ovh.tgrhavoc.gameengine.core.RenderUtil.java Source code

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Here is the source code for ovh.tgrhavoc.gameengine.core.RenderUtil.java

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/*******************************************************************************
 *     Copyright (C) 2015 Jordan Dalton
 *
 *     This program is free software; you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation; either version 2 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License along
 *     with this program; if not, write to the Free Software Foundation, Inc.,
 *     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
package ovh.tgrhavoc.gameengine.core;

import static org.lwjgl.opengl.GL11.GL_BACK;
import static org.lwjgl.opengl.GL11.GL_COLOR_BUFFER_BIT;
import static org.lwjgl.opengl.GL11.GL_CULL_FACE;
import static org.lwjgl.opengl.GL11.GL_CW;
import static org.lwjgl.opengl.GL11.GL_DEPTH_BUFFER_BIT;
import static org.lwjgl.opengl.GL11.GL_DEPTH_TEST;
import static org.lwjgl.opengl.GL11.GL_TEXTURE_2D;
import static org.lwjgl.opengl.GL11.GL_VERSION;
import static org.lwjgl.opengl.GL11.glClear;
import static org.lwjgl.opengl.GL11.glClearColor;
import static org.lwjgl.opengl.GL11.glCullFace;
import static org.lwjgl.opengl.GL11.glDisable;
import static org.lwjgl.opengl.GL11.glEnable;
import static org.lwjgl.opengl.GL11.glFrontFace;
import static org.lwjgl.opengl.GL11.glGetString;

import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL32;

public class RenderUtil {

    public static void clearScreen() {
        //TODO: Stencil buffer
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    }

    public static void setTextures(boolean enabled) {
        if (enabled)
            glEnable(GL_TEXTURE_2D);
        else
            glDisable(GL_TEXTURE_2D);
    }

    public static void setClearColor(Vector3f color) {
        glClearColor(color.getX(), color.getY(), color.getZ(), 1.0f);
    }

    public static void initGraphics() {
        glClearColor(0.0f, 0.0f, 0.0f, 0.0f);

        glFrontFace(GL_CW);
        glCullFace(GL_BACK);
        glEnable(GL_CULL_FACE);

        glEnable(GL_TEXTURE_2D);
        glEnable(GL_DEPTH_TEST);

        glEnable(GL32.GL_DEPTH_CLAMP);

        //glEnable(GL30.GL_FRAMEBUFFER_SRGB);
    }

    public static String getGlVersion() {
        return glGetString(GL_VERSION);
    }

    public static void unbindTextures() {
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    }

}