#include "glheader.h"
#include "bufferobj.h"
#include "colortab.h"
#include "context.h"
#include "image.h"
#include "macros.h"
#include "state.h"
static GLint
base_colortab_format( GLenum format )
{
switch (format) {
case GL_ALPHA:
case GL_ALPHA4:
case GL_ALPHA8:
case GL_ALPHA12:
case GL_ALPHA16:
return GL_ALPHA;
case GL_LUMINANCE:
case GL_LUMINANCE4:
case GL_LUMINANCE8:
case GL_LUMINANCE12:
case GL_LUMINANCE16:
return GL_LUMINANCE;
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;
case GL_INTENSITY:
case GL_INTENSITY4:
case GL_INTENSITY8:
case GL_INTENSITY12:
case GL_INTENSITY16:
return GL_INTENSITY;
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 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;
default:
return -1;
}
}
static void
set_component_sizes( struct gl_color_table *table )
{
const GLubyte sz = 8;
switch (table->_BaseFormat) {
case GL_ALPHA:
table->RedSize = 0;
table->GreenSize = 0;
table->BlueSize = 0;
table->AlphaSize = sz;
table->IntensitySize = 0;
table->LuminanceSize = 0;
break;
case GL_LUMINANCE:
table->RedSize = 0;
table->GreenSize = 0;
table->BlueSize = 0;
table->AlphaSize = 0;
table->IntensitySize = 0;
table->LuminanceSize = sz;
break;
case GL_LUMINANCE_ALPHA:
table->RedSize = 0;
table->GreenSize = 0;
table->BlueSize = 0;
table->AlphaSize = sz;
table->IntensitySize = 0;
table->LuminanceSize = sz;
break;
case GL_INTENSITY:
table->RedSize = 0;
table->GreenSize = 0;
table->BlueSize = 0;
table->AlphaSize = 0;
table->IntensitySize = sz;
table->LuminanceSize = 0;
break;
case GL_RGB:
table->RedSize = sz;
table->GreenSize = sz;
table->BlueSize = sz;
table->AlphaSize = 0;
table->IntensitySize = 0;
table->LuminanceSize = 0;
break;
case GL_RGBA:
table->RedSize = sz;
table->GreenSize = sz;
table->BlueSize = sz;
table->AlphaSize = sz;
table->IntensitySize = 0;
table->LuminanceSize = 0;
break;
default:
_mesa_problem(NULL, "unexpected format in set_component_sizes");
}
}
static void
store_colortable_entries(GLcontext *ctx, struct gl_color_table *table,
GLsizei start, GLsizei count,
GLenum format, GLenum type, const GLvoid *data,
GLfloat rScale, GLfloat rBias,
GLfloat gScale, GLfloat gBias,
GLfloat bScale, GLfloat bBias,
GLfloat aScale, GLfloat aBias)
{
if (ctx->Unpack.BufferObj->Name) {
GLubyte *buf;
if (!_mesa_validate_pbo_access(1, &ctx->Unpack, count, 1, 1,
format, type, data)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glColor[Sub]Table(bad PBO access)");
return;
}
buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
GL_READ_ONLY_ARB,
ctx->Unpack.BufferObj);
if (!buf) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glColor[Sub]Table(PBO mapped)");
return;
}
data = ADD_POINTERS(buf, data);
}
{
GLfloat tempTab[MAX_COLOR_TABLE_SIZE * 4];
GLfloat *tableF;
GLint i;
_mesa_unpack_color_span_float(ctx,
count,
table->_BaseFormat,
tempTab,
format, type,
data,
&ctx->Unpack,
IMAGE_CLAMP_BIT);
tableF = table->TableF;
switch (table->_BaseFormat) {
case GL_INTENSITY:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F);
}
break;
case GL_LUMINANCE:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j] = CLAMP(tempTab[i] * rScale + rBias, 0.0F, 1.0F);
}
break;
case GL_ALPHA:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j] = CLAMP(tempTab[i] * aScale + aBias, 0.0F, 1.0F);
}
break;
case GL_LUMINANCE_ALPHA:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j*2+0] = CLAMP(tempTab[i*2+0] * rScale + rBias, 0.0F, 1.0F);
tableF[j*2+1] = CLAMP(tempTab[i*2+1] * aScale + aBias, 0.0F, 1.0F);
}
break;
case GL_RGB:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j*3+0] = CLAMP(tempTab[i*3+0] * rScale + rBias, 0.0F, 1.0F);
tableF[j*3+1] = CLAMP(tempTab[i*3+1] * gScale + gBias, 0.0F, 1.0F);
tableF[j*3+2] = CLAMP(tempTab[i*3+2] * bScale + bBias, 0.0F, 1.0F);
}
break;
case GL_RGBA:
for (i = 0; i < count; i++) {
GLuint j = start + i;
tableF[j*4+0] = CLAMP(tempTab[i*4+0] * rScale + rBias, 0.0F, 1.0F);
tableF[j*4+1] = CLAMP(tempTab[i*4+1] * gScale + gBias, 0.0F, 1.0F);
tableF[j*4+2] = CLAMP(tempTab[i*4+2] * bScale + bBias, 0.0F, 1.0F);
tableF[j*4+3] = CLAMP(tempTab[i*4+3] * aScale + aBias, 0.0F, 1.0F);
}
break;
default:
_mesa_problem(ctx, "Bad format in store_colortable_entries");
return;
}
}
{
const GLint comps = _mesa_components_in_format(table->_BaseFormat);
const GLfloat *tableF = table->TableF + start * comps;
GLubyte *tableUB = table->TableUB + start * comps;
GLint i;
for (i = 0; i < count * comps; i++) {
CLAMPED_FLOAT_TO_UBYTE(tableUB[i], tableF[i]);
}
}
if (ctx->Unpack.BufferObj->Name) {
ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
ctx->Unpack.BufferObj);
}
}
void GLAPIENTRY
_mesa_ColorTable( GLenum target, GLenum internalFormat,
GLsizei width, GLenum format, GLenum type,
const GLvoid *data )
{
static const GLfloat one[4] = { 1.0, 1.0, 1.0, 1.0 };
static const GLfloat zero[4] = { 0.0, 0.0, 0.0, 0.0 };
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
struct gl_texture_object *texObj = NULL;
struct gl_color_table *table = NULL;
GLboolean proxy = GL_FALSE;
GLint baseFormat;
const GLfloat *scale = one, *bias = zero;
GLint comps;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_TEXTURE_1D:
texObj = texUnit->Current1D;
table = &texObj->Palette;
break;
case GL_TEXTURE_2D:
texObj = texUnit->Current2D;
table = &texObj->Palette;
break;
case GL_TEXTURE_3D:
texObj = texUnit->Current3D;
table = &texObj->Palette;
break;
case GL_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)");
return;
}
texObj = texUnit->CurrentCubeMap;
table = &texObj->Palette;
break;
case GL_PROXY_TEXTURE_1D:
texObj = ctx->Texture.Proxy1D;
table = &texObj->Palette;
proxy = GL_TRUE;
break;
case GL_PROXY_TEXTURE_2D:
texObj = ctx->Texture.Proxy2D;
table = &texObj->Palette;
proxy = GL_TRUE;
break;
case GL_PROXY_TEXTURE_3D:
texObj = ctx->Texture.Proxy3D;
table = &texObj->Palette;
proxy = GL_TRUE;
break;
case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)");
return;
}
texObj = ctx->Texture.ProxyCubeMap;
table = &texObj->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
table = &ctx->Texture.Palette;
break;
case GL_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_PRECONVOLUTION];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_PRECONVOLUTION];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_PRECONVOLUTION];
break;
case GL_PROXY_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_PRECONVOLUTION];
proxy = GL_TRUE;
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)");
return;
}
table = &(texUnit->ColorTable);
scale = ctx->Pixel.TextureColorTableScale;
bias = ctx->Pixel.TextureColorTableBias;
break;
case GL_PROXY_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)");
return;
}
table = &(texUnit->ProxyColorTable);
proxy = GL_TRUE;
break;
case GL_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCONVOLUTION];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCONVOLUTION];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_POSTCONVOLUTION];
break;
case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCONVOLUTION];
proxy = GL_TRUE;
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCOLORMATRIX];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_POSTCOLORMATRIX];
break;
case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCOLORMATRIX];
proxy = GL_TRUE;
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(target)");
return;
}
assert(table);
if (!_mesa_is_legal_format_and_type(ctx, format, type) ||
format == GL_INTENSITY) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glColorTable(format or type)");
return;
}
baseFormat = base_colortab_format(internalFormat);
if (baseFormat < 0) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTable(internalFormat)");
return;
}
if (width < 0 || (width != 0 && _mesa_bitcount(width) != 1)) {
if (proxy) {
table->Size = 0;
table->InternalFormat = (GLenum) 0;
table->_BaseFormat = (GLenum) 0;
}
else {
_mesa_error(ctx, GL_INVALID_VALUE, "glColorTable(width=%d)", width);
}
return;
}
if (width > (GLsizei) ctx->Const.MaxColorTableSize) {
if (proxy) {
table->Size = 0;
table->InternalFormat = (GLenum) 0;
table->_BaseFormat = (GLenum) 0;
}
else {
_mesa_error(ctx, GL_TABLE_TOO_LARGE, "glColorTable(width)");
}
return;
}
table->Size = width;
table->InternalFormat = internalFormat;
table->_BaseFormat = (GLenum) baseFormat;
comps = _mesa_components_in_format(table->_BaseFormat);
assert(comps > 0);
if (!proxy) {
_mesa_free_colortable_data(table);
if (width > 0) {
