Re-org of gl_pixel_attrib struct.

Reorder fields according to the order in which the pixel transfer operations
take place.  Improve comments.
Move the pixel maps out of gl_pixel_attrib since they're not supposed to be
pushed/popped by glPush/PopAttrib.
New gl_pixelmap and gl_pixelmaps structs to contain the pixelmaps.
This commit is contained in:
Brian
2007-03-14 14:33:46 -06:00
parent 3049946fa7
commit b6adf336f4
5 changed files with 228 additions and 203 deletions

View File

@@ -677,34 +677,34 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params )
params[0] = ENUM_TO_BOOLEAN(ctx->Hint.PerspectiveCorrection); params[0] = ENUM_TO_BOOLEAN(ctx->Hint.PerspectiveCorrection);
break; break;
case GL_PIXEL_MAP_A_TO_A_SIZE: case GL_PIXEL_MAP_A_TO_A_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapAtoAsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.AtoA.Size);
break; break;
case GL_PIXEL_MAP_B_TO_B_SIZE: case GL_PIXEL_MAP_B_TO_B_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapBtoBsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.BtoB.Size);
break; break;
case GL_PIXEL_MAP_G_TO_G_SIZE: case GL_PIXEL_MAP_G_TO_G_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapGtoGsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.GtoG.Size);
break; break;
case GL_PIXEL_MAP_I_TO_A_SIZE: case GL_PIXEL_MAP_I_TO_A_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapItoAsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.ItoA.Size);
break; break;
case GL_PIXEL_MAP_I_TO_B_SIZE: case GL_PIXEL_MAP_I_TO_B_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapItoBsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.ItoB.Size);
break; break;
case GL_PIXEL_MAP_I_TO_G_SIZE: case GL_PIXEL_MAP_I_TO_G_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapItoGsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.ItoG.Size);
break; break;
case GL_PIXEL_MAP_I_TO_I_SIZE: case GL_PIXEL_MAP_I_TO_I_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapItoIsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.ItoI.Size);
break; break;
case GL_PIXEL_MAP_I_TO_R_SIZE: case GL_PIXEL_MAP_I_TO_R_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapItoRsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.ItoR.Size);
break; break;
case GL_PIXEL_MAP_R_TO_R_SIZE: case GL_PIXEL_MAP_R_TO_R_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapRtoRsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.RtoR.Size);
break; break;
case GL_PIXEL_MAP_S_TO_S_SIZE: case GL_PIXEL_MAP_S_TO_S_SIZE:
params[0] = INT_TO_BOOLEAN(ctx->Pixel.MapStoSsize); params[0] = INT_TO_BOOLEAN(ctx->PixelMaps.StoS.Size);
break; break;
case GL_POINT_SIZE: case GL_POINT_SIZE:
params[0] = FLOAT_TO_BOOLEAN(ctx->Point.Size); params[0] = FLOAT_TO_BOOLEAN(ctx->Point.Size);
@@ -2504,34 +2504,34 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params )
params[0] = ENUM_TO_FLOAT(ctx->Hint.PerspectiveCorrection); params[0] = ENUM_TO_FLOAT(ctx->Hint.PerspectiveCorrection);
break; break;
case GL_PIXEL_MAP_A_TO_A_SIZE: case GL_PIXEL_MAP_A_TO_A_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapAtoAsize); params[0] = (GLfloat)(ctx->PixelMaps.AtoA.Size);
break; break;
case GL_PIXEL_MAP_B_TO_B_SIZE: case GL_PIXEL_MAP_B_TO_B_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapBtoBsize); params[0] = (GLfloat)(ctx->PixelMaps.BtoB.Size);
break; break;
case GL_PIXEL_MAP_G_TO_G_SIZE: case GL_PIXEL_MAP_G_TO_G_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapGtoGsize); params[0] = (GLfloat)(ctx->PixelMaps.GtoG.Size);
break; break;
case GL_PIXEL_MAP_I_TO_A_SIZE: case GL_PIXEL_MAP_I_TO_A_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapItoAsize); params[0] = (GLfloat)(ctx->PixelMaps.ItoA.Size);
break; break;
