[Mesa-dev] [PATCH v2 8/8] st/mesa: add ES sample-shading support
Ilia Mirkin
imirkin at alum.mit.edu
Sat Feb 27 16:21:55 UTC 2016
We require the full ARB_gpu_shader5 for now, but in the future some
other CAP could get exposed to indicate that only the multisample-related
behavior of ARB_gpu_shader5 is available.
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
docs/GL3.txt | 6 +++---
src/mesa/state_tracker/st_extensions.c | 6 ++++++
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/docs/GL3.txt b/docs/GL3.txt
index 8ef9987..b9d9713 100644
--- a/docs/GL3.txt
+++ b/docs/GL3.txt
@@ -247,11 +247,11 @@ GLES3.2, GLSL ES 3.2
GL_OES_geometry_shader started (Marta)
GL_OES_gpu_shader5 DONE (all drivers that support GL_ARB_gpu_shader5)
GL_OES_primitive_bounding box not started
- GL_OES_sample_shading not started (based on parts of GL_ARB_sample_shading, which is done for some drivers)
- GL_OES_sample_variables not started (based on parts of GL_ARB_sample_shading, which is done for some drivers)
+ GL_OES_sample_shading DONE (nvc0, r600, radeonsi)
+ GL_OES_sample_variables DONE (nvc0, r600, radeonsi)
GL_OES_shader_image_atomic DONE (all drivers that support GL_ARB_shader_image_load_store)
GL_OES_shader_io_blocks not started (based on parts of GLSL 1.50, which is done)
- GL_OES_shader_multisample_interpolation not started (based on parts of GL_ARB_gpu_shader5, which is done)
+ GL_OES_shader_multisample_interpolation DONE (nvc0, r600, radeonsi)
GL_OES_tessellation_shader not started (based on GL_ARB_tessellation_shader, which is done for some drivers)
GL_OES_texture_border_clamp DONE (all drivers)
GL_OES_texture_buffer not started (based on GL_ARB_texture_buffer_object, GL_ARB_texture_buffer_range, and GL_ARB_texture_buffer_object_rgb32 that are all done)
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index b479d59..514f191 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -887,6 +887,12 @@ void st_init_extensions(struct pipe_screen *screen,
extensions->OES_copy_image = GL_TRUE;
}
+ /* Needs PIPE_CAP_SAMPLE_SHADING + all the sample-related bits of
+ * ARB_gpu_shader5. This enables all the per-sample shading ES extensions.
+ */
+ extensions->OES_sample_variables = extensions->ARB_sample_shading &&
+ extensions->ARB_gpu_shader5;
+
/* Maximum sample count. */
{
enum pipe_format color_formats[] = {
--
2.4.10
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