From f2d61d4043850e89b2d2cb7bacffe628aef0b981 Mon Sep 17 00:00:00 2001
From: victorfisac <victorfisac@gmail.com>
Date: Mon, 30 May 2016 19:43:35 +0200
Subject: [PATCH] Remove normal depth

Scaling normal depth (y axis) makes disappear the specular of
fragments... So I think it can be removed, it is not a very
useful/important attribute.
---
 src/models.c | 1 -
 src/raylib.h | 1 -
 src/rlgl.c   | 5 +----
 src/rlgl.h   | 1 -
 4 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/models.c b/src/models.c
index 6ffb561ed..90b752fd4 100644
--- a/src/models.c
+++ b/src/models.c
@@ -756,7 +756,6 @@ Material LoadDefaultMaterial(void)
     material.colSpecular = WHITE;   // Specular color
     
     material.glossiness = 100.0f;   // Glossiness level
-    material.normalDepth = 1.0f;    // Normal map depth
     
     return material;
 }
diff --git a/src/raylib.h b/src/raylib.h
index 0af7ef315..73a36a16f 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -419,7 +419,6 @@ typedef struct Material {
     Color colSpecular;          // Specular color
     
     float glossiness;           // Glossiness level (Ranges from 0 to 1000)
-    float normalDepth;          // Normal map depth
 } Material;
 
 // Model type
diff --git a/src/rlgl.c b/src/rlgl.c
index d781b755f..b45692073 100644
--- a/src/rlgl.c
+++ b/src/rlgl.c
@@ -1816,9 +1816,6 @@ void rlglDrawMesh(Mesh mesh, Material material, Matrix transform)
         glActiveTexture(GL_TEXTURE1);
         glBindTexture(GL_TEXTURE_2D, material.texNormal.id);
         glUniform1i(material.shader.mapTexture1Loc, 1);     // Normal texture fits in active texture unit 1
-        
-        // TODO: Upload to shader normalDepth
-        //glUniform1f(???, material.normalDepth);
     }
     
     if ((material.texSpecular.id != 0) && (material.shader.mapTexture2Loc != -1))
@@ -2565,7 +2562,7 @@ static Shader LoadDefaultShader(void)
 // Load standard shader
 // NOTE: This shader supports: 
 //      - Up to 3 different maps: diffuse, normal, specular
-//      - Material properties: colAmbient, colDiffuse, colSpecular, glossiness, normalDepth
+//      - Material properties: colAmbient, colDiffuse, colSpecular, glossiness
 //      - Up to 8 lights: Point, Directional or Spot
 static Shader LoadStandardShader(void)
 {
diff --git a/src/rlgl.h b/src/rlgl.h
index d4a2dabe4..dc16e8073 100644
--- a/src/rlgl.h
+++ b/src/rlgl.h
@@ -207,7 +207,6 @@ typedef enum { OPENGL_11 = 1, OPENGL_33, OPENGL_ES_20 } GlVersion;
         Color colSpecular;          // Specular color
         
         float glossiness;           // Glossiness level (Ranges from 0 to 1000)
-        float normalDepth;          // Normal map depth
     } Material;
     
     // Light type