[Mesa-dev] [PATCH 2/2] mesa: expose EXT_texture_compression_bptc in GLES
Marek Olšák
maraeo at gmail.com
Tue Dec 4 19:57:11 UTC 2018
From: Marek Olšák <marek.olsak at amd.com>
tested by piglit.
v2: rebase
Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu> (v1)
---
docs/relnotes/19.0.0.html | 1 +
src/mesa/main/extensions_table.h | 1 +
src/mesa/main/glformats.c | 13 ++++++++++++-
src/mesa/main/texcompress.c | 8 ++++++++
4 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/docs/relnotes/19.0.0.html b/docs/relnotes/19.0.0.html
index 4a61420be1a..5a2e96e4eab 100644
--- a/docs/relnotes/19.0.0.html
+++ b/docs/relnotes/19.0.0.html
@@ -33,20 +33,21 @@ Compatibility contexts may report a lower version depending on each driver.
<h2>SHA256 checksums</h2>
<pre>
TBD.
</pre>
<h2>New features</h2>
<ul>
<li>GL_EXT_shader_implicit_conversions on all drivers (ES extension).</li>
+<li>GL_EXT_texture_compression_bptc on all GL 4.0 drivers (ES extension).</li>
<li>GL_EXT_texture_compression_rgtc on all GL 3.0 drivers (ES extension).</li>
<li>GL_EXT_texture_view on drivers supporting texture views (ES extension).</li>
<li>GL_OES_texture_view on drivers supporting texture views (ES extension).</li>
</ul>
<h2>Bug fixes</h2>
<ul>
<li>TBD</li>
</ul>
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index a229f3af2b2..d6ab81ee689 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -269,20 +269,21 @@ EXT(EXT_shadow_funcs , ARB_shadow
EXT(EXT_stencil_two_side , EXT_stencil_two_side , GLL, x , x , x , 2001)
EXT(EXT_stencil_wrap , dummy_true , GLL, x , x , x , 2002)
EXT(EXT_subtexture , dummy_true , GLL, x , x , x , 1995)
EXT(EXT_tessellation_point_size , ARB_tessellation_shader , x , x , x , 31, 2013)
EXT(EXT_tessellation_shader , ARB_tessellation_shader , x , x , x , 31, 2013)
EXT(EXT_texture , dummy_true , GLL, x , x , x , 1996)
EXT(EXT_texture3D , dummy_true , GLL, x , x , x , 1996)
EXT(EXT_texture_array , EXT_texture_array , GLL, GLC, x , x , 2006)
EXT(EXT_texture_border_clamp , ARB_texture_border_clamp , x , x , x , ES2, 2014)
EXT(EXT_texture_buffer , OES_texture_buffer , x , x , x , 31, 2014)
+EXT(EXT_texture_compression_bptc , ARB_texture_compression_bptc , x , x , x , 30, 2017)
EXT(EXT_texture_compression_dxt1 , ANGLE_texture_compression_dxt , GLL, GLC, ES1, ES2, 2004)
EXT(EXT_texture_compression_latc , EXT_texture_compression_latc , GLL, x , x , x , 2006)
EXT(EXT_texture_compression_rgtc , ARB_texture_compression_rgtc , GLL, GLC, x , 30, 2004)
EXT(EXT_texture_compression_s3tc , EXT_texture_compression_s3tc , GLL, GLC, x , ES2, 2000)
EXT(EXT_texture_cube_map , ARB_texture_cube_map , GLL, x , x , x , 2001)
EXT(EXT_texture_cube_map_array , OES_texture_cube_map_array , x , x , x , 31, 2014)
EXT(EXT_texture_edge_clamp , dummy_true , GLL, x , x , x , 1997)
EXT(EXT_texture_env_add , dummy_true , GLL, x , x , x , 1999)
EXT(EXT_texture_env_combine , dummy_true , GLL, x , x , x , 2000)
EXT(EXT_texture_env_dot3 , EXT_texture_env_dot3 , GLL, x , x , x , 2000)
diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index 77e0d94a71b..74e1d3761ec 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -1381,21 +1381,22 @@ _mesa_is_compressed_format(const struct gl_context *ctx, GLenum format)
case MESA_FORMAT_LAYOUT_RGTC:
return _mesa_has_ARB_texture_compression_rgtc(ctx) ||
_mesa_has_EXT_texture_compression_rgtc(ctx);
case MESA_FORMAT_LAYOUT_LATC:
return _mesa_has_EXT_texture_compression_latc(ctx);
case MESA_FORMAT_LAYOUT_ETC1:
return _mesa_has_OES_compressed_ETC1_RGB8_texture(ctx);
case MESA_FORMAT_LAYOUT_ETC2:
return _mesa_is_gles3(ctx) || _mesa_has_ARB_ES3_compatibility(ctx);
case MESA_FORMAT_LAYOUT_BPTC:
- return _mesa_has_ARB_texture_compression_bptc(ctx);
+ return _mesa_has_ARB_texture_compression_bptc(ctx) ||
+ _mesa_has_EXT_texture_compression_bptc(ctx);
case MESA_FORMAT_LAYOUT_ASTC:
return _mesa_has_KHR_texture_compression_astc_ldr(ctx);
default:
return GL_FALSE;
}
}
/**
* Test if the given format represents an sRGB format.
