[docs] Include uncompressed shader source in .cpp comments

This is meant to
(1) Make it easier for new developers to find the source
(2) Make it easier to look at shader diffs when the GL JS pin changes

1 files changed, 20 insertions, 0 deletions

diff --git a/src/mbgl/shaders/clipping_mask.cpp b/src/mbgl/shaders/clipping_mask.cpp
index 9a06ed0f85..767ccb5c86 100644
--- a/src/mbgl/shaders/clipping_mask.cpp
+++ b/src/mbgl/shaders/clipping_mask.cpp
@@ -10,5 +10,25 @@ const char* clipping_mask::name = "clipping_mask";
 const char* clipping_mask::vertexSource = source() + 10633;
 const char* clipping_mask::fragmentSource = source() + 10745;
 
+// Uncompressed source of clipping_mask.vertex.glsl:
+/*
+attribute vec2 a_pos;
+
+uniform mat4 u_matrix;
+
+void main() {
+    gl_Position = u_matrix * vec4(a_pos, 0, 1);
+}
+
+*/
+
+// Uncompressed source of clipping_mask.fragment.glsl:
+/*
+void main() {
+    gl_FragColor = vec4(1.0);
+}
+
+*/
+
 } // namespace shaders
 } // namespace mbgl