Example usage for org.lwjgl.opengl GL11 glVertexPointer

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glVertexPointer.

Prototype

public static void glVertexPointer(@NativeType("GLint") int size, @NativeType("GLenum") int type,
        @NativeType("GLsizei") int stride, @NativeType("void const *") FloatBuffer pointer) 

Source Link

Document

Specifies the location and organization of a vertex array.

Usage

From source file:view.renderer.GridRenderer.java

public void draw() {

    GL11.glEnableClientState(GL11.GL_VERTEX_ARRAY);
    GL11.glEnableClientState(GL11.GL_COLOR_ARRAY);

    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vID);
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, vB, GL15.GL_STATIC_DRAW);
    GL11.glVertexPointer(2, GL11.GL_INT, 2 * 4, 0L);

    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, cID);
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, cB, GL15.GL_STATIC_DRAW);
    GL11.glColorPointer(3, GL11.GL_FLOAT, 3 * 4, 0L);

    GL11.glDrawArrays(GL11.GL_QUADS, 0, (linesX + linesY) * 4);

    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);

    GL11.glDisableClientState(GL11.GL_COLOR_ARRAY);
    GL11.glDisableClientState(GL11.GL_VERTEX_ARRAY);
}

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From source file:voxicity.ChunkNode.java

License:Open Source License

public void render(Frustum camera) {
    if (empty)/*from   w  w w .  ja  v  a2s. c o m*/
        return;

    AABB chunk_box = new AABB(Constants.Chunk.side_length, Constants.Chunk.side_length,
            Constants.Chunk.side_length);

    chunk_box.center_on(chunk.get_x() + chunk_box.dimensions().x, chunk.get_y() + chunk_box.dimensions().y,
            chunk.get_z() + chunk_box.dimensions().z);

    if (!camera.collides(chunk_box))
        return;

    Renderer.draw_calls++;

    if (shader_prog != 0)
        GL20.glUseProgram(shader_prog);

    // Bind VBO to vertex pointer
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vert_buf);
    GL11.glVertexPointer(3, GL11.GL_FLOAT, 0, 0);

    // Bind the texture coord VBO to texture pointer
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, tex_buf);
    GL11.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);

    int tex_bak = GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D);

    for (Batch batch : batches) {
        // Bind the texture for this batch
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, batch.tex);

        // Bind index array
        GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, batch.indices);

        // Draw the block
        GL12.glDrawRangeElements(GL11.GL_QUADS, 0, Constants.Chunk.block_number * 24 - 1, batch.num_elements,
                GL11.GL_UNSIGNED_INT, 0);

        Renderer.batch_draw_calls++;
        Renderer.quads += batch.num_elements;
    }

    // Unbind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, tex_bak);

    // Unbind all buffers
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);

    // Disable the shader once more
    if (shader_prog != 0)
        GL20.glUseProgram(0);
}

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From source file:voxicity.Renderer.java

License:Open Source License

private void render_batch(ChunkNode.Batch batch) {
    if (!camera.collides(batch.box))
        return;// w ww  . j  a va  2 s  .  c o  m

    Renderer.draw_calls++;

    // Use the shader the batch needs
    GL20.glUseProgram(batch.shader);

    // Bind VBO to vertex pointer
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, batch.vert_buf);
    GL11.glVertexPointer(3, GL11.GL_FLOAT, 0, 0);

    // Bind the texture coord VBO to texture pointer
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, batch.tex_buf);
    GL11.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);

    // Bind the texture for this batch
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, batch.tex);

    // Bind index array
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, batch.indices);

    // Draw the block
    GL12.glDrawRangeElements(GL11.GL_QUADS, 0, Constants.Chunk.block_number * 24 - 1, batch.num_elements,
            GL11.GL_UNSIGNED_INT, 0);

    Renderer.batch_draw_calls++;
    Renderer.quads += batch.num_elements;

    // Unbind the texture
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);

    // Unbind all buffers
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);

    GL20.glUseProgram(0);
}

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From source file:zildo.fwk.opengl.compatibility.VBOHardware.java

License:Open Source License

@Override
public void draw(VBOBuffers p_bufs) {
    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, p_bufs.vertexBufferId);
    GL11.glVertexPointer(3, GL11.GL_FLOAT, 0, 0);

    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, p_bufs.normalBufferId);
    GL11.glNormalPointer(GL11.GL_FLOAT, 0, 0);

    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, p_bufs.textureBufferId);
    GL11.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);
}

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From source file:zildo.platform.opengl.compatibility.VBOHardware.java

License:Open Source License

@Override
public void draw(VBOBuffers p_bufs, int start, int count) {
    preDraw();//from   w w w.  jav a 2 s  . c o  m

    int stride = 4 * 4;
    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, p_bufs.vertexBufferId);
    GL11.glVertexPointer(2, GL11.GL_FLOAT, stride, 0);
    GL11.glTexCoordPointer(2, GL11.GL_FLOAT, stride, 2 * 4);

    //GL12.glDrawRangeElements(GL11.GL_TRIANGLES, 0, count, count, GL11.GL_UNSIGNED_SHORT, 0);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, start, count);
}

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