Example usage for org.lwjgl.opengl GL20 glShaderSource

Introduction

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

Prototype

public static void glShaderSource(@NativeType("GLuint") int shader,
        @NativeType("GLchar const **") CharSequence string) 

Source Link

Document

Sets the source code in shader to the source code in the array of strings specified by strings .

Usage

From source file:renderEngine.ShaderProgram.java

/**
 * Loads the shader given its content and type.
 *
 * @param file The content of the shader file.
 * @param type The type of shader (lwjgl!).
 * @return The shader ID.//from w w  w .  j av  a 2 s . c om
 */
private static int loadShader(String file, int type) {
    StringBuilder shaderSource = new StringBuilder();

    try {
        BufferedReader reader = new BufferedReader(new FileReader(file));
        String line;
        while ((line = reader.readLine()) != null) {
            shaderSource.append(line).append("\n");
        }
        reader.close();
    } catch (IOException ex) {
        Logger.getLogger(ShaderProgram.class.getName()).log(Level.SEVERE, null, ex);
    }
    int shaderID = GL20.glCreateShader(type);
    GL20.glShaderSource(shaderID, shaderSource);
    GL20.glCompileShader(shaderID);
    if (GL20.glGetShaderi(shaderID, GL20.GL_COMPILE_STATUS) == GL11.GL_FALSE) {
        System.out.println(GL20.GL_COMPILE_STATUS);
        System.out.println("Shader of type: " + type + " did not compile!");
    }
    return shaderID;

}

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From source file:se.angergard.engine.graphics.ShaderProgram.java

License:Apache License

private ShaderProgram addShader(String code, int type) {
    int shader = GL20.glCreateShader(type);
    GL20.glShaderSource(shader, code);
    GL20.glCompileShader(shader);/*from ww  w  .ja v a  2s .c  o  m*/

    if (type == GL20.GL_VERTEX_SHADER) {
        vertexShader = shader;
    }

    else if (type == GL20.GL_FRAGMENT_SHADER) {
        fragmentShader = shader;
    }

    else if (type == GL32.GL_GEOMETRY_SHADER) {
        geometryShader = shader;
    }

    String error = GL20.glGetShaderInfoLog(shader, GL20.GL_INFO_LOG_LENGTH);
    if (!error.equals("")) {
        System.out.println(error);
    }

    if (shader == -1) {
        System.err.println("Shader wasn't succsessfully created");
    }

    GL20.glAttachShader(program, shader);
    return this;
}

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From source file:thebounzer.org.lwgldemo.glutils.ShaderProgram.java

License:Open Source License

private void compileShader(int programId, GenericShader shader) throws IOException {
    GL20.glShaderSource(shader.getShaderId(), shader.getSource());
    GL20.glCompileShader(shader.getShaderId());
    if (!validateCompilation(shader)) {
        throw new IOException("Shader compilation failed, see log!");
    }//from   w  w  w .j  a  va2  s  .c  o  m
    GL20.glAttachShader(programId, shader.getShaderId());
}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glShaderSource(int a, CharSequence b) {
    GL20.glShaderSource(a, b);
}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glShaderSource(int a, ByteBuffer b) {
    GL20.glShaderSource(a, b);
}

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From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glShaderSource(int a, CharSequence[] b) {
    GL20.glShaderSource(a, b);
}

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From source file:uk.co.ifs_studios.engine.shader.FragmentShader.java

License:Open Source License

/**
 * Load and compile shader./*from  ww  w . j a v a  2  s.c om*/
 */
public void load() {
    StringBuilder shaderSource = new StringBuilder();

    try {
        BufferedReader reader = new BufferedReader(new InputStreamReader(this.shaderStream));

        String line;
        while ((line = reader.readLine()) != null) {
            shaderSource.append(line).append("\n");
        }

        reader.close();
    } catch (FileNotFoundException e) {
        EngineLogger.error(new ShaderException("Shader file not found.", e));
    } catch (IOException e) {
        EngineLogger.error(new ShaderException("Couldn't read shader file.", e));
    }

    this.id = GL20.glCreateShader(GL20.GL_FRAGMENT_SHADER);
    GL20.glShaderSource(this.id, shaderSource);
    GL20.glCompileShader(this.id);
}

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From source file:uk.co.ifs_studios.engine.shader.VertexShader.java

License:Open Source License

/**
 * Load and compile shader.// www. jav  a2 s  .  co  m
 */
public void load() {
    StringBuilder shaderSource = new StringBuilder();

    try {
        BufferedReader reader = new BufferedReader(new InputStreamReader(this.shaderStream));

