summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/mesa/state_tracker/st_extensions.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index b5f6d356eb0..8e900934054 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -228,6 +228,7 @@ void st_init_extensions(struct st_context *st)
{
struct pipe_screen *screen = st->pipe->screen;
struct gl_context *ctx = st->ctx;
+ int i;
/*
* Extensions that are supported by all Gallium drivers:
@@ -605,6 +606,16 @@ void st_init_extensions(struct st_context *st)
ctx->Extensions.EXT_packed_float = GL_TRUE;
}
+ /* Maximum sample count. */
+ for (i = 16; i > 0; --i) {
+ if (screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_UNORM,
+ PIPE_TEXTURE_2D, i,
+ PIPE_BIND_RENDER_TARGET)) {
+ ctx->Const.MaxSamples = i;
+ break;
+ }
+ }
+
if (screen->get_param(screen, PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE)) {
ctx->Extensions.ARB_seamless_cube_map = GL_TRUE;
ctx->Extensions.AMD_seamless_cubemap_per_texture = GL_TRUE;