case GL_PIXEL_MAP_I_TO_B_SIZE: case GL_PIXEL_MAP_I_TO_B_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapItoBsize); params[0] = (GLfloat)(ctx->PixelMaps.ItoB.Size);
break; break;
case GL_PIXEL_MAP_I_TO_G_SIZE: case GL_PIXEL_MAP_I_TO_G_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapItoGsize); params[0] = (GLfloat)(ctx->PixelMaps.ItoG.Size);
break; break;
case GL_PIXEL_MAP_I_TO_I_SIZE: case GL_PIXEL_MAP_I_TO_I_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapItoIsize); params[0] = (GLfloat)(ctx->PixelMaps.ItoI.Size);
break; break;
case GL_PIXEL_MAP_I_TO_R_SIZE: case GL_PIXEL_MAP_I_TO_R_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapItoRsize); params[0] = (GLfloat)(ctx->PixelMaps.ItoR.Size);
break; break;
case GL_PIXEL_MAP_R_TO_R_SIZE: case GL_PIXEL_MAP_R_TO_R_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapRtoRsize); params[0] = (GLfloat)(ctx->PixelMaps.RtoR.Size);
break; break;
case GL_PIXEL_MAP_S_TO_S_SIZE: case GL_PIXEL_MAP_S_TO_S_SIZE:
params[0] = (GLfloat)(ctx->Pixel.MapStoSsize); params[0] = (GLfloat)(ctx->PixelMaps.StoS.Size);
break; break;
case GL_POINT_SIZE: case GL_POINT_SIZE:
params[0] = ctx->Point.Size; params[0] = ctx->Point.Size;
@@ -4331,34 +4331,34 @@ _mesa_GetIntegerv( GLenum pname, GLint *params )
params[0] = ENUM_TO_INT(ctx->Hint.PerspectiveCorrection); params[0] = ENUM_TO_INT(ctx->Hint.PerspectiveCorrection);
break; break;
case GL_PIXEL_MAP_A_TO_A_SIZE: case GL_PIXEL_MAP_A_TO_A_SIZE:
params[0] = ctx->Pixel.MapAtoAsize; params[0] = ctx->PixelMaps.AtoA.Size;
break; break;
case GL_PIXEL_MAP_B_TO_B_SIZE: case GL_PIXEL_MAP_B_TO_B_SIZE:
params[0] = ctx->Pixel.MapBtoBsize; params[0] = ctx->PixelMaps.BtoB.Size;
break; break;
case GL_PIXEL_MAP_G_TO_G_SIZE: case GL_PIXEL_MAP_G_TO_G_SIZE:
params[0] = ctx->Pixel.MapGtoGsize; params[0] = ctx->PixelMaps.GtoG.Size;
break; break;
case GL_PIXEL_MAP_I_TO_A_SIZE: case GL_PIXEL_MAP_I_TO_A_SIZE:
params[0] = ctx->Pixel.MapItoAsize; params[0] = ctx->PixelMaps.ItoA.Size;
break; break;
case GL_PIXEL_MAP_I_TO_B_SIZE: case GL_PIXEL_MAP_I_TO_B_SIZE:
params[0] = ctx->Pixel.MapItoBsize; params[0] = ctx->PixelMaps.ItoB.Size;
break; break;
case GL_PIXEL_MAP_I_TO_G_SIZE: case GL_PIXEL_MAP_I_TO_G_SIZE:
params[0] = ctx->Pixel.MapItoGsize; params[0] = ctx->PixelMaps.ItoG.Size;
break; break;
case GL_PIXEL_MAP_I_TO_I_SIZE: case GL_PIXEL_MAP_I_TO_I_SIZE:
params[0] = ctx->Pixel.MapItoIsize; params[0] = ctx->PixelMaps.ItoI.Size;
break; break;
case GL_PIXEL_MAP_I_TO_R_SIZE: case GL_PIXEL_MAP_I_TO_R_SIZE:
params[0] = ctx->Pixel.MapItoRsize; params[0] = ctx->PixelMaps.ItoR.Size;
break; break;
case GL_PIXEL_MAP_R_TO_R_SIZE: case GL_PIXEL_MAP_R_TO_R_SIZE:
params[0] = ctx->Pixel.MapRtoRsize; params[0] = ctx->PixelMaps.RtoR.Size;
break; break;
case GL_PIXEL_MAP_S_TO_S_SIZE: case GL_PIXEL_MAP_S_TO_S_SIZE:
params[0] = ctx->Pixel.MapStoSsize; params[0] = ctx->PixelMaps.StoS.Size;
break; break;
case GL_POINT_SIZE: case GL_POINT_SIZE:
params[0] = IROUND(ctx->Point.Size); params[0] = IROUND(ctx->Point.Size);

View File

@@ -337,16 +337,16 @@ StateVars = [
( "GL_PACK_INVERT_MESA", GLboolean, ["ctx->Pack.Invert"], "", None ), ( "GL_PACK_INVERT_MESA", GLboolean, ["ctx->Pack.Invert"], "", None ),
( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum, ( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum,
["ctx->Hint.PerspectiveCorrection"], "", None ), ["ctx->Hint.PerspectiveCorrection"], "", None ),
( "GL_PIXEL_MAP_A_TO_A_SIZE", GLint, ["ctx->Pixel.MapAtoAsize"], "", None ), ( "GL_PIXEL_MAP_A_TO_A_SIZE", GLint, ["ctx->PixelMaps.AtoA.Size"], "", None ),
( "GL_PIXEL_MAP_B_TO_B_SIZE", GLint, ["ctx->Pixel.MapBtoBsize"], "", None ), ( "GL_PIXEL_MAP_B_TO_B_SIZE", GLint, ["ctx->PixelMaps.BtoB.Size"], "", None ),
