Java DebugDraw类代码示例

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw, int node, int spot, int height) {
  AABB a = m_aabb[node];
  a.getVertices(drawVecs);

  color.set(1, (height - spot) * 1f / height, (height - spot) * 1f / height);
  argDraw.drawPolygon(drawVecs, 4, color);

  argDraw.getViewportTranform().getWorldToScreen(a.upperBound, textVec);
  argDraw.drawString(textVec.x, textVec.y, node + "-" + (spot + 1) + "/" + height, color);

  int c1 = m_child1[node];
  int c2 = m_child2[node];
  if (c1 != NULL_NODE) {
    drawTree(argDraw, c1, spot + 1, height);
  }
  if (c2 != NULL_NODE) {
    drawTree(argDraw, c2, spot + 1, height);
  }
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw, DynamicTreeNode node, int spot, int height) {
  node.aabb.getVertices(drawVecs);

  color.set(1, (height - spot) * 1f / height, (height - spot) * 1f / height);
  argDraw.drawPolygon(drawVecs, 4, color);

  argDraw.getViewportTranform().getWorldToScreen(node.aabb.upperBound, textVec);
  argDraw.drawString(textVec.x, textVec.y, node.id + "-" + (spot + 1) + "/" + height, color);

  if (node.child1 != null) {
    drawTree(argDraw, node.child1, spot + 1, height);
  }
  if (node.child2 != null) {
    drawTree(argDraw, node.child2, spot + 1, height);
  }
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
private void drawParticleSystem(ParticleSystem system) {
  boolean wireframe = (m_debugDraw.getFlags() & DebugDraw.e_wireframeDrawingBit) != 0;
  int particleCount = system.getParticleCount();
  if (particleCount != 0) {
    float particleRadius = system.getParticleRadius();
    Vec2[] positionBuffer = system.getParticlePositionBuffer();
    ParticleColor[] colorBuffer = null;
    if (system.m_colorBuffer.data != null) {
      colorBuffer = system.getParticleColorBuffer();
    }
    if (wireframe) {
      m_debugDraw.drawParticlesWireframe(positionBuffer, particleRadius, colorBuffer,
          particleCount);
    } else {
      m_debugDraw.drawParticles(positionBuffer, particleRadius, colorBuffer, particleCount);
    }
  }
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw, DynamicTreeNode argNode, int spot, int height) {
	argNode.aabb.getVertices(drawVecs);
	
	color.set(1, (height - spot) * 1f / height, (height - spot) * 1f / height);
	argDraw.drawPolygon(drawVecs, 4, color);
	
	argDraw.getViewportTranform().getWorldToScreen(argNode.aabb.upperBound, textVec);
	argDraw.drawString(textVec.x, textVec.y, (spot + 1) + "/" + height, color);
	
	if (argNode.child1 != null) {
		drawTree(argDraw, argNode.child1, spot + 1, height);
	}
	if (argNode.child2 != null) {
		drawTree(argDraw, argNode.child2, spot + 1, height);
	}
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw, int nodeId, int spot, int height) {
  final DynamicTreeNode node = m_nodes[nodeId];
  node.aabb.getVertices(drawVecs);

  color.set(1, (height - spot) * 1f / height, (height - spot) * 1f / height);
  argDraw.drawPolygon(drawVecs, 4, color);

  argDraw.getViewportTranform().getWorldToScreen(node.aabb.upperBound, textVec);
  argDraw.drawString(textVec.x, textVec.y, nodeId + "-" + (spot + 1) + "/" + height, color);

  if (node.child1 != NULL_NODE) {
    drawTree(argDraw, node.child1, spot + 1, height);
  }
  if (node.child2 != NULL_NODE) {
    drawTree(argDraw, node.child2, spot + 1, height);
  }
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void showDebugDraw (Physics game) {
  debugDraw = new DebugDrawBox2D(game.plat, (int) (width / game.physScaleX),
                                 (int) (height / game.physScaleY));
  debugDraw.setFlipY(false);
  debugDraw.setStrokeAlpha(150);
  debugDraw.setFillAlpha(75);
  debugDraw.setStrokeWidth(2.0f);
  debugDraw.setFlags(DebugDraw.e_shapeBit | DebugDraw.e_jointBit | DebugDraw.e_aabbBit);
  debugDraw.setCamera(0, 0, 1f / game.physScaleX);
  game.rootLayer.add(debugLayer = new ImageLayer(debugDraw.canvas.image));
  world.setDebugDraw(debugDraw);
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
@Override
public void drawTree(DebugDraw argDraw) {
  m_tree.drawTree(argDraw);
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw) {
	m_tree.drawTree(argDraw);
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void init(DebugDraw argDebugDraw){
		m_debugDraw = argDebugDraw;
		destructionListener = new DestructionListener() {
			
