diff options
Diffstat (limited to 'src/mesa/state_tracker/st_cb_clear.c')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_clear.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index 8206733f76..dd9ba2881f 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -60,20 +60,11 @@ st_init_clear(struct st_context *st) { struct pipe_context *pipe = st->pipe; - /* rasterizer state: bypass clipping */ memset(&st->clear.raster, 0, sizeof(st->clear.raster)); st->clear.raster.gl_rasterization_rules = 1; - st->clear.raster.bypass_clipping = 1; - - /* viewport state: identity since we're drawing in window coords */ - st->clear.viewport.scale[0] = 1.0; - st->clear.viewport.scale[1] = 1.0; - st->clear.viewport.scale[2] = 1.0; - st->clear.viewport.scale[3] = 1.0; - st->clear.viewport.translate[0] = 0.0; - st->clear.viewport.translate[1] = 0.0; - st->clear.viewport.translate[2] = 0.0; - st->clear.viewport.translate[3] = 0.0; + + /* rasterizer state: bypass vertex shader, clipping and viewport */ + st->clear.raster.bypass_vs_clip_and_viewport = 1; /* fragment shader state: color pass-through program */ st->clear.fs = @@ -125,8 +116,9 @@ is_depth_stencil_format(enum pipe_format pipeFormat) /** * Draw a screen-aligned quadrilateral. - * Coords are window coords with y=0=bottom. These coords will be transformed - * by the vertex shader and viewport transform (which will flip Y if needed). + * Coords are window coords with y=0=bottom. These will be passed + * through unmodified to the rasterizer as we have set + * rasterizer->bypass_vs_clip_and_viewport. */ static void draw_quad(GLcontext *ctx, @@ -226,7 +218,6 @@ clear_with_quad(GLcontext *ctx, cso_save_blend(st->cso_context); cso_save_depth_stencil_alpha(st->cso_context); cso_save_rasterizer(st->cso_context); - cso_save_viewport(st->cso_context); cso_save_fragment_shader(st->cso_context); cso_save_vertex_shader(st->cso_context); @@ -278,7 +269,6 @@ clear_with_quad(GLcontext *ctx, } cso_set_rasterizer(st->cso_context, &st->clear.raster); - cso_set_viewport(st->cso_context, &st->clear.viewport); cso_set_fragment_shader_handle(st->cso_context, st->clear.fs); cso_set_vertex_shader_handle(st->cso_context, st->clear.vs); @@ -290,7 +280,6 @@ clear_with_quad(GLcontext *ctx, cso_restore_blend(st->cso_context); cso_restore_depth_stencil_alpha(st->cso_context); cso_restore_rasterizer(st->cso_context); - cso_restore_viewport(st->cso_context); cso_restore_fragment_shader(st->cso_context); cso_restore_vertex_shader(st->cso_context); } |