void
radeonReadPixels(struct gl_context * ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *pack, GLvoid * pixels)
{
radeonContextPtr radeon = RADEON_CONTEXT(ctx);
radeon_prepare_render(radeon);
if (do_blit_readpixels(ctx, x, y, width, height, format, type, pack, pixels))
return;
/* Update Mesa state before calling down into _swrast_ReadPixels, as
* the spans code requires the computed buffer states to be up to date,
* but _swrast_ReadPixels only updates Mesa state after setting up
* the spans code.
*/
radeon_print(RADEON_FALLBACKS, RADEON_NORMAL,
"Falling back to sw for ReadPixels (format %s, type %s)\n",
_mesa_lookup_enum_by_nr(format), _mesa_lookup_enum_by_nr(type));
if (ctx->NewState)
_mesa_update_state(ctx);
_swrast_ReadPixels(ctx, x, y, width, height, format, type, pack, pixels);
}
void
intelReadPixels(GLcontext * ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *pack, GLvoid * pixels)
{
if (INTEL_DEBUG & DEBUG_PIXEL)
fprintf(stderr, "%s\n", __FUNCTION__);
intelFlush(ctx);
intel_prepare_render(intel_context(ctx));
if (do_blit_readpixels
(ctx, x, y, width, height, format, type, pack, pixels))
return;
if (INTEL_DEBUG & DEBUG_PIXEL)
printf("%s: fallback to swrast\n", __FUNCTION__);
/* Update Mesa state before calling down into _swrast_ReadPixels, as
* the spans code requires the computed buffer states to be up to date,
* but _swrast_ReadPixels only updates Mesa state after setting up
* the spans code.
*/
if (ctx->NewState)
_mesa_update_state(ctx);
_swrast_ReadPixels(ctx, x, y, width, height, format, type, pack, pixels);
}
static void
mgaDDReadPixels( GLcontext *ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *pack,
GLvoid *pixels )
{
if (!mgaTryReadPixels( ctx, x, y, width, height, format, type, pack, pixels))
_swrast_ReadPixels( ctx, x, y, width, height, format, type, pack, pixels);
}
static void
r200ReadPixels( GLcontext *ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *pack,
GLvoid *pixels )
{
if (R200_DEBUG & DEBUG_PIXEL)
fprintf(stderr, "%s\n", __FUNCTION__);
if (!r200TryReadPixels( ctx, x, y, width, height, format, type, pack,
pixels))
_swrast_ReadPixels( ctx, x, y, width, height, format, type, pack,
pixels);
}
