mirror of
https://github.com/flyinghead/flycast.git
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115 lines
3.0 KiB
C++
115 lines
3.0 KiB
C++
/*
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Created on: Oct 18, 2019
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Copyright 2019 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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#ifndef LIBRETRO
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#include "context.h"
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#include "cfg/option.h"
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#include "oslib/i18n.h"
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#include "gl_context.h"
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#include "rend/dx9/dxcontext.h"
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#include "rend/dx11/dx11context.h"
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#ifdef USE_VULKAN
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#include "rend/vulkan/vulkan_context.h"
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#endif
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void initRenderApi(void *window, void *display)
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{
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#ifdef USE_VULKAN
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if (isVulkan(config::RendererType))
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{
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try {
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VulkanContext::Create(window, display);
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return;
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} catch (const std::exception& e) {
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// Fall back to OpenGL
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WARN_LOG(RENDERER, "Vulkan init failed. Falling back to OpenGL (%s)", e.what());
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config::RendererType = RenderType::OpenGL;
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}
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}
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#endif
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#ifdef USE_DX11
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bool dx11Failed = false;
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if (config::RendererType == RenderType::DirectX11 || config::RendererType == RenderType::DirectX11_OIT)
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{
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try {
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DX11Context::Create(window, display);
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return;
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} catch (const std::exception& e) {
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dx11Failed = true;
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WARN_LOG(RENDERER, "DirectX 11 init failed. Falling back to DirectX 9 (%s)", e.what());
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config::RendererType = RenderType::DirectX9;
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}
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}
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#endif
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#ifdef USE_DX9
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if (config::RendererType == RenderType::DirectX9)
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{
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try {
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DXContext::Create(window, display);
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return;
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} catch (const std::exception& e) {
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// Fall back to OpenGL
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WARN_LOG(RENDERER, "DirectX 9 init failed. Falling back to OpenGL (%s)", e.what());
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config::RendererType = RenderType::OpenGL;
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}
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}
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#endif
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#ifdef USE_OPENGL
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if (!isOpenGL(config::RendererType))
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config::RendererType = RenderType::OpenGL;
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try {
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GLGraphicsContext::Create(window, display);
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return;
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} catch (const std::exception& e) {
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WARN_LOG(RENDERER, "OpenGL init failed: %s", e.what());
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}
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#endif
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#ifdef USE_DX11
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if (!dx11Failed)
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{
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// Try dx11 as a last resort if it hasn't been tried before
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WARN_LOG(RENDERER, "OpenGL init failed. Trying DirectX 11.");
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config::RendererType = RenderType::DirectX11;
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try {
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DX11Context::Create(window, display);
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return;
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} catch (const std::exception& e) {
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}
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}
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#endif
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throw FlycastException(i18n::T("Cannot initialize the graphics API"));
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}
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void termRenderApi() {
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GraphicsContext::Term();
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}
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void switchRenderApi()
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{
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void *window = nullptr;
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void *display = nullptr;
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if (GraphicsContext::Instance() != nullptr)
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GraphicsContext::Instance()->getWindow(&window, &display);
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termRenderApi();
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initRenderApi(window, display);
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}
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#endif
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