diff options
Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_renderer.c')
-rw-r--r-- | src/gallium/state_trackers/xorg/xorg_renderer.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.c b/src/gallium/state_trackers/xorg/xorg_renderer.c index 9cb65b0aac..4f8985a75e 100644 --- a/src/gallium/state_trackers/xorg/xorg_renderer.c +++ b/src/gallium/state_trackers/xorg/xorg_renderer.c @@ -313,21 +313,25 @@ setup_vertex_data_yuv(struct xorg_renderer *r, * these concepts are linked. */ void renderer_bind_destination(struct xorg_renderer *r, - struct pipe_surface *surface ) + struct pipe_surface *surface, + int width, + int height ) { struct pipe_framebuffer_state fb; struct pipe_viewport_state viewport; - int width = surface->width; - int height = surface->height; + /* Framebuffer uses actual surface width/height + */ memset(&fb, 0, sizeof fb); - fb.width = width; - fb.height = height; + fb.width = surface->width; + fb.height = surface->height; fb.nr_cbufs = 1; fb.cbufs[0] = surface; fb.zsbuf = 0; + /* Viewport sets us up to just touch the bit we're interested in: + */ viewport.scale[0] = width / 2.f; viewport.scale[1] = height / 2.f; viewport.scale[2] = 1.0; @@ -337,6 +341,8 @@ void renderer_bind_destination(struct xorg_renderer *r, viewport.translate[2] = 0.0; viewport.translate[3] = 0.0; + /* Constant buffer set up to match viewport dimensions: + */ if (r->fb_width != width || r->fb_height != height) { |