1 files changed, 19 insertions, 0 deletions
diff --git a/advanced_opengl/6.cubemaps/shaders/refraction.vs b/advanced_opengl/6.cubemaps/shaders/refraction.vs
new file mode 100644
index 0000000..34ad142
--- /dev/null
+++ b/advanced_opengl/6.cubemaps/shaders/refraction.vs
@@ -0,0 +1,19 @@
+#version 330 core
+
+layout(location = 0) in vec3 apos;
+layout(location = 1) in vec3 anormal;
+
+out vec3 pos;
+out vec3 normal;
+
+uniform mat4 model;
+uniform mat4 view;
+uniform mat4 projection;
+
+void
+main(void)
+{
+    pos = vec3(model*vec4(apos, 1.0f));
+    normal = mat3(transpose(inverse(model)))*anormal;
+    gl_Position = projection*view*model*vec4(apos, 1.0f);
+}