table->TableF = (GLfloat *) _mesa_malloc(comps * width * sizeof(GLfloat));
table->TableUB = (GLubyte *) _mesa_malloc(comps * width * sizeof(GLubyte));
if (!table->TableF || !table->TableUB) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glColorTable");
return;
}
store_colortable_entries(ctx, table,
0, width,
format, type, data,
scale[0], bias[0],
scale[1], bias[1],
scale[2], bias[2],
scale[3], bias[3]);
}
}
set_component_sizes(table);
if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) {
if (ctx->Driver.UpdateTexturePalette) {
(*ctx->Driver.UpdateTexturePalette)( ctx, texObj );
}
}
ctx->NewState |= _NEW_PIXEL;
}
void GLAPIENTRY
_mesa_ColorSubTable( GLenum target, GLsizei start,
GLsizei count, GLenum format, GLenum type,
const GLvoid *data )
{
static const GLfloat one[4] = { 1.0, 1.0, 1.0, 1.0 };
static const GLfloat zero[4] = { 0.0, 0.0, 0.0, 0.0 };
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
struct gl_texture_object *texObj = NULL;
struct gl_color_table *table = NULL;
const GLfloat *scale = one, *bias = zero;
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_TEXTURE_1D:
texObj = texUnit->Current1D;
table = &texObj->Palette;
break;
case GL_TEXTURE_2D:
texObj = texUnit->Current2D;
table = &texObj->Palette;
break;
case GL_TEXTURE_3D:
texObj = texUnit->Current3D;
table = &texObj->Palette;
break;
case GL_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)");
return;
}
texObj = texUnit->CurrentCubeMap;
table = &texObj->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
table = &ctx->Texture.Palette;
break;
case GL_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_PRECONVOLUTION];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_PRECONVOLUTION];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_PRECONVOLUTION];
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)");
return;
}
table = &(texUnit->ColorTable);
scale = ctx->Pixel.TextureColorTableScale;
bias = ctx->Pixel.TextureColorTableBias;
break;
case GL_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCONVOLUTION];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCONVOLUTION];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_POSTCONVOLUTION];
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCOLORMATRIX];
scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX];
bias = ctx->Pixel.ColorTableBias[COLORTABLE_POSTCOLORMATRIX];
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glColorSubTable(target)");
return;
}
assert(table);
if (!_mesa_is_legal_format_and_type(ctx, format, type) ||
format == GL_INTENSITY) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glColorSubTable(format or type)");
return;
}
if (count < 1) {
_mesa_error(ctx, GL_INVALID_VALUE, "glColorSubTable(count)");
return;
}
assert(_mesa_components_in_format(table->_BaseFormat) > 0);
if (start + count > (GLint) table->Size) {
_mesa_error(ctx, GL_INVALID_VALUE, "glColorSubTable(count)");
return;
}
if (!table->TableF || !table->TableUB) {
return;
}
store_colortable_entries(ctx, table, start, count,
format, type, data,
scale[0], bias[0],
scale[1], bias[1],
scale[2], bias[2],
scale[3], bias[3]);
if (texObj || target == GL_SHARED_TEXTURE_PALETTE_EXT) {
if (ctx->Driver.UpdateTexturePalette) {
(*ctx->Driver.UpdateTexturePalette)( ctx, texObj );
}
}
ctx->NewState |= _NEW_PIXEL;
}
void GLAPIENTRY
_mesa_CopyColorTable(GLenum target, GLenum internalformat,
GLint x, GLint y, GLsizei width)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
ctx->Driver.CopyColorTable( ctx, target, internalformat, x, y, width );
}
void GLAPIENTRY
_mesa_CopyColorSubTable(GLenum target, GLsizei start,
GLint x, GLint y, GLsizei width)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
ctx->Driver.CopyColorSubTable( ctx, target, start, x, y, width );
}
void GLAPIENTRY
_mesa_GetColorTable( GLenum target, GLenum format,
GLenum type, GLvoid *data )
{
GET_CURRENT_CONTEXT(ctx);
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
struct gl_color_table *table = NULL;
GLfloat rgba[MAX_COLOR_TABLE_SIZE][4];
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
if (ctx->NewState) {
_mesa_update_state(ctx);
}
switch (target) {
case GL_TEXTURE_1D:
table = &texUnit->Current1D->Palette;
break;
case GL_TEXTURE_2D:
