forked from AuroraMiddleware/gtk
Merge branch 'ngl-shadow-fixes' into 'master'
ngl: Fix outset blurred shadows See merge request GNOME/gtk!3427
This commit is contained in:
commit
46ed7540b2
@ -2299,7 +2299,8 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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float blur_radius = gsk_outset_shadow_node_get_blur_radius (node);
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float blur_extra = blur_radius * 2.0f; /* 2.0 = shader radius_multiplier */
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float half_blur_extra = blur_extra / 2.0f;
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int extra_blur_pixels = ceilf (half_blur_extra * scale_x);
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int extra_blur_pixels_x = ceilf (half_blur_extra * scale_x);
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int extra_blur_pixels_y = ceilf (half_blur_extra * scale_y);
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float spread = gsk_outset_shadow_node_get_spread (node);
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float dx = gsk_outset_shadow_node_get_dx (node);
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float dy = gsk_outset_shadow_node_get_dy (node);
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@ -2311,6 +2312,8 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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int cached_tid;
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gboolean do_slicing;
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guint16 color[4];
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float half_width = outline->bounds.size.width / 2;
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float half_height = outline->bounds.size.height / 2;
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rgba_to_half (gsk_outset_shadow_node_get_color (node), color);
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@ -2319,7 +2322,15 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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scaled_outline = *outline;
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if (outline->bounds.size.width < blur_extra ||
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outline->bounds.size.height < blur_extra)
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outline->bounds.size.height < blur_extra ||
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outline->corner[0].width >= half_width ||
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outline->corner[1].width >= half_width ||
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outline->corner[2].width >= half_width ||
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outline->corner[3].width >= half_width ||
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outline->corner[0].height >= half_height ||
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outline->corner[1].height >= half_height ||
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outline->corner[2].height >= half_height ||
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outline->corner[3].height >= half_height)
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{
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do_slicing = FALSE;
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gsk_rounded_rect_shrink (&scaled_outline, -spread, -spread, -spread, -spread);
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@ -2342,10 +2353,10 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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texture_width = (int)ceil ((scaled_outline.bounds.size.width + blur_extra) * scale_x);
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texture_height = (int)ceil ((scaled_outline.bounds.size.height + blur_extra) * scale_y);
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scaled_outline.bounds.origin.x = extra_blur_pixels;
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scaled_outline.bounds.origin.y = extra_blur_pixels;
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scaled_outline.bounds.size.width = texture_width - (extra_blur_pixels * 2);
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scaled_outline.bounds.size.height = texture_height - (extra_blur_pixels * 2);
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scaled_outline.bounds.origin.x = extra_blur_pixels_x;
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scaled_outline.bounds.origin.y = extra_blur_pixels_y;
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scaled_outline.bounds.size.width = texture_width - (extra_blur_pixels_x * 2);
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scaled_outline.bounds.size.height = texture_height - (extra_blur_pixels_y * 2);
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for (guint i = 0; i < G_N_ELEMENTS (scaled_outline.corner); i++)
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{
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@ -2433,7 +2444,7 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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float min_x = floorf (outline->bounds.origin.x - spread - half_blur_extra + dx);
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float min_y = floorf (outline->bounds.origin.y - spread - half_blur_extra + dy);
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offscreen.was_offscreen = FALSE;
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offscreen.was_offscreen = TRUE;
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offscreen.texture_id = blurred_texture_id;
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init_full_texture_region (&offscreen);
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@ -2483,12 +2494,13 @@ gsk_ngl_render_job_visit_blurred_outset_shadow_node (GskNglRenderJob *job,
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GskNglTexture *texture;
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texture = gsk_ngl_driver_get_texture_by_id (job->driver, blurred_texture_id);
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slices = gsk_ngl_texture_get_nine_slice (texture, &scaled_outline, extra_blur_pixels);
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slices = gsk_ngl_texture_get_nine_slice (texture, &scaled_outline, extra_blur_pixels_x, extra_blur_pixels_y);
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offscreen.was_offscreen = TRUE;
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/* Our texture coordinates MUST be scaled, while the actual vertex coords
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* MUST NOT be scaled. */
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* MUST NOT be scaled.
