2 files changed, 21 insertions, 5 deletions
diff --git a/glow/src/shader/common/triangle.frag b/glow/src/shader/common/triangle.frag
new file mode 100644
index 00000000..e8689f2e
--- /dev/null
+++ b/glow/src/shader/common/triangle.frag
@@ -0,0 +1,18 @@
+#ifdef GL_ES
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+precision highp float;
+#else
+precision mediump float;
+#endif
+#endif
+
+#ifdef HIGHER_THAN_300
+out vec4 fragColor;
+#define gl_FragColor fragColor
+#endif
+
+in vec4 v_Color;
+
+void main() {
+    gl_FragColor = v_Color;
+}
+\ No newline at end of file
diff --git a/glow/src/shader/triangle.vert b/glow/src/shader/common/triangle.vert
index 5723436a..d0494a5f 100644
--- a/glow/src/shader/triangle.vert
+++ b/glow/src/shader/common/triangle.vert
@@ -1,13 +1,11 @@
-#version 330
-
 uniform mat4 u_Transform;
 
-layout(location = 0) in vec2 i_Position;
-layout(location = 1) in vec4 i_Color;
+in vec2 i_Position;
+in vec4 i_Color;
 
 out vec4 v_Color;
 
 void main() {
     gl_Position = u_Transform * vec4(i_Position, 0.0, 1.0);
     v_Color = i_Color;
-}
+}
+\ No newline at end of file