Example usage for org.lwjgl.opengl GL11 glGenTextures

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glGenTextures.

Prototype

public static void glGenTextures(@NativeType("GLuint *") int[] textures)

Source Link

Document

Array version of: #glGenTextures GenTextures

Usage

From source file:v9t9.gui.client.swt.gl.TextureLoader.java

License:Open Source License

/**
 * Create a new texture ID //w w w  . j a  v a2 s.  co  m
 *
 * @return A new texture ID
 */
private int createTextureID() {
    IntBuffer tmp = createIntBuffer(1);
    GL11.glGenTextures(tmp);
    return tmp.get(0);
}

From source file:zildo.fwk.gfx.engine.TextureEngine.java

License:Open Source License

public void generateTexture() {

    // Create A IntBuffer For Image Address In Memory
    IntBuffer buf = ByteBuffer.allocateDirect(4).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buf.get(0));
    // Typical Texture Generation Using Data From The Image

    int wrapping = GL11.GL_REPEAT; // Wrap texture (useful for cloud)
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, wrapping);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, wrapping);

    int filtering = GL11.GL_NEAREST;
    // Linear Filtering
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, filtering);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, filtering);
    // Generate The Texture
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, textureFormat, 256, 256, 0, textureFormat, GL11.GL_UNSIGNED_BYTE,
            scratch);//from  ww  w. j a v a  2s .com

    // Reset bytebuffer scratch
    scratch.clear();

    // Store texture id
    textureTab[n_Texture] = buf.get(0);

    // Ready for next one
    n_Texture++;
}

From source file:zildo.fwk.opengl.Utils.java

License:Open Source License

public static int generateTexture(int sizeX, int sizeY) {
    IntBuffer buf = ByteBuffer.allocateDirect(4).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL
    int textureID = buf.get(0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, adjustTexSize(sizeX), adjustTexSize(sizeY), 0,
            GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);

    return textureID;
}

From source file:zildo.platform.engine.LwjglTextureEngine.java

License:Open Source License

@Override
public int doGenerateTexture() {
    scratch.position(0);/*from  w w  w .  j a v a2 s.  c om*/

    // Create A IntBuffer For Image Address In Memory
    IntBuffer buf = ByteBuffer.allocateDirect(4).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, buf.get(0));
    // Typical Texture Generation Using Data From The Image

    int wrapping = GL11.GL_REPEAT; // Wrap texture (useful for cloud)
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, wrapping);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, wrapping);

    int filtering = GL11.GL_NEAREST;
    // Linear Filtering
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, filtering);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, filtering);
    // Generate The Texture
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, getTextureFormat(), 256, 256, 0, getTextureFormat(),
            GL11.GL_UNSIGNED_BYTE, scratch);

    return buf.get(0);
}

From source file:zildo.platform.opengl.GLUtils.java

License:Open Source License

public static int generateTexture(int sizeX, int sizeY) {
    IntBuffer buf = ByteBuffer.allocateDirect(4).order(ByteOrder.nativeOrder()).asIntBuffer();
    GL11.glGenTextures(buf); // Create Texture In OpenGL
    int textureID = buf.get(0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, ZUtils.adjustTexSize(sizeX),
            ZUtils.adjustTexSize(sizeY), 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, (ByteBuffer) null);

    return textureID;
}