some prb examples

1 files changed, 21 insertions, 0 deletions

diff --git a/pbr/2.1.1.ibl_irradiance_conversion/pbr.vert b/pbr/2.1.1.ibl_irradiance_conversion/pbr.vert
new file mode 100644
index 0000000..e6e3800
--- /dev/null
+++ b/pbr/2.1.1.ibl_irradiance_conversion/pbr.vert
@@ -0,0 +1,21 @@
+#version 330 core
+
+layout(location = 0) in vec3 position;
+layout(location = 1) in vec3 normal;
+
+out vert_t {
+	vec3 position;
+	vec3 normal;
+} vert;
+
+uniform mat4 projection;
+uniform mat4 view;
+uniform mat4 model;
+
+void main(void)
+{
+	gl_Position = projection * view * model * vec4(position, 1.0);
+
+	vert.position = vec3(model * vec4(position, 1.0));
+	vert.normal = normalize(mat3(transpose(inverse(model))) * normal);
+}