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authorBrian Paul <brian.paul@tungstengraphics.com>2000-04-12 00:27:37 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2000-04-12 00:27:37 +0000
commit13811376c99addb0616c9397cc7d5715befcd8d4 (patch)
tree7ec9a57f7f8b846a23783bc54ea6a35cddde3240 /src/mesa
parent5223c4d33f6f1f66a30c482cd515558f0591c24a (diff)
more GL_SGI_color_table extension work
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/colortab.c701
-rw-r--r--src/mesa/main/colortab.h26
-rw-r--r--src/mesa/main/config.h6
-rw-r--r--src/mesa/main/context.c34
-rw-r--r--src/mesa/main/enable.c23
-rw-r--r--src/mesa/main/get.c46
6 files changed, 653 insertions, 183 deletions
diff --git a/src/mesa/main/colortab.c b/src/mesa/main/colortab.c
index 67456f5d10..72a9cfc877 100644
--- a/src/mesa/main/colortab.c
+++ b/src/mesa/main/colortab.c
@@ -1,4 +1,4 @@
-/* $Id: colortab.c,v 1.12 2000/04/11 20:54:49 brianp Exp $ */
+/* $Id: colortab.c,v 1.13 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -33,84 +33,75 @@
#include "context.h"
#include "image.h"
#include "macros.h"
+#include "mmath.h"
+#include "span.h"
+#include "teximage.h"
#endif
/*
- * Return GL_TRUE if k is a power of two, else return GL_FALSE.
+ * Examine table's format and set the component sizes accordingly.
*/
-static GLboolean
-power_of_two( GLint k )
+static void
+set_component_sizes( struct gl_color_table *table )
{
- GLint i, m = 1;
- for (i=0; i<32; i++) {
- if (k == m)
- return GL_TRUE;
- m = m << 1;
- }
- return GL_FALSE;
-}
-
-
-static GLint
-decode_internal_format( GLint format )
-{
- switch (format) {
+ switch (table->Format) {
case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- return GL_ALPHA;
- case 1:
+ table->RedSize = 0;
+ table->GreenSize = 0;
+ table->BlueSize = 0;
+ table->AlphaSize = 8;
+ table->IntensitySize = 0;
+ table->LuminanceSize = 0;
+ break;
case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- return GL_LUMINANCE;
- case 2:
+ table->RedSize = 0;
+ table->GreenSize = 0;
+ table->BlueSize = 0;
+ table->AlphaSize = 0;
+ table->IntensitySize = 0;
+ table->LuminanceSize = 8;
+ break;
case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- return GL_LUMINANCE_ALPHA;
+ table->RedSize = 0;
+ table->GreenSize = 0;
+ table->BlueSize = 0;
+ table->AlphaSize = 8;
+ table->IntensitySize = 0;
+ table->LuminanceSize = 8;
+ break;
case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- return GL_INTENSITY;
- case 3:
+ table->RedSize = 0;
+ table->GreenSize = 0;
+ table->BlueSize = 0;
+ table->AlphaSize = 0;
+ table->IntensitySize = 8;
+ table->LuminanceSize = 0;
+ break;
case GL_RGB:
- case GL_R3_G3_B2:
- case GL_RGB4:
- case GL_RGB5:
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- return GL_RGB;
- case 4:
+ table->RedSize = 8;
+ table->GreenSize = 8;
+ table->BlueSize = 8;
+ table->AlphaSize = 0;
+ table->IntensitySize = 0;
+ table->LuminanceSize = 0;
+ break;
case GL_RGBA:
- case GL_RGBA2:
- case GL_RGBA4:
- case GL_RGB5_A1:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- return GL_RGBA;
+ table->RedSize = 8;
+ table->GreenSize = 8;
+ table->BlueSize = 8;
+ table->AlphaSize = 8;
+ table->IntensitySize = 0;
+ table->LuminanceSize = 0;
+ break;
default:
- return -1; /* error */
+ gl_problem(NULL, "unexpected format in set_component_sizes");
}
}
+
void
_mesa_ColorTable( GLenum target, GLenum internalFormat,
GLsizei width, GLenum format, GLenum type,
@@ -118,9 +109,12 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat,
{
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj;
- struct gl_color_table *table;
+ struct gl_texture_object *texObj = NULL;
+ struct gl_color_table *table = NULL;
GLboolean proxy = GL_FALSE;
+ GLint baseFormat;
+ GLfloat rScale = 1.0, gScale = 1.0, bScale = 1.0, aScale = 1.0;
+ GLfloat rBias = 0.0, gBias = 0.0, bBias = 0.0, aBias = 0.0;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glColorTable");
@@ -153,15 +147,50 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat,
proxy = GL_TRUE;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
- texObj = NULL;
table = &ctx->Texture.Palette;
break;
+ case GL_COLOR_TABLE:
