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authorChia-I Wu <olv@lunarg.com>2010-11-25 12:20:15 +0800
committerChia-I Wu <olv@lunarg.com>2010-11-25 13:33:59 +0800
commit37ec090ac9025529325209b2b616a2d6ece4c367 (patch)
tree0dadd5f93cd9064e65561c5560b4b081cce3a6bc /src/gallium
parent9ea4936a36f5011695a3996c63cfad6b480b3e49 (diff)
st/vega: Masks and surfaces should share orientation.
The alpha mask is addressed with unnormalized coordinates in the fragment shader. It should have the same orientation as the surface does. This fixes "mask" OpenVG demo.
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/state_trackers/vega/mask.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/src/gallium/state_trackers/vega/mask.c b/src/gallium/state_trackers/vega/mask.c
index ef28ebd740..ec3e3447d1 100644
--- a/src/gallium/state_trackers/vega/mask.c
+++ b/src/gallium/state_trackers/vega/mask.c
@@ -339,12 +339,6 @@ static void setup_mask_fill(const VGfloat color[4])
VEGA_SOLID_FILL_SHADER));
}
-static void setup_mask_viewport()
-{
- struct vg_context *ctx = vg_current_context();
- vg_set_viewport(ctx, VEGA_Y0_TOP);
-}
-
static void setup_mask_blend()
{
struct vg_context *ctx = vg_current_context();
@@ -382,12 +376,10 @@ static void surface_fill(struct pipe_surface *surf,
cso_save_framebuffer(ctx->cso_context);
cso_save_blend(ctx->cso_context);
cso_save_fragment_shader(ctx->cso_context);
- cso_save_viewport(ctx->cso_context);
setup_mask_blend();
setup_mask_fill(color);
setup_mask_framebuffer(surf, surf_width, surf_height);
- setup_mask_viewport();
renderer_draw_quad(ctx->renderer, x, y,
x + width, y + height, 0.0f/*depth should be disabled*/);
@@ -405,7 +397,6 @@ static void surface_fill(struct pipe_surface *surf,
cso_restore_blend(ctx->cso_context);
cso_restore_framebuffer(ctx->cso_context);
cso_restore_fragment_shader(ctx->cso_context);
- cso_restore_viewport(ctx->cso_context);
}
@@ -442,13 +433,11 @@ static void mask_using_texture(struct pipe_sampler_view *sampler_view,
cso_save_framebuffer(ctx->cso_context);
cso_save_blend(ctx->cso_context);
cso_save_fragment_shader(ctx->cso_context);
- cso_save_viewport(ctx->cso_context);
setup_mask_samplers(sampler_view);
setup_mask_blend();
setup_mask_operation(operation);
setup_mask_framebuffer(surface, surface->width, surface->height);
- setup_mask_viewport();
/* render the quad to propagate the rendering from stencil */
renderer_draw_texture(ctx->renderer, texture,
@@ -463,7 +452,6 @@ static void mask_using_texture(struct pipe_sampler_view *sampler_view,
cso_restore_fragment_shader(ctx->cso_context);
cso_restore_samplers(ctx->cso_context);
cso_restore_fragment_sampler_views(ctx->cso_context);
- cso_restore_viewport(ctx->cso_context);
pipe_surface_reference(&surface, NULL);
}
@@ -577,12 +565,10 @@ static void mask_layer_render_to(struct vg_mask_layer *layer,
cso_save_framebuffer(ctx->cso_context);
cso_save_fragment_shader(ctx->cso_context);
- cso_save_viewport(ctx->cso_context);
setup_mask_blend();
setup_mask_fill(fill_color);
setup_mask_framebuffer(surface, layer->width, layer->height);
- setup_mask_viewport();
if (paint_modes & VG_FILL_PATH) {
struct matrix *mat = &ctx->state.vg.path_user_to_surface_matrix;
@@ -599,7 +585,6 @@ static void mask_layer_render_to(struct vg_mask_layer *layer,
cso_restore_framebuffer(ctx->cso_context);
cso_restore_fragment_shader(ctx->cso_context);
- cso_restore_viewport(ctx->cso_context);
ctx->state.dirty |= BLEND_DIRTY;
screen->tex_surface_release(ctx->pipe->screen, &surface);