* \param format the GL format (can be an internal format)
@@ -2837,20 +2838,25 @@ _mesa_gles_error_check_format_and_type(const struct gl_context *ctx,
switch (internalFormat) {
case GL_RGBA:
case GL_RGBA8:
case GL_RGB5_A1:
case GL_RGBA4:
break;
case GL_SRGB8_ALPHA8_EXT:
if (ctx->Version <= 20)
return GL_INVALID_OPERATION;
break;
+ case GL_COMPRESSED_RGBA_BPTC_UNORM:
+ case GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM:
+ if (!_mesa_has_EXT_texture_compression_bptc(ctx))
+ return GL_INVALID_OPERATION;
+ break;
default:
return GL_INVALID_OPERATION;
}
break;
case GL_BYTE:
if (ctx->Version <= 20 || internalFormat != GL_RGBA8_SNORM)
return GL_INVALID_OPERATION;
break;
@@ -3041,20 +3047,25 @@ _mesa_gles_error_check_format_and_type(const struct gl_context *ctx,
case GL_RGB16F:
case GL_RGB32F:
case GL_R11F_G11F_B10F:
case GL_RGB9_E5:
if (ctx->Version <= 20)
return GL_INVALID_OPERATION;
break;
case GL_RGB:
if (_mesa_has_OES_texture_float(ctx) && internalFormat == format)
break;
+ case GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT:
+ case GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT:
+ if (!_mesa_has_EXT_texture_compression_bptc(ctx))
+ return GL_INVALID_OPERATION;
+ break;
default:
return GL_INVALID_OPERATION;
}
break;
case GL_HALF_FLOAT_OES:
if (!_mesa_has_OES_texture_half_float(ctx) || internalFormat != format)
return GL_INVALID_OPERATION;
break;
diff --git a/src/mesa/main/texcompress.c b/src/mesa/main/texcompress.c
index dcdb81ec111..2406cc5cf7e 100644
--- a/src/mesa/main/texcompress.c
+++ b/src/mesa/main/texcompress.c
@@ -320,20 +320,28 @@ _mesa_get_compressed_formats(struct gl_context *ctx, GLint *formats)
* "New State
*
* The queries for NUM_COMPRESSED_TEXTURE_FORMATS and
* COMPRESSED_TEXTURE_FORMATS include ETC1_RGB8_OES."
*/
if (_mesa_is_gles(ctx)
&& ctx->Extensions.OES_compressed_ETC1_RGB8_texture) {
formats[n++] = GL_ETC1_RGB8_OES;
}
+ /* Required by EXT_texture_compression_bptc in GLES. */
+ if (_mesa_has_EXT_texture_compression_bptc(ctx)) {
+ formats[n++] = GL_COMPRESSED_RGBA_BPTC_UNORM;
+ formats[n++] = GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM;
+ formats[n++] = GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT;
+ formats[n++] = GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT;
+ }
+
/* Required by EXT_texture_compression_rgtc in GLES. */
if (_mesa_is_gles3(ctx) &&
_mesa_has_EXT_texture_compression_rgtc(ctx)) {
formats[n++] = GL_COMPRESSED_RED_RGTC1_EXT;
formats[n++] = GL_COMPRESSED_SIGNED_RED_RGTC1_EXT;
formats[n++] = GL_COMPRESSED_RED_GREEN_RGTC2_EXT;
formats[n++] = GL_COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT;
}
if (ctx->API == API_OPENGLES) {
--
2.17.1
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