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gl renderer: Don't use blur node bounds

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The blur node bounds are different/larger than the ones we use. This
made the textures get stretched to the blur node bounds.

Fixes #3282
This commit is contained in:
Timm Bäder 2020-10-22 17:45:39 +02:00
parent b6a843a05b
commit 9109dee072
1 changed files with 24 additions and 18 deletions
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42
gsk/gl/gskglrenderer.c
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@ -1914,22 +1914,25 @@ blur_node (GskGLRenderer *self,
texture_width = ceilf ((node->bounds.size.width + blur_extra));
texture_height = ceilf ((node->bounds.size.height + blur_extra));
if (!add_offscreen_ops (self, builder,
&GRAPHENE_RECT_INIT (node->bounds.origin.x - (blur_extra / 2.0),
node->bounds.origin.y - (blur_extra /2.0),
texture_width, texture_height),
node,
&region, &is_offscreen,
RESET_CLIP | RESET_OPACITY | FORCE_OFFSCREEN | extra_flags))
g_assert_not_reached ();
/* Only blur this if the out region has no texture id yet */
if (out_region->texture_id == 0)
{
if (!add_offscreen_ops (self, builder,
&GRAPHENE_RECT_INIT (node->bounds.origin.x - (blur_extra / 2.0),
node->bounds.origin.y - (blur_extra / 2.0),
texture_width, texture_height),
node,
&region, &is_offscreen,
RESET_CLIP | RESET_OPACITY | FORCE_OFFSCREEN | extra_flags))
g_assert_not_reached ();
blurred_texture_id = blur_texture (self, builder,
&region,
texture_width * scale_x, texture_height * scale_y,
blur_radius * scale_x,
blur_radius * scale_y);
init_full_texture_region (out_region, blurred_texture_id);
blurred_texture_id = blur_texture (self, builder,
&region,
texture_width * scale_x, texture_height * scale_y,
blur_radius * scale_x,
blur_radius * scale_y);
init_full_texture_region (out_region, blurred_texture_id);
}
if (out_vertex_data)
{
@ -1949,6 +1952,7 @@ render_blur_node (GskGLRenderer *self,
GskRenderNode *child = gsk_blur_node_get_child (node);
TextureRegion blurred_region;
GskTextureKey key;
float min_x, max_x, min_y, max_y;
if (node_is_invisible (child))
return;
@ -1964,15 +1968,16 @@ render_blur_node (GskGLRenderer *self,
key.scale = ops_get_scale (builder);
key.filter = GL_NEAREST;
blurred_region.texture_id = gsk_gl_driver_get_texture_for_key (self->gl_driver, &key);
if (blurred_region.texture_id == 0)
blur_node (self, child, builder, blur_radius, 0, &blurred_region, NULL);
blur_node (self, child, builder, blur_radius, 0, &blurred_region,
(float*[4]){&min_x, &max_x, &min_y, &max_y});
g_assert (blurred_region.texture_id != 0);
/* Draw the result */
ops_set_program (builder, &self->programs->blit_program);
ops_set_texture (builder, blurred_region.texture_id);
load_offscreen_vertex_data (ops_draw (builder, NULL), node, builder); /* Render result to screen */
fill_vertex_data (ops_draw (builder, NULL), min_x, min_y, max_x, max_y);
/* Add to cache for the blur node */
gsk_gl_driver_set_texture_for_key (self->gl_driver, &key, blurred_region.texture_id);
@ -2631,6 +2636,7 @@ render_shadow_node (GskGLRenderer *self,
if (shadow->radius > 0)
{
region.texture_id = 0;
blur_node (self, shadow_child, builder, shadow->radius, NO_CACHE_PLZ, &region,
(float*[4]){&min_x, &max_x, &min_y, &max_y});
is_offscreen = TRUE;