( "GL_PIXEL_MAP_G_TO_G_SIZE", GLint, ["ctx->Pixel.MapGtoGsize"], "", None ), ( "GL_PIXEL_MAP_G_TO_G_SIZE", GLint, ["ctx->PixelMaps.GtoG.Size"], "", None ),
( "GL_PIXEL_MAP_I_TO_A_SIZE", GLint, ["ctx->Pixel.MapItoAsize"], "", None ), ( "GL_PIXEL_MAP_I_TO_A_SIZE", GLint, ["ctx->PixelMaps.ItoA.Size"], "", None ),
( "GL_PIXEL_MAP_I_TO_B_SIZE", GLint, ["ctx->Pixel.MapItoBsize"], "", None ), ( "GL_PIXEL_MAP_I_TO_B_SIZE", GLint, ["ctx->PixelMaps.ItoB.Size"], "", None ),
( "GL_PIXEL_MAP_I_TO_G_SIZE", GLint, ["ctx->Pixel.MapItoGsize"], "", None ), ( "GL_PIXEL_MAP_I_TO_G_SIZE", GLint, ["ctx->PixelMaps.ItoG.Size"], "", None ),
( "GL_PIXEL_MAP_I_TO_I_SIZE", GLint, ["ctx->Pixel.MapItoIsize"], "", None ), ( "GL_PIXEL_MAP_I_TO_I_SIZE", GLint, ["ctx->PixelMaps.ItoI.Size"], "", None ),
( "GL_PIXEL_MAP_I_TO_R_SIZE", GLint, ["ctx->Pixel.MapItoRsize"], "", None ), ( "GL_PIXEL_MAP_I_TO_R_SIZE", GLint, ["ctx->PixelMaps.ItoR.Size"], "", None ),
( "GL_PIXEL_MAP_R_TO_R_SIZE", GLint, ["ctx->Pixel.MapRtoRsize"], "", None ), ( "GL_PIXEL_MAP_R_TO_R_SIZE", GLint, ["ctx->PixelMaps.RtoR.Size"], "", None ),
( "GL_PIXEL_MAP_S_TO_S_SIZE", GLint, ["ctx->Pixel.MapStoSsize"], "", None ), ( "GL_PIXEL_MAP_S_TO_S_SIZE", GLint, ["ctx->PixelMaps.StoS.Size"], "", None ),
( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ), ( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ),
( "GL_POINT_SIZE_GRANULARITY", GLfloat, ( "GL_POINT_SIZE_GRANULARITY", GLfloat,
["ctx->Const.PointSizeGranularity"], "", None ), ["ctx->Const.PointSizeGranularity"], "", None ),

View File

@@ -1129,11 +1129,11 @@ _mesa_apply_ci_transfer_ops(const GLcontext *ctx, GLbitfield transferOps,
shift_and_offset_ci(ctx, n, indexes); shift_and_offset_ci(ctx, n, indexes);
} }
if (transferOps & IMAGE_MAP_COLOR_BIT) { if (transferOps & IMAGE_MAP_COLOR_BIT) {
const GLuint mask = ctx->Pixel.MapItoIsize - 1; const GLuint mask = ctx->PixelMaps.ItoI.Size - 1;
GLuint i; GLuint i;
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
const GLuint j = indexes[i] & mask; const GLuint j = indexes[i] & mask;
indexes[i] = IROUND(ctx->Pixel.MapItoI[j]); indexes[i] = IROUND(ctx->PixelMaps.ItoI.Map[j]);
} }
} }
} }
@@ -1169,10 +1169,10 @@ _mesa_apply_stencil_transfer_ops(const GLcontext *ctx, GLuint n,
} }
} }
if (ctx->Pixel.MapStencilFlag) { if (ctx->Pixel.MapStencilFlag) {
GLuint mask = ctx->Pixel.MapStoSsize - 1; GLuint mask = ctx->PixelMaps.StoS.Size - 1;
GLuint i; GLuint i;
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
stencil[i] = ctx->Pixel.MapStoS[ stencil[i] & mask ]; stencil[i] = ctx->PixelMaps.StoS.Map[ stencil[i] & mask ];
} }
} }
} }
@@ -3691,10 +3691,10 @@ _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n,
if (ctx->Pixel.MapStencilFlag) { if (ctx->Pixel.MapStencilFlag) {
/* Apply stencil lookup table */ /* Apply stencil lookup table */
GLuint mask = ctx->Pixel.MapStoSsize - 1; GLuint mask = ctx->PixelMaps.StoS.Size - 1;
GLuint i; GLuint i;
for (i=0;i<n;i++) { for (i=0;i<n;i++) {
indexes[i] = ctx->Pixel.MapStoS[ indexes[i] & mask ]; indexes[i] = ctx->PixelMaps.StoS.Map[ indexes[i] & mask ];
} }
} }
} }

View File

@@ -964,75 +964,105 @@ struct gl_multisample_attrib
}; };
/**
* A pixelmap (see glPixelMap)
*/
struct gl_pixelmap
{
GLint Size;
GLfloat Map[MAX_PIXEL_MAP_TABLE];
GLubyte Map8[MAX_PIXEL_MAP_TABLE]; /**< converted to 8-bit color */
};
/**
* Collection of all pixelmaps
*/
struct gl_pixelmaps
{
struct gl_pixelmap RtoR; /**< i.e. GL_PIXEL_MAP_R_TO_R */
struct gl_pixelmap GtoG;
struct gl_pixelmap BtoB;
struct gl_pixelmap AtoA;
struct gl_pixelmap ItoR;
struct gl_pixelmap ItoG;
struct gl_pixelmap ItoB;
struct gl_pixelmap ItoA;
struct gl_pixelmap ItoI;
struct gl_pixelmap StoS;
};
/** /**
* Pixel attribute group (GL_PIXEL_MODE_BIT). * Pixel attribute group (GL_PIXEL_MODE_BIT).
