lwjgl/src/java/org/lwjgl/test/opengl/shaders/ShaderFP.java

108 lines
3.7 KiB
Java

/*
* Copyright (c) 2002-2008 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Created by LWJGL.
* User: spasi
* Date: 2004-03-30
* Time: 9:55:38 pm
*/
package org.lwjgl.test.opengl.shaders;
import org.lwjgl.opengl.ARBFragmentProgram;
import org.lwjgl.opengl.ARBVertexProgram;
import static org.lwjgl.opengl.ARBProgram.*;
import static org.lwjgl.opengl.GL11.*;
final class ShaderFP extends Shader {
final String vpFile;
final String vpSource;
final int vpID;
final String fpFile;
final String fpSource;
final int fpID;
ShaderFP(final String vpShaderFile, final String fpShaderFile) {
// Initialize the vertex program.
vpFile = vpShaderFile;
vpSource = getShaderText(vpShaderFile);
vpID = glGenProgramsARB();
glBindProgramARB(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB, vpID);
glProgramStringARB(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, vpSource);
checkProgramError(vpFile, vpSource);
// Initialize the fragment program.
fpFile = fpShaderFile;
fpSource = getShaderText(fpShaderFile);
fpID = glGenProgramsARB();
glBindProgramARB(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB, fpID);
glProgramStringARB(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB, fpSource);
checkProgramError(fpFile, fpSource);
}
void render() {
glEnable(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB);
glBindProgramARB(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB, vpID);
glEnable(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB);
glBindProgramARB(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB, fpID);
glProgramLocalParameter4fARB(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB, 0,
ShadersTest.getSin(), ShadersTest.getSpecularity() * 8.0f, 0.0f, 0.0f);
glProgramLocalParameter4fARB(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB, 0,
ShadersTest.getSin(), ShadersTest.getSpecularity() * 8.0f,
-ShadersTest.getDisplayWidth() * 0.5f, -ShadersTest.getDisplayHeight() * 0.5f);
ShadersTest.renderObject();
glDisable(ARBVertexProgram.GL_VERTEX_PROGRAM_ARB);
glDisable(ARBFragmentProgram.GL_FRAGMENT_PROGRAM_ARB);
}
void cleanup() {
glDeleteProgramsARB(vpID);
glDeleteProgramsARB(fpID);
}
}