Example usage for org.lwjgl.opengl GL11 glReadPixels

List of usage examples for org.lwjgl.opengl GL11 glReadPixels

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Introduction

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

Prototype

public static void glReadPixels(@NativeType("GLint") int x, @NativeType("GLint") int y,
        @NativeType("GLsizei") int width, @NativeType("GLsizei") int height, @NativeType("GLenum") int format,
        @NativeType("GLenum") int type, @NativeType("void *") float[] pixels)

Source Link

Document

Array version of: #glReadPixels ReadPixels

Usage

From source file:zsawyer.mods.stereoscopic3d.renderers.StencilingRenderer.java

License:Open Source License

protected boolean isReinitRequired() {
    stencilMap.rewind();/*from  ww  w.ja va2 s . c  om*/

    GL11.glPixelStorei(GL11.GL_PACK_SWAP_BYTES, GL11.GL_TRUE);
    GL11.glReadPixels(0, 0, stencilTestWidth, stencilTestHeight, GL11.GL_STENCIL_INDEX, GL11.GL_INT,
            stencilMap);
    DebugUtil.checkGLError();

    return stencilMap.get(0) != 1;
}