Added some more test cases. Fixed a bug when rendering markers.

src/ve/ucv/ciens/ccg/nxtar/entities/MarkerTestEntityCreator.java

@@ -38,14 +38,14 @@ public class MarkerTestEntityCreator extends EntityCreatorBase {
 	private static final String TAG = "MARKER_TEST_ENTITY_CREATOR";
 	private static final String CLASS_NAME = MarkerTestEntityCreator.class.getSimpleName();
 
-	private Mesh markerMesh;
+	private Mesh patchMesh, sphereMesh, boxMesh;
 	private CustomShaderBase phongShader;
 
 	@Override
 	public void createAllEntities() {
 		MeshBuilder builder;
 		Matrix3 identity = new Matrix3().idt();
-		Entity marker;
+		Entity patch, sphere, box;
 
 		// Create mesh.
 		Gdx.app.log(TAG, CLASS_NAME + ".createAllEntities(): Creating the meshes.");
@@ -58,7 +58,17 @@ public class MarkerTestEntityCreator extends EntityCreatorBase {
 			Vector3 v01 = new Vector3( 0.5f, -0.5f, 0.0f);
 			Vector3 n = new Vector3(0.0f, 1.0f, 0.0f);
 			builder.patch(v00, v10, v11, v01, n, 10, 10);
-		}markerMesh = builder.end();
+		}patchMesh = builder.end();
+
+		builder.begin(new VertexAttributes(new VertexAttribute(Usage.Position, 3, "a_position"), new VertexAttribute(Usage.Normal, 3, "a_normal"), new VertexAttribute(Usage.Color, 4, "a_color")), GL20.GL_TRIANGLES);{
+			builder.setColor(1.0f, 1.0f, 1.0f, 1.0f);
+			builder.sphere(1.0f, 1.0f, 1.0f, 10, 10);
+		}sphereMesh = builder.end();
+
+		builder.begin(new VertexAttributes(new VertexAttribute(Usage.Position, 3, "a_position"), new VertexAttribute(Usage.Normal, 3, "a_normal"), new VertexAttribute(Usage.Color, 4, "a_color")), GL20.GL_TRIANGLES);{
+			builder.setColor(1.0f, 1.0f, 1.0f, 1.0f);
+			builder.box(0.5f, 0.5f, 6.0f);
+		}boxMesh = builder.end();
 
 		// Load the phong shader.
 		Gdx.app.log(TAG, CLASS_NAME + ".createAllEntities(): Loading the phong shader.");
@@ -71,15 +81,28 @@ public class MarkerTestEntityCreator extends EntityCreatorBase {
 
 		// Create the entities.
 		Gdx.app.log(TAG, CLASS_NAME + ".createAllEntities(): Creating the enitites.");
-		marker = world.createEntity();
+		patch = world.createEntity();
-		marker.addComponent(new GeometryComponent(new Vector3(0.0f, 0.0f, 0.0f), identity, new Vector3(1.0f, 1.0f, 1.0f)));
+		patch.addComponent(new GeometryComponent(new Vector3(0.0f, 0.0f, 0.0f), identity, new Vector3(1.0f, 1.0f, 1.0f)));
-		marker.addComponent(new MeshComponent(markerMesh));
+		patch.addComponent(new MeshComponent(patchMesh));
-		marker.addComponent(new ShaderComponent(phongShader));
+		patch.addComponent(new ShaderComponent(phongShader));
-		marker.addComponent(new MarkerCodeComponent(213));
+		patch.addComponent(new MarkerCodeComponent(213));
+
+		sphere = world.createEntity();
+		sphere.addComponent(new GeometryComponent(new Vector3(0.0f, 0.0f, 0.0f), identity, new Vector3(1.0f, 1.0f, 1.0f)));
+		sphere.addComponent(new MeshComponent(sphereMesh));
+		sphere.addComponent(new ShaderComponent(phongShader));
+		sphere.addComponent(new MarkerCodeComponent(10));
+
+		box = world.createEntity();
+		box.addComponent(new GeometryComponent(new Vector3(-1.0f, 0.0f, 0.0f), identity, new Vector3(1.0f, 1.0f, 1.0f)));
+		box.addComponent(new MeshComponent(boxMesh));
+		box.addComponent(new ShaderComponent(phongShader));
 