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*/
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left_width = slices[NINE_SLICE_TOP_LEFT].rect.width / scale_x;
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right_width = slices[NINE_SLICE_TOP_RIGHT].rect.width / scale_x;
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@ -202,6 +202,31 @@ gsk_ngl_shadow_library_lookup (GskNglShadowLibrary *self,
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return ret->texture_id;
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}
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#if 0
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static void
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write_shadow_to_png (const Shadow *shadow)
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{
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int width = shadow->outline.bounds.size.width + (shadow->outline.bounds.origin.x * 2);
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int height = shadow->outline.bounds.size.height + (shadow->outline.bounds.origin.y * 2);
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int stride = cairo_format_stride_for_width (CAIRO_FORMAT_ARGB32, width);
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guchar *data = g_malloc (height * stride);
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cairo_surface_t *s;
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char *filename = g_strdup_printf ("shadow_cache_%d_%d_%d.png",
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width, height, shadow->texture_id);
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glBindTexture (GL_TEXTURE_2D, shadow->texture_id);
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glGetTexImage (GL_TEXTURE_2D, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
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s = cairo_image_surface_create_for_data (data, CAIRO_FORMAT_ARGB32,
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width, height,
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stride);
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cairo_surface_write_to_png (s, filename);
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cairo_surface_destroy (s);
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g_free (data);
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g_free (filename);
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}
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#endif
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void
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gsk_ngl_shadow_library_begin_frame (GskNglShadowLibrary *self)
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{
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@ -211,6 +236,14 @@ gsk_ngl_shadow_library_begin_frame (GskNglShadowLibrary *self)
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g_return_if_fail (GSK_IS_NGL_SHADOW_LIBRARY (self));
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#if 0
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for (i = 0, p = self->shadows->len; i < p; i++)
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{
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const Shadow *shadow = &g_array_index (self->shadows, Shadow, i);
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write_shadow_to_png (shadow);
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}
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#endif
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watermark = self->driver->current_frame_id - MAX_UNUSED_FRAMES;
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for (i = 0, p = self->shadows->len; i < p; i++)
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@ -170,7 +170,8 @@ gsk_ngl_texture_new (guint texture_id,
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const GskNglTextureNineSlice *
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gsk_ngl_texture_get_nine_slice (GskNglTexture *texture,
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const GskRoundedRect *outline,
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float extra_pixels)
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float extra_pixels_x,
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float extra_pixels_y)
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{
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g_assert (texture != NULL);
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g_assert (outline != NULL);
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@ -180,7 +181,7 @@ gsk_ngl_texture_get_nine_slice (GskNglTexture *texture,
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texture->nine_slice = g_new0 (GskNglTextureNineSlice, 9);
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nine_slice_rounded_rect (texture->nine_slice, outline);
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nine_slice_grow (texture->nine_slice, extra_pixels);
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nine_slice_grow (texture->nine_slice, extra_pixels_x, extra_pixels_y);
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nine_slice_to_texture_coords (texture->nine_slice, texture->width, texture->height);
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}
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@ -94,7 +94,8 @@ GskNglTexture *gsk_ngl_texture_new (guint
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gint64 frame_id);
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const GskNglTextureNineSlice *gsk_ngl_texture_get_nine_slice (GskNglTexture *texture,
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const GskRoundedRect *outline,
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float extra_pixels);
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float extra_pixels_x,
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float extra_pixels_y);
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void gsk_ngl_texture_free (GskNglTexture *texture);
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G_END_DECLS
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@ -159,121 +159,122 @@ nine_slice_to_texture_coords (GskNglTextureNineSlice *slices,
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static inline void
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nine_slice_grow (GskNglTextureNineSlice *slices,
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int amount)
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int amount_x,
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int amount_y)
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{
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if (amount == 0)
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if (amount_x == 0 && amount_y == 0)
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return;
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/* top left */
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slices[0].rect.x -= amount;
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slices[0].rect.y -= amount;
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if (amount > slices[0].rect.width)
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slices[0].rect.width += amount * 2;
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slices[0].rect.x -= amount_x;
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slices[0].rect.y -= amount_y;
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if (amount_x > slices[0].rect.width)
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slices[0].rect.width += amount_x * 2;
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else
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slices[0].rect.width += amount;
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slices[0].rect.width += amount_x;
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if (amount > slices[0].rect.height)
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slices[0].rect.height += amount * 2;
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if (amount_y > slices[0].rect.height)
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slices[0].rect.height += amount_y * 2;
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else
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slices[0].rect.height += amount;
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slices[0].rect.height += amount_y;
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/* Top center */
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slices[1].rect.y -= amount;
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if (amount > slices[1].rect.height)
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slices[1].rect.height += amount * 2;
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slices[1].rect.y -= amount_y;
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if (amount_y > slices[1].rect.height)
