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-rw-r--r--src/mapi/glapi/gen/es_EXT.xml6
-rwxr-xr-xsrc/mesa/drivers/dri/intel/intel_extensions.c1
-rw-r--r--src/mesa/main/APIspec.xml3
-rw-r--r--src/mesa/main/extensions.c3
-rw-r--r--src/mesa/main/glformats.c6
-rw-r--r--src/mesa/main/mtypes.h1
-rw-r--r--src/mesa/main/texformat.c12
-rw-r--r--src/mesa/main/teximage.c12
8 files changed, 39 insertions, 5 deletions
diff --git a/src/mapi/glapi/gen/es_EXT.xml b/src/mapi/glapi/gen/es_EXT.xml
index c38e65a24f3..9e735834df6 100644
--- a/src/mapi/glapi/gen/es_EXT.xml
+++ b/src/mapi/glapi/gen/es_EXT.xml
@@ -731,4 +731,10 @@
<enum name="RG8_EXT" value="0x822B"/>
</category>
+<!-- 111. GL_ANGLE_texture_compression_dxt -->
+<category name="ANGLE_texture_compression_dxt" number="111">
+ <enum name="COMPRESSED_RGBA_S3TC_DXT3_ANGLE" value="0x83F2"/>
+ <enum name="COMPRESSED_RGBA_S3TC_DXT5_ANGLE" value="0x83F3"/>
+</category>
+
</OpenGLAPI>
diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
index 89f6c1ec5c5..8a4648816eb 100755
--- a/src/mesa/drivers/dri/intel/intel_extensions.c
+++ b/src/mesa/drivers/dri/intel/intel_extensions.c
@@ -182,6 +182,7 @@ intelInitExtensions(struct gl_context *ctx)
}
if (intel->ctx.Mesa_DXTn) {
+ ctx->Extensions.ANGLE_texture_compression_dxt = true;
ctx->Extensions.EXT_texture_compression_s3tc = true;
ctx->Extensions.S3_s3tc = true;
}
diff --git a/src/mesa/main/APIspec.xml b/src/mesa/main/APIspec.xml
index a65c5c5297f..c3969526f3a 100644
--- a/src/mesa/main/APIspec.xml
+++ b/src/mesa/main/APIspec.xml
@@ -2172,6 +2172,9 @@
<category name="NV_draw_buffers"/>
<category name="NV_read_buffer"/>
+ <!-- GL_ANGLE_texture_compression_dxt -->
+ <category name="ANGLE_texture_compression_dxt"/>
+
<function name="DrawBuffersNV" template="DrawBuffers"/>
<function name="ReadBufferNV" template="ReadBuffer"/>
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index bd7c7baf912..4971ebc930d 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -195,6 +195,8 @@ static const struct extension extension_table[] = {
{ "GL_EXT_texture3D", o(EXT_texture3D), GLL, 1996 },
{ "GL_EXT_texture_array", o(EXT_texture_array), GL, 2006 },
{ "GL_EXT_texture_compression_dxt1", o(EXT_texture_compression_s3tc), GL | ES1 | ES2, 2004 },
+ { "GL_ANGLE_texture_compression_dxt3", o(ANGLE_texture_compression_dxt), ES2, 2011 },
+ { "GL_ANGLE_texture_compression_dxt5", o(ANGLE_texture_compression_dxt), ES2, 2011 },
{ "GL_EXT_texture_compression_latc", o(EXT_texture_compression_latc), GL, 2006 },
{ "GL_EXT_texture_compression_rgtc", o(ARB_texture_compression_rgtc), GL, 2004 },
{ "GL_EXT_texture_compression_s3tc", o(EXT_texture_compression_s3tc), GL, 2000 },
@@ -480,6 +482,7 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE;
_mesa_enable_extension(ctx, "GL_3DFX_texture_compression_FXT1");
if (ctx->Mesa_DXTn) {
+ ctx->Extensions.ANGLE_texture_compression_dxt = GL_TRUE;
_mesa_enable_extension(ctx, "GL_EXT_texture_compression_s3tc");
_mesa_enable_extension(ctx, "GL_S3_s3tc");
}
diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index 04029c07c49..ccdf56b4f6e 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -791,8 +791,10 @@ _mesa_is_compressed_format(struct gl_context *ctx, GLenum format)
return ctx->Extensions.EXT_texture_compression_s3tc;
case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
- return _mesa_is_desktop_gl(ctx)
- && ctx->Extensions.EXT_texture_compression_s3tc;
+ return (_mesa_is_desktop_gl(ctx) &&
+ ctx->Extensions.EXT_texture_compression_s3tc) ||
+ (ctx->API == API_OPENGLES2 &&
+ ctx->Extensions.ANGLE_texture_compression_dxt);
case GL_RGB_S3TC:
case GL_RGB4_S3TC:
case GL_RGBA_S3TC:
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index ba43e574dc0..e790e18c4a5 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2946,6 +2946,7 @@ struct gl_extensions
GLboolean dummy; /* don't remove this! */
GLboolean dummy_true; /* Set true by _mesa_init_extensions(). */
GLboolean dummy_false; /* Set false by _mesa_init_extensions(). */
+ GLboolean ANGLE_texture_compression_dxt;
GLboolean ARB_ES2_compatibility;
GLboolean ARB_base_instance;
GLboolean ARB_blend_func_extended;
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 17270ba9248..f0bc7fdb93b 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -302,7 +302,9 @@ _mesa_choose_tex_format(struct gl_context *ctx, GLenum target,
}
}
- if (ctx->Extensions.EXT_texture_compression_s3tc) {
+ if (ctx->Extensions.EXT_texture_compression_s3tc ||
+ (ctx->API == API_OPENGLES2 &&
+ ctx->Extensions.ANGLE_texture_compression_dxt)) {
switch (internalFormat) {
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_DXT1);
@@ -604,12 +606,16 @@ _mesa_choose_tex_format(struct gl_context *ctx, GLenum target,
RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
break;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
- if (ctx->Extensions.EXT_texture_compression_s3tc)
+ if (ctx->Extensions.EXT_texture_compression_s3tc ||
+ (ctx->API == API_OPENGLES2 &&
+ ctx->Extensions.ANGLE_texture_compression_dxt))
RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT3);
RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
break;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
- if (ctx->Extensions.EXT_texture_compression_s3tc)
+ if (ctx->Extensions.EXT_texture_compression_s3tc ||
+ (ctx->API == API_OPENGLES2 &&
+ ctx->Extensions.ANGLE_texture_compression_dxt))
RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT5);
RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
break;
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index afda0eaafbf..8e1e601da7c 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -203,6 +203,18 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat )
}
}
+ /* GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE && GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE */
+ if (ctx->API == API_OPENGLES2 &&
+ ctx->Extensions.ANGLE_texture_compression_dxt) {
+ switch (internalFormat) {
+ case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+ case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+ return GL_RGBA;
+ default:
+ ; /* fallthrough */
+ }
+ }
+
if (ctx->Extensions.S3_s3tc) {
switch (internalFormat) {
case GL_RGB_S3TC:
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 01:41:56 +0000