GLfloat bScale, GLfloat bBias,
GLfloat aScale, GLfloat aBias)
{
- if (ctx->Unpack.BufferObj->Name) {
- /* Get/unpack the color table data from a PBO */
- 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) {
+ 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;
+ }
+
+ data = _mesa_map_pbo_source(ctx, &ctx->Unpack, data);
+ if (!data) {
+ if (_mesa_is_bufferobj(ctx->Unpack.BufferObj)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glColor[Sub]Table(PBO mapped)");
- return;
}
- data = ADD_POINTERS(buf, data);
+ return;
}
-
{
/* convert user-provided data to GLfloat values */
GLfloat tempTab[MAX_COLOR_TABLE_SIZE * 4];
}
}
- if (ctx->Unpack.BufferObj->Name) {
- ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
- ctx->Unpack.BufferObj);
- }
+ _mesa_unmap_pbo_source(ctx, &ctx->Unpack);
}
return;
}
- if (ctx->Pack.BufferObj->Name) {
- /* pack color table into PBO */
- 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) {
+ 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;
+ }
+
+ data = _mesa_map_pbo_dest(ctx, &ctx->Pack, data);
+ if (!data) {
+ if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
/* buffer is already mapped - that's an error */
_mesa_error(ctx, GL_INVALID_OPERATION,
"glGetColorTable(PBO is mapped)");
- return;
}
- data = ADD_POINTERS(buf, data);
+ return;
}
_mesa_pack_rgba_span_float(ctx, table->Size, rgba,
- format, type, data, &ctx->Pack, 0x0, GL_FALSE);
+ format, type, data, &ctx->Pack, 0x0);
- if (ctx->Pack.BufferObj->Name) {
- ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT,
- ctx->Pack.BufferObj);
- }
+ _mesa_unmap_pbo_dest(ctx, &ctx->Pack);
}