diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_framebuffer.c')
-rw-r--r-- | src/gallium/auxiliary/util/u_framebuffer.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_framebuffer.c b/src/gallium/auxiliary/util/u_framebuffer.c index 6839672..377b802 100644 --- a/src/gallium/auxiliary/util/u_framebuffer.c +++ b/src/gallium/auxiliary/util/u_framebuffer.c @@ -171,3 +171,24 @@ util_framebuffer_get_num_layers(const struct pipe_framebuffer_state *fb) } return num_layers; } + + +/** + * Return the number of MSAA samples. + */ +unsigned +util_framebuffer_get_num_samples(const struct pipe_framebuffer_state *fb) +{ + unsigned i; + + for (i = 0; i < fb->nr_cbufs; i++) { + if (fb->cbufs[i]) { + return MAX2(1, fb->cbufs[i]->texture->nr_samples); + } + } + if (fb->zsbuf) { + return MAX2(1, fb->zsbuf->texture->nr_samples); + } + + return 1; +} |