687 lines
22 KiB
Java
687 lines
22 KiB
Java
package electrosphere.renderer;
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import electrosphere.entity.CameraEntityUtils;
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import electrosphere.entity.Entity;
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import electrosphere.entity.EntityDataStrings;
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import electrosphere.entity.EntityUtils;
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import java.nio.FloatBuffer;
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import java.nio.IntBuffer;
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import java.util.ArrayList;
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import java.util.Iterator;
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import electrosphere.main.Globals;
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import electrosphere.main.Main;
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import static electrosphere.main.Main.deltaTime;
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import static electrosphere.main.Main.view_Range;
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import electrosphere.renderer.framebuffer.Framebuffer;
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import electrosphere.renderer.framebuffer.FramebufferUtils;
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import electrosphere.renderer.framebuffer.Renderbuffer;
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import electrosphere.renderer.ui.Widget;
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import electrosphere.util.Utilities;
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import org.joml.Matrix4f;
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import org.joml.Quaternionf;
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import org.joml.Vector3f;
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import org.lwjgl.BufferUtils;
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import static org.lwjgl.glfw.GLFW.GLFW_CONTEXT_VERSION_MAJOR;
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import static org.lwjgl.glfw.GLFW.GLFW_CONTEXT_VERSION_MINOR;
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import static org.lwjgl.glfw.GLFW.GLFW_CURSOR;
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import static org.lwjgl.glfw.GLFW.GLFW_CURSOR_DISABLED;
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import static org.lwjgl.glfw.GLFW.GLFW_FALSE;
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import static org.lwjgl.glfw.GLFW.GLFW_OPENGL_CORE_PROFILE;
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import static org.lwjgl.glfw.GLFW.GLFW_OPENGL_PROFILE;
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import static org.lwjgl.glfw.GLFW.GLFW_TRANSPARENT_FRAMEBUFFER;
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import static org.lwjgl.glfw.GLFW.GLFW_TRUE;
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import static org.lwjgl.glfw.GLFW.glfwCreateWindow;
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import static org.lwjgl.glfw.GLFW.glfwInit;
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import static org.lwjgl.glfw.GLFW.glfwMakeContextCurrent;
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import static org.lwjgl.glfw.GLFW.glfwMaximizeWindow;
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import static org.lwjgl.glfw.GLFW.glfwPollEvents;
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import static org.lwjgl.glfw.GLFW.glfwSetInputMode;
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import static org.lwjgl.glfw.GLFW.glfwSwapBuffers;
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import static org.lwjgl.glfw.GLFW.glfwTerminate;
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import static org.lwjgl.glfw.GLFW.glfwWindowHint;
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import org.lwjgl.opengl.GL;
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import org.lwjgl.opengl.GL11;
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import static org.lwjgl.opengl.GL11.GL_BACK;
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import static org.lwjgl.opengl.GL11.GL_BLEND;
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import static org.lwjgl.opengl.GL11.GL_COLOR_BUFFER_BIT;
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import static org.lwjgl.opengl.GL11.GL_CULL_FACE;
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import static org.lwjgl.opengl.GL11.GL_DEPTH_BUFFER_BIT;
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import static org.lwjgl.opengl.GL11.GL_DEPTH_TEST;
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import static org.lwjgl.opengl.GL11.GL_FLOAT;
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import static org.lwjgl.opengl.GL11.GL_FRONT;
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import static org.lwjgl.opengl.GL11.GL_INT;
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import static org.lwjgl.opengl.GL11.GL_LEQUAL;
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import static org.lwjgl.opengl.GL11.GL_LESS;
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import static org.lwjgl.opengl.GL11.GL_ONE_MINUS_SRC_ALPHA;
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import static org.lwjgl.opengl.GL11.GL_SHORT;
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import static org.lwjgl.opengl.GL11.GL_SRC_ALPHA;
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import static org.lwjgl.opengl.GL11.GL_TEXTURE_2D;
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import static org.lwjgl.opengl.GL11.GL_TRIANGLES;
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import static org.lwjgl.opengl.GL11.GL_TRUE;
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import static org.lwjgl.opengl.GL11.GL_UNSIGNED_INT;
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import static org.lwjgl.opengl.GL11.glBindTexture;
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import static org.lwjgl.opengl.GL11.glBlendFunc;
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import static org.lwjgl.opengl.GL11.glClear;
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import static org.lwjgl.opengl.GL11.glClearColor;
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import static org.lwjgl.opengl.GL11.glCullFace;
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import static org.lwjgl.opengl.GL11.glDisable;
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import static org.lwjgl.opengl.GL11.glDrawArrays;
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import static org.lwjgl.opengl.GL11.glEnable;
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import static org.lwjgl.opengl.GL11.glViewport;
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import static org.lwjgl.opengl.GL13.GL_TEXTURE0;
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import static org.lwjgl.opengl.GL13.GL_TEXTURE1;
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import static org.lwjgl.opengl.GL13.GL_TEXTURE2;
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import static org.lwjgl.opengl.GL13.GL_TEXTURE3;
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import static org.lwjgl.opengl.GL13.glActiveTexture;
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import org.lwjgl.opengl.GL15;
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import static org.lwjgl.opengl.GL15.GL_ARRAY_BUFFER;
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import static org.lwjgl.opengl.GL15.GL_STATIC_DRAW;
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import static org.lwjgl.opengl.GL15.glBindBuffer;
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import static org.lwjgl.opengl.GL15.glGenBuffers;
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import org.lwjgl.opengl.GL20;
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import static org.lwjgl.opengl.GL20.GL_COMPILE_STATUS;
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import static org.lwjgl.opengl.GL20.GL_FRAGMENT_SHADER;
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import static org.lwjgl.opengl.GL20.GL_LINK_STATUS;
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import static org.lwjgl.opengl.GL20.GL_VERTEX_SHADER;
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import static org.lwjgl.opengl.GL20.glAttachShader;
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import static org.lwjgl.opengl.GL20.glCompileShader;
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import static org.lwjgl.opengl.GL20.glCreateProgram;
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import static org.lwjgl.opengl.GL20.glCreateShader;
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import static org.lwjgl.opengl.GL20.glDeleteShader;
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import static org.lwjgl.opengl.GL20.glEnableVertexAttribArray;
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import static org.lwjgl.opengl.GL20.glGetProgramInfoLog;
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import static org.lwjgl.opengl.GL20.glGetProgrami;
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import static org.lwjgl.opengl.GL20.glGetShaderi;
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import static org.lwjgl.opengl.GL20.glGetUniformLocation;
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import static org.lwjgl.opengl.GL20.glLinkProgram;
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import static org.lwjgl.opengl.GL20.glShaderSource;
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import static org.lwjgl.opengl.GL20.glUniform1fv;
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import static org.lwjgl.opengl.GL20.glUniform1i;
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import static org.lwjgl.opengl.GL20.glUniform3fv;
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import static org.lwjgl.opengl.GL20.glUniformMatrix4fv;
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import static org.lwjgl.opengl.GL20.glUseProgram;
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import static org.lwjgl.opengl.GL20.glVertexAttribPointer;
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import static org.lwjgl.opengl.GL30.GL_FRAMEBUFFER;
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import static org.lwjgl.opengl.GL30.GL_RENDERBUFFER;
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import static org.lwjgl.opengl.GL30.glBindFramebuffer;
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import static org.lwjgl.opengl.GL30.glBindRenderbuffer;
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import static org.lwjgl.opengl.GL30.glBindVertexArray;
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import static org.lwjgl.opengl.GL30.glGenVertexArrays;
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import static org.lwjgl.system.MemoryUtil.NULL;
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/**
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*
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* @author amaterasu
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*/
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public class RenderUtils {
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static int createScreenTextureVAO(){
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int rVal = glGenVertexArrays();
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glBindVertexArray(rVal);
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//vertices
