Example usage for org.lwjgl.opengl GL20 glAttachShader

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glAttachShader.

Prototype

public static void glAttachShader(@NativeType("GLuint") int program, @NativeType("GLuint") int shader) 

Source Link

Document

Attaches a shader object to a program object.

Usage

From source file:jpcsp.graphics.RE.RenderingEngineLwjgl.java

License:Open Source License

@Override
public void attachShader(int program, int shader) {
    GL20.glAttachShader(program, shader);
}

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From source file:lessur.util.shader.ShaderManager.java

License:GNU General Public License

/**
 * Attach's the shader to the program, and links the program
 * @throws Exception //from ww  w  .j  av a2s .c o  m
 */
public void attachAndLinkShader(int program, int shaderID) throws Exception {
    if (has_opengl2) {
        GL20.glAttachShader(program, shaderID);
        GL20.glLinkProgram(program);
    } else if (has_arb) {
        ARBShaderObjects.glAttachObjectARB(program, shaderID);
        ARBShaderObjects.glLinkProgramARB(program);
    }
    if (!linkedSuccessfully(program)) {
        StringBuilder errorMessage = new StringBuilder();
        errorMessage.append("Linking Error\n");
        errorMessage.append(getProgramInfoLog(program));
        errorMessage.append("\n\n");
        throw new Exception(errorMessage.toString());
    }
}

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From source file:main.java.com.YeAJG.game.entity.Entity.java

License:Open Source License

private void SetupShaders(String shaderPath, String fragPath) {
    // Load the vertex shader and fragment shader
    vsId = ShaderHandler.loadShader(shaderPath);
    fsId = ShaderHandler.loadFrag(fragPath);

    // Create a new shader program that links both shaders
    pId = GL20.glCreateProgram();/*from  ww  w . j a  va  2s.c o  m*/
    GL20.glAttachShader(pId, vsId);
    GL20.glAttachShader(pId, fsId);

    // Position information will be attribute 0
    GL20.glBindAttribLocation(pId, 0, "in_Position");
    // Color information will be attribute 1
    GL20.glBindAttribLocation(pId, 1, "in_Color");
    // Textute information will be attribute 2
    GL20.glBindAttribLocation(pId, 2, "in_TextureCoord");

    GL20.glLinkProgram(pId);
    GL20.glValidateProgram(pId);

    // Get matrices uniform locations
    projectionMatrixLocation = GL20.glGetUniformLocation(pId, "projectionMatrix");
    viewMatrixLocation = GL20.glGetUniformLocation(pId, "viewMatrix");
    modelMatrixLocation = GL20.glGetUniformLocation(pId, "modelMatrix");

    decayLocation = GL20.glGetUniformLocation(pId, "decay");

    Game.exitOnGLError("setupShaders");
}

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From source file:me.thehutch.fusion.engine.render.opengl.gl20.OpenGL20Program.java

License:Open Source License

@Override
public void attachShader(CharSequence source, int type) {
    ensureCreated("Program must be created to attach a shader.");
    // Generate a shader handle
    final int shaderId = GL20.glCreateShader(type);
    // Upload the shader's source to the GPU
    GL20.glShaderSource(shaderId, source);
    // Compile the shader
    GL20.glCompileShader(shaderId);//from   w  w  w .ja  va2 s . co m
    // Check for a shader compile error
    if (GL20.glGetShaderi(shaderId, GL_COMPILE_STATUS) == GL_FALSE) {
        // Get the shader info log length
        final int logLength = GL20.glGetShaderi(shaderId, GL20.GL_INFO_LOG_LENGTH);
        throw new IllegalStateException(
                "OpenGL Error: Could not compile shader\n" + GL20.glGetShaderInfoLog(shaderId, logLength));
    }
    // Attach the shader
    GL20.glAttachShader(id, shaderId);
    // Add the shader to the program
    this.shaders.add(shaderId);
    // Check for errors
    RenderUtil.checkGLError();
}

