client/src/main/java/core/engine/renderer/TerrainRenderer.java

@@ -44,6 +44,7 @@ public class TerrainRenderer {
         GL20.glEnableVertexAttribArray(2);
         GL13.glActiveTexture(GL13.GL_TEXTURE0);
         GL11.glBindTexture(GL11.GL_TEXTURE_2D, terrainTile.getModel().getModelTexture().getTextureID());
+        shader.loadTerrainColor(terrainTile.getColor());
     }
 
     private void unbindTexturedModel() {

client/src/main/java/core/engine/shader/TerrainShader.java

@@ -4,6 +4,7 @@ import core.engine.entity.Camera;
 import core.engine.entity.Light;
 import utils.MatrixGraphicUtils;
 import utils.vectors.Matrix4f;
+import utils.vectors.Vector3f;
 
 public class TerrainShader extends ShaderProgram{
     private static final String VERTEX_FILE = "src/main/java/core/engine/shader/terrainVertexShader.glsl";
@@ -14,6 +15,7 @@ public class TerrainShader extends ShaderProgram{
     private int location_viewMatrix;
     private int location_lightPosition;
     private int location_lightColor;
+    private int location_terrainColor;
     public TerrainShader() {
         super(VERTEX_FILE, FRAGMENT_FILE);
     }
@@ -25,6 +27,7 @@ public class TerrainShader extends ShaderProgram{
         this.location_viewMatrix = super.getUniformLocation("viewMatrix");
         this.location_lightColor = super.getUniformLocation("lightColor");
         this.location_lightPosition = super.getUniformLocation("lightPosition");
+        this.location_terrainColor = super.getUniformLocation("terrainColor");
     }
 
     @Override
@@ -51,4 +54,8 @@ public class TerrainShader extends ShaderProgram{
         super.loadVector(location_lightPosition, light.getPosition());
         super.loadVector(location_lightColor, light.getColor());
     }
+
+    public void loadTerrainColor(Vector3f color) {
+        super.loadVector(location_terrainColor, color);
+    }
 }

client/src/main/java/core/engine/shader/terrainFragmentShader.glsl

@@ -8,6 +8,7 @@ out vec4 out_Color;
 
 uniform sampler2D textureSampler;
 uniform vec3 lightColor;
+uniform vec3 terrainColor;
 
 void main(void) {
     vec3 unitNormal = normalize(surfaceNormal);
@@ -17,5 +18,5 @@ void main(void) {
     float brightness = max(nDotl, 0.2);
     vec3 diffusde = brightness * lightColor;
 
-    out_Color =  texture(textureSampler, pass_textureCoords);
+    out_Color =  /*vec4(diffusde, 1.0) **/ vec4(terrainColor, 1);
 }

client/src/main/java/core/engine/terrain/TerrainTile.java

@@ -13,6 +13,8 @@ public class TerrainTile {
     private float rotX, rotY, rotZ;
     private float scale;
 
+    private Vector3f color;
+
     public TerrainTile(TexturedModel model, Vector3f position, float rotX, float rotY, float rotZ, float scale) {
         this.model = model;
         this.position = position;
@@ -20,6 +22,7 @@ public class TerrainTile {
         this.rotY = rotY;
         this.rotZ = rotZ;
         this.scale = scale;
+        this.color  = new Vector3f((float) Math.random(), (float) Math.random(), (float) Math.random());
     }
 
     public TexturedModel getModel() {
@@ -69,4 +72,12 @@ public class TerrainTile {
     public void setScale(float scale) {
         this.scale = scale;
     }
+
+    public Vector3f getColor() {
+        return color;
+    }
+
+    public void setColor(Vector3f color) {
+        this.color = color;
+    }
 }