+ table = &ctx->ColorTable;
+ rScale = ctx->Pixel.ColorTableScale[0];
+ gScale = ctx->Pixel.ColorTableScale[1];
+ bScale = ctx->Pixel.ColorTableScale[2];
+ aScale = ctx->Pixel.ColorTableScale[3];
+ rBias = ctx->Pixel.ColorTableBias[0];
+ gBias = ctx->Pixel.ColorTableBias[1];
+ bBias = ctx->Pixel.ColorTableBias[2];
+ aBias = ctx->Pixel.ColorTableBias[3];
+ break;
+ case GL_PROXY_COLOR_TABLE:
+ table = &ctx->ProxyColorTable;
+ proxy = GL_TRUE;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->PostConvolutionColorTable;
+ rScale = ctx->Pixel.PCCTscale[0];
+ gScale = ctx->Pixel.PCCTscale[1];
+ bScale = ctx->Pixel.PCCTscale[2];
+ aScale = ctx->Pixel.PCCTscale[3];
+ rBias = ctx->Pixel.PCCTbias[0];
+ gBias = ctx->Pixel.PCCTbias[1];
+ bBias = ctx->Pixel.PCCTbias[2];
+ aBias = ctx->Pixel.PCCTbias[3];
+ break;
+ case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->ProxyPostConvolutionColorTable;
+ proxy = GL_TRUE;
+ break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
- texObj = NULL;
table = &ctx->PostColorMatrixColorTable;
+ rScale = ctx->Pixel.PCMCTscale[0];
+ gScale = ctx->Pixel.PCMCTscale[1];
+ bScale = ctx->Pixel.PCMCTscale[2];
+ aScale = ctx->Pixel.PCMCTscale[3];
+ rBias = ctx->Pixel.PCMCTbias[0];
+ gBias = ctx->Pixel.PCMCTbias[1];
+ bBias = ctx->Pixel.PCMCTbias[2];
+ aBias = ctx->Pixel.PCMCTbias[3];
break;
case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
- texObj = NULL;
table = &ctx->ProxyPostColorMatrixColorTable;
proxy = GL_TRUE;
break;
@@ -177,13 +206,15 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat,
return;
}
- if (decode_internal_format(internalFormat) < 0) {
+ baseFormat = _mesa_base_tex_format(internalFormat);
+ if (baseFormat < 0 || baseFormat == GL_COLOR_INDEX) {
gl_error(ctx, GL_INVALID_ENUM, "glColorTable(internalFormat)");
return;
}
- if (width < 1 || width > MAX_TEXTURE_PALETTE_SIZE || !power_of_two(width)) {
- if (width > MAX_TEXTURE_PALETTE_SIZE)
+ if (width < 1 || width > MAX_COLOR_TABLE_SIZE
+ || _mesa_bitcount(width) != 1) {
+ if (width > MAX_COLOR_TABLE_SIZE)
gl_error(ctx, GL_TABLE_TOO_LARGE, "glColorTable(width)");
else
gl_error(ctx, GL_INVALID_VALUE, "glColorTable(width)");
@@ -198,25 +229,28 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat,
table->Size = width;
table->IntFormat = internalFormat;
- table->Format = (GLenum) decode_internal_format(internalFormat);
+ table->Format = (GLenum) baseFormat;
+ set_component_sizes(table);
+
if (!proxy) {
_mesa_unpack_ubyte_color_span(ctx, width, table->Format,
table->Table, /* dest */
format, type, data,
- &ctx->Unpack, GL_FALSE);
- }
- if (texObj) {
- /* per-texture object palette */
- if (ctx->Driver.UpdateTexturePalette) {
- (*ctx->Driver.UpdateTexturePalette)( ctx, texObj );
+ &ctx->Unpack, GL_TRUE);
+ if (rScale != 1.0 || gScale != 1.0 || bScale != 1.0 || aScale != 1.0 ||
+ rBias != 0.0 || gBias != 0.0 || bBias != 0.0 || aBias != 0.0) {
+ /* XXX apply scale and bias */
+
}
}
- else {
- /* shared texture palette */
+
+ if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) {
+ /* texture object palette, texObj==NULL means the shared palette */
if (ctx->Driver.UpdateTexturePalette) {
- (*ctx->Driver.UpdateTexturePalette)( ctx, NULL );
+ (*ctx->Driver.UpdateTexturePalette)( ctx, texObj );
}
}
+
}
@@ -224,12 +258,12 @@ _mesa_ColorTable( GLenum target, GLenum internalFormat,
void
_mesa_ColorSubTable( GLenum target, GLsizei start,
GLsizei count, GLenum format, GLenum type,
- const GLvoid *table )
+ const GLvoid *data )
{
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_texture_object *texObj;
- struct gl_color_table *palette;
+ struct gl_texture_object *texObj = NULL;
+ struct gl_color_table *table = NULL;
GLint comps;
GLubyte *dest;
@@ -238,26 +272,34 @@ _mesa_ColorSubTable( GLenum target, GLsizei start,
switch (target) {
case GL_TEXTURE_1D:
texObj = texUnit->CurrentD[1];
- palette = &texObj->Palette;
+ table = &texObj->Palette;
break;
case GL_TEXTURE_2D:
texObj = texUnit->CurrentD[2];
- palette = &texObj->Palette;
+ table = &texObj->Palette;
break;
case GL_TEXTURE_3D:
texObj = texUnit->CurrentD[3];
- palette = &texObj->Palette;
