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A royalty-free, cross-platform API for full-function 2D and 3D graphics on embedded systems - including consoles, phones, appliances and vehicles.

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/*
 * Copyright LWJGL. All rights reserved.
 * License terms: https://www.lwjgl.org/license
 * MACHINE GENERATED FILE, DO NOT EDIT
 */
package org.lwjgl.opengles;

import static org.lwjgl.system.Checks.*;

/**
 * Native bindings to the QCOM_alpha_test extension.
 * 
 * This extension reintroduces the alpha test per-fragment operation from OpenGL ES 1.x. Some hardware has a dedicated unit capable of performing this
 * operation, and it can save ALU operations in the fragment shader by avoiding the conditional discard.
 */
public class QCOMAlphaTest {

	/**
	 * Accepted by the {@code cap} parameter of Enable and Disable, and IsEnabled, and by the {@code pname} parameter of GetBooleanv, GetIntegerv, and
	 * GetFloatv.
	 */
	public static final int GL_ALPHA_TEST_QCOM = 0xBC0;

	/** Accepted by the {@code pname} parameter of GetBooleanv, GetIntegerv, and GetFloatv. */
	public static final int
		GL_ALPHA_TEST_FUNC_QCOM = 0xBC1,
		GL_ALPHA_TEST_REF_QCOM  = 0xBC2;

	static { GLES.initialize(); }

	protected QCOMAlphaTest() {
		throw new UnsupportedOperationException();
	}

	static boolean isAvailable(GLESCapabilities caps) {
		return checkFunctions(
			caps.glAlphaFuncQCOM
		);
	}

	// --- [ glAlphaFuncQCOM ] ---

	public static native void nglAlphaFuncQCOM(int func, float ref);

	public static void glAlphaFuncQCOM(int func, float ref) {
		nglAlphaFuncQCOM(func, ref);
	}

}