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gpu.textures: add symbolic constants for LATC compression

db4
Joe Groff 2010-02-13 18:06:48 -08:00
parent c0aee19082
commit 8a4fb8cbce
2 changed files with 6 additions and 1 deletions
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6
extra/gpu/textures/textures-docs.factor
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@ -335,12 +335,16 @@ HELP: compressed-texture-format
{ { $link DXT1-RGBA } }
{ { $link DXT3 } }
{ { $link DXT5 } }
{ { $link LATC1 } }
{ { $link LATC1-SIGNED } }
{ { $link LATC2 } }
{ { $link LATC2-SIGNED } }
{ { $link RGTC1 } }
{ { $link RGTC1-SIGNED } }
{ { $link RGTC2 } }
{ { $link RGTC2-SIGNED } }
} }
{ $notes "The " { $snippet "DXT1" } " formats require either the " { $snippet "GL_EXT_texture_compression_s3tc" } " or " { $snippet "GL_EXT_texture_compression_dxt1" } " extension. The other " { $snippet "DXT" } " formats require the " { $snippet "GL_EXT_texture_compression_s3tc" } " extension. The " { $snippet "RGTC" } " formats require OpenGL 3.0 or later or the " { $snippet "GL_EXT_texture_compression_rgtc" } " extension." } ;
{ $notes "The " { $snippet "DXT1" } " formats require either the " { $snippet "GL_EXT_texture_compression_s3tc" } " or " { $snippet "GL_EXT_texture_compression_dxt1" } " extension. The other " { $snippet "DXT" } " formats require the " { $snippet "GL_EXT_texture_compression_s3tc" } " extension. The " { $snippet "LATC" } " formats require the " { $snippet "GL_EXT_texture_compression_latc" } " extension. The " { $snippet "RGTC" } " formats require OpenGL 3.0 or later or the " { $snippet "GL_EXT_texture_compression_rgtc" } " extension." } ;
HELP: compressed-texture-data
{ $class-description { $snippet "compressed-texture-data" } " tuples are used to feed compressed texture data to " { $link allocate-compressed-texture } " and " { $link update-compressed-texture } "."

1
extra/gpu/textures/textures.factor
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@ -51,6 +51,7 @@ UNION: ?float-array float-array POSTPONE: f ;
VARIANT: compressed-texture-format
DXT1-RGB DXT1-RGBA DXT3 DXT5
LATC1 LATC1-SIGNED LATC2 LATC2-SIGNED
RGTC1 RGTC1-SIGNED RGTC2 RGTC2-SIGNED ;
TUPLE: compressed-texture-data