public void Dispose()
{
Commands.Dispose();
ColorPipeline.Dispose();
TransformPipeline.Dispose();
ParameterBuffer.Dispose();
ScreenCoordsBuffer.Dispose();
WorldVertexBuffer.Dispose();
VertexBuffer.Dispose();
}
/// <summary> Called before Render (normally by RenderList::Render) to set up data for the render.
/// currentstate may be null, meaning, don't apply
/// RenderState may be null, meaning don't change</summary>
public void Bind(GLRenderState currentstate, IGLProgramShader shader, GLMatrixCalc matrixcalc)
{
if (currentstate != null && RenderState != null) // if either null, it means the last render state applied is the same as our render state, so no need to apply
{
currentstate.ApplyState(RenderState); // else go to this state
}
VertexArray?.Bind(); // give the VA a chance to bind to GL
RenderData?.Bind(this, shader, matrixcalc); // optional render data supplied by the user to bind
ElementBuffer?.BindElement(); // if we have an element buffer, give it a chance to bind
IndirectBuffer?.BindIndirect(); // if we have an indirect buffer, give it a chance to bind
ParameterBuffer?.BindParameter(); // if we have a parameter buffer, give it a chance to bind
}
public async Task Draw(Framebuffer target)
{
ParameterBuffer.Update(new Parameters(Transform3D.Identity, Spatial.CameraTransform));
Commands.Submit(x =>
{
x.SetPipeline(TransformPipeline);
x.Dispatch((uint)VertexBuffer.Length, 1, 1);
});
Commands.Submit(x =>
{
x.SetFramebuffer(target);
var sfWidth = Graphics.Device.SwapchainFramebuffer.Width;
var sfHeight = Graphics.Device.SwapchainFramebuffer.Height;
x.SetViewport(0, sfWidth > sfHeight
? new Viewport(0, -(sfWidth - sfHeight) / 2f, sfWidth, sfWidth, 0, 1)
: new Viewport(-(sfHeight - sfWidth) / 2f, 0, sfHeight, sfHeight, 0, 1));
x.SetPipeline(ColorPipeline);
x.SetVertexBuffer(FaceBuffer);
x.Draw((uint)FaceBuffer.Length * 3);
});
}