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-rw-r--r--src/mesa/state_tracker/st_extensions.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index b7444b298cf..60fd440ef77 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -218,6 +218,26 @@ void st_init_extensions(struct st_context *st)
/*ctx->Extensions.ARB_shadow_ambient = GL_TRUE;*/
}
+ /* GL_EXT_packed_depth_stencil requires both the ability to render to
+ * a depth/stencil buffer and texture from depth/stencil source.
+ */
+ if (screen->is_format_supported(screen, PIPE_FORMAT_Z24S8_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_Z24S8_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_SAMPLER, 0)) {
+ ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
+ }
+ else if (screen->is_format_supported(screen, PIPE_FORMAT_S8Z24_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_S8Z24_UNORM,
+ PIPE_TEXTURE_2D,
+ PIPE_TEXTURE_USAGE_SAMPLER, 0)) {
+ ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE;
+ }
+
if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SRGB,
PIPE_TEXTURE_2D,
PIPE_TEXTURE_USAGE_SAMPLER, 0)) {