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原创 C语言笔记 popen

popen实际上就是执行CMD命令，然后将CMD命令内容写入到buffer里面。pclose对应popen，要关掉。 /* Run DIR so that it writes its output to a pipe. Open this * pipe with read text attribute so that we can read it * like a tex...

2019-11-02 12:04:30 311

原创 LIBGDX学习]LibGDX代码详解（四十三）Bullet 镜头扫描

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.GL20;import com.badlogic.gdx.graphics.PerspectiveCamera;import com.badlogic.gdx.graphics.Vertex...

2018-03-01 18:14:36 344

原创 LIBGDX学习]LibGDX代码详解（四十二）Bullet 碰撞与接触

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.physics.bullet.collision.btCollisionObject;import com.badlogic.gdx.physics.bullet.collision.btCollisionObj...

2018-03-01 16:47:42 704

原创 LIBGDX学习]LibGDX代码详解（四十一）Bullet 接触测试

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.g3d.Model;import com.badlogic.gdx.math.Matrix4;import com.badlogic.gdx.math.Vector3;import com....

2018-03-01 15:48:09 337

原创 LIBGDX学习]LibGDX代码详解（四十）Bullet Tick

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.math.Vector3;import com.badlogic.gdx.physics.bullet.collision.btCollisionObjectArray;import com.badlogic.gdx.physics.bullet.dynamics.InternalTick...

2018-03-01 15:28:35 249

原创 LIBGDX学习]LibGDX代码详解（三十九）Bullet Ragdoll

import com.badlogic.gdx.Input.Buttons;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.VertexAttributes.Usage;import com.badlogic.gdx.graphics.g3d.Material;import com.badlog...

2018-03-01 15:17:33 314

原创 LIBGDX学习]LibGDX代码详解（三十八）Bullet Ray

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.Mesh;import com.badlogic.gdx.graphics.VertexAttribute;import com.badlogic.gdx.graphics.VertexAtt...

2018-03-01 13:03:53 261

原创 LIBGDX学习]LibGDX代码详解（三十七）Bullet

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.Mesh;import com.badlogic.gdx.graphics.g3d.Model;import com.badlogic.gdx.graphics.g3d.attributes....

2018-03-01 12:20:08 292

原创 [LIBGDX学习]LibGDX代码详解（三十六）Bullet

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.Mesh;import com.badlogic.gdx.graphics.g3d.Model;import com.badlogic.gdx.graphics.g3d.attributes....

2018-03-01 12:02:47 200

原创 [LIBGDX学习]LibGDX代码详解（三十五）Bullet

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.g3d.Model;import com.badlogic.gdx.graphics.g3d.attributes.ColorAttribute;import com.badlogic.gdx...

2018-03-01 11:15:16 223

原创 [LIBGDX学习]LibGDX代码详解（三十四）Bullet

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.VertexAttribute;import com.badlogic.gdx.graphics.VertexAttributes;import com.badlogic.gdx.graphi...

2018-02-28 11:25:41 282

原创 [LIBGDX学习]LibGDX代码详解（三十三）Bullet 连线

import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.VertexAttributes.Usage;import com.badlogic.gdx.graphics.g3d.Material;import com.badlogic.gdx.graphics.g3d.Model;import com.b...

2018-02-28 11:09:01 205

原创 [LIBGDX学习]LibGDX代码详解（三十二）Bullet 旋转

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.math.Vector3;import com.badlogic.gdx.physics.bullet.collision.Collision;import com.badlogic.gdx.physics.b...

2018-02-27 18:53:16 274

原创 [LIBGDX学习]LibGDX代码详解（三十一）Bullet 基本形状

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Texture;import com.badlogic.gdx.graphics.VertexAttributes.Usage;import com.badlogic.gdx.graphics.g3d.Material;import com.badlogic.gdx.g...

2018-02-27 18:14:48 403

原创 [LIBGDX学习]LibGDX代码详解（三十）Bullet shoot

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.Texture;import com.badlogic.gdx.graphics.VertexAttribute;import com.badlogic.gdx.graphics.Vertex...

2018-02-27 17:56:21 212

原创 [LIBGDX学习]LibGDX代码详解（二十九）Bullet

import com.badlogic.gdx.Application.ApplicationType;import com.badlogic.gdx.Gdx;import com.badlogic.gdx.Input.Keys;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.GL20;imp...

2018-02-27 16:53:28 363

原创 [LIBGDX学习]LibGDX代码详解（二十八）Bullet

import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.GL20;import com.badlogic.gdx.graphics.PerspectiveCamera;import com.badlogic.gdx.graphics.VertexA...

2018-02-27 15:42:13 301

原创 [LIBGDX学习]LibGDX代码详解（二十七）Bullet

import com.badlogic.gdx.ApplicationListener;import com.badlogic.gdx.InputProcessor;import com.badlogic.gdx.graphics.Camera;import com.badlogic.gdx.graphics.PerspectiveCamera;import com.badlogic.gd...

