1 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/lit_surface_vert.glsl b/source/blender/draw/engines/eevee/shaders/lit_surface_vert.glsl
new file mode 100644
index 00000000000..998ccfa453a
--- /dev/null
+++ b/source/blender/draw/engines/eevee/shaders/lit_surface_vert.glsl
@@ -0,0 +1,40 @@
+
+uniform mat4 ModelViewProjectionMatrix;
+uniform mat4 ModelMatrix;
+uniform mat4 ModelViewMatrix;
+uniform mat3 WorldNormalMatrix;
+#ifndef ATTRIB
+uniform mat3 NormalMatrix;
+#endif
+
+in vec3 pos;
+in vec3 nor;
+
+out vec3 worldPosition;
+out vec3 viewPosition;
+
+/* Used for planar reflections */
+uniform vec4 ClipPlanes[1];
+
+#ifdef USE_FLAT_NORMAL
+flat out vec3 worldNormal;
+flat out vec3 viewNormal;
+#else
+out vec3 worldNormal;
+out vec3 viewNormal;
+#endif
+
+void main() {
+	gl_Position = ModelViewProjectionMatrix * vec4(pos, 1.0);
+	viewPosition = (ModelViewMatrix * vec4(pos, 1.0)).xyz;
+	worldPosition = (ModelMatrix * vec4(pos, 1.0)).xyz;
+	viewNormal = normalize(NormalMatrix * nor);
+	worldNormal = normalize(WorldNormalMatrix * nor);
+
+	/* Used for planar reflections */
+	gl_ClipDistance[0] = dot(vec4(worldPosition, 1.0), ClipPlanes[0]);
+
+#ifdef ATTRIB
+	pass_attrib(pos);
+#endif
+}
+\ No newline at end of file