Merge remote-tracking branch 'origin/dev' into wip/cmake

Change-Id: I0c5b939c70bdb91ccdf7068784308416dcaa5736

1 files changed, 23 insertions, 0 deletions

diff --git a/tests/manual/scenegraph_lancelot/data/shared/shaders/shadow_rhi.frag b/tests/manual/scenegraph_lancelot/data/shared/shaders/shadow_rhi.frag
new file mode 100644
index 0000000000..6a2d8dc122
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shared/shaders/shadow_rhi.frag
@@ -0,0 +1,23 @@
+#version 440
+
+layout(location = 0) in vec2 qt_TexCoord0;
+layout(location = 0) out vec4 fragColor;
+
+layout(binding = 1) uniform sampler2D source;
+
+layout(std140, binding = 0) uniform buf {
+    mat4 qt_Matrix;
+    float qt_Opacity;
+    vec2 offset;
+    vec2 delta;
+} ubuf;
+
+void main() {
+    vec2 delta2 = vec2(ubuf.delta.x, -ubuf.delta.y);
+    float shadow = 0.25 * (texture(source, qt_TexCoord0 - ubuf.offset + ubuf.delta).a
+                         + texture(source, qt_TexCoord0 - ubuf.offset - ubuf.delta).a
+                         + texture(source, qt_TexCoord0 - ubuf.offset + delta2).a
+                         + texture(source, qt_TexCoord0 - ubuf.offset - delta2).a);
+    vec4 color = texture(source, qt_TexCoord0);
+    fragColor = mix(vec4(vec3(0.), 0.5 * shadow), color, color.a);
+}