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FloatBuffer VertexArrayBufferData = BufferUtils.createFloatBuffer(12);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.put(-1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.put( 1.0f);
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VertexArrayBufferData.flip();
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int vertexBuffer = glGenBuffers();
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glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
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GL15.glBufferData(GL_ARRAY_BUFFER, VertexArrayBufferData, GL_STATIC_DRAW);
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glVertexAttribPointer(0, 2, GL_FLOAT, false, 0, 0);
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glEnableVertexAttribArray(0);
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//texture coords
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FloatBuffer TextureArrayBufferData = BufferUtils.createFloatBuffer(12);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.put(0.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.put(1.0f);
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TextureArrayBufferData.flip();
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int textureCoordBuffer = glGenBuffers();
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glBindBuffer(GL_ARRAY_BUFFER, textureCoordBuffer);
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GL15.glBufferData(GL_ARRAY_BUFFER, TextureArrayBufferData, GL_STATIC_DRAW);
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glVertexAttribPointer(1, 2, GL_FLOAT, false, 0, 0);
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glEnableVertexAttribArray(1);
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return rVal;
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}
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public static void recaptureScreen(){
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//Makes the window that was just created the current OS-level window context
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glfwMakeContextCurrent(Globals.window);
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//Maximize it
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glfwMaximizeWindow(Globals.window);
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//apply mouse controls state
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if(Globals.controlHandler.isMouseVisible()){
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Globals.controlHandler.showMouse();
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} else {
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Globals.controlHandler.hideMouse();
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}
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}
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public static Model createSkyboxModel(Material optionalMaterial){
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Model skyboxModel = new Model();
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skyboxModel.meshes = new ArrayList();
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skyboxModel.modelMatrix = new Matrix4f();
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boolean apply_lighting = false;
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boolean has_bones = false;
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Mesh skyboxmesh = new Mesh(){
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@Override
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public void complexDraw(boolean setShader, boolean bufferStandardUniforms, boolean bufferNonStandardUniforms, boolean useMaterial, boolean useShadowMap, boolean setBones, boolean useLight){
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if(setShader){
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GL11.glDepthFunc(GL_LEQUAL);
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glUseProgram(shader.shaderProgram);
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}
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if(useMaterial){
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if(material == null){
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Globals.materialDefault.apply_material(0,1);
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Iterator<Vector3f> colorIterator = Globals.skyboxColors.iterator();
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int counter = 0;
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float[] temp = new float[3];
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while(colorIterator.hasNext()){
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Vector3f colorCurrent = colorIterator.next();
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temp[0] = colorCurrent.x / 255.0f;
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temp[1] = colorCurrent.y / 255.0f;
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temp[2] = colorCurrent.z / 255.0f;
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// System.out.println("colors[" + counter + "] " + temp[0] + " " + temp[1] + " " + temp[2]);
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glUniform3fv(glGetUniformLocation(shader.shaderProgram, "colors[" + counter + "]"), temp);
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counter++;
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}
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}
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}
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glBindVertexArray(vertexArrayObject);
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if(bufferStandardUniforms){
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//buffer model/view/proj matrices
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glUniformMatrix4fv(shader.shaderVertexModelLoc, false, parent.modelMatrix.get(new float[16]));