table = &texUnit->Current2D->Palette;
break;
case GL_TEXTURE_3D:
table = &texUnit->Current3D->Palette;
break;
case GL_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)");
return;
}
table = &texUnit->CurrentCubeMap->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
table = &ctx->Texture.Palette;
break;
case GL_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_PRECONVOLUTION];
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)");
return;
}
table = &(texUnit->ColorTable);
break;
case GL_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCONVOLUTION];
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCOLORMATRIX];
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTable(target)");
return;
}
ASSERT(table);
if (table->Size <= 0) {
return;
}
switch (table->_BaseFormat) {
case GL_ALPHA:
{
GLuint i;
for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] = 0;
rgba[i][GCOMP] = 0;
rgba[i][BCOMP] = 0;
rgba[i][ACOMP] = table->TableF[i];
}
}
break;
case GL_LUMINANCE:
{
GLuint i;
for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] =
rgba[i][GCOMP] =
rgba[i][BCOMP] = table->TableF[i];
rgba[i][ACOMP] = 1.0F;
}
}
break;
case GL_LUMINANCE_ALPHA:
{
GLuint i;
for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] =
rgba[i][GCOMP] =
rgba[i][BCOMP] = table->TableF[i*2+0];
rgba[i][ACOMP] = table->TableF[i*2+1];
}
}
break;
case GL_INTENSITY:
{
GLuint i;
for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] =
rgba[i][GCOMP] =
rgba[i][BCOMP] =
rgba[i][ACOMP] = table->TableF[i];
}
}
break;
case GL_RGB:
{
GLuint i;
for (i = 0; i < table->Size; i++) {
rgba[i][RCOMP] = table->TableF[i*3+0];
rgba[i][GCOMP] = table->TableF[i*3+1];
rgba[i][BCOMP] = table->TableF[i*3+2];
rgba[i][ACOMP] = 1.0F;
}
}
break;
case GL_RGBA:
_mesa_memcpy(rgba, table->TableF, 4 * table->Size * sizeof(GLfloat));
break;
default:
_mesa_problem(ctx, "bad table format in glGetColorTable");
return;
}
if (ctx->Pack.BufferObj->Name) {
GLubyte *buf;
if (!_mesa_validate_pbo_access(1, &ctx->Pack, table->Size, 1, 1,
format, type, data)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glGetColorTable(invalid PBO access)");
return;
}
buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
GL_WRITE_ONLY_ARB,
ctx->Pack.BufferObj);
if (!buf) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glGetColorTable(PBO is mapped)");
return;
}
data = ADD_POINTERS(buf, data);
}
_mesa_pack_rgba_span_float(ctx, table->Size, rgba,
format, type, data, &ctx->Pack, 0x0);
if (ctx->Pack.BufferObj->Name) {
ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
ctx->Pack.BufferObj);
}
}
void GLAPIENTRY
_mesa_ColorTableParameterfv(GLenum target, GLenum pname, const GLfloat *params)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
switch (target) {
case GL_COLOR_TABLE_SGI:
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(ctx->Pixel.ColorTableScale[COLORTABLE_PRECONVOLUTION], params);
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(ctx->Pixel.ColorTableBias[COLORTABLE_PRECONVOLUTION], params);
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
return;
}
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameter(target)");
return;
}
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(ctx->Pixel.TextureColorTableScale, params);
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(ctx->Pixel.TextureColorTableBias, params);
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
return;
}
break;
case GL_POST_CONVOLUTION_COLOR_TABLE_SGI:
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(ctx->Pixel.ColorTableScale[COLORTABLE_POSTCONVOLUTION], params);
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(ctx->Pixel.ColorTableBias[COLORTABLE_POSTCONVOLUTION], params);
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
return;
}
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI:
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX], params);
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(ctx->Pixel.ColorTableBias[COLORTABLE_POSTCOLORMATRIX], params);
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameterfv(pname)");
return;
}
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glColorTableParameter(target)");
return;
}
ctx->NewState |= _NEW_PIXEL;
}
void GLAPIENTRY
