tor-browser

commit 018b3ec17fc78894116db8e24250836460dcbb2e
parent fcd76c449494a489627282a2e1cce50da3017364
Author: Sotaro Ikeda <sotaro.ikeda.g@gmail.com>
Date:   Sat, 22 Nov 2025 04:10:08 +0000

Bug 2001759 - Follow-up on the dithering fix of Bug 1993075 r=gfx-reviewers,lsalzman

glsl part also needs to be updated.

Differential Revision: https://phabricator.services.mozilla.com/D273697

Diffstat:
M
gfx/wr/webrender/res/brush_linear_gradient.glsl
 | 
2
+-
M
gfx/wr/webrender/res/cs_linear_gradient.glsl
 | 
5
+++++
M
gfx/wr/webrender/res/cs_radial_gradient.glsl
 | 
2
+-
M
gfx/wr/webrender/res/ps_quad_gradient.glsl
 | 
2
+-
M
gfx/wr/webrender/res/ps_quad_radial_gradient.glsl
 | 
2
+-

5 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/gfx/wr/webrender/res/brush_linear_gradient.glsl b/gfx/wr/webrender/res/brush_linear_gradient.glsl
@@ -88,7 +88,7 @@ void swgl_drawSpanRGBA8() {
     }
 #ifdef WR_FEATURE_DITHERING
     swgl_commitDitheredLinearGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, true, v_gradient_repeat.x != 0.0,
-                                   v_pos, v_scale_dir, v_start_offset.x, gl_FragCoord);
+                                   v_pos, v_scale_dir, v_start_offset.x);
 #else
     swgl_commitLinearGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, true, v_gradient_repeat.x != 0.0,
                                    v_pos, v_scale_dir, v_start_offset.x);
diff --git a/gfx/wr/webrender/res/cs_linear_gradient.glsl b/gfx/wr/webrender/res/cs_linear_gradient.glsl
@@ -59,8 +59,13 @@ void swgl_drawSpanRGBA8() {
         return;
     }
 
+#ifdef WR_FEATURE_DITHERING
+    swgl_commitDitheredLinearGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, false, v_gradient_repeat.x != 0.0,
+                                   v_pos, v_scale_dir, v_start_offset.x);
+#else
     swgl_commitLinearGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, false, v_gradient_repeat.x != 0.0,
                                    v_pos, v_scale_dir, v_start_offset.x);
+#endif
 }
 #endif
 
diff --git a/gfx/wr/webrender/res/cs_radial_gradient.glsl b/gfx/wr/webrender/res/cs_radial_gradient.glsl
@@ -65,7 +65,7 @@ void swgl_drawSpanRGBA8() {
     }
 #ifdef WR_FEATURE_DITHERING
     swgl_commitDitheredRadialGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, v_gradient_repeat.x != 0.0,
-                                   v_pos, v_start_radius.x, gl_FragCoord);
+                                   v_pos, v_start_radius.x);
 #else
     swgl_commitRadialGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, v_gradient_repeat.x != 0.0, v_pos, v_start_radius.x);
 #endif
diff --git a/gfx/wr/webrender/res/ps_quad_gradient.glsl b/gfx/wr/webrender/res/ps_quad_gradient.glsl
@@ -398,7 +398,7 @@ void swgl_drawSpanRGBA8() {
 
 #ifdef WR_FEATURE_DITHERING
       swgl_commitDitheredRadialGradientFromStopsRGBA8(sGpuBufferF, offsets_addr, colors_addr,
-          stop_count, repeat, pos, start_radius, gl_FragCoord);
+          stop_count, repeat, pos, start_radius);
 #else
       swgl_commitRadialGradientFromStopsRGBA8(sGpuBufferF, offsets_addr, colors_addr,
           stop_count, repeat, pos, start_radius);
diff --git a/gfx/wr/webrender/res/ps_quad_radial_gradient.glsl b/gfx/wr/webrender/res/ps_quad_radial_gradient.glsl
@@ -75,7 +75,7 @@ void swgl_drawSpanRGBA8() {
     }
 #ifdef WR_FEATURE_DITHERING
     swgl_commitDitheredRadialGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, v_gradient_repeat.x != 0.0,
-                                   v_pos, v_start_radius.x, gl_FragCoord);
+                                   v_pos, v_start_radius.x);
 #else
     swgl_commitRadialGradientRGBA8(sGpuBufferF, address, GRADIENT_ENTRIES, v_gradient_repeat.x != 0.0, v_pos, v_start_radius.x); 
 #endif