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-rw-r--r--mesalib/src/mesa/main/APIspec.xml3
-rw-r--r--mesalib/src/mesa/main/extensions.c3
-rw-r--r--mesalib/src/mesa/main/glformats.c6
-rw-r--r--mesalib/src/mesa/main/mtypes.h1
-rw-r--r--mesalib/src/mesa/main/texformat.c12
-rw-r--r--mesalib/src/mesa/main/teximage.c34
-rw-r--r--mesalib/src/mesa/main/texstore.c6
7 files changed, 32 insertions, 33 deletions
diff --git a/mesalib/src/mesa/main/APIspec.xml b/mesalib/src/mesa/main/APIspec.xml
index a65c5c529..c3969526f 100644
--- a/mesalib/src/mesa/main/APIspec.xml
+++ b/mesalib/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/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index bd7c7baf9..4971ebc93 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/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/mesalib/src/mesa/main/glformats.c b/mesalib/src/mesa/main/glformats.c
index 04029c07c..ccdf56b4f 100644
--- a/mesalib/src/mesa/main/glformats.c
+++ b/mesalib/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/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index ba43e574d..e790e18c4 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/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/mesalib/src/mesa/main/texformat.c b/mesalib/src/mesa/main/texformat.c
index 17270ba92..f0bc7fdb9 100644
--- a/mesalib/src/mesa/main/texformat.c
+++ b/mesalib/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/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index afda0eaaf..019516f00 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/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:
@@ -2043,28 +2055,6 @@ compressed_texture_error_check(struct gl_context *ctx, GLint dimensions,
goto error;
}
- /* check image size against compression block size */
- /* XXX possibly move this into the _mesa_legal_texture_dimensions() func */
- {
- gl_format texFormat =
- ctx->Driver.ChooseTextureFormat(ctx, target, proxy_format,
- choose_format, choose_type);
- GLuint bw, bh;
-
- _mesa_get_format_block_size(texFormat, &bw, &bh);
- if ((width > bw && width % bw > 0) ||
- (height > bh && height % bh > 0)) {
- /*
- * Per GL_ARB_texture_compression: GL_INVALID_OPERATION is
- * generated [...] if any parameter combinations are not
- * supported by the specific compressed internal format.
- */
- reason = "invalid width or height for compression format";
- error = GL_INVALID_OPERATION;
- goto error;
- }
- }
-
/* check image size in bytes */
if (expectedSize != imageSize) {
/* Per GL_ARB_texture_compression: GL_INVALID_VALUE is generated [...]
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index e2598a1dc..e6914553c 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -4476,12 +4476,6 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
_mesa_get_format_block_size(texFormat, &bw, &bh);
- /* these should have been caught sooner */
- ASSERT((width % bw) == 0 || width < bw);
- ASSERT((height % bh) == 0 || height < bh);
- ASSERT((xoffset % bw) == 0);
- ASSERT((yoffset % bh) == 0);
-
/* get pointer to src pixels (may be in a pbo which we'll map here) */
data = _mesa_validate_pbo_compressed_teximage(ctx, imageSize, data,
&ctx->Unpack,
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 11:59:27 +0000