Example usage for org.lwjgl.opengl ARBShaderObjects glGetInfoLogARB

Introduction

In this page you can find the example usage for org.lwjgl.opengl ARBShaderObjects glGetInfoLogARB.

Prototype

public static void glGetInfoLogARB(@NativeType("GLhandleARB") int obj,
        @Nullable @NativeType("GLsizei *") int[] length, @NativeType("GLcharARB *") ByteBuffer infoLog) 

Source Link

Document

Array version of: #glGetInfoLogARB GetInfoLogARB

Usage

From source file:com.ardor3d.scene.state.lwjgl.LwjglShaderObjectsStateUtil.java

License:Open Source License

private static void checkLinkError(final int programId) {
    final IntBuffer compiled = BufferUtils.createIntBuffer(1);
    ARBShaderObjects.glGetObjectParameterARB(programId, GL20.GL_LINK_STATUS, compiled);
    if (compiled.get(0) == GL11.GL_FALSE) {
        ARBShaderObjects.glGetObjectParameterARB(programId, GL20.GL_INFO_LOG_LENGTH, compiled);
        final int length = compiled.get(0);
        String out = null;/*from   w  w w . j  a  v a  2 s. co m*/
        if (length > 0) {
            final ByteBuffer infoLog = BufferUtils.createByteBuffer(length);

            ARBShaderObjects.glGetInfoLogARB(programId, compiled, infoLog);

            final byte[] infoBytes = new byte[length];
            infoLog.get(infoBytes);
            out = new String(infoBytes);
        }

        logger.severe(out);

        throw new Ardor3dException("Error linking GLSL shader: " + out);
    }
}

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From source file:com.ardor3d.scene.state.lwjgl.LwjglShaderObjectsStateUtil.java

License:Open Source License

/**
 * Check for program errors. If an error is detected, program exits.
 * // w ww.ja  va 2  s. c om
 * @param compiled
 *            the compiler state for a given shader
 * @param id
 *            shader's id
 */
private static void checkProgramError(final IntBuffer compiled, final int id, final String shaderName) {
    if (compiled.get(0) == GL11.GL_FALSE) {
        final IntBuffer iVal = BufferUtils.createIntBuffer(1);
        ARBShaderObjects.glGetObjectParameterARB(id, ARBShaderObjects.GL_OBJECT_INFO_LOG_LENGTH_ARB, iVal);
        final int length = iVal.get(0);
        String out = null;

        if (length > 0) {
            final ByteBuffer infoLog = BufferUtils.createByteBuffer(length);

            ARBShaderObjects.glGetInfoLogARB(id, iVal, infoLog);

            final byte[] infoBytes = new byte[length];
            infoLog.get(infoBytes);
            out = new String(infoBytes);
        }

        logger.severe(out);
        final String nameString = shaderName.equals("") ? "" : " [ " + shaderName + " ]";
        throw new Ardor3dException("Error compiling GLSL shader " + nameString + ": " + out);

    }
}

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From source file:com.threerings.jme.util.ShaderCache.java

License:Open Source License

/**
 * Loads the specified shaders (prepending the supplied preprocessor definitions)
 * and returns a GLSL shader state.  One of the supplied names may be <code>null</code>
 * in order to use the fixed-function pipeline for that part.  The method returns
 * <code>null</code> if the shaders fail to compile (JME will log an error).
 *
 * @param defs a number of preprocessor definitions to be #defined in both shaders
 * (e.g., "ENABLE_FOG", "NUM_LIGHTS 2").
 *///from   ww  w . j av a 2s  . c  o  m
protected GLSLShaderObjectsState loadShaders(String vert, String frag, String[] defs) {
    GLSLShaderObjectsState sstate = DisplaySystem.getDisplaySystem().getRenderer()
            .createGLSLShaderObjectsState();
    sstate.load((vert == null) ? null : getSource(vert, defs), (frag == null) ? null : getSource(frag, defs));

