Example usage for org.lwjgl.opengl GL12 glDrawRangeElements

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL12 glDrawRangeElements.

Prototype

public static void glDrawRangeElements(@NativeType("GLenum") int mode, @NativeType("GLuint") int start,
        @NativeType("GLuint") int end, @NativeType("GLsizei") int count, @NativeType("GLenum") int type,
        @NativeType("void const *") long indices) 

Source Link

Document

A restricted form of GL11C#glDrawElements DrawElements .

Usage

From source file:com.badlogic.gdx.backends.jglfw.JglfwGL30.java

License:Apache License

@Override
public void glDrawRangeElements(int mode, int start, int end, int count, int type, int offset) {
    GL12.glDrawRangeElements(mode, start, end, count, type, offset);
}

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From source file:io.root.gfx.glutils.GL.java

License:Apache License

public static void glDrawRangeElements(int mode, int start, int end, int count, int type, int offset) {
    GL12.glDrawRangeElements(mode, start, end, count, type, offset);
}

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From source file:net.adam_keenan.voxel.world.BlockVBO.java

License:Creative Commons License

public void render(BlockType type, float x, float y, float z) {
    TextureLoader.bind(Textures.SHEET);/*w  w w  .j a v a  2s  . c  o  m*/
    int vertID = this.blockVertexBufferID, texID;
    switch (type) {
    case DIRT:
        texID = dirtTextureID;
        break;
    case STONE:
        texID = stoneTextureID;
        break;
    case GRASS:
        texID = grassTextureID;
        break;
    case AIR:
        texID = 0;
        break;
    case FIRE:
        texID = grassTextureID;
        vertID = this.projectileVBOID;
        break;
    default:
        texID = stoneTextureID;
        break;

    }
    if (texID == 0)
        return;
    GL11.glPushMatrix();
    GL11.glTranslatef(x, y, z);

    GL11.glEnableClientState(GL11.GL_VERTEX_ARRAY);
    GL11.glEnableClientState(GL11.GL_TEXTURE_COORD_ARRAY);

    // Vertex array
    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, vertID);
    GL11.glVertexPointer(3, GL11.GL_FLOAT, 0, 0);

    // Texture array
    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ARRAY_BUFFER_ARB, texID);
    GL11.glTexCoordPointer(2, GL11.GL_FLOAT, 0, 0);

    // Index array
    ARBVertexBufferObject.glBindBufferARB(ARBVertexBufferObject.GL_ELEMENT_ARRAY_BUFFER_ARB, indexBufferID);

    // Draw 'em up
    GL12.glDrawRangeElements(GL11.GL_QUADS, 0, 6 * 4, 6 * 4, GL11.GL_UNSIGNED_INT, 0);

    GL11.glDisableClientState(GL11.GL_VERTEX_ARRAY);
    GL11.glDisableClientState(GL11.GL_TEXTURE_COORD_ARRAY);

    GL11.glPopMatrix();
    TextureLoader.unbind();
}

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From source file:net.smert.frameworkgl.opengl.helpers.VertexBufferObjectHelper.java

License:Apache License

public void drawRangeElements(int mode, int minIndex, int maxIndex, int count, int type, long byteOffset) {
    GL12.glDrawRangeElements(mode, minIndex, maxIndex, count, type, byteOffset);
}

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

License:Open Source License

public static void glDrawRangeElements(int a, int b, int c, int d, int e, long f) {
    GL12.glDrawRangeElements(a, b, c, d, e, f);
}

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From source file:voxicity.ChunkNode.java

License:Open Source License

public void render(Frustum camera) {
    if (empty)/*w w w .  j  a v  a2s. c  om*/
        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;/*from w  w w  .  j a v a  2s.com*/

    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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