1 files changed, 34 insertions, 0 deletions
diff --git a/advanced_lighting/6.hdr/shaders/blinn.vert b/advanced_lighting/6.hdr/shaders/blinn.vert
new file mode 100644
index 0000000..f08f38e
--- /dev/null
+++ b/advanced_lighting/6.hdr/shaders/blinn.vert
@@ -0,0 +1,34 @@
+#version 330 core
+layout(location = 0) in vec3 apos;
+layout(location = 1) in vec3 anormal;
+layout(location = 2) in vec2 atexc;
+
+out VS_OUT {
+	vec3	fpos;
+	vec3	fn;
+	vec2	texc;
+} vsout;
+
+uniform mat4	proj;
+uniform mat4	view;
+uniform mat4	model;
+
+uniform bool	invert_normals;
+
+void main(void)
+{
+	mat3	normtransf;
+
+	vsout.fpos = vec3(model*vec4(apos, 1.0));
+
+	normtransf = mat3(transpose(inverse(model)));
+
+	if (invert_normals)
+		vsout.fn = normtransf*(-anormal);
+	else
+		vsout.fn = normtransf*anormal;
+
+	vsout.texc = atexc;
+
+	gl_Position = proj*view*model*vec4(apos, 1.0);
+}