+ table = &texObj->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
- texObj = NULL;
- palette = &ctx->Texture.Palette;
+ table = &ctx->Texture.Palette;
+ break;
+ case GL_COLOR_TABLE:
+ table = &ctx->ColorTable;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->PostConvolutionColorTable;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->PostColorMatrixColorTable;
break;
default:
gl_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)");
return;
}
- assert(palette);
+ assert(table);
if (!_mesa_is_legal_format_and_type(format, type)) {
gl_error(ctx, GL_INVALID_ENUM, "glColorSubTable(format or type)");
@@ -269,205 +311,534 @@ _mesa_ColorSubTable( GLenum target, GLsizei start,
return;
}
- comps = _mesa_components_in_format(format);
- assert(comps > 0); /* error should be caught sooner */
+ comps = _mesa_components_in_format(table->Format);
+ assert(comps > 0); /* error should have been caught sooner */
- if (start + count > palette->Size) {
+ if (start + count > table->Size) {
gl_error(ctx, GL_INVALID_VALUE, "glColorSubTable(count)");
return;
}
- dest = palette->Table + start * comps * sizeof(GLubyte);
- _mesa_unpack_ubyte_color_span(ctx, count, palette->Format, dest,
- format, type, table,
- &ctx->Unpack, GL_FALSE);
- if (texObj) {
+ dest = table->Table + start * comps * sizeof(GLubyte);
+ _mesa_unpack_ubyte_color_span(ctx, count, table->Format, dest,
+ format, type, data,
+ &ctx->Unpack, GL_TRUE);
+
+ if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) {
/* per-texture object palette */
if (ctx->Driver.UpdateTexturePalette) {
(*ctx->Driver.UpdateTexturePalette)( ctx, texObj );
}
}
- else {
- /* shared texture palette */
- if (ctx->Driver.UpdateTexturePalette) {
- (*ctx->Driver.UpdateTexturePalette)( ctx, NULL );
- }
- }
+}
+
+
+
+/* XXX not tested */
+void
+_mesa_CopyColorTable(GLenum target, GLenum internalformat,
+ GLint x, GLint y, GLsizei width)
+{
+ GLubyte data[MAX_WIDTH][4];
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyColorTable");
+
+ /* Select buffer to read from */
+ (*ctx->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer,
+ ctx->Pixel.DriverReadBuffer );
+
+ if (width > MAX_WIDTH)
+ width = MAX_WIDTH;
+
+ /* read the data from framebuffer */
+ gl_read_rgba_span( ctx, ctx->ReadBuffer, width, x, y, data );
+
+ /* Restore reading from draw buffer (the default) */
+ (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer,
+ ctx->Color.DriverDrawBuffer );
+
+ _mesa_ColorTable(target, internalformat, width,
+ GL_RGBA, GL_UNSIGNED_BYTE, data);
+}
+
+
+
+/* XXX not tested */
+void
+_mesa_CopyColorSubTable(GLenum target, GLsizei start,
+ GLint x, GLint y, GLsizei width)
+{
+ GLubyte data[MAX_WIDTH][4];
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glCopyColorSubTable");
+
+ /* Select buffer to read from */
+ (*ctx->Driver.SetReadBuffer)( ctx, ctx->ReadBuffer,
+ ctx->Pixel.DriverReadBuffer );
+
+ if (width > MAX_WIDTH)
+ width = MAX_WIDTH;
+
+ /* read the data from framebuffer */
+ gl_read_rgba_span( ctx, ctx->ReadBuffer, width, x, y, data );
+
+ /* Restore reading from draw buffer (the default) */
+ (*ctx->Driver.SetReadBuffer)( ctx, ctx->DrawBuffer,
+ ctx->Color.DriverDrawBuffer );
+
+ _mesa_ColorSubTable(target, start, width, GL_RGBA, GL_UNSIGNED_BYTE, data);
}
void
_mesa_GetColorTable( GLenum target, GLenum format,
- GLenum type, GLvoid *table )
+ GLenum type, GLvoid *data )
{
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_color_table *palette;
- GLubyte rgba[MAX_TEXTURE_PALETTE_SIZE][4];
+ struct gl_color_table *table = NULL;
+ GLubyte rgba[MAX_COLOR_TABLE_SIZE][4];
GLint i;
ASSERT_OUTSIDE_BEGIN_END(ctx, "glGetColorTable");
switch (target) {
case GL_TEXTURE_1D:
- palette = &texUnit->CurrentD[1]->Palette;
+ table = &texUnit->CurrentD[1]->Palette;
break;
case GL_TEXTURE_2D:
- palette = &texUnit->CurrentD[2]->Palette;
+ table = &texUnit->CurrentD[2]->Palette;
break;
case GL_TEXTURE_3D:
- palette = &texUnit->CurrentD[3]->Palette;
+ table = &texUnit->CurrentD[3]->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
- palette = &ctx->Texture.Palette;
+ table = &ctx->Texture.Palette;
+ break;
+ case GL_COLOR_TABLE:
