1c93476a80
This only needs to happen once per game boot, so we can just call it during CreateGPU and be done with it, avoiding the need to call it in the frontends.
64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <memory>
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#include "common/logging/log.h"
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#include "common/settings.h"
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#include "core/core.h"
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#include "video_core/renderer_base.h"
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#include "video_core/renderer_opengl/renderer_opengl.h"
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#include "video_core/renderer_vulkan/renderer_vulkan.h"
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#include "video_core/video_core.h"
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namespace {
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std::unique_ptr<VideoCore::RendererBase> CreateRenderer(
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Core::System& system, Core::Frontend::EmuWindow& emu_window, Tegra::GPU& gpu,
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std::unique_ptr<Core::Frontend::GraphicsContext> context) {
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auto& telemetry_session = system.TelemetrySession();
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auto& cpu_memory = system.Memory();
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switch (Settings::values.renderer_backend.GetValue()) {
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case Settings::RendererBackend::OpenGL:
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return std::make_unique<OpenGL::RendererOpenGL>(telemetry_session, emu_window, cpu_memory,
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gpu, std::move(context));
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case Settings::RendererBackend::Vulkan:
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return std::make_unique<Vulkan::RendererVulkan>(telemetry_session, emu_window, cpu_memory,
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gpu, std::move(context));
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default:
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return nullptr;
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}
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}
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} // Anonymous namespace
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namespace VideoCore {
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std::unique_ptr<Tegra::GPU> CreateGPU(Core::Frontend::EmuWindow& emu_window, Core::System& system) {
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Settings::UpdateRescalingInfo();
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const auto nvdec_value = Settings::values.nvdec_emulation.GetValue();
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const bool use_nvdec = nvdec_value != Settings::NvdecEmulation::Off;
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const bool use_async = Settings::values.use_asynchronous_gpu_emulation.GetValue();
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auto gpu = std::make_unique<Tegra::GPU>(system, use_async, use_nvdec);
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auto context = emu_window.CreateSharedContext();
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auto scope = context->Acquire();
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try {
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auto renderer = CreateRenderer(system, emu_window, *gpu, std::move(context));
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gpu->BindRenderer(std::move(renderer));
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return gpu;
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} catch (const std::runtime_error& exception) {
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LOG_ERROR(HW_GPU, "Failed to initialize GPU: {}", exception.what());
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return nullptr;
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}
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}
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float GetResolutionScaleFactor(const RendererBase& renderer) {
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return Settings::values.resolution_info.active
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? Settings::values.resolution_info.up_factor
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: renderer.GetRenderWindow().GetFramebufferLayout().GetScalingRatio();
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}
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} // namespace VideoCore
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