1 files changed, 22 insertions, 0 deletions

diff --git a/shaders/view_normal_mapped_normals.vert b/shaders/view_normal_mapped_normals.vert
new file mode 100644
index 0000000..004ed9a
--- /dev/null
+++ b/shaders/view_normal_mapped_normals.vert
@@ -0,0 +1,22 @@
+precision highp float;
+
+uniform mat4 Modelview;
+uniform mat4 Projection;
+
+layout (location = 0) in vec3 vPosition;
+layout (location = 1) in vec3 vNormal;
+layout (location = 2) in vec4 vTangent;
+layout (location = 3) in vec2 vTexcoord;
+
+out vec3 Normal;
+out vec4 Tangent;
+out vec3 Bitangent; // TODO: Compute here or in PS?
+out vec2 Texcoord;
+
+void main() {
+  Texcoord = vTexcoord;
+  Normal = mat3(Modelview) * vNormal;
+  Tangent = vec4(mat3(Modelview) * vTangent.xyz, vTangent.w);
+  Bitangent = cross(Normal, Tangent.xyz) * vTangent.w;
+  gl_Position = Projection * Modelview * vec4(vPosition, 1.0);
+}