*/ */
struct gl_pixel_attrib struct gl_pixel_attrib
{ {
GLenum ReadBuffer; /**< source buffer for glRead/CopyPixels() */ GLenum ReadBuffer; /**< source buffer for glRead/CopyPixels() */
/*--- Begin Pixel Transfer State ---*/
/* Fields are in the order in which they're applied... */
/* Scale & Bias (index shift, offset) */
GLfloat RedBias, RedScale; GLfloat RedBias, RedScale;
GLfloat GreenBias, GreenScale; GLfloat GreenBias, GreenScale;
GLfloat BlueBias, BlueScale; GLfloat BlueBias, BlueScale;
GLfloat AlphaBias, AlphaScale; GLfloat AlphaBias, AlphaScale;
GLfloat DepthBias, DepthScale; GLfloat DepthBias, DepthScale;
GLint IndexShift, IndexOffset; GLint IndexShift, IndexOffset;
/* Pixel Maps */
/* Note: actual pixel maps are not part of this attrib group */
GLboolean MapColorFlag; GLboolean MapColorFlag;
GLboolean MapStencilFlag; GLboolean MapStencilFlag;
GLfloat ZoomX, ZoomY;
/* XXX move these out of gl_pixel_attrib */ /* Color table lookup (GL_SGI_color_table) */
GLint MapStoSsize; /**< Size of each pixel map */ /* Note: actual table is not part of this attrib group */
GLint MapItoIsize;
GLint MapItoRsize;
GLint MapItoGsize;
GLint MapItoBsize;
GLint MapItoAsize;
GLint MapRtoRsize;
GLint MapGtoGsize;
GLint MapBtoBsize;
GLint MapAtoAsize;
GLint MapStoS[MAX_PIXEL_MAP_TABLE]; /**< Pixel map tables */
GLfloat MapItoI[MAX_PIXEL_MAP_TABLE];
GLfloat MapItoR[MAX_PIXEL_MAP_TABLE];
GLfloat MapItoG[MAX_PIXEL_MAP_TABLE];
GLfloat MapItoB[MAX_PIXEL_MAP_TABLE];
GLfloat MapItoA[MAX_PIXEL_MAP_TABLE];
GLubyte MapItoR8[MAX_PIXEL_MAP_TABLE]; /**< converted to 8-bit color */
GLubyte MapItoG8[MAX_PIXEL_MAP_TABLE];
GLubyte MapItoB8[MAX_PIXEL_MAP_TABLE];
GLubyte MapItoA8[MAX_PIXEL_MAP_TABLE];
GLfloat MapRtoR[MAX_PIXEL_MAP_TABLE];
GLfloat MapGtoG[MAX_PIXEL_MAP_TABLE];
GLfloat MapBtoB[MAX_PIXEL_MAP_TABLE];
GLfloat MapAtoA[MAX_PIXEL_MAP_TABLE];
/** GL_EXT_histogram */
GLboolean HistogramEnabled;
GLboolean MinMaxEnabled;
/** GL_SGI_color_matrix */
GLfloat PostColorMatrixScale[4]; /**< RGBA */
GLfloat PostColorMatrixBias[4]; /**< RGBA */
/** GL_SGI_color_table */
GLfloat ColorTableScale[4]; GLfloat ColorTableScale[4];
GLfloat ColorTableBias[4]; GLfloat ColorTableBias[4];
GLboolean ColorTableEnabled; GLboolean ColorTableEnabled;
GLfloat PCCTscale[4];
GLfloat PCCTbias[4]; /* Convolution (GL_EXT_convolution) */
GLboolean PostConvolutionColorTableEnabled;
GLfloat PCMCTscale[4];
GLfloat PCMCTbias[4];
GLboolean PostColorMatrixColorTableEnabled;
/** GL_SGI_texture_color_table */
GLfloat TextureColorTableScale[4];
GLfloat TextureColorTableBias[4];
/** Convolution */
GLboolean Convolution1DEnabled; GLboolean Convolution1DEnabled;
GLboolean Convolution2DEnabled; GLboolean Convolution2DEnabled;
GLboolean Separable2DEnabled; GLboolean Separable2DEnabled;
GLfloat ConvolutionBorderColor[3][4]; GLfloat ConvolutionBorderColor[3][4];
GLenum ConvolutionBorderMode[3]; GLenum ConvolutionBorderMode[3];
GLfloat ConvolutionFilterScale[3][4]; GLfloat ConvolutionFilterScale[3][4]; /**< RGBA */
GLfloat ConvolutionFilterBias[3][4]; GLfloat ConvolutionFilterBias[3][4]; /**< RGBA */
GLfloat PostConvolutionScale[4]; /**< RGBA */ GLfloat PostConvolutionScale[4]; /**< RGBA */
GLfloat PostConvolutionBias[4]; /**< RGBA */ GLfloat PostConvolutionBias[4]; /**< RGBA */
/* Post-convolution color table */
/* Note: actual table is not part of this attrib group */
GLboolean PostConvolutionColorTableEnabled;
GLfloat PCCTscale[4]; /** Post Convolution Color Table scale */
GLfloat PCCTbias[4]; /** Post Convolution Color Table bias */
/* Color matrix (GL_SGI_color_matrix) */
/* Note: the color matrix is not part of this attrib group */
GLfloat PostColorMatrixScale[4]; /**< RGBA */
GLfloat PostColorMatrixBias[4]; /**< RGBA */
/* Post color matrix color table */
/* Note: actual table is not part of this attrib group */
GLboolean PostColorMatrixColorTableEnabled;
GLfloat PCMCTscale[4]; /** Post Color Matrix Color Table scale */
GLfloat PCMCTbias[4]; /** Post Color Matrix Color Table bias */
/* Histogram & minmax (GL_EXT_histogram) */
/* Note: histogram and minmax data are not part of this attrib group */
GLboolean HistogramEnabled;
GLboolean MinMaxEnabled;
/*--- End Pixel Transfer State ---*/
/* Pixel Zoom */
GLfloat ZoomX, ZoomY;
/** GL_SGI_texture_color_table */
GLfloat TextureColorTableScale[4];
GLfloat TextureColorTableBias[4];