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slices[1].rect.height += amount_y * 2;
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else
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slices[1].rect.height += amount;
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slices[1].rect.height += amount_y;
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/* top right */
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slices[2].rect.y -= amount;
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if (amount > slices[2].rect.width)
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slices[2].rect.y -= amount_y;
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if (amount_x > slices[2].rect.width)
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{
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slices[2].rect.x -= amount;
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slices[2].rect.width += amount * 2;
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slices[2].rect.x -= amount_x;
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slices[2].rect.width += amount_x * 2;
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}
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else
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{
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slices[2].rect.width += amount;
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slices[2].rect.width += amount_x;
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}
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if (amount > slices[2].rect.height)
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slices[2].rect.height += amount * 2;
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if (amount_y > slices[2].rect.height)
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slices[2].rect.height += amount_y * 2;
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else
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slices[2].rect.height += amount;
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slices[2].rect.height += amount_y;
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slices[3].rect.x -= amount;
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if (amount > slices[3].rect.width)
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slices[3].rect.width += amount * 2;
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slices[3].rect.x -= amount_x;
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if (amount_x > slices[3].rect.width)
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slices[3].rect.width += amount_x * 2;
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else
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slices[3].rect.width += amount;
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slices[3].rect.width += amount_x;
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/* Leave center alone */
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if (amount > slices[5].rect.width)
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if (amount_x > slices[5].rect.width)
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{
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slices[5].rect.x -= amount;
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slices[5].rect.width += amount * 2;
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slices[5].rect.x -= amount_x;
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slices[5].rect.width += amount_x * 2;
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}
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else
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{
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slices[5].rect.width += amount;
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slices[5].rect.width += amount_x;
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}
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/* Bottom left */
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slices[6].rect.x -= amount;
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if (amount > slices[6].rect.width)
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slices[6].rect.x -= amount_x;
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if (amount_x > slices[6].rect.width)
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{
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slices[6].rect.width += amount * 2;
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slices[6].rect.width += amount_x * 2;
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}
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else
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{
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slices[6].rect.width += amount;
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slices[6].rect.width += amount_x;
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}
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if (amount > slices[6].rect.height)
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if (amount_y > slices[6].rect.height)
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{
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slices[6].rect.y -= amount;
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slices[6].rect.height += amount * 2;
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slices[6].rect.y -= amount_y;
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slices[6].rect.height += amount_y * 2;
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}
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else
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{
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slices[6].rect.height += amount;
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slices[6].rect.height += amount_y;
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}
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/* Bottom center */
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if (amount > slices[7].rect.height)
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if (amount_y > slices[7].rect.height)
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{
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slices[7].rect.y -= amount;
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slices[7].rect.height += amount * 2;
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slices[7].rect.y -= amount_y;
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slices[7].rect.height += amount_y * 2;
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}
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else
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{
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slices[7].rect.height += amount;
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slices[7].rect.height += amount_y;
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}
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if (amount > slices[8].rect.width)
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if (amount_x > slices[8].rect.width)
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{
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slices[8].rect.x -= amount;
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slices[8].rect.width += amount * 2;
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slices[8].rect.x -= amount_x;
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slices[8].rect.width += amount_x * 2;
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}
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else
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{
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slices[8].rect.width += amount;
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slices[8].rect.width += amount_x;
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}
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if (amount > slices[8].rect.height)
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if (amount_y > slices[8].rect.height)
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{
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slices[8].rect.y -= amount;
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slices[8].rect.height += amount * 2;
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slices[8].rect.y -= amount_y;
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slices[8].rect.height += amount_y * 2;
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}
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else
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{
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slices[8].rect.height += amount;
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slices[8].rect.height += amount_y;
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}
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#ifdef DEBUG_NINE_SLICE
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