Examples with IntBuffer java.nio.IntBuffer used on opensource projects

Example 81 with IntBuffer

use of java.nio.IntBuffer in project android_frameworks_base by ResurrectionRemix.

the class GLLogWrapper method doArrayElement.

private void doArrayElement(StringBuilder builder, boolean enabled, String name, PointerInfo pointer, int index) {
    if (!enabled) {
        return;
    }
    builder.append(" ");
    builder.append(name + ":{");
    if (pointer == null || pointer.mTempByteBuffer == null) {
        builder.append("undefined }");
        return;
    }
    if (pointer.mStride < 0) {
        builder.append("invalid stride");
        return;
    }
    int stride = pointer.getStride();
    ByteBuffer byteBuffer = pointer.mTempByteBuffer;
    int size = pointer.mSize;
    int type = pointer.mType;
    int sizeofType = pointer.sizeof(type);
    int byteOffset = stride * index;
    for (int i = 0; i < size; i++) {
        if (i > 0) {
            builder.append(", ");
        }
        switch(type) {
            case GL_BYTE:
                {
                    byte d = byteBuffer.get(byteOffset);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_UNSIGNED_BYTE:
                {
                    byte d = byteBuffer.get(byteOffset);
                    builder.append(Integer.toString(0xff & d));
                }
                break;
            case GL_SHORT:
                {
                    ShortBuffer shortBuffer = byteBuffer.asShortBuffer();
                    short d = shortBuffer.get(byteOffset / 2);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_FIXED:
                {
                    IntBuffer intBuffer = byteBuffer.asIntBuffer();
                    int d = intBuffer.get(byteOffset / 4);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_FLOAT:
                {
                    FloatBuffer intBuffer = byteBuffer.asFloatBuffer();
                    float d = intBuffer.get(byteOffset / 4);
                    builder.append(Float.toString(d));
                }
                break;
            default:
                builder.append("?");
                break;
        }
        byteOffset += sizeofType;
    }
    builder.append("}");
}

Example 82 with IntBuffer

use of java.nio.IntBuffer in project android_frameworks_base by ResurrectionRemix.

the class GLLogWrapper method toByteBuffer.

private ByteBuffer toByteBuffer(int byteCount, Buffer input) {
    ByteBuffer result = null;
    boolean convertWholeBuffer = (byteCount < 0);
    if (input instanceof ByteBuffer) {
        ByteBuffer input2 = (ByteBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = input2.limit() - position;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        for (int i = 0; i < byteCount; i++) {
            result.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof CharBuffer) {
        CharBuffer input2 = (CharBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 2;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        CharBuffer result2 = result.asCharBuffer();
        for (int i = 0; i < byteCount / 2; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof ShortBuffer) {
        ShortBuffer input2 = (ShortBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 2;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        ShortBuffer result2 = result.asShortBuffer();
        for (int i = 0; i < byteCount / 2; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof IntBuffer) {
        IntBuffer input2 = (IntBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 4;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        IntBuffer result2 = result.asIntBuffer();
        for (int i = 0; i < byteCount / 4; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof FloatBuffer) {
        FloatBuffer input2 = (FloatBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 4;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        FloatBuffer result2 = result.asFloatBuffer();
        for (int i = 0; i < byteCount / 4; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof DoubleBuffer) {
        DoubleBuffer input2 = (DoubleBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 8;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        DoubleBuffer result2 = result.asDoubleBuffer();
        for (int i = 0; i < byteCount / 8; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof LongBuffer) {
        LongBuffer input2 = (LongBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 8;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        LongBuffer result2 = result.asLongBuffer();
        for (int i = 0; i < byteCount / 8; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else {
        throw new RuntimeException("Unimplemented Buffer subclass.");
    }
    result.rewind();
    // The OpenGL API will interpret the result in hardware byte order,
    // so we better do that as well:
    result.order(ByteOrder.nativeOrder());
    return result;
}

Example 83 with IntBuffer

use of java.nio.IntBuffer in project XobotOS by xamarin.

the class GLLogWrapper method doArrayElement.