}; };
@@ -2893,6 +2923,7 @@ struct __GLcontextRec
/** \name Other assorted state (not pushed/popped on attribute stack) */ /** \name Other assorted state (not pushed/popped on attribute stack) */
/*@{*/ /*@{*/
struct gl_pixelmaps PixelMaps;
struct gl_histogram_attrib Histogram; struct gl_histogram_attrib Histogram;
struct gl_minmax_attrib MinMax; struct gl_minmax_attrib MinMax;
struct gl_convolution_attrib Convolution1D; struct gl_convolution_attrib Convolution1D;

View File

@@ -262,71 +262,71 @@ pixelmap(GLcontext *ctx, GLenum map, GLsizei mapsize, const GLfloat *values)
GLint i; GLint i;
switch (map) { switch (map) {
case GL_PIXEL_MAP_S_TO_S: case GL_PIXEL_MAP_S_TO_S:
ctx->Pixel.MapStoSsize = mapsize; ctx->PixelMaps.StoS.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapStoS[i] = IROUND(values[i]); ctx->PixelMaps.StoS.Map[i] = IROUND(values[i]);
} }
break; break;
case GL_PIXEL_MAP_I_TO_I: case GL_PIXEL_MAP_I_TO_I:
ctx->Pixel.MapItoIsize = mapsize; ctx->PixelMaps.ItoI.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapItoI[i] = values[i]; ctx->PixelMaps.ItoI.Map[i] = values[i];
} }
break; break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_R:
ctx->Pixel.MapItoRsize = mapsize; ctx->PixelMaps.ItoR.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
GLfloat val = CLAMP( values[i], 0.0F, 1.0F ); GLfloat val = CLAMP( values[i], 0.0F, 1.0F );
ctx->Pixel.MapItoR[i] = val; ctx->PixelMaps.ItoR.Map[i] = val;
ctx->Pixel.MapItoR8[i] = (GLint) (val * 255.0F); ctx->PixelMaps.ItoR.Map8[i] = (GLint) (val * 255.0F);
} }
break; break;
case GL_PIXEL_MAP_I_TO_G: case GL_PIXEL_MAP_I_TO_G:
ctx->Pixel.MapItoGsize = mapsize; ctx->PixelMaps.ItoG.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
GLfloat val = CLAMP( values[i], 0.0F, 1.0F ); GLfloat val = CLAMP( values[i], 0.0F, 1.0F );
ctx->Pixel.MapItoG[i] = val; ctx->PixelMaps.ItoG.Map[i] = val;
ctx->Pixel.MapItoG8[i] = (GLint) (val * 255.0F); ctx->PixelMaps.ItoG.Map8[i] = (GLint) (val * 255.0F);
} }
break; break;
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_B:
ctx->Pixel.MapItoBsize = mapsize; ctx->PixelMaps.ItoB.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
GLfloat val = CLAMP( values[i], 0.0F, 1.0F ); GLfloat val = CLAMP( values[i], 0.0F, 1.0F );
ctx->Pixel.MapItoB[i] = val; ctx->PixelMaps.ItoB.Map[i] = val;
ctx->Pixel.MapItoB8[i] = (GLint) (val * 255.0F); ctx->PixelMaps.ItoB.Map8[i] = (GLint) (val * 255.0F);
} }
break; break;
case GL_PIXEL_MAP_I_TO_A: case GL_PIXEL_MAP_I_TO_A:
ctx->Pixel.MapItoAsize = mapsize; ctx->PixelMaps.ItoA.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
GLfloat val = CLAMP( values[i], 0.0F, 1.0F ); GLfloat val = CLAMP( values[i], 0.0F, 1.0F );
ctx->Pixel.MapItoA[i] = val; ctx->PixelMaps.ItoA.Map[i] = val;
ctx->Pixel.MapItoA8[i] = (GLint) (val * 255.0F); ctx->PixelMaps.ItoA.Map8[i] = (GLint) (val * 255.0F);
} }
break; break;
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_R_TO_R:
ctx->Pixel.MapRtoRsize = mapsize; ctx->PixelMaps.RtoR.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapRtoR[i] = CLAMP( values[i], 0.0F, 1.0F ); ctx->PixelMaps.RtoR.Map[i] = CLAMP( values[i], 0.0F, 1.0F );
} }
break; break;
case GL_PIXEL_MAP_G_TO_G: case GL_PIXEL_MAP_G_TO_G:
ctx->Pixel.MapGtoGsize = mapsize; ctx->PixelMaps.GtoG.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapGtoG[i] = CLAMP( values[i], 0.0F, 1.0F ); ctx->PixelMaps.GtoG.Map[i] = CLAMP( values[i], 0.0F, 1.0F );
} }
break; break;
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_B_TO_B:
ctx->Pixel.MapBtoBsize = mapsize; ctx->PixelMaps.BtoB.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapBtoB[i] = CLAMP( values[i], 0.0F, 1.0F ); ctx->PixelMaps.BtoB.Map[i] = CLAMP( values[i], 0.0F, 1.0F );
} }
break; break;
case GL_PIXEL_MAP_A_TO_A: case GL_PIXEL_MAP_A_TO_A:
ctx->Pixel.MapAtoAsize = mapsize; ctx->PixelMaps.AtoA.Size = mapsize;
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
ctx->Pixel.MapAtoA[i] = CLAMP( values[i], 0.0F, 1.0F ); ctx->PixelMaps.AtoA.Map[i] = CLAMP( values[i], 0.0F, 1.0F );
} }
break; break;
default: default:
@@ -551,25 +551,25 @@ get_map_size(GLcontext *ctx, GLenum map)
{ {
switch (map) { switch (map) {
case GL_PIXEL_MAP_I_TO_I: case GL_PIXEL_MAP_I_TO_I:
return ctx->Pixel.MapItoIsize; return ctx->PixelMaps.ItoI.Size;
case GL_PIXEL_MAP_S_TO_S: case GL_PIXEL_MAP_S_TO_S:
return ctx->Pixel.MapStoSsize; return ctx->PixelMaps.StoS.Size;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_R:
return ctx->Pixel.MapItoRsize; return ctx->PixelMaps.ItoR.Size;
case GL_PIXEL_MAP_I_TO_G: case GL_PIXEL_MAP_I_TO_G:
return ctx->Pixel.MapItoGsize; return ctx->PixelMaps.ItoG.Size;
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_B:
return ctx->Pixel.MapItoBsize; return ctx->PixelMaps.ItoB.Size;
case GL_PIXEL_MAP_I_TO_A: case GL_PIXEL_MAP_I_TO_A:
return ctx->Pixel.MapItoAsize; return ctx->PixelMaps.ItoA.Size;
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_R_TO_R:
return ctx->Pixel.MapRtoRsize; return ctx->PixelMaps.RtoR.Size;
case GL_PIXEL_MAP_G_TO_G: case GL_PIXEL_MAP_G_TO_G:
return ctx->Pixel.MapGtoGsize; return ctx->PixelMaps.GtoG.Size;
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_B_TO_B:
return ctx->Pixel.MapBtoBsize; return ctx->PixelMaps.BtoB.Size;
case GL_PIXEL_MAP_A_TO_A: case GL_PIXEL_MAP_A_TO_A:
return ctx->Pixel.MapAtoAsize; return ctx->PixelMaps.AtoA.Size;
default: default:
return 0; return 0;
} }
@@ -615,36 +615,36 @@ _mesa_GetPixelMapfv( GLenum map, GLfloat *values )
switch (map) { switch (map) {
case GL_PIXEL_MAP_I_TO_I: case GL_PIXEL_MAP_I_TO_I:
MEMCPY(values, ctx->Pixel.MapItoI, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.ItoI.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_S_TO_S: case GL_PIXEL_MAP_S_TO_S:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = (GLfloat) ctx->Pixel.MapStoS[i]; values[i] = (GLfloat) ctx->PixelMaps.StoS.Map[i];
} }
break; break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_R:
MEMCPY(values, ctx->Pixel.MapItoR, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.ItoR.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_I_TO_G: case GL_PIXEL_MAP_I_TO_G:
MEMCPY(values, ctx->Pixel.MapItoG, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.ItoG.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_B:
MEMCPY(values, ctx->Pixel.MapItoB, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.ItoB.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_I_TO_A: case GL_PIXEL_MAP_I_TO_A:
MEMCPY(values, ctx->Pixel.MapItoA, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.ItoA.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_R_TO_R:
MEMCPY(values, ctx->Pixel.MapRtoR, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.RtoR.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_G_TO_G: case GL_PIXEL_MAP_G_TO_G:
MEMCPY(values, ctx->Pixel.MapGtoG, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.GtoG.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_B_TO_B:
MEMCPY(values, ctx->Pixel.MapBtoB, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.BtoB.Map, mapsize * sizeof(GLfloat));
break; break;
case GL_PIXEL_MAP_A_TO_A: case GL_PIXEL_MAP_A_TO_A:
MEMCPY(values, ctx->Pixel.MapAtoA, mapsize * sizeof(GLfloat)); MEMCPY(values, ctx->PixelMaps.AtoA.Map, mapsize * sizeof(GLfloat));
break; break;
default: default:
_mesa_error( ctx, GL_INVALID_ENUM, "glGetPixelMapfv" ); _mesa_error( ctx, GL_INVALID_ENUM, "glGetPixelMapfv" );
@@ -697,50 +697,50 @@ _mesa_GetPixelMapuiv( GLenum map, GLuint *values )
switch (map) { switch (map) {
case GL_PIXEL_MAP_I_TO_I: case GL_PIXEL_MAP_I_TO_I:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapItoI[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.ItoI.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_S_TO_S: case GL_PIXEL_MAP_S_TO_S:
MEMCPY(values, ctx->Pixel.MapStoS, mapsize * sizeof(GLint)); MEMCPY(values, ctx->PixelMaps.StoS.Map, mapsize * sizeof(GLint));
break; break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_R:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapItoR[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.ItoR.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_G: case GL_PIXEL_MAP_I_TO_G:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapItoG[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.ItoG.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_B:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapItoB[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.ItoB.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_A: case GL_PIXEL_MAP_I_TO_A:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapItoA[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.ItoA.