DEnabled) { - mask |= IMAGE_CONVOLUTION_BIT; - if (ctx->Pixel.PostConvolutionScale[0] != 1.0F || - ctx->Pixel.PostConvolutionScale[1] != 1.0F || - ctx->Pixel.PostConvolutionScale[2] != 1.0F || - ctx->Pixel.PostConvolutionScale[3] != 1.0F || - ctx->Pixel.PostConvolutionBias[0] != 0.0F || - ctx->Pixel.PostConvolutionBias[1] != 0.0F || - ctx->Pixel.PostConvolutionBias[2] != 0.0F || - ctx->Pixel.PostConvolutionBias[3] != 0.0F) { - mask |= IMAGE_POST_CONVOLUTION_SCALE_BIAS; - } - } - - if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION]) - mask |= IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT; - - if (ctx->ColorMatrixStack.Top->type != MATRIX_IDENTITY || - ctx->Pixel.PostColorMatrixScale[0] != 1.0F || - ctx->Pixel.PostColorMatrixBias[0] != 0.0F || - ctx->Pixel.PostColorMatrixScale[1] != 1.0F || - ctx->Pixel.PostColorMatrixBias[1] != 0.0F || - ctx->Pixel.PostColorMatrixScale[2] != 1.0F || - ctx->Pixel.PostColorMatrixBias[2] != 0.0F || - ctx->Pixel.PostColorMatrixScale[3] != 1.0F || - ctx->Pixel.PostColorMatrixBias[3] != 0.0F) - mask |= IMAGE_COLOR_MATRIX_BIT; - - if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX]) - mask |= IMAGE_POST_COLOR_MATRIX_COLOR_TABLE_BIT; - - if (ctx->Pixel.HistogramEnabled) - mask |= IMAGE_HISTOGRAM_BIT; - - if (ctx->Pixel.MinMaxEnabled) - mask |= IMAGE_MIN_MAX_BIT; - ctx->_ImageTransferState = mask; } -void _mesa_update_pixel( GLcontext *ctx, GLuint new_state ) +/** + * Update mesa pixel transfer derived state. + */ +void _mesa_update_pixel( struct gl_context *ctx, GLuint new_state ) { - if (new_state & _NEW_COLOR_MATRIX) - _math_matrix_analyse( ctx->ColorMatrixStack.Top ); - - /* References ColorMatrix.type (derived above). - */ - if (new_state & _IMAGE_NEW_TRANSFER_STATE) + if (new_state & _NEW_PIXEL) update_image_transfer_state(ctx); } +void +_mesa_init_pixel_dispatch(struct _glapi_table *disp) +{ + SET_GetPixelMapfv(disp, _mesa_GetPixelMapfv); + SET_GetPixelMapuiv(disp, _mesa_GetPixelMapuiv); + SET_GetPixelMapusv(disp, _mesa_GetPixelMapusv); + SET_PixelMapfv(disp, _mesa_PixelMapfv); + SET_PixelMapuiv(disp, _mesa_PixelMapuiv); + SET_PixelMapusv(disp, _mesa_PixelMapusv); + SET_PixelTransferf(disp, _mesa_PixelTransferf); + SET_PixelTransferi(disp, _mesa_PixelTransferi); + SET_PixelZoom(disp, _mesa_PixelZoom); + + /* GL_ARB_robustness */ + SET_GetnPixelMapfvARB(disp, _mesa_GetnPixelMapfvARB); + SET_GetnPixelMapuivARB(disp, _mesa_GetnPixelMapuivARB); + SET_GetnPixelMapusvARB(disp, _mesa_GetnPixelMapusvARB); +} + + +#endif /* FEATURE_pixel_transfer */ + + /**********************************************************************/ /***** Initialization *****/ /**********************************************************************/ @@ -1442,10 +691,8 @@ init_pixelmap(struct gl_pixelmap *map) * Initialize the context's PIXEL attribute group. */ void -_mesa_init_pixel( GLcontext *ctx ) +_mesa_init_pixel( struct gl_context *ctx ) { - int i; - /* Pixel group */ ctx->Pixel.RedBias = 0.0; ctx->Pixel.RedScale = 1.0; @@ -1473,82 +720,6 @@ _mesa_init_pixel( GLcontext *ctx ) init_pixelmap(&ctx->PixelMaps.GtoG); init_pixelmap(&ctx->PixelMaps.BtoB); init_pixelmap(&ctx->PixelMaps.AtoA); - ctx->Pixel.HistogramEnabled = GL_FALSE; - ctx->Pixel.MinMaxEnabled = GL_FALSE; - ASSIGN_4V(ctx->Pixel.PostColorMatrixScale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.PostColorMatrixBias, 0.0, 0.0, 0.0, 0.0); - for (i = 0; i < COLORTABLE_MAX; i++) { - ASSIGN_4V(ctx->Pixel.ColorTableScale[i], 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.ColorTableBias[i], 0.0, 0.0, 0.0, 0.0); - ctx->Pixel.ColorTableEnabled[i] = GL_FALSE; - } - ctx->Pixel.Convolution1DEnabled = GL_FALSE; - ctx->Pixel.Convolution2DEnabled = GL_FALSE; - ctx->Pixel.Separable2DEnabled = GL_FALSE; - for (i = 0; i < 3; i++) { - ASSIGN_4V(ctx->Pixel.ConvolutionBorderColor[i], 0.0, 0.0, 0.0, 0.0); - ctx->Pixel.ConvolutionBorderMode[i] = GL_REDUCE; - ASSIGN_4V(ctx->Pixel.ConvolutionFilterScale[i], 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.ConvolutionFilterBias[i], 0.0, 0.0, 0.0, 0.0); - } - for (i = 0; i < MAX_CONVOLUTION_WIDTH * MAX_CONVOLUTION_WIDTH * 4; i++) { - ctx->Convolution1D.Filter[i] = 0.0; - ctx->Convolution2D.Filter[i] = 0.0; - ctx->Separable2D.Filter[i] = 0.0; - } - ASSIGN_4V(ctx->Pixel.PostConvolutionScale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.PostConvolutionBias, 0.0, 0.0, 0.0, 0.0); - /* GL_SGI_texture_color_table */ - ASSIGN_4V(ctx->Pixel.TextureColorTableScale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.TextureColorTableBias, 0.0, 0.0, 0.0, 0.0); - - /* Pixel transfer */ - ctx->Pack.Alignment = 4; - ctx->Pack.RowLength = 0; - ctx->Pack.ImageHeight = 0; - ctx->Pack.SkipPixels = 0; - ctx->Pack.SkipRows = 0; - ctx->Pack.SkipImages = 0; - ctx->Pack.SwapBytes = GL_FALSE; - ctx->Pack.LsbFirst = GL_FALSE; - ctx->Pack.ClientStorage = GL_FALSE; - ctx->Pack.Invert = GL_FALSE; -#if FEATURE_EXT_pixel_buffer_object - ctx->Pack.BufferObj = ctx->Array.NullBufferObj; -#endif - ctx->Unpack.Alignment = 4; - ctx->Unpack.RowLength = 0; - ctx->Unpack.ImageHeight = 0; - ctx->Unpack.SkipPixels = 0; - ctx->Unpack.SkipRows = 0; - ctx->Unpack.SkipImages = 0; - ctx->Unpack.SwapBytes = GL_FALSE; - ctx->Unpack.LsbFirst = GL_FALSE; - ctx->Unpack.ClientStorage = GL_FALSE; - ctx->Unpack.Invert = GL_FALSE; -#if FEATURE_EXT_pixel_buffer_object - ctx->Unpack.BufferObj = ctx->Array.NullBufferObj; -#endif - - /* - * _mesa_unpack_image() returns image data in this format. When we - * execute image commands (glDrawPixels(), glTexImage(), etc) from - * within display lists we have to be sure to set the current - * unpacking parameters to these values! - */ - ctx->DefaultPacking.Alignment = 1; - ctx->DefaultPacking.RowLength = 0; - ctx->DefaultPacking.SkipPixels = 0; - ctx->DefaultPacking.SkipRows = 0; - ctx->DefaultPacking.ImageHeight = 0; - ctx->DefaultPacking.SkipImages = 0; - ctx->DefaultPacking.SwapBytes = GL_FALSE; - ctx->DefaultPacking.LsbFirst = GL_FALSE; - ctx->DefaultPacking.ClientStorage = GL_FALSE; - ctx->DefaultPacking.Invert = GL_FALSE; -#if FEATURE_EXT_pixel_buffer_object - ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; -#endif if (ctx->Visual.doubleBufferMode) { ctx->Pixel.ReadBuffer = GL_BACK;