X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fpixel.c;h=57ae9c721a823e42b0aefac04f045eca947773fc;hb=06cd826fcba7bde168a85444a95de589ff5b6f2e;hp=ae014a23c4cd8012f28a82ba9c09afc2a28e7e59;hpb=d63eef4b86af02aea5b26f90de9cf3d46aee398c;p=mesa.git diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index ae014a23c4c..57ae9c721a8 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"), @@ -22,6 +22,12 @@ * 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" @@ -36,8 +42,6 @@ /***** glPixelZoom *****/ /**********************************************************************/ - - void GLAPIENTRY _mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor ) { @@ -54,200 +58,6 @@ _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 *****/ /**********************************************************************/ @@ -304,7 +114,7 @@ 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: @@ -340,7 +150,7 @@ _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; } @@ -399,7 +209,7 @@ _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; } @@ -472,7 +282,7 @@ _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; } @@ -911,16 +721,16 @@ _mesa_PixelTransferf( GLenum pname, GLfloat param ) ctx->Pixel.PostConvolutionBias[2] = param; break; case GL_POST_CONVOLUTION_ALPHA_SCALE: - if (ctx->Pixel.PostConvolutionScale[2] == param) + if (ctx->Pixel.PostConvolutionScale[3] == param) return; FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[2] = param; + ctx->Pixel.PostConvolutionScale[3] = param; break; case GL_POST_CONVOLUTION_ALPHA_BIAS: - if (ctx->Pixel.PostConvolutionBias[2] == param) + if (ctx->Pixel.PostConvolutionBias[3] == param) return; FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[2] = param; + ctx->Pixel.PostConvolutionBias[3] = param; break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glPixelTransfer(pname)" ); @@ -937,411 +747,6 @@ _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 *****/ /**********************************************************************/ @@ -1367,7 +772,7 @@ update_image_transfer_state(GLcontext *ctx) if (ctx->Pixel.MapColorFlag) mask |= IMAGE_MAP_COLOR_BIT; - if (ctx->Pixel.ColorTableEnabled) + if (ctx->Pixel.ColorTableEnabled[COLORTABLE_PRECONVOLUTION]) mask |= IMAGE_COLOR_TABLE_BIT; if (ctx->Pixel.Convolution1DEnabled || @@ -1386,7 +791,7 @@ update_image_transfer_state(GLcontext *ctx) } } - if (ctx->Pixel.PostConvolutionColorTableEnabled) + if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCONVOLUTION]) mask |= IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT; if (ctx->ColorMatrixStack.Top->type != MATRIX_IDENTITY || @@ -1400,7 +805,7 @@ update_image_transfer_state(GLcontext *ctx) ctx->Pixel.PostColorMatrixBias[3] != 0.0F) mask |= IMAGE_COLOR_MATRIX_BIT; - if (ctx->Pixel.PostColorMatrixColorTableEnabled) + if (ctx->Pixel.ColorTableEnabled[COLORTABLE_POSTCOLORMATRIX]) mask |= IMAGE_POST_COLOR_MATRIX_COLOR_TABLE_BIT; if (ctx->Pixel.HistogramEnabled) @@ -1413,6 +818,9 @@ update_image_transfer_state(GLcontext *ctx) } +/** + * Update mesa pixel transfer derived state. + */ void _mesa_update_pixel( GLcontext *ctx, GLuint new_state ) { if (new_state & _NEW_COLOR_MATRIX) @@ -1420,7 +828,7 @@ void _mesa_update_pixel( GLcontext *ctx, GLuint new_state ) /* References ColorMatrix.type (derived above). */ - if (new_state & _IMAGE_NEW_TRANSFER_STATE) + if (new_state & _MESA_NEW_TRANSFER_STATE) update_image_transfer_state(ctx); } @@ -1477,15 +885,11 @@ _mesa_init_pixel( GLcontext *ctx ) 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); - ASSIGN_4V(ctx->Pixel.ColorTableScale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.ColorTableBias, 0.0, 0.0, 0.0, 0.0); - ASSIGN_4V(ctx->Pixel.PCCTscale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.PCCTbias, 0.0, 0.0, 0.0, 0.0); - ASSIGN_4V(ctx->Pixel.PCMCTscale, 1.0, 1.0, 1.0, 1.0); - ASSIGN_4V(ctx->Pixel.PCMCTbias, 0.0, 0.0, 0.0, 0.0); - ctx->Pixel.ColorTableEnabled = GL_FALSE; - ctx->Pixel.PostConvolutionColorTableEnabled = GL_FALSE; - ctx->Pixel.PostColorMatrixColorTableEnabled = GL_FALSE; + 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; @@ -1506,54 +910,6 @@ _mesa_init_pixel( GLcontext *ctx ) 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; }