			public void sayGoodbye(Fixture fixture) {
			}
			
			public void sayGoodbye(Joint joint) {
				if(m_mouseJoint == joint){
					m_mouseJoint = null;
				}else{
					jointDestroyed(joint);
				}
			}
		};
		
		Vec2 gravity = new Vec2(0, -10f);
		m_world = new World(gravity, true);
		m_bomb = null;
		m_textLine = 30;
		m_mouseJoint = null;
		m_pointCount = 0;
		
		m_world.setDestructionListener(destructionListener);
		m_world.setContactListener(this);
		m_world.setDebugDraw(m_debugDraw);
		
		bombSpawning = false;
		
		m_stepCount = 0;
		
//		Contact.activeContacts = 0;
		
		BodyDef bodyDef = new BodyDef();
		m_groundBody = m_world.createBody(bodyDef);
		
		if(hasCachedCamera){
			setCamera(cachedCameraX, cachedCameraY, cachedCameraScale);
		}else{
			setCamera(0, 10, 10);			
		}
		setTitle(getTestName());
		
		initTest();
	}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void drawTree(DebugDraw argDraw) {
  m_tree.drawTree(argDraw);
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public PeaWorld(GroupLayer scaledLayer) {
  staticLayerBack = graphics().createGroupLayer();
  scaledLayer.add(staticLayerBack);
  dynamicLayer = graphics().createGroupLayer();
  scaledLayer.add(dynamicLayer);
  staticLayerFront = graphics().createGroupLayer();
  scaledLayer.add(staticLayerFront);
  
  // create the physics world
  Vec2 gravity = new Vec2(0.0f, 10.0f);
  world = new World(gravity, true);
  world.setWarmStarting(true);
  world.setAutoClearForces(true);
  world.setContactListener(this);

  // create the ground
  Body ground = world.createBody(new BodyDef());
  PolygonShape groundShape = new PolygonShape();
  groundShape.setAsEdge(new Vec2(0, height), new Vec2(width, height));
  ground.createFixture(groundShape, 0.0f);

  // create the walls
  Body wallLeft = world.createBody(new BodyDef());
  PolygonShape wallLeftShape = new PolygonShape();
  wallLeftShape.setAsEdge(new Vec2(0, 0), new Vec2(0, height));
  wallLeft.createFixture(wallLeftShape, 0.0f);
  Body wallRight = world.createBody(new BodyDef());
  PolygonShape wallRightShape = new PolygonShape();
  wallRightShape.setAsEdge(new Vec2(width, 0), new Vec2(width, height));
  wallRight.createFixture(wallRightShape, 0.0f);

  if (showDebugDraw) {
    CanvasLayer canvasLayer =
        graphics().createCanvasLayer((int) (width / Peas.physUnitPerScreenUnit),
            (int) (height / Peas.physUnitPerScreenUnit));
    graphics().rootLayer().add(canvasLayer);
    debugDraw = new DebugDrawBox2D();
    debugDraw.setCanvas(canvasLayer);
    debugDraw.setFlipY(false);
    debugDraw.setStrokeAlpha(150);
    debugDraw.setFillAlpha(75);
    debugDraw.setStrokeWidth(2.0f);
    debugDraw.setFlags(DebugDraw.e_shapeBit | DebugDraw.e_jointBit | DebugDraw.e_aabbBit);
    debugDraw.setCamera(0, 0, 1f / Peas.physUnitPerScreenUnit);
    world.setDebugDraw(debugDraw);
  }
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
@Override
public void drawTree(DebugDraw argDraw) {}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public void setDebugDraw(DebugDraw argDraw) {
  draw = argDraw;
}
 

import org.jbox2d.callbacks.DebugDraw; //导入依赖的package包/类
public DebugDraw getDebugDraw() {
  return draw;
}