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glUniformMatrix4fv(shader.shaderVertexViewLoc, false, new Matrix4f(Globals.viewMatrix).scale(100).get(new float[16]));
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glUniformMatrix4fv(shader.shaderVertexProjectionLoc, false, Globals.projectionMatrix.get(new float[16]));
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glUniform3fv(shader.shaderVertexViewPosLoc, CameraEntityUtils.getCameraEye(Globals.playerCamera).get(BufferUtils.createFloatBuffer(3)));
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}
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GL11.glDrawElements(GL_TRIANGLES, elementCount, GL_UNSIGNED_INT, 0);
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glBindVertexArray(0);
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if(setShader){
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GL11.glDepthFunc(GL_LESS);
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}
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}
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};
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skyboxmesh.mesh = null;
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//
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// VAO
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//
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skyboxmesh.vertexArrayObject = glGenVertexArrays();
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glBindVertexArray(skyboxmesh.vertexArrayObject);
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float[] vertexcoords = {
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100.0f, 100.0f, 100.0f,
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100.0f, 100.0f,-100.0f,
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100.0f,-100.0f, 100.0f,
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100.0f,-100.0f,-100.0f,
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-100.0f, 100.0f, 100.0f,
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-100.0f, 100.0f,-100.0f,
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-100.0f,-100.0f, 100.0f,
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-100.0f,-100.0f,-100.0f,
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};
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//
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//Buffer data to GPU
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//
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try {
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skyboxmesh.vertexCount = vertexcoords.length / 3;
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FloatBuffer VertexArrayBufferData = BufferUtils.createFloatBuffer(skyboxmesh.vertexCount * 3);
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float[] temp = new float[3];
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for (int i = 0; i < skyboxmesh.vertexCount; i++) {
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temp[0] = vertexcoords[i * 3 + 0];
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temp[1] = vertexcoords[i * 3 + 1];
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temp[2] = vertexcoords[i * 3 + 2];
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VertexArrayBufferData.put(temp);
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}
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VertexArrayBufferData.flip();
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skyboxmesh.buffer_vertices(VertexArrayBufferData, 3);
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} catch (NullPointerException ex){
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ex.printStackTrace();
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}
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int[] facedata = {
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0,1,4,
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1,4,5,
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1,3,5,
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3,5,7,
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4,5,7,
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4,6,7,
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0,2,4,
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2,4,6,
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0,1,2,
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1,2,3,
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2,3,6,
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3,6,7,
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};
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//
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// FACES
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//
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skyboxmesh.faceCount = facedata.length / 3;
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skyboxmesh.elementCount = facedata.length;
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IntBuffer elementArrayBufferData = BufferUtils.createIntBuffer(skyboxmesh.elementCount);
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for(int i = 0; i < skyboxmesh.faceCount; i++){
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int[] temp = new int[3];
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temp[0] = facedata[i * 3 + 0];
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temp[1] = facedata[i * 3 + 1];
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temp[2] = facedata[i * 3 + 2];
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elementArrayBufferData.put(temp);
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}
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elementArrayBufferData.flip();
