1 files changed, 14 insertions, 1 deletions
diff --git a/src/shaders/common.h b/src/shaders/common.h
index 7e0ca5f..36f80c0 100644
--- a/src/shaders/common.h
+++ b/src/shaders/common.h
@@ -25,12 +25,22 @@
 #define _mvp_matrix (uniforms->mvp)
 #define _it_model_matrix /*inverse-transpose model matrix if needed*/
 
+// near 
+// far 
+// fov
+// aspect
+Vec4 _proj_params;
+
+// dt 
+// duration
+Vec2 _time;
+
 /************************************************************************/
 /* functions                                                            */
 /************************************************************************/
 
 /*shader built in functions*/
-Vec3 normal_from_color(Color32 c32);
+Vec3 unpacknormal(Color32 c32);
 
 Mat4 mat4(Vec4* c1, Vec4* c2, Vec4* c3, Vec4* c4);
 Mat3 mat3(Vec3* c1, Vec3* c2, Vec3* c3);
@@ -62,4 +72,7 @@ out_v3->x = color.x * 2 - 1; \
 out_v3->y = color.y * 2 - 1; \
 out_v3->z = color.z * 2 - 1; 
 
+float linear01depth(float depth);
+float lineareyedepth(float depth);
+
 #endif
 \ No newline at end of file