Implement IApplicationDisplayService::ConvertScalingMode

Utilized by アイリス魔法学園
This commit is contained in:
PixelyIon 2021-07-12 20:27:33 +05:30
parent 3f54b83f2d
commit b43541c1a4
3 changed files with 41 additions and 0 deletions

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@ -1,5 +1,6 @@
// SPDX-License-Identifier: MPL-2.0
// Copyright © 2020 Skyline Team and Contributors (https://github.com/skyline-emu/)
// Copyright © 2019 Ryujinx Team and Contributors
#include <gpu.h>
#include <kernel/types/KProcess.h>
@ -85,4 +86,27 @@ namespace skyline::service::visrv {
response.copyHandles.push_back(handle);
return {};
}
Result IApplicationDisplayService::ConvertScalingMode(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
u32 inScalingMode{request.Pop<u32>()};
std::array<ScalingMode, 5> scalingModeLut{
ScalingMode::None,
ScalingMode::Freeze,
ScalingMode::ScaleToLayer,
ScalingMode::ScaleAndCrop,
ScalingMode::PreserveAspectRatio,
};
if (scalingModeLut.size() <= inScalingMode)
return result::InvalidArgument;
auto scalingMode{scalingModeLut[inScalingMode]};
if (scalingMode != ScalingMode::ScaleToLayer && scalingMode != ScalingMode::PreserveAspectRatio)
return result::IllegalOperation;
response.Push(scalingMode);
return {};
}
}

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@ -15,6 +15,17 @@ namespace skyline::service::visrv {
private:
PrivilegeLevel level;
/**
* @brief Specifies the method to scale up the layer content to its bounds
*/
enum class ScalingMode {
Freeze = 0,
ScaleToLayer = 1,
ScaleAndCrop = 2,
None = 3,
PreserveAspectRatio = 4,
};
public:
IApplicationDisplayService(const DeviceState &state, ServiceManager &manager, PrivilegeLevel level);
@ -72,6 +83,11 @@ namespace skyline::service::visrv {
*/
Result SetLayerScalingMode(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
/**
* @brief Converts an arbitrary scaling mode to a VI scaling mode
*/
Result ConvertScalingMode(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
/**
* @brief Returns a handle to a KEvent which is triggered every time a frame is drawn
* @url https://switchbrew.org/wiki/Display_services#GetDisplayVsyncEvent

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@ -6,5 +6,6 @@
#include <common.h>
namespace skyline::service::visrv::result {
constexpr Result InvalidArgument(114, 1);
constexpr Result IllegalOperation(114, 6);
}