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skyboxmesh.buffer_faces(elementArrayBufferData);
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if(optionalMaterial != null){
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//
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// NORMALS
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//
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try {
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skyboxmesh.normalCount = vertexcoords.length / 3;
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FloatBuffer NormalArrayBufferData;
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if(skyboxmesh.normalCount > 0){
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NormalArrayBufferData = BufferUtils.createFloatBuffer(skyboxmesh.normalCount * 3);
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float[] temp = new float[3];
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for (int i = 0; i < skyboxmesh.normalCount; i++) {
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temp[0] = vertexcoords[i * 3 + 0];
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temp[1] = vertexcoords[i * 3 + 1];
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temp[2] = vertexcoords[i * 3 + 2];
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NormalArrayBufferData.put(temp);
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}
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NormalArrayBufferData.flip();
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skyboxmesh.buffer_normals(NormalArrayBufferData, 3);
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}
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} catch (NullPointerException ex){
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ex.printStackTrace();
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}
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//
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// TEXTURE COORDINATES
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//
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/*try {
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skyboxmesh.textureCoordCount = mesh.mTextureCoords(0).capacity();
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FloatBuffer TextureArrayBufferData;
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if(skyboxmesh.textureCoordCount > 0){
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TextureArrayBufferData = BufferUtils.createFloatBuffer(skyboxmesh.textureCoordCount * 2);
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float[] temp = new float[2];
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for (int i = 0; i < skyboxmesh.textureCoordCount; i++) {
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AIVector3D normal = texturecoords.get(i);
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temp[0] = normal.x();
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temp[1] = normal.y();
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// temp[2] = normal.z();
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TextureArrayBufferData.put(temp);
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}
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TextureArrayBufferData.flip();
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skyboxmesh.buffer_texture_coords(TextureArrayBufferData);
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}
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} catch (NullPointerException ex){
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ex.printStackTrace();
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}
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skyboxmesh.shader = ShaderProgram.smart_assemble_shader(has_bones, apply_lighting);
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skybox_model.materials.add(optionalMaterial);
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*/
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} else {
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skyboxmesh.shader = ShaderProgram.loadSpecificShader("/Shaders/skybox/VertexShaderNoTexture.vs", "/Shaders/skybox/FragmentShaderNoTexture.fs");
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try {
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FloatBuffer ColorArrayBufferData = BufferUtils.createFloatBuffer(skyboxmesh.vertexCount);
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for (int i = 0; i < skyboxmesh.vertexCount; i++) {
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ColorArrayBufferData.put(i);
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}
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ColorArrayBufferData.flip();
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int idBuffer = glGenBuffers();
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glBindBuffer(GL_ARRAY_BUFFER, idBuffer);
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GL15.glBufferData(GL_ARRAY_BUFFER, ColorArrayBufferData, GL_STATIC_DRAW);
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glVertexAttribPointer(1, 1, GL11.GL_FLOAT, false, 0, 0);
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glEnableVertexAttribArray(1);
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} catch (NullPointerException ex){
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ex.printStackTrace();
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}
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}
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skyboxmesh.hasBones = false;
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glBindVertexArray(0);
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skyboxmesh.nodeID = "skybox";
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skyboxmesh.parent = skyboxModel;