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From source file:net.betabears.the2dlibrary.graphics.shader.ShaderProgram.java

@Override
public void init() {
    if (isLoaded && !isInited) {
        s0.createShader();// w w  w.  ja  v a 2 s  .  co m
        s1.createShader();

        id = GL20.glCreateProgram();
        GL20.glAttachShader(id, s0.getID());
        GL20.glAttachShader(id, s1.getID());
        GL20.glLinkProgram(id);
        GL20.glValidateProgram(id);

        int i;
        while ((i = GL11.glGetError()) != 0) {
            LOGGER.log(Level.WARNING, "Error happened during creation of ShaderProgram. GL error code: {0}", i);
        }
        isInited = true;
    } else {
        LOGGER.log(Level.WARNING, "load() wasn't called before init() or init() has been called already.");
    }
}

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From source file:net.neilcsmith.praxis.video.opengl.internal.ShaderProgram.java

License:Apache License

private int linkProgram() {
    int program = GL20.glCreateProgram();
    if (program == 0)
        return -1;

    GL20.glAttachShader(program, vertexShaderHandle);
    GL20.glAttachShader(program, fragmentShaderHandle);
    GL20.glLinkProgram(program);//from  w  w  w .  ja va 2 s .  co  m

    //      ByteBuffer tmp = ByteBuffer.allocateDirect(4);
    //      tmp.order(ByteOrder.nativeOrder());
    //      IntBuffer intbuf = tmp.asIntBuffer();

    GL20.glGetProgram(program, GL20.GL_LINK_STATUS, intbuf);
    int linked = intbuf.get(0);
    if (linked == 0) {
        return -1;
    }

    return program;
}

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From source file:net.smert.frameworkgl.opengl.helpers.ShaderHelper.java

License:Apache License

public void attach(int programID, int shaderID) {
    GL20.glAttachShader(programID, shaderID);
}

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From source file:opengl.test.object.object.java

protected final void vertexShader(String file) {
    this.vertexID = GL20.glCreateShader(GL20.GL_VERTEX_SHADER);
    GL20.glShaderSource(this.vertexID, object.sourceLoader(file));
    GL20.glCompileShader(this.vertexID);
    if (GL20.glGetShaderi(this.vertexID, GL20.GL_COMPILE_STATUS) != GL11.GL_TRUE) {
        throw new RuntimeException("Khong the compile vertexShader");
    }/*from ww w  .j  av  a2 s.c o m*/
    GL20.glAttachShader(this.programID, this.vertexID);
}

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From source file:opengl.test.object.object.java

protected final void fragmentShader(String file) {
    this.fragmentID = GL20.glCreateShader(GL20.GL_FRAGMENT_SHADER);
    GL20.glShaderSource(this.fragmentID, object.sourceLoader(file));
    GL20.glCompileShader(this.fragmentID);
    if (GL20.glGetShaderi(this.fragmentID, GL20.GL_COMPILE_STATUS) != GL11.GL_TRUE) {
        throw new RuntimeException("Khong the compile fragmentShader");
    }/*from w  w  w . j ava  2s .  co m*/
    GL20.glAttachShader(this.programID, this.fragmentID);

}

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From source file:opengl.test.object.tree.testobject.leaf.java

private void vertexShader(String file) {
    this.vertexID = GL20.glCreateShader(GL20.GL_VERTEX_SHADER);
    GL20.glShaderSource(this.vertexID, leaf.sourceLoader(file));
    GL20.glCompileShader(this.vertexID);
    if (GL20.glGetShaderi(this.vertexID, GL20.GL_COMPILE_STATUS) != GL11.GL_TRUE) {
        throw new RuntimeException("Khong the compile vertexShader");
    }/*from  w w w .jav a2 s .c  om*/
    GL20.glAttachShader(this.programID, this.vertexID);
}

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