+ table = &ctx->ColorTable;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->PostConvolutionColorTable;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->PostColorMatrixColorTable;
break;
default:
gl_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)");
return;
}
- assert(palette);
+ assert(table);
- switch (palette->Format) {
+ switch (table->Format) {
case GL_ALPHA:
- for (i = 0; i < palette->Size; i++) {
+ for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] = 0;
rgba[i][GCOMP] = 0;
rgba[i][BCOMP] = 0;
- rgba[i][ACOMP] = palette->Table[i];
+ rgba[i][ACOMP] = table->Table[i];
}
break;
case GL_LUMINANCE:
- for (i = 0; i < palette->Size; i++) {
- rgba[i][RCOMP] = palette->Table[i];
- rgba[i][GCOMP] = palette->Table[i];
- rgba[i][BCOMP] = palette->Table[i];
+ for (i = 0; i < table->Size; i++) {
+ rgba[i][RCOMP] = table->Table[i];
+ rgba[i][GCOMP] = table->Table[i];
+ rgba[i][BCOMP] = table->Table[i];
rgba[i][ACOMP] = 255;
}
break;
case GL_LUMINANCE_ALPHA:
- for (i = 0; i < palette->Size; i++) {
- rgba[i][RCOMP] = palette->Table[i*2+0];
- rgba[i][GCOMP] = palette->Table[i*2+0];
- rgba[i][BCOMP] = palette->Table[i*2+0];
- rgba[i][ACOMP] = palette->Table[i*2+1];
+ for (i = 0; i < table->Size; i++) {
+ rgba[i][RCOMP] = table->Table[i*2+0];
+ rgba[i][GCOMP] = table->Table[i*2+0];
+ rgba[i][BCOMP] = table->Table[i*2+0];
+ rgba[i][ACOMP] = table->Table[i*2+1];
}
break;
case GL_INTENSITY:
- for (i = 0; i < palette->Size; i++) {
- rgba[i][RCOMP] = palette->Table[i];
- rgba[i][GCOMP] = palette->Table[i];
- rgba[i][BCOMP] = palette->Table[i];
+ for (i = 0; i < table->Size; i++) {
+ rgba[i][RCOMP] = table->Table[i];
+ rgba[i][GCOMP] = table->Table[i];
+ rgba[i][BCOMP] = table->Table[i];
rgba[i][ACOMP] = 255;
}
break;
case GL_RGB:
- for (i = 0; i < palette->Size; i++) {
- rgba[i][RCOMP] = palette->Table[i*3+0];
- rgba[i][GCOMP] = palette->Table[i*3+1];
- rgba[i][BCOMP] = palette->Table[i*3+2];
+ for (i = 0; i < table->Size; i++) {
+ rgba[i][RCOMP] = table->Table[i*3+0];
+ rgba[i][GCOMP] = table->Table[i*3+1];
+ rgba[i][BCOMP] = table->Table[i*3+2];
rgba[i][ACOMP] = 255;
}
break;
case GL_RGBA:
- for (i = 0; i < palette->Size; i++) {
- rgba[i][RCOMP] = palette->Table[i*4+0];
- rgba[i][GCOMP] = palette->Table[i*4+1];
- rgba[i][BCOMP] = palette->Table[i*4+2];
- rgba[i][ACOMP] = palette->Table[i*4+3];
+ for (i = 0; i < table->Size; i++) {
+ rgba[i][RCOMP] = table->Table[i*4+0];
+ rgba[i][GCOMP] = table->Table[i*4+1];
+ rgba[i][BCOMP] = table->Table[i*4+2];
+ rgba[i][ACOMP] = table->Table[i*4+3];
}
break;
default:
- gl_problem(ctx, "bad palette format in glGetColorTable");
+ gl_problem(ctx, "bad table format in glGetColorTable");
return;
}
- _mesa_pack_rgba_span(ctx, palette->Size, (const GLubyte (*)[]) rgba,
- format, type, table, &ctx->Pack, GL_FALSE);
+ _mesa_pack_rgba_span(ctx, table->Size, (const GLubyte (*)[]) rgba,
+ format, type, data, &ctx->Pack, GL_FALSE);
+}
+
+
+
+void
+_mesa_ColorTableParameterfv(GLenum target, GLenum pname, const GLfloat *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx, "glColorTableParameterfv");
- (void) format;
- (void) type;
- (void) table;
+ switch (target) {
+ case GL_COLOR_TABLE_SGI:
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ ctx->Pixel.ColorTableScale[0] = params[0];
+ ctx->Pixel.ColorTableScale[1] = params[1];
+ ctx->Pixel.ColorTableScale[2] = params[2];
+ ctx->Pixel.ColorTableScale[3] = params[3];
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ ctx->Pixel.ColorTableBias[0] = params[0];
+ ctx->Pixel.ColorTableBias[1] = params[1];
+ ctx->Pixel.ColorTableBias[2] = params[2];
+ ctx->Pixel.ColorTableBias[3] = params[3];
+ }
+ else {
+ gl_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
+ return;
+ }
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ ctx->Pixel.PCCTscale[0] = params[0];
+ ctx->Pixel.PCCTscale[1] = params[1];
+ ctx->Pixel.PCCTscale[2] = params[2];
+ ctx->Pixel.PCCTscale[3] = params[3];
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ ctx->Pixel.PCCTbias[0] = params[0];
+ ctx->Pixel.PCCTbias[1] = params[1];
+ ctx->Pixel.PCCTbias[2] = params[2];
+ ctx->Pixel.PCCTbias[3] = params[3];
+ }
+ else {
