1bc2634afb
- 重构 ModelGLPanel 支持动态尺寸调整和离屏渲染上下文重建 - 添加 GL 上下文任务队列机制，支持线程安全的 OpenGL 操作- 引入 SLF4J 日志系统替换原有 System.out 输出 - 优化像素读取逻辑，支持 ARGB 格式与图像缓冲复用- 增强错误处理与资源清理逻辑，提升稳定性 - 完善 Model2D与 ModelRender 类的文档注释与结构定义 - 新增 TestModelGLPanel 动画示例，展示模型部件控制与物理系统应用
211 lines
8.6 KiB
Java
211 lines
8.6 KiB
Java
package com.chuangzhou.vivid2D.test;
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import com.chuangzhou.vivid2D.render.ModelGLPanel;
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import com.chuangzhou.vivid2D.render.model.Model2D;
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import com.chuangzhou.vivid2D.render.model.ModelPart;
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import com.chuangzhou.vivid2D.render.model.util.Mesh2D;
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import com.chuangzhou.vivid2D.render.model.util.PhysicsSystem;
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import com.chuangzhou.vivid2D.render.model.util.Texture;
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import org.joml.Vector2f;
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import org.lwjgl.system.MemoryUtil;
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import javax.swing.*;
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import java.awt.event.ActionEvent;
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import java.nio.ByteBuffer;
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/**
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* 在原 TestModelGLPanel 的基础上增加简单动画（手臂、腿、头部摆动）
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* @author tzdwindows 7
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*/
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public class TestModelGLPanel {
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private static final String MODEL_PATH = "C:\\Users\\Administrator\\Desktop\\trump_texture.model";
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// 使 testModel 与动画计时可访问
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private static Model2D testModel;
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private static float animationTime = 0f;
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private static boolean animate = true;
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public static void main(String[] args) {
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SwingUtilities.invokeLater(() -> {
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JFrame frame = new JFrame("ModelGLPanel Demo");
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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ModelGLPanel glPanel = null;
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try {
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// 先创建一个空的 Model2D 实例（将在 GL 上下文中初始化更详细内容）
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testModel = new Model2D("Humanoid");
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glPanel = new ModelGLPanel(testModel, 800, 600);
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// 在 GL 上下文中创建 mesh / part / physics 等资源
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ModelGLPanel finalGlPanel = glPanel;
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glPanel.executeInGLContext(() -> {
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setupModelInGL(testModel);
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return null;
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});
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// 创建一个 Swing Timer，用于驱动动画（~60 FPS）
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int fps = 60;
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int delayMs = 1000 / fps;
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Timer timer = new Timer(delayMs, (ActionEvent e) -> {
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if (!animate) return;
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float dt = 1.0f / fps;
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// 在 GL 上下文中更新模型状态（旋转、参数、物理更新等）
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finalGlPanel.executeInGLContext(() -> {
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updateAnimation(testModel, dt);
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return null;
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});
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// 请求重绘（ModelGLPanel 应在其 paintGL 中处理渲染）
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finalGlPanel.repaint();
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});
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timer.start();
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// 可选：在窗口上添加键盘控制开关（Space 切换动画）
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frame.addKeyListener(new java.awt.event.KeyAdapter() {
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@Override
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public void keyReleased(java.awt.event.KeyEvent e) {
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if (e.getKeyCode() == java.awt.event.KeyEvent.VK_SPACE) {
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animate = !animate;
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System.out.println("Animation " + (animate ? "enabled" : "disabled"));
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}
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}
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});
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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// 将 GL 面板加入窗体并显示
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frame.add(glPanel);
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frame.pack();
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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});
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}
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private static void setupModelInGL(Model2D model) {
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PhysicsSystem physics = model.getPhysics();
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physics.setGravity(new Vector2f(0, -98.0f));
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physics.setAirResistance(0.05f);
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physics.setTimeScale(1.0f);
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physics.setEnabled(true);
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physics.initialize();
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// body 放在屏幕中心
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ModelPart body = model.createPart("body");
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body.setPosition(0, 0);
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// 身体网格：宽 80 高 120
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Mesh2D bodyMesh = Mesh2D.createQuad("body_mesh", 80, 120);
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bodyMesh.setTexture(createSolidTexture(64, 128, 0xFF4A6AFF)); // 蓝衣
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body.addMesh(bodyMesh);
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// head：相对于 body 在上方偏移
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ModelPart head = model.createPart("head");
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head.setPosition(0, -90);
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Mesh2D headMesh = Mesh2D.createQuad("head_mesh", 60, 60);
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headMesh.setTexture(createHeadTexture());
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head.addMesh(headMesh);
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// left arm
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ModelPart leftArm = model.createPart("left_arm");
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leftArm.setPosition(-60, -20);
