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Basic physics updating is completed; Only draws black squares for now…
…, but animation is happening in a Transparent OpenGL layer
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@@ -15,5 +15,6 @@ buildscript { | |
| allprojects { | ||
| repositories { | ||
| jcenter() | ||
| mavenCentral(); | ||
| } | ||
| } | ||
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96 changes: 96 additions & 0 deletions
96
dust/src/main/java/com/billylindeman/dust/layer/GLParticleLayer.java
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25 changes: 0 additions & 25 deletions
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dust/src/main/java/com/billylindeman/dust/layer/ParticleLayer.java
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dust/src/main/java/com/billylindeman/dust/layer/Rectangle.java
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| package com.billylindeman.dust.layer; | ||
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| import java.nio.ByteBuffer; | ||
| import java.nio.ByteOrder; | ||
| import java.nio.FloatBuffer; | ||
| import java.nio.ShortBuffer; | ||
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| import javax.microedition.khronos.opengles.GL10; | ||
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| public class Rectangle { | ||
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| private float vertices[]={ | ||
| -1.0f, 1.0f, 0.0f, | ||
| -1.0f,-1.0f,0.0f, | ||
| 1.0f,-1.0f,0.0f, | ||
| 1.0f,1.0f,0.0f | ||
| }; | ||
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| private short[] indices = {0,1,2,0,2,3}; | ||
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| private FloatBuffer vertexBuffer; | ||
| private ShortBuffer indexBuffer; | ||
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| public Rectangle(){ | ||
| ByteBuffer vbb = ByteBuffer.allocateDirect(vertices.length * 4); | ||
| vbb.order(ByteOrder.nativeOrder()); | ||
| vertexBuffer = vbb.asFloatBuffer(); | ||
| vertexBuffer.put(vertices); | ||
| vertexBuffer.position(0); | ||
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| ByteBuffer ibb = ByteBuffer.allocateDirect(indices.length * 2); | ||
| ibb.order(ByteOrder.nativeOrder()); | ||
| indexBuffer = ibb.asShortBuffer(); | ||
| indexBuffer.put(indices); | ||
| indexBuffer.position(0); | ||
| } | ||
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| public void draw(GL10 gl){ | ||
| gl.glFrontFace(GL10.GL_CCW); | ||
| gl.glEnable(GL10.GL_CULL_FACE); | ||
| gl.glCullFace(GL10.GL_BACK); | ||
| gl.glEnableClientState(GL10.GL_VERTEX_ARRAY); | ||
| gl.glVertexPointer(3, GL10.GL_FLOAT, 0, vertexBuffer); | ||
| gl.glDrawElements(GL10.GL_TRIANGLES, indices.length, GL10.GL_UNSIGNED_SHORT, indexBuffer); | ||
| gl.glDisableClientState(GL10.GL_VERTEX_ARRAY); | ||
| gl.glDisable(GL10.GL_CULL_FACE); | ||
| } | ||
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| } |
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