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freedreno/a3xx: add sRBG texture support 

That was easy.  Turns out it is just a matter of setting one bit.
Enable sampling from sRGB texture, and therefore enable GL 2.1 :-)

Signed-off-by: Rob Clark <robclark@freedesktop.org>
This commit is contained in:
Rob Clark 2014-05-16 20:29:44 -04:00
parent 9227e6c98c
commit 5646319f25
2 changed files with 15 additions and 0 deletions
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5
src/gallium/drivers/freedreno/a3xx/fd3_texture.c
View File

@ -30,6 +30,7 @@
#include "util/u_string.h"
#include "util/u_memory.h"
#include "util/u_inlines.h"
#include "util/u_format.h"
#include "fd3_texture.h"
#include "fd3_util.h"
@ -158,6 +159,10 @@ fd3_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
A3XX_TEX_CONST_0_MIPLVLS(miplevels) |
fd3_tex_swiz(cso->format, cso->swizzle_r, cso->swizzle_g,
cso->swizzle_b, cso->swizzle_a);
if (util_format_is_srgb(cso->format))
so->texconst0 |= A3XX_TEX_CONST_0_SRGB;
so->texconst1 =
A3XX_TEX_CONST_1_FETCHSIZE(fd3_pipe2fetchsize(cso->format)) |
A3XX_TEX_CONST_1_WIDTH(prsc->width0) |

10
src/gallium/drivers/freedreno/a3xx/fd3_util.c
View File

@ -235,6 +235,10 @@ fd3_pipe2tex(enum pipe_format format)
case PIPE_FORMAT_B8G8R8X8_UNORM:
case PIPE_FORMAT_R8G8B8A8_UNORM:
case PIPE_FORMAT_R8G8B8X8_UNORM:
case PIPE_FORMAT_B8G8R8A8_SRGB:
case PIPE_FORMAT_B8G8R8X8_SRGB:
case PIPE_FORMAT_R8G8B8A8_SRGB:
case PIPE_FORMAT_R8G8B8X8_SRGB:
return TFMT_NORM_UINT_8_8_8_8;
case PIPE_FORMAT_Z24X8_UNORM:
@ -275,6 +279,12 @@ fd3_pipe2fetchsize(enum pipe_format format)
case PIPE_FORMAT_B8G8R8A8_UNORM:
case PIPE_FORMAT_B8G8R8X8_UNORM:
case PIPE_FORMAT_R8G8B8A8_UNORM:
case PIPE_FORMAT_R8G8B8X8_UNORM:
case PIPE_FORMAT_B8G8R8A8_SRGB:
case PIPE_FORMAT_B8G8R8X8_SRGB:
case PIPE_FORMAT_R8G8B8A8_SRGB:
case PIPE_FORMAT_R8G8B8X8_SRGB:
case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z24_UNORM_S8_UINT:
return TFETCH_4_BYTE;