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authorNeil Roberts <neil@linux.intel.com>2014-07-17 14:18:27 +0100
committerNeil Roberts <neil@linux.intel.com>2014-08-12 18:23:50 +0100
commit7e78033c11858b34e274be91586fdfa750c1db11 (patch)
treeea5788bd36a172b27d040f6073aa63344827a650 /src/mesa/main/formats.c
parentcc9c30b8a746691316ae7757b68cea1b1cd3ea84 (diff)
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mesa: Add the format enums for BPTC-compressed images
This adds the following four Mesa image format enums which correspond to the four BPTC compressed texture formats: MESA_FORMAT_BPTC_RGBA_UNORM MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT It also updates the format information functions to handle these and the corresponding GL enums. v2: Also modify _mesa_get_format_color_encoding, _mesa_get_srgb_format_linear and _mesa_get_uncompressed_format Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Diffstat (limited to 'src/mesa/main/formats.c')
-rw-r--r--src/mesa/main/formats.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index a4ddbd6..db22a45 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -369,6 +369,7 @@ _mesa_get_format_color_encoding(mesa_format format)
case MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC:
case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
case MESA_FORMAT_B8G8R8X8_SRGB:
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
return GL_SRGB;
default:
return GL_LINEAR;
@@ -451,6 +452,9 @@ _mesa_get_srgb_format_linear(mesa_format format)
case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
format = MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1;
break;
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
+ format = MESA_FORMAT_BPTC_RGBA_UNORM;
+ break;
case MESA_FORMAT_B8G8R8X8_SRGB:
format = MESA_FORMAT_B8G8R8X8_UNORM;
break;
@@ -516,6 +520,12 @@ _mesa_get_uncompressed_format(mesa_format format)
case MESA_FORMAT_ETC2_RG11_EAC:
case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
return MESA_FORMAT_R16G16_UNORM;
+ case MESA_FORMAT_BPTC_RGBA_UNORM:
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
+ return MESA_FORMAT_A8B8G8R8_UNORM;
+ case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT:
+ case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT:
+ return MESA_FORMAT_RGB_FLOAT32;
default:
#ifdef DEBUG
assert(!_mesa_is_format_compressed(format));
@@ -993,6 +1003,10 @@ _mesa_format_to_type_and_comps(mesa_format format,
case MESA_FORMAT_ETC2_SIGNED_RG11_EAC:
case MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1:
case MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1:
+ case MESA_FORMAT_BPTC_RGBA_UNORM:
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
+ case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT:
+ case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT:
/* XXX generate error instead? */
*datatype = GL_UNSIGNED_BYTE;
*comps = 0;
@@ -1549,6 +1563,12 @@ _mesa_format_matches_format_and_type(mesa_format mesa_format,
case MESA_FORMAT_RGBA_DXT5:
return GL_FALSE;
+ case MESA_FORMAT_BPTC_RGBA_UNORM:
+ case MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM:
+ case MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT:
+ case MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT:
+ return GL_FALSE;
+
case MESA_FORMAT_RGBA_FLOAT32:
return format == GL_RGBA && type == GL_FLOAT && !swapBytes;
case MESA_FORMAT_RGBA_FLOAT16: