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-rw-r--r--src/mesa/main/extensions.c2
-rw-r--r--src/mesa/main/glheader.h4
-rw-r--r--src/mesa/main/image.c3
-rw-r--r--src/mesa/main/mtypes.h1
-rw-r--r--src/mesa/main/texcompress.c1
-rw-r--r--src/mesa/main/texformat.c10
-rw-r--r--src/mesa/main/teximage.c9
7 files changed, 30 insertions, 0 deletions
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 519e94fec12..68740e24cc1 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -259,6 +259,7 @@ static const struct extension extension_table[] = {
{ "GL_ATI_envmap_bumpmap", o(ATI_envmap_bumpmap), GL },
{ "GL_ATI_fragment_shader", o(ATI_fragment_shader), GL },
{ "GL_ATI_separate_stencil", o(ATI_separate_stencil), GL },
+ { "GL_ATI_texture_compression_3dc", o(ATI_texture_compression_3dc), GL },
{ "GL_ATI_texture_env_combine3", o(ATI_texture_env_combine3), GL },
{ "GL_ATI_texture_mirror_once", o(ATI_texture_mirror_once), GL },
{ "GL_IBM_multimode_draw_arrays", o(IBM_multimode_draw_arrays), GL },
@@ -449,6 +450,7 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
#if FEATURE_ATI_fragment_shader
ctx->Extensions.ATI_fragment_shader = GL_TRUE;
#endif
+ ctx->Extensions.ATI_texture_compression_3dc = GL_TRUE;
ctx->Extensions.ATI_texture_env_combine3 = GL_TRUE;
ctx->Extensions.ATI_texture_mirror_once = GL_TRUE;
ctx->Extensions.ATI_separate_stencil = GL_TRUE;
diff --git a/src/mesa/main/glheader.h b/src/mesa/main/glheader.h
index 08ad5f32018..0df81198661 100644
--- a/src/mesa/main/glheader.h
+++ b/src/mesa/main/glheader.h
@@ -121,6 +121,10 @@ typedef void *GLeglImageOES;
#define GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD
#endif
+#ifndef GL_ATI_texture_compression_3dc
+#define GL_ATI_texture_compression_3dc 1
+#define GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI 0x8837
+#endif
/**
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index 18abf2882af..bbde3800e8c 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -747,6 +747,7 @@ _mesa_is_color_format(GLenum format)
case GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT:
case GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT:
case GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
/* signed, normalized texture formats */
case GL_RGBA_SNORM:
case GL_RGBA8_SNORM:
@@ -1034,6 +1035,8 @@ _mesa_is_compressed_format(struct gl_context *ctx, GLenum format)
case GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT:
case GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT:
return ctx->Extensions.EXT_texture_compression_latc;
+ case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
+ return ctx->Extensions.ATI_texture_compression_3dc;
default:
return GL_FALSE;
}
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index d10bb05b9ab..695d936527d 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2828,6 +2828,7 @@ struct gl_extensions
GLboolean APPLE_vertex_array_object;
GLboolean APPLE_object_purgeable;
GLboolean ATI_envmap_bumpmap;
+ GLboolean ATI_texture_compression_3dc;
GLboolean ATI_texture_mirror_once;
GLboolean ATI_texture_env_combine3;
GLboolean ATI_fragment_shader;
diff --git a/src/mesa/main/texcompress.c b/src/mesa/main/texcompress.c
index 942d996695e..d820ae92747 100644
--- a/src/mesa/main/texcompress.c
+++ b/src/mesa/main/texcompress.c
@@ -178,6 +178,7 @@ _mesa_glenum_to_compressed_format(GLenum format)
case GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT:
return MESA_FORMAT_SIGNED_L_LATC1;
case GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT:
+ case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
return MESA_FORMAT_LA_LATC2;
case GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT:
return MESA_FORMAT_SIGNED_LA_LATC2;
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 521b9a04b71..5eabf2aa527 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -640,6 +640,16 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
}
}
+ if (ctx->Extensions.ATI_texture_compression_3dc) {
+ switch (internalFormat) {
+ case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
+ RETURN_IF_SUPPORTED(MESA_FORMAT_LA_LATC2);
+ break;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
_mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
return MESA_FORMAT_NONE;
}
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 6ec66100e7a..2a3037f6189 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -522,6 +522,15 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat )
}
}
+ if (ctx->Extensions.ATI_texture_compression_3dc) {
+ switch (internalFormat) {
+ case GL_COMPRESSED_LUMINANCE_ALPHA_3DC_ATI:
+ return GL_LUMINANCE_ALPHA;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
return -1; /* error */
}