 		// Add the entities to the world.
 		Gdx.app.log(TAG, CLASS_NAME + ".createAllEntities(): Adding entities to the world.");
-		marker.addToWorld();
+		sphere.addToWorld();
+		patch.addToWorld();
+		box.addToWorld();
 	}
 
 	@Override
@@ -87,7 +110,13 @@ public class MarkerTestEntityCreator extends EntityCreatorBase {
 		if(phongShader != null && phongShader.getShaderProgram() != null)
 			phongShader.getShaderProgram().dispose();
 
-		if(markerMesh != null)
+		if(patchMesh != null)
-			markerMesh.dispose();
+			patchMesh.dispose();
+
+		if(sphereMesh != null)
+			sphereMesh.dispose();
+
+		if(boxMesh != null)
+			boxMesh.dispose();
 	}
 }

src/ve/ucv/ciens/ccg/nxtar/states/InGameState.java

@@ -22,6 +22,7 @@ import ve.ucv.ciens.ccg.nxtar.NxtARCore.game_states_t;
 import ve.ucv.ciens.ccg.nxtar.entities.EntityCreatorBase;
 import ve.ucv.ciens.ccg.nxtar.entities.MarkerTestEntityCreator;
 import ve.ucv.ciens.ccg.nxtar.graphics.CustomPerspectiveCamera;
+import ve.ucv.ciens.ccg.nxtar.graphics.LightSource;
 import ve.ucv.ciens.ccg.nxtar.graphics.RenderParameters;
 import ve.ucv.ciens.ccg.nxtar.interfaces.ImageProcessor.MarkerData;
 import ve.ucv.ciens.ccg.nxtar.network.monitors.MotorEventQueue;
@@ -36,6 +37,7 @@ import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.Input;
 import com.badlogic.gdx.controllers.Controller;
 import com.badlogic.gdx.controllers.mappings.Ouya;
+import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.graphics.OrthographicCamera;
 import com.badlogic.gdx.graphics.Pixmap;
@@ -59,6 +61,11 @@ public class InGameState extends BaseState{
 	private static final float   FAR                    = 100.0f;
 	private static final float   FAR_PLUS_NEAR          = FAR + NEAR;
 	private static final float   FAR_LESS_NEAR          = FAR - NEAR;
+	private static final Vector3 LIGHT_POSITION         = new Vector3(2.0f, 2.0f, 4.0f);
+	private static final Color   AMBIENT_COLOR          = new Color(0.0f, 0.1f, 0.2f, 1.0f);
+	private static final Color   DIFFUSE_COLOR          = new Color(1.0f, 1.0f, 1.0f, 1.0f);
+	private static final Color   SPECULAR_COLOR         = new Color(1.0f, 0.8f, 0.0f, 1.0f);
+	private static final float   SHINYNESS              = 50.0f;
 
 	// Background related fields.
 	private float                   uScaling[];
@@ -175,6 +182,7 @@ public class InGameState extends BaseState{
 		frameBuffer = null;
 		perspectiveCamera = null;
 		frameBufferSprite = null;
+		RenderParameters.setLightSource1(new LightSource(LIGHT_POSITION, AMBIENT_COLOR, DIFFUSE_COLOR, SPECULAR_COLOR, SHINYNESS));
 
 		// Set up the game world.
 		gameWorld = new World();

src/ve/ucv/ciens/ccg/nxtar/systems/MarkerPositioningSystem.java

@@ -62,17 +62,16 @@ public class MarkerPositioningSystem extends EntityProcessingSystem {
 		Gdx.app.log(TAG, CLASS_NAME + ".process(): Processing markers.");
 		for(int i = 0; i < ProjectConstants.MAXIMUM_NUMBER_OF_MARKERS; i++){
 			if(markers.markerCodes[i] != 1){
+				Gdx.app.log(TAG, CLASS_NAME + ".process(): Checking marker code: " + Integer.toString(markers.markerCodes[i]));
+				Gdx.app.log(TAG, CLASS_NAME + ".process(): This entity's code is: " + Integer.toString(marker.code));
 				if(markers.markerCodes[i] == marker.code){
 					Gdx.app.log(TAG, CLASS_NAME + ".process(): Processing marker code " + Integer.toString(markers.markerCodes[i]) + ".");
 					geometry.position.set(markers.translationVectors[i]);
 					geometry.rotation.set(markers.rotationMatrices[i]);
-					break;
 				}
 			}else{
 				Gdx.app.log(TAG, CLASS_NAME + ".process(): Skipping marker number " + Integer.toString(i) + ".");
 			}
 		}
-
-		markers = null;
 	}
 }

