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Implement texture buffers (#1152)

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* Implement texture buffers

* Throw NotSupportedException where appropriate
This commit is contained in:
gdkchan 2020-04-25 10:02:18 -03:00 • committed by GitHub
parent a065dc1626
commit 3cb1fa0e85
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GPG key ID: 4AEE18F83AFDEB23
16 changed files with 291 additions and 135 deletions
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25
Ryujinx.Graphics.Gpu/Image/TextureBindingsManager.cs
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@ -69,7 +69,6 @@ namespace Ryujinx.Graphics.Gpu.Image
public void SetTextures(int stage, TextureBindingInfo[] bindings)
{
_textureBindings[stage] = bindings;
_textureState[stage] = new TextureStatePerStage[bindings.Length];
}
@ -81,7 +80,6 @@ namespace Ryujinx.Graphics.Gpu.Image
public void SetImages(int stage, TextureBindingInfo[] bindings)
{
_imageBindings[stage] = bindings;
_imageState[stage] = new TextureStatePerStage[bindings.Length];
}
@ -201,7 +199,7 @@ namespace Ryujinx.Graphics.Gpu.Image
}
else
{
packedId = ReadPackedId(stageIndex, binding.Handle);
packedId = ReadPackedId(stageIndex, binding.Handle, _textureBufferIndex);
}
int textureId = UnpackTextureId(packedId);
@ -227,6 +225,14 @@ namespace Ryujinx.Graphics.Gpu.Image
_context.Renderer.Pipeline.SetTexture(index, stage, hostTexture);
}
if (hostTexture != null && texture.Info.Target == Target.TextureBuffer)
{
// Ensure that the buffer texture is using the correct buffer as storage.
// Buffers are frequently re-created to accomodate larger data, so we need to re-bind
// to ensure we're not using a old buffer that was already deleted.
_context.Methods.BufferManager.SetBufferTextureStorage(hostTexture, texture.Address, texture.Size, _isCompute);
}
Sampler sampler = _samplerPool.Get(samplerId);
ISampler hostSampler = sampler?.HostSampler;
@ -258,8 +264,7 @@ namespace Ryujinx.Graphics.Gpu.Image
{
TextureBindingInfo binding = _imageBindings[stageIndex][index];
int packedId = ReadPackedId(stageIndex, binding.Handle);
int packedId = ReadPackedId(stageIndex, binding.Handle, _textureBufferIndex);
int textureId = UnpackTextureId(packedId);
Texture texture = pool.Get(textureId);
@ -284,8 +289,7 @@ namespace Ryujinx.Graphics.Gpu.Image
/// <returns>The texture descriptor for the specified texture</returns>
public TextureDescriptor GetTextureDescriptor(GpuState state, int stageIndex, int handle)
{
int packedId = ReadPackedId(stageIndex, handle);
int packedId = ReadPackedId(stageIndex, handle, state.Get<int>(MethodOffset.TextureBufferIndex));
int textureId = UnpackTextureId(packedId);
var poolState = state.Get<PoolState>(MethodOffset.TexturePoolState);
@ -303,8 +307,9 @@ namespace Ryujinx.Graphics.Gpu.Image
/// </summary>
/// <param name="stageIndex">The number of the shader stage where the texture is bound</param>
/// <param name="wordOffset">A word offset of the handle on the buffer (the "fake" shader handle)</param>
/// <param name="textureBufferIndex">Index of the constant buffer holding the texture handles</param>
/// <returns>The packed texture and sampler ID (the real texture handle)</returns>
private int ReadPackedId(int stageIndex, int wordOffset)
private int ReadPackedId(int stageIndex, int wordOffset, int textureBufferIndex)
{
ulong address;
@ -312,11 +317,11 @@ namespace Ryujinx.Graphics.Gpu.Image
if (_isCompute)
{
address = bufferManager.GetComputeUniformBufferAddress(_textureBufferIndex);
address = bufferManager.GetComputeUniformBufferAddress(textureBufferIndex);
}
else
{
address = bufferManager.GetGraphicsUniformBufferAddress(stageIndex, _textureBufferIndex);
address = bufferManager.GetGraphicsUniformBufferAddress(stageIndex, textureBufferIndex);
}
address += (uint)wordOffset * 4;