_mesa_ColorTableParameteriv(GLenum target, GLenum pname, const GLint *params)
{
GLfloat fparams[4];
if (pname == GL_COLOR_TABLE_SGI ||
pname == GL_TEXTURE_COLOR_TABLE_SGI ||
pname == GL_POST_CONVOLUTION_COLOR_TABLE_SGI ||
pname == GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI) {
fparams[0] = (GLfloat) params[0];
fparams[1] = (GLfloat) params[1];
fparams[2] = (GLfloat) params[2];
fparams[3] = (GLfloat) params[3];
}
else {
fparams[0] = (GLfloat) params[0];
}
_mesa_ColorTableParameterfv(target, pname, fparams);
}
void GLAPIENTRY
_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 *table = NULL;
ASSERT_OUTSIDE_BEGIN_END(ctx);
switch (target) {
case GL_TEXTURE_1D:
table = &texUnit->Current1D->Palette;
break;
case GL_TEXTURE_2D:
table = &texUnit->Current2D->Palette;
break;
case GL_TEXTURE_3D:
table = &texUnit->Current3D->Palette;
break;
case GL_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetColorTableParameterfv(target)");
return;
}
table = &texUnit->CurrentCubeMap->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_PROXY_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetColorTableParameterfv(target)");
return;
}
table = &ctx->Texture.ProxyCubeMap->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
table = &ctx->Texture.Palette;
break;
case GL_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_PRECONVOLUTION];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableScale[COLORTABLE_PRECONVOLUTION]);
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableBias[COLORTABLE_PRECONVOLUTION]);
return;
}
break;
case GL_PROXY_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_PRECONVOLUTION];
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter(target)");
return;
}
table = &(texUnit->ColorTable);
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(params, ctx->Pixel.TextureColorTableScale);
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(params, ctx->Pixel.TextureColorTableBias);
return;
}
break;
case GL_PROXY_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter(target)");
return;
}
table = &(texUnit->ProxyColorTable);
break;
case GL_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCONVOLUTION];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableScale[COLORTABLE_POSTCONVOLUTION]);
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableBias[COLORTABLE_POSTCONVOLUTION]);
return;
}
break;
case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCONVOLUTION];
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCOLORMATRIX];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX]);
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
COPY_4V(params, ctx->Pixel.ColorTableBias[COLORTABLE_POSTCOLORMATRIX]);
return;
}
break;
case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCOLORMATRIX];
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(target)");
return;
}
assert(table);
switch (pname) {
case GL_COLOR_TABLE_FORMAT:
*params = (GLfloat) table->InternalFormat;
break;
case GL_COLOR_TABLE_WIDTH:
*params = (GLfloat) table->Size;
break;
case GL_COLOR_TABLE_RED_SIZE:
*params = (GLfloat) table->RedSize;
break;
case GL_COLOR_TABLE_GREEN_SIZE:
*params = (GLfloat) table->GreenSize;
break;
case GL_COLOR_TABLE_BLUE_SIZE:
*params = (GLfloat) table->BlueSize;
break;
case GL_COLOR_TABLE_ALPHA_SIZE:
*params = (GLfloat) table->AlphaSize;
break;
case GL_COLOR_TABLE_LUMINANCE_SIZE:
*params = (GLfloat) table->LuminanceSize;
break;
case GL_COLOR_TABLE_INTENSITY_SIZE:
*params = (GLfloat) table->IntensitySize;
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameterfv(pname)" );
return;
}
}
void GLAPIENTRY
_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);
switch (target) {
case GL_TEXTURE_1D:
table = &texUnit->Current1D->Palette;
break;
case GL_TEXTURE_2D:
table = &texUnit->Current2D->Palette;
break;
case GL_TEXTURE_3D:
table = &texUnit->Current3D->Palette;
break;
case GL_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetColorTableParameteriv(target)");
return;
}
table = &texUnit->CurrentCubeMap->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_PROXY_TEXTURE_CUBE_MAP_ARB:
if (!ctx->Extensions.ARB_texture_cube_map) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetColorTableParameteriv(target)");