src/ve/ucv/ciens/ccg/nxtar/systems/MarkerRenderingSystem.java

@@ -82,6 +82,8 @@ public class MarkerRenderingSystem extends EntityProcessingSystem {
 		Gdx.app.log(TAG, CLASS_NAME + ".process(): Processing markers.");
 		for(int i = 0; i < ProjectConstants.MAXIMUM_NUMBER_OF_MARKERS; i++){
 			if(markers.markerCodes[i] != 1){
+				Gdx.app.log(TAG, CLASS_NAME + ".process(): Checking marker code: " + Integer.toString(markers.markerCodes[i]));
+				Gdx.app.log(TAG, CLASS_NAME + ".process(): This entity's code is: " + Integer.toString(marker.code));
 				if(markers.markerCodes[i] == marker.code){
 					Gdx.app.log(TAG, CLASS_NAME + ".process(): Rendering marker code " + Integer.toString(markers.markerCodes[i]) + ".");
 					// Set the geometric transformations.
@@ -113,15 +115,11 @@ public class MarkerRenderingSystem extends EntityProcessingSystem {
 						shaderComp.shader.setUniforms();
 						meshComp.model.render(shaderComp.shader.getShaderProgram(), GL20.GL_TRIANGLES);
 					}shaderComp.shader.getShaderProgram().end();
-
-					break;
 				}
 			}else{
 				Gdx.app.log(TAG, CLASS_NAME + ".process(): Skipping marker number " + Integer.toString(i) + ".");
 			}
 		}
-
-		markers = null;
 	}
 
 }

src/ve/ucv/ciens/ccg/nxtar/systems/ObjectRenderingSystem.java

@@ -19,7 +19,6 @@ import ve.ucv.ciens.ccg.nxtar.components.GeometryComponent;
 import ve.ucv.ciens.ccg.nxtar.components.MarkerCodeComponent;
 import ve.ucv.ciens.ccg.nxtar.components.MeshComponent;
 import ve.ucv.ciens.ccg.nxtar.components.ShaderComponent;
-import ve.ucv.ciens.ccg.nxtar.graphics.LightSource;
 import ve.ucv.ciens.ccg.nxtar.graphics.RenderParameters;
 
 import com.artemis.Aspect;
@@ -27,10 +26,8 @@ import com.artemis.ComponentMapper;
 import com.artemis.Entity;
 import com.artemis.annotations.Mapper;
 import com.artemis.systems.EntityProcessingSystem;
-import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.math.Matrix4;
-import com.badlogic.gdx.math.Vector3;
 
 /**
  * <p>Entity processing system in charge of rendering 3D objects using OpenGL. The
@@ -41,12 +38,6 @@ public class ObjectRenderingSystem extends EntityProcessingSystem {
 	@Mapper ComponentMapper<ShaderComponent> shaderMapper;
 	@Mapper ComponentMapper<MeshComponent> modelMapper;
 
-	private static final Vector3 LIGHT_POSITION = new Vector3(2.0f, 2.0f, 4.0f);
-	private static final Color AMBIENT_COLOR = new Color(0.0f, 0.1f, 0.2f, 1.0f);
-	private static final Color DIFFUSE_COLOR = new Color(1.0f, 1.0f, 1.0f, 1.0f);
-	private static final Color SPECULAR_COLOR = new Color(1.0f, 0.8f, 0.0f, 1.0f);
-	private static final float SHINYNESS = 50.0f;
-
 	/**
 	 * <p>A matrix representing 3D translations.</p>
 	 */
@@ -71,8 +62,6 @@ public class ObjectRenderingSystem extends EntityProcessingSystem {
 	public ObjectRenderingSystem() {
 		super(Aspect.getAspectForAll(GeometryComponent.class, ShaderComponent.class, MeshComponent.class).exclude(MarkerCodeComponent.class));
 
-		RenderParameters.setLightSource1(new LightSource(LIGHT_POSITION, AMBIENT_COLOR, DIFFUSE_COLOR, SPECULAR_COLOR, SHINYNESS));
-
 		translationMatrix = new Matrix4().setToTranslation(0.0f, 0.0f, 0.0f);
 		rotationMatrix = new Matrix4().idt();
 		scalingMatrix = new Matrix4().setToScaling(0.0f, 0.0f, 0.0f);