1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gles2/shaders/resolve.glsl b/drivers/gles2/shaders/resolve.glsl
new file mode 100644
index 0000000000..071cb37a99
--- /dev/null
+++ b/drivers/gles2/shaders/resolve.glsl
@@ -0,0 +1,42 @@
+/* clang-format off */
+[vertex]
+
+layout(location = 0) in highp vec4 vertex_attrib;
+/* clang-format on */
+layout(location = 4) in vec2 uv_in;
+
+out vec2 uv_interp;
+
+void main() {
+	uv_interp = uv_in;
+	gl_Position = vertex_attrib;
+}
+
+/* clang-format off */
+[fragment]
+
+#if !defined(GLES_OVER_GL)
+precision mediump float;
+#endif
+
+in vec2 uv_interp;
+/* clang-format on */
+uniform sampler2D source_specular; //texunit:0
+uniform sampler2D source_ssr; //texunit:1
+
+uniform vec2 pixel_size;
+
+in vec2 uv2_interp;
+
+layout(location = 0) out vec4 frag_color;
+
+void main() {
+	vec4 specular = texture(source_specular, uv_interp);
+
+#ifdef USE_SSR
+	vec4 ssr = textureLod(source_ssr, uv_interp, 0.0);
+	specular.rgb = mix(specular.rgb, ssr.rgb * specular.a, ssr.a);
+#endif
+
+	frag_color = vec4(specular.rgb, 1.0);
+}