+ gl_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
+ return;
+ }
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ ctx->Pixel.PCMCTscale[0] = params[0];
+ ctx->Pixel.PCMCTscale[1] = params[1];
+ ctx->Pixel.PCMCTscale[2] = params[2];
+ ctx->Pixel.PCMCTscale[3] = params[3];
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ ctx->Pixel.PCMCTbias[0] = params[0];
+ ctx->Pixel.PCMCTbias[1] = params[1];
+ ctx->Pixel.PCMCTbias[2] = params[2];
+ ctx->Pixel.PCMCTbias[3] = params[3];
+ }
+ else {
+ gl_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
+ return;
+ }
+ break;
+ default:
+ gl_error(ctx, GL_INVALID_ENUM, "glColorTableParameter(target)");
+ return;
+ }
}
void
-_mesa_GetColorTableParameterfv( GLenum target, GLenum pname, GLfloat *params )
+_mesa_ColorTableParameteriv(GLenum target, GLenum pname, const GLint *params)
{
- GLint iparams[10];
- _mesa_GetColorTableParameteriv( target, pname, iparams );
- *params = (GLfloat) iparams[0];
+ GLfloat fparams[4];
+ if (pname == GL_COLOR_TABLE_SGI ||
+ pname == GL_POST_CONVOLUTION_COLOR_TABLE_SGI ||
+ pname == GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI) {
+ /* four values */
+ fparams[0] = (GLfloat) params[0];
+ fparams[1] = (GLfloat) params[1];
+ fparams[2] = (GLfloat) params[2];
+ fparams[3] = (GLfloat) params[3];
+ }
+ else {
+ /* one values */
+ fparams[0] = (GLfloat) params[0];
+ }
+ _mesa_ColorTableParameterfv(target, pname, fparams);
}
void
-_mesa_GetColorTableParameteriv( GLenum target, GLenum pname, GLint *params )
+_mesa_GetColorTableParameterfv( GLenum target, GLenum pname, GLfloat *params )
{
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- struct gl_color_table *palette;
+ struct gl_color_table *table = NULL;
- ASSERT_OUTSIDE_BEGIN_END(ctx, "glGetColorTableParameter");
+ ASSERT_OUTSIDE_BEGIN_END(ctx, "glGetColorTableParameterfv");
switch (target) {
case GL_TEXTURE_1D:
- palette = &texUnit->CurrentD[1]->Palette;
+ table = &texUnit->CurrentD[1]->Palette;
break;
case GL_TEXTURE_2D:
- palette = &texUnit->CurrentD[2]->Palette;
+ table = &texUnit->CurrentD[2]->Palette;
break;
case GL_TEXTURE_3D:
- palette = &texUnit->CurrentD[3]->Palette;
+ table = &texUnit->CurrentD[3]->Palette;
break;
case GL_PROXY_TEXTURE_1D:
- palette = &ctx->Texture.Proxy1D->Palette;
+ table = &ctx->Texture.Proxy1D->Palette;
break;
case GL_PROXY_TEXTURE_2D:
- palette = &ctx->Texture.Proxy2D->Palette;
+ table = &ctx->Texture.Proxy2D->Palette;
break;
case GL_PROXY_TEXTURE_3D:
- palette = &ctx->Texture.Proxy3D->Palette;
+ table = &ctx->Texture.Proxy3D->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
- palette = &ctx->Texture.Palette;
+ table = &ctx->Texture.Palette;
+ break;
+ case GL_COLOR_TABLE:
+ table = &ctx->ColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = ctx->Pixel.ColorTableScale[0];
+ params[1] = ctx->Pixel.ColorTableScale[1];
+ params[2] = ctx->Pixel.ColorTableScale[2];
+ params[3] = ctx->Pixel.ColorTableScale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = ctx->Pixel.ColorTableBias[0];
+ params[1] = ctx->Pixel.ColorTableBias[1];
+ params[2] = ctx->Pixel.ColorTableBias[2];
+ params[3] = ctx->Pixel.ColorTableBias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_COLOR_TABLE:
+ table = &ctx->ProxyColorTable;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->PostConvolutionColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = ctx->Pixel.PCCTscale[0];
+ params[1] = ctx->Pixel.PCCTscale[1];
+ params[2] = ctx->Pixel.PCCTscale[2];
+ params[3] = ctx->Pixel.PCCTscale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = ctx->Pixel.PCCTbias[0];
+ params[1] = ctx->Pixel.PCCTbias[1];
+ params[2] = ctx->Pixel.PCCTbias[2];
+ params[3] = ctx->Pixel.PCCTbias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->ProxyPostConvolutionColorTable;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->PostColorMatrixColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = ctx->Pixel.PCMCTscale[0];
+ params[1] = ctx->Pixel.PCMCTscale[1];
+ params[2] = ctx->Pixel.PCMCTscale[2];
+ params[3] = ctx->Pixel.PCMCTscale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = ctx->Pixel.PCMCTbias[0];
+ params[1] = ctx->Pixel.PCMCTbias[1];