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_R_TO_R:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapRtoR[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.RtoR.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_G_TO_G: case GL_PIXEL_MAP_G_TO_G:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapGtoG[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.GtoG.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_B_TO_B:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapBtoB[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.BtoB.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_A_TO_A: case GL_PIXEL_MAP_A_TO_A:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = FLOAT_TO_UINT( ctx->Pixel.MapAtoA[i] ); values[i] = FLOAT_TO_UINT( ctx->PixelMaps.AtoA.Map[i] );
} }
break; break;
default: default:
@@ -795,52 +795,52 @@ _mesa_GetPixelMapusv( GLenum map, GLushort *values )
switch (map) { switch (map) {
case GL_PIXEL_MAP_I_TO_I: case GL_PIXEL_MAP_I_TO_I:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = (GLushort) CLAMP(ctx->Pixel.MapItoI[i], 0.0, 65535.0); values[i] = (GLushort) CLAMP(ctx->PixelMaps.ItoI.Map[i], 0.0, 65535.0);
} }
break; break;
case GL_PIXEL_MAP_S_TO_S: case GL_PIXEL_MAP_S_TO_S:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
values[i] = (GLushort) CLAMP(ctx->Pixel.MapStoS[i], 0.0, 65535.0); values[i] = (GLushort) CLAMP(ctx->PixelMaps.StoS.Map[i], 0.0, 65535.0);
} }
break; break;
case GL_PIXEL_MAP_I_TO_R: case GL_PIXEL_MAP_I_TO_R:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapItoR[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.ItoR.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_G: case GL_PIXEL_MAP_I_TO_G:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapItoG[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.ItoG.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_B: case GL_PIXEL_MAP_I_TO_B:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapItoB[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.ItoB.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_I_TO_A: case GL_PIXEL_MAP_I_TO_A:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapItoA[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.ItoA.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_R_TO_R: case GL_PIXEL_MAP_R_TO_R:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapRtoR[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.RtoR.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_G_TO_G: case GL_PIXEL_MAP_G_TO_G:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapGtoG[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.GtoG.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_B_TO_B: case GL_PIXEL_MAP_B_TO_B:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapBtoB[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.BtoB.Map[i] );
} }
break; break;
case GL_PIXEL_MAP_A_TO_A: case GL_PIXEL_MAP_A_TO_A:
for (i = 0; i < mapsize; i++) { for (i = 0; i < mapsize; i++) {
CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->Pixel.MapAtoA[i] ); CLAMPED_FLOAT_TO_USHORT(values[i] , ctx->PixelMaps.AtoA.Map[i] );
} }
break; break;
default: default:
@@ -1113,14 +1113,14 @@ _mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4],
void void
_mesa_map_rgba( const GLcontext *ctx, GLuint n, GLfloat rgba[][4] ) _mesa_map_rgba( const GLcontext *ctx, GLuint n, GLfloat rgba[][4] )
{ {
const GLfloat rscale = (GLfloat) (ctx->Pixel.MapRtoRsize - 1); const GLfloat rscale = (GLfloat) (ctx->PixelMaps.RtoR.Size - 1);
const GLfloat gscale = (GLfloat) (ctx->Pixel.MapGtoGsize - 1); const GLfloat gscale = (GLfloat) (ctx->PixelMaps.GtoG.Size - 1);
const GLfloat bscale = (GLfloat) (ctx->Pixel.MapBtoBsize - 1); const GLfloat bscale = (GLfloat) (ctx->PixelMaps.BtoB.Size - 1);
const GLfloat ascale = (GLfloat) (ctx->Pixel.MapAtoAsize - 1); const GLfloat ascale = (GLfloat) (ctx->PixelMaps.AtoA.Size - 1);
const GLfloat *rMap = ctx->Pixel.MapRtoR; const GLfloat *rMap = ctx->PixelMaps.RtoR.Map;
const GLfloat *gMap = ctx->Pixel.MapGtoG; const GLfloat *gMap = ctx->PixelMaps.GtoG.Map;
const GLfloat *bMap = ctx->Pixel.MapBtoB; const GLfloat *bMap = ctx->PixelMaps.BtoB.Map;
const GLfloat *aMap = ctx->Pixel.MapAtoA; const GLfloat *aMap = ctx->PixelMaps.AtoA.Map;
GLuint i; GLuint i;
for (i=0;i<n;i++) { for (i=0;i<n;i++) {