2018-02-25 14:25:07 238

原创 [LIBGDX学习]LibGDX代码详解（二十六）Bullet

import com.badlogic.gdx.Application;import com.badlogic.gdx.Gdx;import com.badlogic.gdx.Input.Keys;import com.badlogic.gdx.InputMultiplexer;import com.badlogic.gdx.InputProcessor;import com.badlo...

2018-02-25 13:48:18 399

原创 [LIBGDX学习]LibGDX代码详解（二十五）Buffer测试

import java.nio.ByteBuffer;import java.nio.CharBuffer;import java.nio.DoubleBuffer;import java.nio.FloatBuffer;import java.nio.IntBuffer;import java.nio.LongBuffer;import java.nio.ShortBuffer;...

2018-02-24 18:14:34 205

原创 [LIBGDX学习]LibGDX代码详解（二十四）Bresenham快速画直线算法

package com.mygdx.game;import com.badlogic.gdx.Gdx;import com.badlogic.gdx.graphics.Color;import com.badlogic.gdx.graphics.GL20;import com.badlogic.gdx.graphics.Pixmap;import com.badlogic.gdx.gr...

2018-02-24 16:49:14 351

原创 [LIBGDX学习]LibGDX代码详解（二十三）Box2D 传送带

package com.mygdx.game.box2d;import com.badlogic.gdx.Input;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import co...

2018-02-24 16:32:50 444

原创 [LIBGDX学习]LibGDX代码详解（二十二）Box2D 弹性

import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;import com.badl...

2018-02-24 16:00:15 467

原创 [LIBGDX学习]LibGDX代码详解（二十一）Box2D 子弹穿透

package com.mygdx.game.box2d;import com.badlogic.gdx.Input;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import co...

2018-02-24 15:51:05 278

原创 [LIBGDX学习]LibGDX代码详解（二十）Box2D 平台下方穿透

package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.Bo...

2018-02-24 14:18:08 206

原创 [LIBGDX学习]LibGDX代码详解（十九）Box2D 金字塔

package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.Bo...

2018-02-24 14:08:43 161

原创 [LIBGDX学习]LibGDX代码详解（十八）Box2D

import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;import com.badlogic.gdx.physics.box2d.CircleShape;im...

2018-02-24 13:46:07 217

原创 [LIBGDX学习]LibGDX代码详解（十八）Box2D body type

package com.mygdx.game.box2d;import com.badlogic.gdx.Input.Keys;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;impo...

2018-02-23 18:02:44 272

原创 [LIBGDX学习]LibGDX代码详解（十七） Box2D character collision

import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;import com.badl...

2018-02-23 17:37:43 142

原创 [LIBGDX学习]LibGDX代码详解（十六）Box2D prismatic joint

package com.mygdx.game.box2d;import com.badlogic.gdx.Input.Keys;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;impo...

2018-02-23 17:27:08 199

原创 [LIBGDX学习]LibGDX代码详解（十五）Box2D

package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.Bo...

2018-02-23 17:13:17 188

原创 [LIBGDX学习]LibGDX代码详解（十四）Box2D apply force

package com.mygdx.game.box2d;import com.badlogic.gdx.Input.Keys;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;impo...

2018-02-23 17:02:06 193

原创 [LIBGDX学习]LibGDX代码详解（十三）Box2D wield joint

public class Cantilever extends Box2DTest { Body m_middle; final int e_count = 10;// ori 8 @Override protected void createWorld (World world) { Body ground; { BodyDef bd = new BodyDef(); ...

2018-02-23 10:56:31 179

原创 [LIBGDX学习]LibGDX代码详解（十二）Box2D

libgdx官方tests详解package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.p...

2018-02-23 10:44:07 302

原创 [LIBGDX学习]LibGDX代码详解（十一）Box2D bridge

package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.Bo...

2018-02-23 10:34:10 176

原创 [LIBGDX学习]LibGDX代码详解（十）Box2D bridge

package com.mygdx.game.box2d;import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.Bo...

2018-02-22 19:26:08 196

原创 [LIBGDX学习]LibGDX代码详解（九）Box2D revolute joint

import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;import com.badl...

2018-02-22 19:09:13 259

原创 [LIBGDX学习]LibGDX代码详解（八）Box2D collision filtering

import com.badlogic.gdx.math.Vector2;import com.badlogic.gdx.physics.box2d.Body;import com.badlogic.gdx.physics.box2d.BodyDef;import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;import com.badl...

2018-02-22 18:02:01 297

原创 [LIBGDX学习]LibGDX代码详解（七）Box2D

public class DebugRendererTest extends Box2DTest { @Override protected void createWorld (World world) { { EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-40.0f, 0), new Vector2(40...

2018-02-21 15:43:09 312

原创 [LIBGDX学习]LibGDX代码详解（六）Box2D

import com.badlogic.gdx.ApplicationListener;import com.badlogic.gdx.Gdx;import com.badlogic.gdx.InputProcessor;import com.badlogic.gdx.graphics.GL20;import com.badlogic.gdx.graphics.OrthographicCa...

2018-02-21 15:36:08 330