+ params[2] = ctx->Pixel.PCMCTbias[2];
+ params[3] = ctx->Pixel.PCMCTbias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->ProxyPostColorMatrixColorTable;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter(target)");
+ gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(target)");
return;
}
+ assert(table);
+
switch (pname) {
case GL_COLOR_TABLE_FORMAT:
- *params = palette->IntFormat;
+ *params = table->IntFormat;
break;
case GL_COLOR_TABLE_WIDTH:
- *params = palette->Size;
+ *params = table->Size;
break;
case GL_COLOR_TABLE_RED_SIZE:
- *params = 8;
+ *params = table->RedSize;
break;
case GL_COLOR_TABLE_GREEN_SIZE:
- *params = 8;
+ *params = table->GreenSize;
break;
case GL_COLOR_TABLE_BLUE_SIZE:
- *params = 8;
+ *params = table->BlueSize;
break;
case GL_COLOR_TABLE_ALPHA_SIZE:
- *params = 8;
+ *params = table->AlphaSize;
break;
case GL_COLOR_TABLE_LUMINANCE_SIZE:
- *params = 8;
+ *params = table->LuminanceSize;
break;
case GL_COLOR_TABLE_INTENSITY_SIZE:
- *params = 8;
+ *params = table->IntensitySize;
break;
default:
- gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter" );
+ gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(pname)" );
return;
}
}
+
+void
+_mesa_GetColorTableParameteriv( GLenum target, GLenum pname, GLint *params )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
+ struct gl_color_table *table = NULL;
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx, "glGetColorTableParameteriv");
+
+ switch (target) {
+ case GL_TEXTURE_1D:
+ table = &texUnit->CurrentD[1]->Palette;
+ break;
+ case GL_TEXTURE_2D:
+ table = &texUnit->CurrentD[2]->Palette;
+ break;
+ case GL_TEXTURE_3D:
+ table = &texUnit->CurrentD[3]->Palette;
+ break;
+ case GL_PROXY_TEXTURE_1D:
+ table = &ctx->Texture.Proxy1D->Palette;
+ break;
+ case GL_PROXY_TEXTURE_2D:
+ table = &ctx->Texture.Proxy2D->Palette;
+ break;
+ case GL_PROXY_TEXTURE_3D:
+ table = &ctx->Texture.Proxy3D->Palette;
+ break;
+ case GL_SHARED_TEXTURE_PALETTE_EXT:
+ table = &ctx->Texture.Palette;
+ break;
+ case GL_COLOR_TABLE:
+ table = &ctx->ColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = (GLint) ctx->Pixel.ColorTableScale[0];
+ params[1] = (GLint) ctx->Pixel.ColorTableScale[1];
+ params[2] = (GLint) ctx->Pixel.ColorTableScale[2];
+ params[3] = (GLint) ctx->Pixel.ColorTableScale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = (GLint) ctx->Pixel.ColorTableBias[0];
+ params[1] = (GLint) ctx->Pixel.ColorTableBias[1];
+ params[2] = (GLint) ctx->Pixel.ColorTableBias[2];
+ params[3] = (GLint) ctx->Pixel.ColorTableBias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_COLOR_TABLE:
+ table = &ctx->ProxyColorTable;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->PostConvolutionColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = (GLint) ctx->Pixel.PCCTscale[0];
+ params[1] = (GLint) ctx->Pixel.PCCTscale[1];
+ params[2] = (GLint) ctx->Pixel.PCCTscale[2];
+ params[3] = (GLint) ctx->Pixel.PCCTscale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = (GLint) ctx->Pixel.PCCTbias[0];
+ params[1] = (GLint) ctx->Pixel.PCCTbias[1];
+ params[2] = (GLint) ctx->Pixel.PCCTbias[2];
+ params[3] = (GLint) ctx->Pixel.PCCTbias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
+ table = &ctx->ProxyPostConvolutionColorTable;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->PostColorMatrixColorTable;
+ if (pname == GL_COLOR_TABLE_SCALE_SGI) {
+ params[0] = (GLint) ctx->Pixel.PCMCTscale[0];
+ params[1] = (GLint) ctx->Pixel.PCMCTscale[1];
+ params[2] = (GLint) ctx->Pixel.PCMCTscale[2];
+ params[3] = (GLint) ctx->Pixel.PCMCTscale[3];
+ return;
+ }
+ else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
+ params[0] = (GLint) ctx->Pixel.PCMCTbias[0];
+ params[1] = (GLint) ctx->Pixel.PCMCTbias[1];
+ params[2] = (GLint) ctx->Pixel.PCMCTbias[2];
+ params[3] = (GLint) ctx->Pixel.PCMCTbias[3];
+ return;
+ }
+ break;
+ case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
+ table = &ctx->ProxyPostColorMatrixColorTable;
+ break;
+ default:
+ gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(target)");
+ return;
+ }
+
+ assert(table);
+
+ switch (pname) {
+ case GL_COLOR_TABLE_FORMAT:
+ *params = table->IntFormat;
+ break;
+ case GL_COLOR_TABLE_WIDTH:
+ *params = table->Size;
+ break;
+ case GL_COLOR_TABLE_RED_SIZE:
+ *params = table->RedSize;
+ break;
+ case GL_COLOR_TABLE_GREEN_SIZE:
+ *params = table->GreenSize;
+ break;
+ case GL_COLOR_TABLE_BLUE_SIZE:
+ *params = table->BlueSize;
+ break;
+ case GL_COLOR_TABLE_ALPHA_SIZE:
+ *params = table->AlphaSize;
+ break;
+ case GL_COLOR_TABLE_LUMINANCE_SIZE:
+ *params = table->LuminanceSize;
+ break;
+ case GL_COLOR_TABLE_INTENSITY_SIZE:
+ *params = table->IntensitySize;
+ break;
+ default:
+ gl_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(pname)" );
+ return;
+ }
+}
diff --git a/src/mesa/main/colortab.h b/src/mesa/main/colortab.h
index 748e2038a6..c707b978f5 100644
--- a/src/mesa/main/colortab.h
+++ b/src/mesa/main/colortab.h
@@ -1,4 +1,4 @@
-/* $Id: colortab.h,v 1.5 2000/02/24 22:04:03 brianp Exp $ */
+/* $Id: colortab.h,v 1.6 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -37,18 +37,42 @@ _mesa_ColorTable( GLenum target, GLenum internalformat,
GLsizei width, GLenum format, GLenum type,
const GLvoid *table );
+
extern void
_mesa_ColorSubTable( GLenum target, GLsizei start,
GLsizei count, GLenum format, GLenum type,
const GLvoid *table );
+
+extern void
+_mesa_CopyColorSubTable(GLenum target, GLsizei start,
+ GLint x, GLint y, GLsizei width);
+
+
+extern void
+_mesa_CopyColorTable(GLenum target, GLenum internalformat,
+ GLint x, GLint y, GLsizei width);
+
+
extern void
_mesa_GetColorTable( GLenum target, GLenum format,
GLenum type, GLvoid *table );
+
+extern void
+_mesa_ColorTableParameterfv(GLenum target, GLenum pname,
+ const GLfloat *params);
+
+
+extern void
+_mesa_ColorTableParameteriv(GLenum target, GLenum pname,
+ const GLint *params);
+
+
extern void
_mesa_GetColorTableParameterfv( GLenum target, GLenum pname, GLfloat *params );
+
extern void
_mesa_GetColorTableParameteriv( GLenum target, GLenum pname, GLint *params );
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index a27af641a3..8c91483767 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -1,4 +1,4 @@
-/* $Id: config.h,v 1.10 2000/04/08 18:57:45 brianp Exp $ */
+/* $Id: config.h,v 1.11 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -96,8 +96,8 @@
#define MAX_LINE_WIDTH 10.0
#define LINE_WIDTH_GRANULARITY 0.1
-/* Max texture palette size */
-#define MAX_TEXTURE_PALETTE_SIZE 256
+/* Max texture palette / color table size */
+#define MAX_COLOR_TABLE_SIZE 256
/* Number of texture levels */
#define MAX_TEXTURE_LEVELS 12
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 2822f080c1..9ff18aca60 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -1,4 +1,4 @@
-/* $Id: context.c,v 1.58 2000/04/11 15:07:48 brianp Exp $ */
+/* $Id: context.c,v 1.59 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -787,6 +787,12 @@ static void init_color_table( struct gl_color_table *p )
p->Size = 1;
p->IntFormat = GL_RGBA;
p->Format = GL_RGBA;
+ p->RedSize = 8;
+ p->GreenSize = 8;
+ p->BlueSize = 8;
+ p->AlphaSize = 8;
+ p->IntensitySize = 0;
+ p->LuminanceSize = 0;
}
@@ -1309,6 +1315,23 @@ static void init_attrib_groups( GLcontext *ctx )
ctx->AttribStackDepth = 0;
ctx->ClientAttribStackDepth = 0;
+ /* Display list */
+ ctx->CallDepth = 0;
+ ctx->ExecuteFlag = GL_TRUE;
+ ctx->CompileFlag = GL_FALSE;
+ ctx->CurrentListPtr = NULL;
+ ctx->CurrentBlock = NULL;
+ ctx->CurrentListNum = 0;
+ ctx->CurrentPos = 0;
+
+ /* Color tables */
+ init_color_table(&ctx->ColorTable);
+ init_color_table(&ctx->ProxyColorTable);
+ init_color_table(&ctx->PostConvolutionColorTable);
+ init_color_table(&ctx->ProxyPostConvolutionColorTable);
+ init_color_table(&ctx->PostColorMatrixColorTable);
+ init_color_table(&ctx->ProxyPostColorMatrixColorTable);
+
/* Miscellaneous */
ctx->NewState = NEW_ALL;
ctx->RenderMode = GL_RENDER;
@@ -1320,15 +1343,6 @@ static void init_attrib_groups( GLcontext *ctx )
ctx->NeedEyeNormals = GL_FALSE;
ctx->vb_proj_matrix = &ctx->ModelProjectMatrix;
- /* Display list */
- ctx->CallDepth = 0;
- ctx->ExecuteFlag = GL_TRUE;
- ctx->CompileFlag = GL_FALSE;
- ctx->CurrentListPtr = NULL;
- ctx->CurrentBlock = NULL;
- ctx->CurrentListNum = 0;
