Example usage for org.lwjgl.opengl GL15 glBindBuffer

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL15 glBindBuffer.

Prototype

public static void glBindBuffer(@NativeType("GLenum") int target, @NativeType("GLuint") int buffer)

Source Link

Document

Binds a named buffer object.

Usage

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void updateVertexData(float[] vertexData) {
    vertexBuffer.clear();/* w w  w . j av a  2 s. com*/
    vertexBuffer.put(vertexData);
    vertexBuffer.flip();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboId);
    GL15.glBufferSubData(GL15.GL_ARRAY_BUFFER, 0, vertexBuffer);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void updateIndexData(int[] indexData) {
    indexBuffer.clear();/*w w  w. j  a  v a 2  s .  c  o  m*/
    indexBuffer.put(indexData);
    indexBuffer.flip();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboiId);
    GL15.glBufferSubData(GL15.GL_ARRAY_BUFFER, 0, indexBuffer);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void updateIndexData(Integer[] indexData) {
    indexBuffer.clear();/*w ww  . j  av a2 s  .c o m*/
    for (int i = 0; i < indexData.length; i++)
        indexBuffer.put(indexData[i]);
    indexBuffer.flip();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboiId);
    GL15.glBufferSubData(GL15.GL_ARRAY_BUFFER, 0, indexBuffer);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void transform() {
    GL30.glBindVertexArray(vaoId);/*from  w w  w  .j a  v a  2 s . c o  m*/
    GL11.glEnable(GL30.GL_RASTERIZER_DISCARD);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboId);

    transformShader.use();
    transformShader.info.initAttribPointers();
    transformShader.info.enableAttribs();

    GL30.glBindBufferBase(GL30.GL_TRANSFORM_FEEDBACK_BUFFER, 0, vboFeedbackId);
    GL30.glBeginTransformFeedback(GL11.GL_POINTS);
    GL11.glDrawArrays(GL11.GL_POINTS, 0, countElements);
    GL30.glEndTransformFeedback();

    transformShader.info.disableAttribs();
    transformShader.unuse();
    GL11.glDisable(GL30.GL_RASTERIZER_DISCARD);
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void getFeedbackData(float[] dst) {
    feedbackBuffer.clear();//w  ww .ja  v a  2  s  .co m
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboFeedbackId);
    GL15.glGetBufferSubData(GL15.GL_ARRAY_BUFFER, 0, feedbackBuffer);
    feedbackBuffer.get(dst);
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public FloatBuffer getFeedbackData() {
    feedbackBuffer.clear();// www .  j  av a  2  s.  co  m
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboFeedbackId);
    GL15.glGetBufferSubData(GL15.GL_ARRAY_BUFFER, 0, feedbackBuffer);
    return feedbackBuffer;
}

From source file:com.xrbpowered.gl.res.shaders.FeedbackVertices.java

License:Open Source License

public void draw() {
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboFeedbackId);
    renderShader.use();/*  ww  w.  ja v a  2  s.  co m*/
    renderShader.info.enableAttribs();
    renderShader.info.initAttribPointers();

    if (vboiId != GL11.GL_INVALID_VALUE) {
        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vboiId);
        GL11.glDrawElements(GL11.GL_POINTS, countElements, GL11.GL_UNSIGNED_INT, 0);
    } else {
        GL11.glDrawArrays(GL11.GL_POINTS, 0, countElements);
    }

    renderShader.info.disableAttribs();
    renderShader.unuse();
    GL30.glBindVertexArray(0);
}

From source file:com.xrbpowered.gl.res.shaders.InstanceBuffer.java

License:Open Source License

public InstanceBuffer(int divisor, int count, int attribId, int[] elemCount) {
    this.divisor = divisor;
    this.attribId = attribId;
    this.elemCount = elemCount;
    stride = 0;/*from   w ww. ja  v  a  2 s . co m*/
    for (int i = 0; i < elemCount.length; i++) {
        stride += 4 * elemCount[i];
    }
    instanceBuffer = BufferUtils.createByteBuffer(count * stride).asFloatBuffer();

    iboId = GL15.glGenBuffers();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, iboId);
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, count * stride, GL15.GL_STATIC_DRAW);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    Client.checkError();
}

From source file:com.xrbpowered.gl.res.shaders.InstanceBuffer.java

License:Open Source License

public void updateInstanceData(float[] instanceData, int count) {
    instanceBuffer.clear();//from w  ww. ja  va2s . c  o m
    instanceBuffer.put(instanceData, 0, count * stride / 4);
    instanceBuffer.flip();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, iboId);
    GL15.glBufferSubData(GL15.GL_ARRAY_BUFFER, 0, instanceBuffer);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    Client.checkError();
}

From source file:com.xrbpowered.gl.res.shaders.InstanceBuffer.java

License:Open Source License

public void enable() {
    int offs = 0;
    for (int i = 0; i < elemCount.length; i++) {
        GL20.glEnableVertexAttribArray(attribId + i);
        GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, iboId);
        GL20.glVertexAttribPointer(attribId + i, elemCount[i], GL11.GL_FLOAT, false, stride, offs);
        offs += 4 * elemCount[i];/*from w  w w  .ja va 2s .  com*/
        GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
        GL33.glVertexAttribDivisor(attribId + i, divisor);
        //         GL20.glGetVertexAttrib(attribId, GL33.GL_VERTEX_ATTRIB_ARRAY_DIVISOR, testParam);
        Client.checkError();
    }
}