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swrast: avoid calling _mesa_get_srgb_format_linear() inside a loop
author
Brian Paul
<brianp@vmware.com>
Fri, 11 Nov 2011 00:59:43 +0000
(17:59 -0700)
committer
Brian Paul
<brianp@vmware.com>
Fri, 11 Nov 2011 14:12:59 +0000
(07:12 -0700)
src/mesa/swrast/s_readpix.c
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diff --git
a/src/mesa/swrast/s_readpix.c
b/src/mesa/swrast/s_readpix.c
index 54f42db0254e68ba1e555a21b44320cdbeddda60..3cef7304a4ab90da1db5ca4279b4db4c193c9629 100644
(file)
--- a/
src/mesa/swrast/s_readpix.c
+++ b/
src/mesa/swrast/s_readpix.c
@@
-236,6
+236,7
@@
slow_read_rgba_pixels( struct gl_context *ctx,
GLbitfield transferOps )
{
struct gl_renderbuffer *rb = ctx->ReadBuffer->_ColorReadBuffer;
GLbitfield transferOps )
{
struct gl_renderbuffer *rb = ctx->ReadBuffer->_ColorReadBuffer;
+ const gl_format rbFormat = _mesa_get_srgb_format_linear(rb->Format);
union {
float f[MAX_WIDTH][4];
unsigned int i[MAX_WIDTH][4];
union {
float f[MAX_WIDTH][4];
unsigned int i[MAX_WIDTH][4];
@@
-252,11
+253,10
@@
slow_read_rgba_pixels( struct gl_context *ctx,
for (j = 0; j < height; j++) {
if (_mesa_is_integer_format(format)) {
for (j = 0; j < height; j++) {
if (_mesa_is_integer_format(format)) {
- _mesa_unpack_int_rgba_row(rb
->
Format, width, map, rgba.i);
+ _mesa_unpack_int_rgba_row(rbFormat, width, map, rgba.i);
_mesa_pack_rgba_span_int(ctx, width, rgba.i, format, type, dst);
} else {
_mesa_pack_rgba_span_int(ctx, width, rgba.i, format, type, dst);
} else {
- _mesa_unpack_rgba_row(_mesa_get_srgb_format_linear(rb->Format),
- width, map, rgba.f);
+ _mesa_unpack_rgba_row(rbFormat, width, map, rgba.f);
_mesa_pack_rgba_span_float(ctx, width, rgba.f, format, type, dst,
packing, transferOps);
}
_mesa_pack_rgba_span_float(ctx, width, rgba.f, format, type, dst,
packing, transferOps);
}