REVIEWED: Material params #1649

Just assigned a fixed memory size for custom Material parameters in case of being required, so we shouldn't worry about allocating/freeing them.

src/rlgl.h

@@ -316,7 +316,7 @@ typedef enum {
     typedef struct Material {
         Shader shader;          // Material shader
         MaterialMap *maps;      // Material maps (MAX_MATERIAL_MAPS)
-        float *params;          // Material generic parameters (if required)
+        float params[4];        // Material generic parameters (if required)
     } Material;
 
     // Camera type, defines a camera position/orientation in 3d space