Update normalmap.fs

Author: raysan5

examples/shaders/resources/shaders/glsl100/normalmap.fs

@@ -23,20 +23,20 @@ uniform float specularExponent;
 
 void main()
 {
-    vec4 texelColor = texture(texture0, vec2(fragTexCoord.x, fragTexCoord.y));
+    vec4 texelColor = texture2D(texture0, vec2(fragTexCoord.x, fragTexCoord.y));
     vec3 specular = vec3(0.0);
     vec3 viewDir = normalize(viewPos - fragPosition);
     vec3 lightDir = normalize(lightPos - fragPosition);
 
-    vec3 normal;
+    vec3 normal = vec3(0.0);
     if (useNormalMap)
     {
-        normal = texture(normalMap, vec2(fragTexCoord.x, fragTexCoord.y)).rgb;
+        normal = texture2D(normalMap, vec2(fragTexCoord.x, fragTexCoord.y)).rgb;
 
-        //Transform normal values to the range -1.0 ... 1.0
+        // Transform normal values to the range -1.0 ... 1.0
         normal = normalize(normal*2.0 - 1.0);
 
-        //Transform the normal from tangent-space to world-space for lighting calculation
+        // Transform the normal from tangent-space to world-space for lighting calculation
         normal = normalize(normal*TBN);
     }
     else
@@ -56,7 +56,7 @@ void main()
 
     specular += specCo;
 
-    finalColor = (texelColor*((tint + vec4(specular, 1.0))*vec4(lightDot, 1.0)));
+    vec4 finalColor = (texelColor*((tint + vec4(specular, 1.0))*vec4(lightDot, 1.0)));
     finalColor += texelColor*(vec4(1.0, 1.0, 1.0, 1.0)/40.0)*tint;
 
     // Gamma correction