Ryujinx/Ryujinx.Graphics.Gpu/Engine/MethodClear.cs
gdkchan ab4867505e
Implement GPU scissors (#1058)
* Implement GPU scissors

* Remove unused using

* Add missing changes for Clear
2020-03-29 14:02:58 +11:00

68 lines
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2.2 KiB
C#

using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Gpu.State;
namespace Ryujinx.Graphics.Gpu.Engine
{
partial class Methods
{
/// <summary>
/// Clears the current color and depth-stencil buffers.
/// Which buffers should be cleared is also specified on the argument.
/// </summary>
/// <param name="state">Current GPU state</param>
/// <param name="argument">Method call argument</param>
private void Clear(GpuState state, int argument)
{
// Scissor affects clears aswell.
if (state.QueryModified(MethodOffset.ScissorState))
{
UpdateScissorState(state);
}
UpdateRenderTargetState(state, useControl: false);
TextureManager.CommitGraphicsBindings();
bool clearDepth = (argument & 1) != 0;
bool clearStencil = (argument & 2) != 0;
uint componentMask = (uint)((argument >> 2) & 0xf);
int index = (argument >> 6) & 0xf;
if (componentMask != 0)
{
var clearColor = state.Get<ClearColors>(MethodOffset.ClearColors);
ColorF color = new ColorF(
clearColor.Red,
clearColor.Green,
clearColor.Blue,
clearColor.Alpha);
_context.Renderer.Pipeline.ClearRenderTargetColor(index, componentMask, color);
}
if (clearDepth || clearStencil)
{
float depthValue = state.Get<float>(MethodOffset.ClearDepthValue);
int stencilValue = state.Get<int> (MethodOffset.ClearStencilValue);
int stencilMask = 0;
if (clearStencil)
{
stencilMask = state.Get<StencilTestState>(MethodOffset.StencilTestState).FrontMask;
}
_context.Renderer.Pipeline.ClearRenderTargetDepthStencil(
depthValue,
clearDepth,
stencilValue,
stencilMask);
}
UpdateRenderTargetState(state, useControl: true);
}
}
}