private void doArrayElement(StringBuilder builder, boolean enabled, String name, PointerInfo pointer, int index) {
    if (!enabled) {
        return;
    }
    builder.append(" ");
    builder.append(name + ":{");
    if (pointer == null || pointer.mTempByteBuffer == null) {
        builder.append("undefined }");
        return;
    }
    if (pointer.mStride < 0) {
        builder.append("invalid stride");
        return;
    }
    int stride = pointer.getStride();
    ByteBuffer byteBuffer = pointer.mTempByteBuffer;
    int size = pointer.mSize;
    int type = pointer.mType;
    int sizeofType = pointer.sizeof(type);
    int byteOffset = stride * index;
    for (int i = 0; i < size; i++) {
        if (i > 0) {
            builder.append(", ");
        }
        switch(type) {
            case GL_BYTE:
                {
                    byte d = byteBuffer.get(byteOffset);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_UNSIGNED_BYTE:
                {
                    byte d = byteBuffer.get(byteOffset);
                    builder.append(Integer.toString(0xff & d));
                }
                break;
            case GL_SHORT:
                {
                    ShortBuffer shortBuffer = byteBuffer.asShortBuffer();
                    short d = shortBuffer.get(byteOffset / 2);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_FIXED:
                {
                    IntBuffer intBuffer = byteBuffer.asIntBuffer();
                    int d = intBuffer.get(byteOffset / 4);
                    builder.append(Integer.toString(d));
                }
                break;
            case GL_FLOAT:
                {
                    FloatBuffer intBuffer = byteBuffer.asFloatBuffer();
                    float d = intBuffer.get(byteOffset / 4);
                    builder.append(Float.toString(d));
                }
                break;
            default:
                builder.append("?");
                break;
        }
        byteOffset += sizeofType;
    }
    builder.append("}");
}

Example 84 with IntBuffer

use of java.nio.IntBuffer in project XobotOS by xamarin.

the class GLLogWrapper method toByteBuffer.

private ByteBuffer toByteBuffer(int byteCount, Buffer input) {
    ByteBuffer result = null;
    boolean convertWholeBuffer = (byteCount < 0);
    if (input instanceof ByteBuffer) {
        ByteBuffer input2 = (ByteBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = input2.limit() - position;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        for (int i = 0; i < byteCount; i++) {
            result.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof CharBuffer) {
        CharBuffer input2 = (CharBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 2;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        CharBuffer result2 = result.asCharBuffer();
        for (int i = 0; i < byteCount / 2; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof ShortBuffer) {
        ShortBuffer input2 = (ShortBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 2;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        ShortBuffer result2 = result.asShortBuffer();
        for (int i = 0; i < byteCount / 2; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof IntBuffer) {
        IntBuffer input2 = (IntBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 4;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        IntBuffer result2 = result.asIntBuffer();
        for (int i = 0; i < byteCount / 4; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof FloatBuffer) {
        FloatBuffer input2 = (FloatBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 4;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        FloatBuffer result2 = result.asFloatBuffer();
        for (int i = 0; i < byteCount / 4; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof DoubleBuffer) {
        DoubleBuffer input2 = (DoubleBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 8;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        DoubleBuffer result2 = result.asDoubleBuffer();
        for (int i = 0; i < byteCount / 8; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else if (input instanceof LongBuffer) {
        LongBuffer input2 = (LongBuffer) input;
        int position = input2.position();
        if (convertWholeBuffer) {
            byteCount = (input2.limit() - position) * 8;
        }
        result = ByteBuffer.allocate(byteCount).order(input2.order());
        LongBuffer result2 = result.asLongBuffer();
        for (int i = 0; i < byteCount / 8; i++) {
            result2.put(input2.get());
        }
        input2.position(position);
    } else {
        throw new RuntimeException("Unimplemented Buffer subclass.");
    }
    result.rewind();
    // The OpenGL API will interpret the result in hardware byte order,
    // so we better do that as well:
    result.order(ByteOrder.nativeOrder());
    return result;
}

Example 85 with IntBuffer

use of java.nio.IntBuffer in project jmonkeyengine by jMonkeyEngine.

the class LwjglContext method querySupportedFormats.

@Override
public ImageFormat[] querySupportedFormats(MemoryAccess access, Image.ImageType type) {
    long memFlags = Utils.getMemoryAccessFlags(access);
    int typeFlag = LwjglImage.decodeImageType(type);
    Utils.tempBuffers[0].b16i.rewind();
    //query count
    int ret = CL10.clGetSupportedImageFormats(context, memFlags, typeFlag, null, Utils.tempBuffers[0].b16i);
    Utils.checkError(ret, "clGetSupportedImageFormats");
    int count = Utils.tempBuffers[0].b16i.get(0);
    if (count == 0) {
        return new ImageFormat[0];
    }
    //get formats
    CLImageFormat.Buffer formatsB = new CLImageFormat.Buffer(BufferUtils.createByteBuffer(count * CLImageFormat.SIZEOF));
    ret = CL10.clGetSupportedImageFormats(context, memFlags, typeFlag, formatsB, (IntBuffer) null);
    Utils.checkError(ret, "clGetSupportedImageFormats");
    //convert formats
    ImageFormat[] formats = new ImageFormat[count];
    for (int i = 0; i < count; ++i) {
        CLImageFormat f = formatsB.get();
        Image.ImageChannelOrder channelOrder = LwjglImage.encodeImageChannelOrder(f.image_channel_order());
        Image.ImageChannelType channelType = LwjglImage.encodeImageChannelType(f.image_channel_data_type());
        formats[i] = new ImageFormat(channelOrder, channelType);
    }
    return formats;
}