me.thehutch.fusion.engine.render.opengl.gl30.OpenGL30RenderBuffer.java Source code

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Here is the source code for me.thehutch.fusion.engine.render.opengl.gl30.OpenGL30RenderBuffer.java

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/*
 * This file is part of Engine, licensed under the Apache 2.0 License.
 *
 * Copyright (c) 2014 thehutch.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package me.thehutch.fusion.engine.render.opengl.gl30;

import static org.lwjgl.opengl.GL30.GL_RENDERBUFFER;

import me.thehutch.fusion.api.util.GLVersion;
import me.thehutch.fusion.engine.render.opengl.RenderBuffer;
import me.thehutch.fusion.engine.render.texture.InternalFormat;
import me.thehutch.fusion.engine.util.RenderUtil;
import org.lwjgl.opengl.GL30;

/**
 * @author thehutch
 */
public class OpenGL30RenderBuffer extends RenderBuffer {

    @Override
    public void create() {
        ensureNotCreated("Renderbuffer is already created.");
        // Generate the render buffer
        this.id = GL30.glGenRenderbuffers();
        // Check for errors
        RenderUtil.checkGLError();
        super.create();
    }

    @Override
    public void dispose() {
        ensureCreated("Renderbuffer must be created to dispose.");
        // Delete the render buffer
        GL30.glDeleteRenderbuffers(id);
        // Check for errors
        RenderUtil.checkGLError();
        super.dispose();
    }

    @Override
    public void bind() {
        ensureCreated("Renderbuffer must be created to bind.");
        GL30.glBindRenderbuffer(GL_RENDERBUFFER, id);
    }

    @Override
    public void unbind() {
        GL30.glBindRenderbuffer(GL_RENDERBUFFER, 0);
    }

    @Override
    public void setStorage(int width, int height, InternalFormat format) {
        ensureCreated("Renderbuffer must be created to set storage");
        GL30.glBindRenderbuffer(GL_RENDERBUFFER, id);
        GL30.glRenderbufferStorage(GL_RENDERBUFFER, format.getGLConstant(), width, height);
    }

    @Override
    public GLVersion getGLVersion() {
        return GLVersion.GL30;
    }
}