package org.andengine.entity.primitive; import org.andengine.engine.camera.Camera; import org.andengine.entity.primitive.vbo.HighPerformanceMeshVertexBufferObject; import org.andengine.entity.primitive.vbo.IMeshVertexBufferObject; import org.andengine.entity.shape.IShape; import org.andengine.entity.shape.RectangularShape; import org.andengine.entity.shape.Shape; import org.andengine.opengl.shader.PositionColorShaderProgram; import org.andengine.opengl.shader.constants.ShaderProgramConstants; import org.andengine.opengl.util.GLState; import org.andengine.opengl.vbo.DrawType; import org.andengine.opengl.vbo.VertexBufferObjectManager; import org.andengine.opengl.vbo.attribute.VertexBufferObjectAttribute; import org.andengine.opengl.vbo.attribute.VertexBufferObjectAttributes; import org.andengine.opengl.vbo.attribute.VertexBufferObjectAttributesBuilder; import org.andengine.util.exception.MethodNotSupportedException; import android.opengl.GLES20; /** * (c) Zynga 2012 * * @author Nicolas Gramlich <ngramlich@zynga.com> * @since 16:44:50 - 09.02.2012 */ public class Mesh extends Shape { // =========================================================== // Constants // =========================================================== public static final int VERTEX_INDEX_X = 0; public static final int VERTEX_INDEX_Y = Mesh.VERTEX_INDEX_X + 1; public static final int COLOR_INDEX = Mesh.VERTEX_INDEX_Y + 1; public static final int VERTEX_SIZE = 2 + 1; public static final VertexBufferObjectAttributes VERTEXBUFFEROBJECTATTRIBUTES_DEFAULT = new VertexBufferObjectAttributesBuilder(2) .add(ShaderProgramConstants.ATTRIBUTE_POSITION_LOCATION, ShaderProgramConstants.ATTRIBUTE_POSITION, 2, GLES20.GL_FLOAT, false) .add(ShaderProgramConstants.ATTRIBUTE_COLOR_LOCATION, ShaderProgramConstants.ATTRIBUTE_COLOR, 4, GLES20.GL_UNSIGNED_BYTE, true) .build(); // =========================================================== // Fields // =========================================================== protected final IMeshVertexBufferObject mMeshVertexBufferObject; private int mVertexCountToDraw; private int mDrawMode; // =========================================================== // Constructors // =========================================================== /** * Uses a default {@link HighPerformanceMeshVertexBufferObject} in {@link DrawType#STATIC} with the {@link VertexBufferObjectAttribute}s: {@link Mesh#VERTEXBUFFEROBJECTATTRIBUTES_DEFAULT}. */ public Mesh(final float pX, final float pY, final float[] pBufferData, final int pVertexCount, final DrawMode pDrawMode, final VertexBufferObjectManager pVertexBufferObjectManager) { this(pX, pY, pBufferData, pVertexCount, pDrawMode, pVertexBufferObjectManager, DrawType.STATIC); } /** * Uses a default {@link HighPerformanceMeshVertexBufferObject} with the {@link VertexBufferObjectAttribute}s: {@link Mesh#VERTEXBUFFEROBJECTATTRIBUTES_DEFAULT}. */ public Mesh(final float pX, final float pY, final float[] pBufferData, final int pVertexCount, final DrawMode pDrawMode, final VertexBufferObjectManager pVertexBufferObjectManager, final DrawType pDrawType) { this(pX, pY, pVertexCount, pDrawMode, new HighPerformanceMeshVertexBufferObject(pVertexBufferObjectManager, pBufferData, pVertexCount, pDrawType, true, Mesh.VERTEXBUFFEROBJECTATTRIBUTES_DEFAULT)); } public Mesh(final float pX, final float pY, final int pVertexCount, final DrawMode pDrawMode, final IMeshVertexBufferObject pMeshVertexBufferObject) { super(pX, pY, PositionColorShaderProgram.getInstance()); this.mDrawMode = pDrawMode.getDrawMode(); this.mMeshVertexBufferObject = pMeshVertexBufferObject; this.mVertexCountToDraw = pVertexCount; this.mMeshVertexBufferObject.setDirtyOnHardware(); this.setBlendingEnabled(true); } // =========================================================== // Getter & Setter // =========================================================== public float[] getBufferData() { return this.mMeshVertexBufferObject.getBufferData(); } public void setVertexCountToDraw(final int pVertexCountToDraw) { this.mVertexCountToDraw = pVertexCountToDraw; } public void setDrawMode(final DrawMode pDrawMode) { this.mDrawMode = pDrawMode.mDrawMode; } // =========================================================== // Methods for/from SuperClass/Interfaces // =========================================================== @Override public IMeshVertexBufferObject getVertexBufferObject() { return this.mMeshVertexBufferObject; } @Override protected void preDraw(final GLState pGLState, final Camera pCamera) { super.preDraw(pGLState, pCamera); this.mMeshVertexBufferObject.bind(pGLState, this.mShaderProgram); } @Override protected void draw(final GLState pGLState, final Camera pCamera) { this.mMeshVertexBufferObject.draw(this.mDrawMode, this.mVertexCountToDraw); } @Override protected void postDraw(final GLState pGLState, final Camera pCamera) { this.mMeshVertexBufferObject.unbind(pGLState, this.mShaderProgram); super.postDraw(pGLState, pCamera); } @Override protected void onUpdateColor() { this.mMeshVertexBufferObject.onUpdateColor(this); } @Override protected void onUpdateVertices() { this.mMeshVertexBufferObject.onUpdateVertices(this); } @Override @Deprecated public boolean contains(final float pX, final float pY) { throw new MethodNotSupportedException(); } @Override public boolean collidesWith(final IShape pOtherShape) { if(pOtherShape instanceof Line) { // TODO return false; } else if(pOtherShape instanceof RectangularShape) { // TODO return false; } else { return false; } } // =========================================================== // Methods // =========================================================== // =========================================================== // Inner and Anonymous Classes // =========================================================== }