132 lines
4.5 KiB
Java
132 lines
4.5 KiB
Java
/*
|
|
* Copyright (c) 2002-2004 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.ARBShaderObjects;
|
|
import org.lwjgl.opengl.ARBVertexShader;
|
|
import org.lwjgl.opengl.GL11;
|
|
import org.lwjgl.opengl.ARBFragmentShader;
|
|
|
|
import java.nio.ByteBuffer;
|
|
|
|
final class ShaderFSH extends Shader {
|
|
|
|
final String vshFile;
|
|
final ByteBuffer vshSource;
|
|
|
|
final int vshID;
|
|
|
|
final String fshFile;
|
|
final ByteBuffer fshSource;
|
|
|
|
final int fshID;
|
|
|
|
final int programID;
|
|
|
|
final int uniformLocation;
|
|
|
|
ShaderFSH(final String vshFile, final String fshFile) {
|
|
// Initialize the vertex shader.
|
|
this.vshFile = vshFile;
|
|
vshSource = getShaderText(vshFile);
|
|
|
|
vshID = ARBShaderObjects.glCreateShaderObjectARB(ARBVertexShader.GL_VERTEX_SHADER_ARB);
|
|
ARBShaderObjects.glShaderSourceARB(vshID, vshSource);
|
|
ARBShaderObjects.glCompileShaderARB(vshID);
|
|
|
|
printShaderObjectInfoLog(this.vshFile, vshID);
|
|
|
|
ARBShaderObjects.glGetObjectParameterARB(vshID, ARBShaderObjects.GL_OBJECT_COMPILE_STATUS_ARB, programBuffer);
|
|
if ( programBuffer.get(0) == GL11.GL_FALSE )
|
|
ShadersTest.kill("A compilation error occured in a vertex shader.");
|
|
|
|
// Initialize the fragment shader.
|
|
this.fshFile = fshFile;
|
|
fshSource = getShaderText(fshFile);
|
|
|
|
fshID = ARBShaderObjects.glCreateShaderObjectARB(ARBFragmentShader.GL_FRAGMENT_SHADER_ARB);
|
|
ARBShaderObjects.glShaderSourceARB(fshID, fshSource);
|
|
ARBShaderObjects.glCompileShaderARB(fshID);
|
|
|
|
printShaderObjectInfoLog(this.fshFile, fshID);
|
|
|
|
ARBShaderObjects.glGetObjectParameterARB(fshID, ARBShaderObjects.GL_OBJECT_COMPILE_STATUS_ARB, programBuffer);
|
|
if ( programBuffer.get(0) == GL11.GL_FALSE )
|
|
ShadersTest.kill("A compilation error occured in a fragment shader.");
|
|
|
|
// Initialize the shader program.
|
|
programID = ARBShaderObjects.glCreateProgramObjectARB();
|
|
|
|
ARBShaderObjects.glAttachObjectARB(programID, vshID);
|
|
ARBShaderObjects.glAttachObjectARB(programID, fshID);
|
|
|
|
ARBShaderObjects.glLinkProgramARB(programID);
|
|
|
|
printShaderProgramInfoLog(programID);
|
|
|
|
ARBShaderObjects.glGetObjectParameterARB(programID, ARBShaderObjects.GL_OBJECT_LINK_STATUS_ARB, programBuffer);
|
|
if ( programBuffer.get(0) == GL11.GL_FALSE )
|
|
ShadersTest.kill("A linking error occured in a shader program.");
|
|
|
|
uniformLocation = getUniformLocation(programID, "UNIFORMS");
|
|
}
|
|
|
|
void render() {
|
|
ARBShaderObjects.glUseProgramObjectARB(programID);
|
|
|
|
ARBShaderObjects.glUniform4fARB(uniformLocation,
|
|
ShadersTest.getSin(), ShadersTest.getSpecularity() * 8.0f,
|
|
-ShadersTest.getDisplayWidth() * 0.5f, -ShadersTest.getDisplayHeight() * 0.5f);
|
|
|
|
ShadersTest.renderObject();
|
|
|
|
ARBShaderObjects.glUseProgramObjectARB(0);
|
|
}
|
|
|
|
void cleanup() {
|
|
ARBShaderObjects.glDetachObjectARB(programID, vshID);
|
|
ARBShaderObjects.glDetachObjectARB(programID, fshID);
|
|
|
|
ARBShaderObjects.glDeleteObjectARB(vshID);
|
|
ARBShaderObjects.glDeleteObjectARB(fshID);
|
|
|
|
ARBShaderObjects.glDeleteObjectARB(programID);
|
|
}
|
|
|
|
} |