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Mesh2D leftArmMesh = Mesh2D.createQuad("left_arm_mesh", 18, 90);
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leftArmMesh.setTexture(createSolidTexture(16, 90, 0xFF6495ED));
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leftArm.addMesh(leftArmMesh);
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// right arm
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ModelPart rightArm = model.createPart("right_arm");
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rightArm.setPosition(60, -20);
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Mesh2D rightArmMesh = Mesh2D.createQuad("right_arm_mesh", 18, 90);
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rightArmMesh.setTexture(createSolidTexture(16, 90, 0xFF6495ED));
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rightArm.addMesh(rightArmMesh);
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// left leg
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ModelPart leftLeg = model.createPart("left_leg");
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leftLeg.setPosition(-20, 90);
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Mesh2D leftLegMesh = Mesh2D.createQuad("left_leg_mesh", 20, 100);
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leftLegMesh.setTexture(createSolidTexture(20, 100, 0xFF4169E1));
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leftLeg.addMesh(leftLegMesh);
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// right leg
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ModelPart rightLeg = model.createPart("right_leg");
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rightLeg.setPosition(20, 90);
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Mesh2D rightLegMesh = Mesh2D.createQuad("right_leg_mesh", 20, 100);
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rightLegMesh.setTexture(createSolidTexture(20, 100, 0xFF4169E1));
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rightLeg.addMesh(rightLegMesh);
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// 建立层级：body 为根
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body.addChild(head);
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body.addChild(leftArm);
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body.addChild(rightArm);
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body.addChild(leftLeg);
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body.addChild(rightLeg);
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// 创建动画参数用于简单摆动（可选，示例中也直接对 Part 旋转）
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model.createParameter("arm_swing", -1.0f, 1.0f, 0f);
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model.createParameter("leg_swing", -1.0f, 1.0f, 0f);
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model.createParameter("head_rotation", -0.5f, 0.5f, 0f);
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System.out.println("Humanoid model created with parts: " + model.getParts().size());
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}
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private static void updateAnimation(Model2D model, float dt) {
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animationTime += dt;
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float armSwing = (float) Math.sin(animationTime * 3.0f) * 0.7f; // -0.7 .. 0.7
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float legSwing = (float) Math.sin(animationTime * 3.0f + Math.PI) * 0.6f;
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float headRot = (float) Math.sin(animationTime * 1.4f) * 0.15f;
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model.setParameterValue("arm_swing", armSwing);
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model.setParameterValue("leg_swing", legSwing);
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model.setParameterValue("head_rotation", headRot);
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ModelPart leftArm = model.getPart("left_arm");
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ModelPart rightArm = model.getPart("right_arm");
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ModelPart leftLeg = model.getPart("left_leg");
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ModelPart rightLeg = model.getPart("right_leg");
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ModelPart head = model.getPart("head");
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if (leftArm != null) leftArm.setRotation(-0.8f * armSwing - 0.2f);
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if (rightArm != null) rightArm.setRotation(0.8f * armSwing + 0.2f);
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if (leftLeg != null) leftLeg.setRotation(0.6f * legSwing);
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if (rightLeg != null) rightLeg.setRotation(-0.6f * legSwing);
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if (head != null) head.setRotation(headRot);
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// 更新物理与层级（如果 Model2D.update 会进行必要的矩阵/物理计算）
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model.update(dt);
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}
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private static Texture createSolidTexture(int w, int h, int rgba) {
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ByteBuffer buf = MemoryUtil.memAlloc(w * h * 4);
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byte a = (byte) ((rgba >> 24) & 0xFF);
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byte r = (byte) ((rgba >> 16) & 0xFF);
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byte g = (byte) ((rgba >> 8) & 0xFF);
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byte b = (byte) (rgba & 0xFF);
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for (int i = 0; i < w * h; i++) {
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buf.put(r).put(g).put(b).put(a);
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}
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buf.flip();
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Texture t = new Texture("solid_" + rgba + "_" + w + "x" + h, w, h, Texture.TextureFormat.RGBA, buf);
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MemoryUtil.memFree(buf);
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return t;
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}
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private static Texture createHeadTexture() {
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int width = 64, height = 64;
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int[] pixels = new int[width * height];
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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float dx = (x - width / 2f) / (width / 2f);
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float dy = (y - height / 2f) / (height / 2f);
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float dist = (float) Math.sqrt(dx * dx + dy * dy);
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int alpha = dist > 1.0f ? 0 : 255;
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int r = (int) (240 * (1.0f - dist * 0.25f));
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int g = (int) (200 * (1.0f - dist * 0.25f));
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int b = (int) (180 * (1.0f - dist * 0.25f));
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pixels[y * width + x] = (alpha << 24) | (r << 16) | (g << 8) | b;
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}
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}
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return new Texture("head_tex", width, height, Texture.TextureFormat.RGBA, pixels);
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}
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}
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