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Fix Maxwell3D RT Depth/Layer Count Logic

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The Maxwell3D RT layer count wasn't being set correctly as it has the same register as the depth values and is toggled between the two based on another register value.
This commit is contained in:
PixelyIon 2022-05-12 18:19:36 +05:30
parent 543ac3042e
commit 2a99e1784d
2 changed files with 19 additions and 8 deletions
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25
app/src/main/cpp/skyline/gpu/interconnect/graphics_context.h
View File

@ -111,10 +111,11 @@ namespace skyline::gpu::interconnect {
private:
struct RenderTarget {
bool disabled{true}; //!< If this RT has been disabled and will be an unbound attachment instead
IOVA iova;
u32 widthBytes; //!< The width in bytes for linear textures
GuestTexture guest;
std::shared_ptr<TextureView> view;
IOVA iova{};
u32 widthBytes{}; //!< The width in bytes for linear textures
bool is3d{}; //!< If the RT is 3D, this controls if the RT is 3D or layered
GuestTexture guest{};
std::shared_ptr<TextureView> view{};
RenderTarget() {
guest.dimensions = texture::Dimensions(1, 1, 1);
@ -332,6 +333,12 @@ namespace skyline::gpu::interconnect {
.blockDepth = static_cast<u8>(1U << mode.blockDepthLog2),
};
}
if (renderTarget.is3d != mode.is3d) {
std::swap(renderTarget.guest.dimensions.depth, renderTarget.guest.layerCount);
renderTarget.is3d = mode.is3d;
}
renderTarget.view.reset();
}
@ -344,14 +351,18 @@ namespace skyline::gpu::interconnect {
}
void SetRenderTargetArrayMode(RenderTarget &renderTarget, maxwell3d::RenderTargetArrayMode mode) {
renderTarget.guest.dimensions.depth = mode.layerCount;
if (renderTarget.is3d)
renderTarget.guest.dimensions.depth = mode.depthOrlayerCount;
else
renderTarget.guest.layerCount = mode.depthOrlayerCount;
renderTarget.view.reset();
}
void SetColorRenderTargetArrayMode(size_t index, maxwell3d::RenderTargetArrayMode mode) {
auto &renderTarget{colorRenderTargets.at(index)};
if (mode.volume)
throw exception("Color RT Array Volumes are not supported (with layer count = {})", mode.layerCount);
SetRenderTargetArrayMode(colorRenderTargets.at(index), mode);
throw exception("Color RT Array Volumes are not supported (with {} = {})", renderTarget.is3d ? "depth" : "layer count", mode.depthOrlayerCount);
SetRenderTargetArrayMode(renderTarget, mode);
}
void SetDepthRenderTargetArrayMode(maxwell3d::RenderTargetArrayMode mode) {

2
app/src/main/cpp/skyline/soc/gm20b/engines/maxwell/types.h
View File

@ -69,7 +69,7 @@ namespace skyline::soc::gm20b::engine::maxwell3d::type {
};
struct RenderTargetArrayMode {
u16 layerCount;
u16 depthOrlayerCount; //!< The 3D depth or layer count of the render target depending on if it's 3D or not
bool volume : 1;
u16 _pad_ : 15;
};