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st/mesa: adjust texture format selection to try the closest base format first

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Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Marek Olšák
2013-01-19 14:11:08 +01:00
parent b89b80a91d
commit 2e6f10d0b7
1 changed files with 13 additions and 18 deletions
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31
src/mesa/state_tracker/st_format.c
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@@ -692,7 +692,7 @@ st_pipe_format_to_mesa_format(enum pipe_format format)
struct format_mapping
{
GLenum glFormats[18]; /**< list of GLenum formats, 0-terminated */
enum pipe_format pipeFormats[10]; /**< list of pipe formats, 0-terminated */
enum pipe_format pipeFormats[13]; /**< list of pipe formats, 0-terminated */
};
@@ -701,7 +701,6 @@ struct format_mapping
PIPE_FORMAT_R8G8B8A8_UNORM, \
PIPE_FORMAT_A8R8G8B8_UNORM, \
PIPE_FORMAT_A8B8G8R8_UNORM, \
PIPE_FORMAT_B5G6R5_UNORM, \
0
#define DEFAULT_RGB_FORMATS \
@@ -709,11 +708,8 @@ struct format_mapping
PIPE_FORMAT_R8G8B8X8_UNORM, \
PIPE_FORMAT_X8R8G8B8_UNORM, \
PIPE_FORMAT_X8B8G8R8_UNORM, \
PIPE_FORMAT_B8G8R8A8_UNORM, \
PIPE_FORMAT_A8R8G8B8_UNORM, \
PIPE_FORMAT_A8B8G8R8_UNORM, \
PIPE_FORMAT_B5G6R5_UNORM, \
0
DEFAULT_RGBA_FORMATS
#define DEFAULT_SRGBA_FORMATS \
PIPE_FORMAT_B8G8R8A8_SRGB, \
@@ -776,16 +772,16 @@ static const struct format_mapping format_map[] = {
{
{ GL_R3_G3_B2, 0 },
{ PIPE_FORMAT_B2G3R3_UNORM, PIPE_FORMAT_B5G6R5_UNORM,
PIPE_FORMAT_B5G5R5A1_UNORM, DEFAULT_RGBA_FORMATS }
PIPE_FORMAT_B5G5R5A1_UNORM, DEFAULT_RGB_FORMATS }
},
{
{ GL_RGB5, GL_RGB4 },
{ PIPE_FORMAT_B5G6R5_UNORM, PIPE_FORMAT_B5G5R5A1_UNORM,
DEFAULT_RGBA_FORMATS }
DEFAULT_RGB_FORMATS }
},
{
{ GL_RGB565 },
{ PIPE_FORMAT_B5G6R5_UNORM, DEFAULT_RGBA_FORMATS }
{ PIPE_FORMAT_B5G6R5_UNORM, DEFAULT_RGB_FORMATS }
},
/* basic Alpha formats */
@@ -947,11 +943,12 @@ static const struct format_mapping format_map[] = {
},
{
{ GL_SLUMINANCE_ALPHA_EXT, GL_SLUMINANCE8_ALPHA8_EXT,
GL_COMPRESSED_SLUMINANCE_EXT, GL_COMPRESSED_SLUMINANCE_ALPHA_EXT, 0 },
GL_COMPRESSED_SLUMINANCE_ALPHA_EXT, 0 },
{ PIPE_FORMAT_L8A8_SRGB, DEFAULT_SRGBA_FORMATS }
},
{
{ GL_SLUMINANCE_EXT, GL_SLUMINANCE8_EXT, 0 },
{ GL_SLUMINANCE_EXT, GL_SLUMINANCE8_EXT, GL_COMPRESSED_SLUMINANCE_EXT,
0 },
{ PIPE_FORMAT_L8_SRGB, DEFAULT_SRGBA_FORMATS }
},
@@ -1108,10 +1105,7 @@ static const struct format_mapping format_map[] = {
/* signed/unsigned integer formats.
*/
{
{ GL_RED_INTEGER_EXT,
GL_GREEN_INTEGER_EXT,
GL_BLUE_INTEGER_EXT,
GL_RGBA_INTEGER_EXT,
{ GL_RGBA_INTEGER_EXT,
GL_BGRA_INTEGER_EXT,
GL_RGBA8I_EXT, 0 },
{ PIPE_FORMAT_R8G8B8A8_SINT, 0 }
@@ -1119,7 +1113,8 @@ static const struct format_mapping format_map[] = {
{
{ GL_RGB_INTEGER_EXT,
GL_BGR_INTEGER_EXT,
GL_RGB8I_EXT, 0 },
GL_RGB8I_EXT,
GL_BLUE_INTEGER_EXT, 0 },
{ PIPE_FORMAT_R8G8B8_SINT,
PIPE_FORMAT_R8G8B8A8_SINT, 0 }
},
@@ -1268,7 +1263,7 @@ static const struct format_mapping format_map[] = {
{ PIPE_FORMAT_R32G32B32A32_UINT, 0 }
},
{
{ GL_R8I, 0},
{ GL_R8I, GL_RED_INTEGER_EXT, 0},
{ PIPE_FORMAT_R8_SINT, 0},
},
{
@@ -1292,7 +1287,7 @@ static const struct format_mapping format_map[] = {
{ PIPE_FORMAT_R32_UINT, 0},
},
{
{ GL_RG8I, 0},
{ GL_RG8I, GL_GREEN_INTEGER_EXT, 0},
{ PIPE_FORMAT_R8G8_SINT, 0},
},
{