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skyboxModel.meshes.add(skyboxmesh);
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return skyboxModel;
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}
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public static Model createParticleModel(){
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Model particleModel = new Model();
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particleModel.meshes = new ArrayList();
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particleModel.modelMatrix = new Matrix4f();
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Mesh particleMesh = new Mesh();
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particleMesh.mesh = null;
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//
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// VAO
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//
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particleMesh.vertexArrayObject = glGenVertexArrays();
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glBindVertexArray(particleMesh.vertexArrayObject);
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float[] vertexcoords = {
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-1.0f, 1.0f, 0.0f,
|
|
1.0f, 1.0f, 0.0f,
|
|
-1.0f, -1.0f, 0.0f,
|
|
1.0f, -1.0f, 0.0f,
|
|
|
|
};
|
|
|
|
//
|
|
//Buffer data to GPU
|
|
//
|
|
|
|
try {
|
|
particleMesh.vertexCount = vertexcoords.length / 3;
|
|
FloatBuffer VertexArrayBufferData = BufferUtils.createFloatBuffer(particleMesh.vertexCount * 3);
|
|
float[] temp = new float[3];
|
|
for (int i = 0; i < particleMesh.vertexCount; i++) {
|
|
temp[0] = vertexcoords[i * 3 + 0];
|
|
temp[1] = vertexcoords[i * 3 + 1];
|
|
temp[2] = vertexcoords[i * 3 + 2];
|
|
VertexArrayBufferData.put(temp);
|
|
}
|
|
VertexArrayBufferData.flip();
|
|
particleMesh.buffer_vertices(VertexArrayBufferData, 3);
|
|
} catch (NullPointerException ex){
|
|
ex.printStackTrace();
|
|
}
|
|
|
|
int[] facedata = {
|
|
0,1,2,
|
|
1,2,3,
|
|
};
|
|
|
|
//
|
|
// FACES
|
|
//
|
|
particleMesh.faceCount = facedata.length / 3;
|
|
particleMesh.elementCount = facedata.length;
|
|
IntBuffer elementArrayBufferData = BufferUtils.createIntBuffer(particleMesh.elementCount);
|
|
for(int i = 0; i < particleMesh.faceCount; i++){
|
|
int[] temp = new int[3];
|
|
temp[0] = facedata[i * 3 + 0];
|
|
temp[1] = facedata[i * 3 + 1];
|
|
temp[2] = facedata[i * 3 + 2];
|
|
elementArrayBufferData.put(temp);
|
|
}
|
|
elementArrayBufferData.flip();
|
|
particleMesh.buffer_faces(elementArrayBufferData);
|
|
|
|
//
|
|
// TEXTURE COORDS
|
|
//
|
|
FloatBuffer texture_coords = BufferUtils.createFloatBuffer(8);
|
|
float[] texturedata = {
|
|
0,0,
|
|
1,0,
|
|
0,1,
|
|
1,1
|
|
};
|
|
texture_coords.put(texturedata);
|
|
texture_coords.flip();
|
|
particleMesh.buffer_texture_coords(texture_coords, 2);
|
|
|
|
|
|
|
|
|
|
particleMesh.shader = ShaderProgram.loadSpecificShader("Shaders/particleBillboard/particleBillboard.vs", "Shaders/particleBillboard/particleBillboard.fs");
|
|
particleMesh.hasBones = false;
|
|
|
|
|
|
|
|
|
|
glBindVertexArray(0);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
particleMesh.nodeID = "particleBillboard";
|
|
|
|
particleMesh.parent = particleModel;
|
|
|
|
|
|
particleModel.meshes.add(particleMesh);
|
|
|
|
|
|
return particleModel;
|
|
}
|
|
|
|
|
|
public static Model createPlaneModel(){
|
|
Model rVal = new Model();
|
|
|
|
rVal.meshes = new ArrayList();
|
|
rVal.modelMatrix = new Matrix4f();
|
|
|
|
|
|
Mesh planeMesh = new Mesh();
|
|
|
|
|
|
planeMesh.mesh = null;
|
|
|
|
//
|
|
// VAO
|
|
//
|
|
planeMesh.vertexArrayObject = glGenVertexArrays();
|
|
glBindVertexArray(planeMesh.vertexArrayObject);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
float[] vertexcoords = {
|
|
-1.0f, 1.0f, 0.0f,
|
|
1.0f, 1.0f, 0.0f,
|
|
-1.0f, -1.0f, 0.0f,
|
|
1.0f, -1.0f, 0.0f,
|
|
|
|
};
|
|
|
|
//
|
|
//Buffer data to GPU
|
|
//
|
|
|
|
try {
|
|
planeMesh.vertexCount = vertexcoords.length / 3;
|
|
FloatBuffer VertexArrayBufferData = BufferUtils.createFloatBuffer(planeMesh.vertexCount * 3);
|
|
float[] temp = new float[3];
|
|
for (int i = 0; i < planeMesh.vertexCount; i++) {
|
|
temp[0] = vertexcoords[i * 3 + 0];
|
|
temp[1] = vertexcoords[i * 3 + 1];
|
|
temp[2] = vertexcoords[i * 3 + 2];
|
|
VertexArrayBufferData.put(temp);
|
|
}
|
|
VertexArrayBufferData.flip();
|
|
planeMesh.buffer_vertices(VertexArrayBufferData, 3);
|
|
} catch (NullPointerException ex){
|
|
ex.printStackTrace();
|
|
}
|
|
|
|
int[] facedata = {
|
|
0,1,2,
|
|
1,2,3,
|
|
};
|
|
|
|
//
|
|
// FACES
|
|
//
|
|
planeMesh.faceCount = facedata.length / 3;
|
|
planeMesh.elementCount = facedata.length;
|
|
IntBuffer elementArrayBufferData = BufferUtils.createIntBuffer(planeMesh.elementCount);
|
|
for(int i = 0; i < planeMesh.faceCount; i++){
|
|
int[] temp = new int[3];
|
|
temp[0] = facedata[i * 3 + 0];
|
|
temp[1] = facedata[i * 3 + 1];
|
|
temp[2] = facedata[i * 3 + 2];
|
|
elementArrayBufferData.put(temp);
|
|
}
|
|
elementArrayBufferData.flip();
|
|
planeMesh.buffer_faces(elementArrayBufferData);
|
|
|
|
//
|
|
// TEXTURE COORDS
|
|
//
|
|
FloatBuffer texture_coords = BufferUtils.createFloatBuffer(8);
|
|
float[] texturedata = {
|
|
0,1,
|
|
1,1,
|
|
0,0,
|
|
1,0
|
|
};
|
|
texture_coords.put(texturedata);
|
|
texture_coords.flip();
|
|
planeMesh.buffer_texture_coords(texture_coords, 2);
|
|
|
|
|
|
|
|
|
|
planeMesh.shader = ShaderProgram.loadSpecificShader("Shaders/plane/plane.vs", "Shaders/plane/plane.fs");
|
|
planeMesh.hasBones = false;
|
|
|
|
|
|
|
|
|
|
glBindVertexArray(0);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
planeMesh.nodeID = "plane";
|
|
|
|
planeMesh.parent = rVal;
|
|
|
|
|
|
rVal.meshes.add(planeMesh);
|
|
|
|
|
|
return rVal;
|
|
}
|
|
|
|
}
|