        String line;
        while ((line = reader.readLine()) != null) {
            shaderSource.append(line).append("\n");
        }

        reader.close();
    } catch (FileNotFoundException e) {
        EngineLogger.error(new ShaderException("Shader file not found.", e));
    } catch (IOException e) {
        EngineLogger.error(new ShaderException("Couldn't read shader file.", e));
    }

    this.id = GL20.glCreateShader(GL20.GL_VERTEX_SHADER);
    GL20.glShaderSource(this.id, shaderSource);
    GL20.glCompileShader(this.id);
}

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From source file:vertigo.graphics.lwjgl.ShaderUtils.java

License:Open Source License

private static int attachVFShaders(ShaderProg prog) throws Exception {
    System.out.println("attachVFShader");

    int vertexShaderProgram;
    int fragmentShaderProgram;
    int shaderprogram;
    vertexShaderProgram = GL20.glCreateShader(GL20.GL_VERTEX_SHADER);
    fragmentShaderProgram = GL20.glCreateShader(GL20.GL_FRAGMENT_SHADER);

    GL20.glShaderSource(vertexShaderProgram, prog.getVertexSource());
    GL20.glCompileShader(vertexShaderProgram);
    if (GL20.glGetShaderi(vertexShaderProgram, GL20.GL_COMPILE_STATUS) == GL11.GL_FALSE) {
        System.err.println("Compile error of vertexshader");
    }// w w w . j av  a 2 s  .  c o m

    GL20.glShaderSource(fragmentShaderProgram, prog.getFragmentSource());
    GL20.glCompileShader(fragmentShaderProgram);
    if (GL20.glGetShaderi(fragmentShaderProgram, GL20.GL_COMPILE_STATUS) == GL11.GL_FALSE) {
        System.err.println("Compile error of fragmentshader");
    }

    //
    shaderprogram = GL20.glCreateProgram();

    GL20.glAttachShader(shaderprogram, vertexShaderProgram);
    GL20.glAttachShader(shaderprogram, fragmentShaderProgram);
    GL20.glLinkProgram(shaderprogram);
    GL20.glValidateProgram(shaderprogram);

    if (GL20.glGetProgrami(shaderprogram, GL20.GL_LINK_STATUS) == GL11.GL_FALSE) {

        IntBuffer intBuffer = BufferTools.newIntBuffer(1);
        GL20.glGetProgram(shaderprogram, GL20.GL_INFO_LOG_LENGTH, intBuffer);

        int size = intBuffer.get(0);
        System.err.println("Program link error: " + size);
        if (size > 0) {
            ByteBuffer byteBuffer = BufferTools.newByteBuffer(size);
            GL20.glGetProgramInfoLog(shaderprogram, intBuffer, byteBuffer);
            byteBuffer.rewind();
            byte[] bytearray = new byte[byteBuffer.remaining()];
            byteBuffer.get(bytearray);
            System.err.println(bytearray.length);
            String s = new String(bytearray, 0, bytearray.length - 1, Charset.forName("UTF-8"));
            System.err.print("<<" + s + ">>");
            /**
             * *
             * for (byte b : bytearray) { System.err.print(b+";"); } *
             */
            System.err.println(" - End");
        } else {
            System.out.println("Unknown");
        }
        System.exit(1);
    }
    System.out.println("End of attachVFShader");
    return shaderprogram;

}

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From source file:vertigo.graphics.lwjgl.ShaderUtils.java

License:Open Source License

private static int compileShader(String source, int type) throws Exception {
    String log = "";

    int shaderProgram = GL20.glCreateShader(type);
    GL20.glShaderSource(shaderProgram, source);
    GL20.glCompileShader(shaderProgram);

    //if info/warnings are found, append it to our shader log
    String infoLog = GL20.glGetShaderInfoLog(shaderProgram,
            GL20.glGetShaderi(shaderProgram, GL20.GL_INFO_LOG_LENGTH));
    if (infoLog != null && infoLog.trim().length() != 0) {
        log += "Vertex Shader : " + infoLog + "\n";
    }//from w w w. j  a va  2 s  .c o m

    //if the compiling was unsuccessful, throw an exception
    if (GL20.glGetShaderi(shaderProgram, GL20.GL_COMPILE_STATUS) == GL11.GL_FALSE) {
        throw new LWJGLException("Failure in compiling Vertex Shader. Error log:\n" + infoLog);
    }

    return shaderProgram;
}

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