120 lines
2.9 KiB
C++
120 lines
2.9 KiB
C++
/*
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Copyright 2021 flyinghead
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This file is part of Flycast.
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Flycast is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Flycast is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Flycast. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifdef _WIN32
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#include <windows.h>
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#include <d3d9.h>
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#include "imgui_impl_dx9.h"
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#include "types.h"
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#include "hw/pvr/Renderer_if.h"
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template<typename T>
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class ComPtr
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{
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public:
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ComPtr() = default;
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ComPtr(const ComPtr& other) : ptr(other.ptr) {
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if (ptr != nullptr)
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ptr->AddRef();
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}
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ComPtr(ComPtr&& other) noexcept {
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std::swap(ptr, other.ptr);
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}
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~ComPtr() {
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if (ptr != nullptr)
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ptr->Release();
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}
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ComPtr& operator=(const ComPtr& other) {
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if (this != &other)
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*this = ComPtr(other);
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return *this;
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}
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ComPtr& operator=(ComPtr&& other) noexcept {
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std::swap(ptr, other.ptr);
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return *this;
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}
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T* operator->() const noexcept {
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return ptr;
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}
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explicit operator bool() const noexcept {
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return ptr != nullptr;
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}
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operator T*() const noexcept {
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return ptr;
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}
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T*& get() noexcept {
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return ptr;
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}
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void reset(T *ptr = nullptr) {
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if (ptr == this->ptr)
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return;
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std::swap(this->ptr, ptr);
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if (ptr != nullptr)
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ptr->Release();
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}
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private:
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T *ptr = nullptr;
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};
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class DXContext
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{
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public:
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bool Init();
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void Term();
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void EndImGuiFrame();
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void Present();
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const ComPtr<IDirect3D9>& getD3D() const { return pD3D; }
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const ComPtr<IDirect3DDevice9>& getDevice() const { return pDevice; }
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void resize();
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void setOverlay(bool overlay) { this->overlay = overlay; }
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std::string getDriverName() const {
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D3DADAPTER_IDENTIFIER9 id;
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pD3D->GetAdapterIdentifier(D3DADAPTER_DEFAULT, 0, &id);
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return std::string(id.Description);
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}
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std::string getDriverVersion() const {
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D3DADAPTER_IDENTIFIER9 id;
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pD3D->GetAdapterIdentifier(D3DADAPTER_DEFAULT, 0, &id);
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return std::to_string(id.DriverVersion.HighPart >> 16) + "." + std::to_string((u16)id.DriverVersion.HighPart)
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+ "." + std::to_string(id.DriverVersion.LowPart >> 16) + "." + std::to_string((u16)id.DriverVersion.LowPart);
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}
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private:
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void resetDevice()
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{
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rend_term_renderer();
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ImGui_ImplDX9_InvalidateDeviceObjects();
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HRESULT hr = pDevice->Reset(&d3dpp);
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if (hr == D3DERR_INVALIDCALL)
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die("DX9 device reset failed");
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ImGui_ImplDX9_CreateDeviceObjects();
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rend_init_renderer();
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}
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ComPtr<IDirect3D9> pD3D;
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ComPtr<IDirect3DDevice9> pDevice;
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D3DPRESENT_PARAMETERS d3dpp;
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bool overlay;
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};
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extern DXContext theDXContext;
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#endif
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