return;
}
table = &ctx->Texture.ProxyCubeMap->Palette;
break;
case GL_SHARED_TEXTURE_PALETTE_EXT:
table = &ctx->Texture.Palette;
break;
case GL_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_PRECONVOLUTION];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
GLfloat *scale = ctx->Pixel.ColorTableScale[COLORTABLE_PRECONVOLUTION];
params[0] = (GLint) scale[0];
params[1] = (GLint) scale[1];
params[2] = (GLint) scale[2];
params[3] = (GLint) scale[3];
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
GLfloat *bias = ctx->Pixel.ColorTableBias[COLORTABLE_PRECONVOLUTION];
params[0] = (GLint) bias[0];
params[1] = (GLint) bias[1];
params[2] = (GLint) bias[2];
params[3] = (GLint) bias[3];
return;
}
break;
case GL_PROXY_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_PRECONVOLUTION];
break;
case GL_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter(target)");
return;
}
table = &(texUnit->ColorTable);
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
params[0] = (GLint) ctx->Pixel.TextureColorTableScale[0];
params[1] = (GLint) ctx->Pixel.TextureColorTableScale[1];
params[2] = (GLint) ctx->Pixel.TextureColorTableScale[2];
params[3] = (GLint) ctx->Pixel.TextureColorTableScale[3];
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
params[0] = (GLint) ctx->Pixel.TextureColorTableBias[0];
params[1] = (GLint) ctx->Pixel.TextureColorTableBias[1];
params[2] = (GLint) ctx->Pixel.TextureColorTableBias[2];
params[3] = (GLint) ctx->Pixel.TextureColorTableBias[3];
return;
}
break;
case GL_PROXY_TEXTURE_COLOR_TABLE_SGI:
if (!ctx->Extensions.SGI_texture_color_table) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameter(target)");
return;
}
table = &(texUnit->ProxyColorTable);
break;
case GL_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCONVOLUTION];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
GLfloat *scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCONVOLUTION];
params[0] = (GLint) scale[0];
params[1] = (GLint) scale[1];
params[2] = (GLint) scale[2];
params[3] = (GLint) scale[3];
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
GLfloat *bias = ctx->Pixel.ColorTableBias[COLORTABLE_POSTCONVOLUTION];
params[0] = (GLint) bias[0];
params[1] = (GLint) bias[1];
params[2] = (GLint) bias[2];
params[3] = (GLint) bias[3];
return;
}
break;
case GL_PROXY_POST_CONVOLUTION_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCONVOLUTION];
break;
case GL_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ColorTable[COLORTABLE_POSTCOLORMATRIX];
if (pname == GL_COLOR_TABLE_SCALE_SGI) {
GLfloat *scale = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX];
params[0] = (GLint) scale[0];
params[0] = (GLint) scale[1];
params[0] = (GLint) scale[2];
params[0] = (GLint) scale[3];
return;
}
else if (pname == GL_COLOR_TABLE_BIAS_SGI) {
GLfloat *bias = ctx->Pixel.ColorTableScale[COLORTABLE_POSTCOLORMATRIX];
params[0] = (GLint) bias[0];
params[1] = (GLint) bias[1];
params[2] = (GLint) bias[2];
params[3] = (GLint) bias[3];
return;
}
break;
case GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE:
table = &ctx->ProxyColorTable[COLORTABLE_POSTCOLORMATRIX];
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(target)");
return;
}
assert(table);
switch (pname) {
case GL_COLOR_TABLE_FORMAT:
*params = table->InternalFormat;
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:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetColorTableParameteriv(pname)" );
return;
}
}
void
_mesa_init_colortable( struct gl_color_table *p )
{
p->TableF = NULL;
p->TableUB = NULL;
p->Size = 0;
p->InternalFormat = GL_RGBA;
}
void
_mesa_free_colortable_data( struct gl_color_table *p )
{
if (p->TableF) {
_mesa_free(p->TableF);
p->TableF = NULL;
}
if (p->TableUB) {
_mesa_free(p->TableUB);
p->TableUB = NULL;
}
}
void
_mesa_init_colortables( GLcontext * ctx )
{
GLuint i;
for (i = 0; i < COLORTABLE_MAX; i++) {
_mesa_init_colortable(&ctx->ColorTable[i]);
_mesa_init_colortable(&ctx->ProxyColorTable[i]);
}
}
void
_mesa_free_colortables_data( GLcontext *ctx )
{
GLuint i;
for (i = 0; i < COLORTABLE_MAX; i++) {
_mesa_free_colortable_data(&ctx->ColorTable[i]);
_mesa_free_colortable_data(&ctx->ProxyColorTable[i]);
}
}