GLfloat r = CLAMP(rgba[i][RCOMP], 0.0F, 1.0F); GLfloat r = CLAMP(rgba[i][RCOMP], 0.0F, 1.0F);
@@ -1413,14 +1413,14 @@ void
_mesa_map_ci_to_rgba( const GLcontext *ctx, GLuint n, _mesa_map_ci_to_rgba( const GLcontext *ctx, GLuint n,
const GLuint index[], GLfloat rgba[][4] ) const GLuint index[], GLfloat rgba[][4] )
{ {
GLuint rmask = ctx->Pixel.MapItoRsize - 1; GLuint rmask = ctx->PixelMaps.ItoR.Size - 1;
GLuint gmask = ctx->Pixel.MapItoGsize - 1; GLuint gmask = ctx->PixelMaps.ItoG.Size - 1;
GLuint bmask = ctx->Pixel.MapItoBsize - 1; GLuint bmask = ctx->PixelMaps.ItoB.Size - 1;
GLuint amask = ctx->Pixel.MapItoAsize - 1; GLuint amask = ctx->PixelMaps.ItoA.Size - 1;
const GLfloat *rMap = ctx->Pixel.MapItoR; const GLfloat *rMap = ctx->PixelMaps.ItoR.Map;
const GLfloat *gMap = ctx->Pixel.MapItoG; const GLfloat *gMap = ctx->PixelMaps.ItoG.Map;
const GLfloat *bMap = ctx->Pixel.MapItoB; const GLfloat *bMap = ctx->PixelMaps.ItoB.Map;
const GLfloat *aMap = ctx->Pixel.MapItoA; const GLfloat *aMap = ctx->PixelMaps.ItoA.Map;
GLuint i; GLuint i;
for (i=0;i<n;i++) { for (i=0;i<n;i++) {
rgba[i][RCOMP] = rMap[index[i] & rmask]; rgba[i][RCOMP] = rMap[index[i] & rmask];
@@ -1438,14 +1438,14 @@ void
_mesa_map_ci8_to_rgba8(const GLcontext *ctx, GLuint n, const GLubyte index[], _mesa_map_ci8_to_rgba8(const GLcontext *ctx, GLuint n, const GLubyte index[],
GLubyte rgba[][4]) GLubyte rgba[][4])
{ {
GLuint rmask = ctx->Pixel.MapItoRsize - 1; GLuint rmask = ctx->PixelMaps.ItoR.Size - 1;
GLuint gmask = ctx->Pixel.MapItoGsize - 1; GLuint gmask = ctx->PixelMaps.ItoG.Size - 1;
GLuint bmask = ctx->Pixel.MapItoBsize - 1; GLuint bmask = ctx->PixelMaps.ItoB.Size - 1;
GLuint amask = ctx->Pixel.MapItoAsize - 1; GLuint amask = ctx->PixelMaps.ItoA.Size - 1;
const GLubyte *rMap = ctx->Pixel.MapItoR8; const GLubyte *rMap = ctx->PixelMaps.ItoR.Map8;
const GLubyte *gMap = ctx->Pixel.MapItoG8; const GLubyte *gMap = ctx->PixelMaps.ItoG.Map8;
const GLubyte *bMap = ctx->Pixel.MapItoB8; const GLubyte *bMap = ctx->PixelMaps.ItoB.Map8;
const GLubyte *aMap = ctx->Pixel.MapItoA8; const GLubyte *aMap = ctx->PixelMaps.ItoA.Map8;
GLuint i; GLuint i;
for (i=0;i<n;i++) { for (i=0;i<n;i++) {
rgba[i][RCOMP] = rMap[index[i] & rmask]; rgba[i][RCOMP] = rMap[index[i] & rmask];
@@ -1558,6 +1558,14 @@ void _mesa_update_pixel( GLcontext *ctx, GLuint new_state )
/***** Initialization *****/ /***** Initialization *****/
/**********************************************************************/ /**********************************************************************/
static void
init_pixelmap(struct gl_pixelmap *map)
{
map->Size = 1;
map->Map[0] = 0.0;
map->Map8[0] = 0;
}
/** /**
* Initialize the context's PIXEL attribute group. * Initialize the context's PIXEL attribute group.
@@ -1584,30 +1592,16 @@ _mesa_init_pixel( GLcontext *ctx )
ctx->Pixel.ZoomY = 1.0; ctx->Pixel.ZoomY = 1.0;
ctx->Pixel.MapColorFlag = GL_FALSE; ctx->Pixel.MapColorFlag = GL_FALSE;
ctx->Pixel.MapStencilFlag = GL_FALSE; ctx->Pixel.MapStencilFlag = GL_FALSE;
ctx->Pixel.MapStoSsize = 1; init_pixelmap(&ctx->PixelMaps.StoS);
ctx->Pixel.MapItoIsize = 1; init_pixelmap(&ctx->PixelMaps.ItoI);
ctx->Pixel.MapItoRsize = 1; init_pixelmap(&ctx->PixelMaps.ItoR);
ctx->Pixel.MapItoGsize = 1; init_pixelmap(&ctx->PixelMaps.ItoG);
ctx->Pixel.MapItoBsize = 1; init_pixelmap(&ctx->PixelMaps.ItoB);
ctx->Pixel.MapItoAsize = 1; init_pixelmap(&ctx->PixelMaps.ItoA);
ctx->Pixel.MapRtoRsize = 1; init_pixelmap(&ctx->PixelMaps.RtoR);
ctx->Pixel.MapGtoGsize = 1; init_pixelmap(&ctx->PixelMaps.GtoG);
ctx->Pixel.MapBtoBsize = 1; init_pixelmap(&ctx->PixelMaps.BtoB);
ctx->Pixel.MapAtoAsize = 1; init_pixelmap(&ctx->PixelMaps.AtoA);
ctx->Pixel.MapStoS[0] = 0;
ctx->Pixel.MapItoI[0] = 0.0;
ctx->Pixel.MapItoR[0] = 0.0;
ctx->Pixel.MapItoG[0] = 0.0;
ctx->Pixel.MapItoB[0] = 0.0;
ctx->Pixel.MapItoA[0] = 0.0;
ctx->Pixel.MapItoR8[0] = 0;
ctx->Pixel.MapItoG8[0] = 0;
ctx->Pixel.MapItoB8[0] = 0;
ctx->Pixel.MapItoA8[0] = 0;
ctx->Pixel.MapRtoR[0] = 0.0;
ctx->Pixel.MapGtoG[0] = 0.0;
ctx->Pixel.MapBtoB[0] = 0.0;
ctx->Pixel.MapAtoA[0] = 0.0;
ctx->Pixel.HistogramEnabled = GL_FALSE; ctx->Pixel.HistogramEnabled = GL_FALSE;
ctx->Pixel.MinMaxEnabled = GL_FALSE; ctx->Pixel.MinMaxEnabled = GL_FALSE;
ASSIGN_4V(ctx->Pixel.PostColorMatrixScale, 1.0, 1.0, 1.0, 1.0); ASSIGN_4V(ctx->Pixel.PostColorMatrixScale, 1.0, 1.0, 1.0, 1.0);