- ctx->CurrentPos = 0;
-
ctx->ErrorValue = (GLenum) GL_NO_ERROR;
ctx->CatchSignals = GL_TRUE;
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 37090d9c2f..8c71d87cd0 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1,4 +1,4 @@
-/* $Id: enable.c,v 1.14 2000/04/07 16:27:26 brianp Exp $ */
+/* $Id: enable.c,v 1.15 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -477,6 +477,17 @@ void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state )
ctx->Pixel.PixelTextureEnabled = state;
break;
+ /* GL_SGI_color_table */
+ case GL_COLOR_TABLE_SGI:
+ ctx->Pixel.ColorTableEnabled = state;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ ctx->Pixel.PostConvolutionColorTableEnabled = state;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ ctx->Pixel.PostColorMatrixColorTableEnabled = state;
+ break;
+
default:
if (state) {
gl_error( ctx, GL_INVALID_ENUM, "glEnable" );
@@ -684,12 +695,18 @@ _mesa_IsEnabled( GLenum cap )
/* GL_SGIS_pixel_texture */
case GL_PIXEL_TEXTURE_SGIS:
return ctx->Pixel.PixelTextureEnabled;
- break;
/* GL_SGIX_pixel_texture */
case GL_PIXEL_TEX_GEN_SGIX:
return ctx->Pixel.PixelTextureEnabled;
- break;
+
+ /* GL_SGI_color_table */
+ case GL_COLOR_TABLE_SGI:
+ return ctx->Pixel.ColorTableEnabled;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ return ctx->Pixel.PostConvolutionColorTableEnabled;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ return ctx->Pixel.PostColorMatrixColorTableEnabled;
default:
gl_error( ctx, GL_INVALID_ENUM, "glIsEnabled" );
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 579ae68c56..1d37a298bf 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -1,4 +1,4 @@
-/* $Id: get.c,v 1.20 2000/04/10 15:52:25 brianp Exp $ */
+/* $Id: get.c,v 1.21 2000/04/12 00:27:37 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -1114,6 +1114,17 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params )
*params = FLOAT_TO_BOOL(ctx->Pixel.PostColorMatrixAlphaBias);
break;
+ /* GL_SGI_color_table (also in 1.2 imaging */
+ case GL_COLOR_TABLE_SGI:
+ *params = ctx->Pixel.ColorTableEnabled;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ *params = ctx->Pixel.PostConvolutionColorTableEnabled;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ *params = ctx->Pixel.PostColorMatrixColorTableEnabled;
+ break;
+
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetBooleanv" );
}
@@ -2156,6 +2167,17 @@ _mesa_GetDoublev( GLenum pname, GLdouble *params )
*params = (GLdouble) ctx->Pixel.PostColorMatrixAlphaBias;
break;
+ /* GL_SGI_color_table (also in 1.2 imaging */
+ case GL_COLOR_TABLE_SGI:
+ *params = (GLdouble) ctx->Pixel.ColorTableEnabled;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ *params = (GLdouble) ctx->Pixel.PostConvolutionColorTableEnabled;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ *params = (GLdouble) ctx->Pixel.PostColorMatrixColorTableEnabled;
+ break;
+
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetDoublev" );
}
@@ -3175,6 +3197,17 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params )
*params = ctx->Pixel.PostColorMatrixAlphaBias;
break;
+ /* GL_SGI_color_table (also in 1.2 imaging */
+ case GL_COLOR_TABLE_SGI:
+ *params = (GLfloat) ctx->Pixel.ColorTableEnabled;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ *params = (GLfloat) ctx->Pixel.PostConvolutionColorTableEnabled;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ *params = (GLfloat) ctx->Pixel.PostColorMatrixColorTableEnabled;
+ break;
+
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetFloatv" );
}
@@ -4217,6 +4250,17 @@ _mesa_GetIntegerv( GLenum pname, GLint *params )
*params = (GLint) ctx->Pixel.PostColorMatrixAlphaBias;
break;
+ /* GL_SGI_color_table (also in 1.2 imaging */
+ case GL_COLOR_TABLE_SGI:
+ *params = (GLint) ctx->Pixel.ColorTableEnabled;
+ break;
+ case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
+ *params = (GLint) ctx->Pixel.PostConvolutionColorTableEnabled;
+ break;
+ case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
+ *params = (GLint) ctx->Pixel.PostColorMatrixColorTableEnabled;
+ break;
+
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetIntegerv" );
}