    // check its link status
    IntBuffer ibuf = BufferUtils.createIntBuffer(1);
    ARBShaderObjects.glGetObjectParameterARB(sstate.getProgramID(), ARBShaderObjects.GL_OBJECT_LINK_STATUS_ARB,
            ibuf);
    if (ibuf.get(0) == 0) {
        return null; // failed to link
    }

    // check the info log
    ARBShaderObjects.glGetObjectParameterARB(sstate.getProgramID(),
            ARBShaderObjects.GL_OBJECT_INFO_LOG_LENGTH_ARB, ibuf);
    if (ibuf.get(0) == 0) {
        return sstate; // no error
    }

    ByteBuffer bbuf = BufferUtils.createByteBuffer(ibuf.get(0));
    ARBShaderObjects.glGetInfoLogARB(sstate.getProgramID(), ibuf, bbuf);
    String log = Charset.forName("US-ASCII").decode(bbuf).toString();

    // if it runs in software mode, that counts as a failure
    return (log.indexOf("software") == -1) ? sstate : null;
}

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From source file:org.smurn.jply.lwjgldemo.LWJGLDemo.java

License:Apache License

/**
 * Helper to get the log messages from the shader compiler.
 *///  ww w . j  a  v  a 2 s.c om
private static boolean printLogInfo(int obj) {
    IntBuffer iVal = BufferUtils.createIntBuffer(1);
    ARBShaderObjects.glGetObjectParameterARB(obj, ARBShaderObjects.GL_OBJECT_INFO_LOG_LENGTH_ARB, iVal);

    int length = iVal.get();
    if (length > 1) {
        // We have some info we need to output.
        ByteBuffer infoLog = BufferUtils.createByteBuffer(length);
        iVal.flip();
        ARBShaderObjects.glGetInfoLogARB(obj, iVal, infoLog);
        byte[] infoBytes = new byte[length];
        infoLog.get(infoBytes);
        String out = new String(infoBytes);
        System.out.println("Info log:\n" + out);
    } else {
        return true;
    }
    return false;
}

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From source file:zildo.fwk.gfx.PixelShaders.java

License:Open Source License

private void printLogInfo(int obj) {
    IntBuffer iVal = BufferUtils.createIntBuffer(1);
    ARBShaderObjects.glGetObjectParameterARB(obj, ARBShaderObjects.GL_OBJECT_INFO_LOG_LENGTH_ARB, iVal);

    int length = iVal.get();
    if (length > 0) {
        // We have some info we need to output.
        ByteBuffer infoLog = BufferUtils.createByteBuffer(length);
        iVal.flip();//from  w  w w .  j a  va  2s .com
        ARBShaderObjects.glGetInfoLogARB(obj, iVal, infoLog);
        byte[] infoBytes = new byte[length];
        infoLog.get(infoBytes);
        String out = new String(infoBytes);

        System.out.println("Info log:\n" + out);
    }

    Util.checkGLError();
}

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From source file:zildo.platform.opengl.LwjglPixelShaders.java

License:Open Source License

private void printLogInfo(int obj) {
    IntBuffer iVal = ZUtils.createIntBuffer(1);
    ARBShaderObjects.glGetObjectParameterARB(obj, ARBShaderObjects.GL_OBJECT_INFO_LOG_LENGTH_ARB, iVal);

    int length = iVal.get();
    if (length > 0) {
        // We have some info we need to output.
        ByteBuffer infoLog = ZUtils.createByteBuffer(length);
        iVal.flip();//from ww w.  j a v  a  2s . c  o m
        ARBShaderObjects.glGetInfoLogARB(obj, iVal, infoLog);
        byte[] infoBytes = new byte[length];
        infoLog.get(infoBytes);
        String out = new String(infoBytes);

        System.out.println("Info log:\n" + out);
    }

    Util.checkGLError();
}

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