82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
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#include <engine/graphics/graphics_context.hpp>
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#include <engine/platform/graphics/opengl/graphics_context.hpp>
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#ifdef LIGHT_PLATFORM_WINDOWS
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#include <engine/platform/graphics/directx/graphics_context.hpp>
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#include <engine/platform/graphics/directx/shared_context.hpp>
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#endif
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#include <engine/graphics/blender.hpp> // required for forward declaratio>
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#include <engine/graphics/buffers.hpp> // required for forward declaratio>
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#include <engine/graphics/render_command.hpp> // required for forward declaratio>
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#include <engine/graphics/renderer.hpp> // required for forward declaratio>
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#include <engine/user_interface/user_interface.hpp> // required for forward declaratio>
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#include <engine/utils/resource_manager.hpp>
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namespace Light {
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GraphicsContext *GraphicsContext::s_Context = nullptr;
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GraphicsContext::~GraphicsContext()
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{
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}
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Scope<GraphicsContext> GraphicsContext::Create(GraphicsAPI api, GLFWwindow *windowHandle)
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{
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// terminate 'GraphicsContext' dependent classes
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if (s_Context)
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{
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s_Context->m_Renderer.reset();
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s_Context->m_UserInterface.reset();
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delete s_Context;
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}
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// determine the default api
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if (api == GraphicsAPI::Default)
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{
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#if defined(LIGHT_PLATFORM_WINDOWS)
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api = GraphicsAPI::DirectX;
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#elif defined(LIGHT_PLATFORM_LINUX)
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api = GraphicsAPI::OpenGL;
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#elif defined(LIGHT_PLATFORM_MAC)
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api = GraphicsAPI::OpenGL;
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#endif
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}
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// create gfx context
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Scope<GraphicsContext> scopeGfx;
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switch (api)
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{
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// opengl
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case GraphicsAPI::OpenGL:
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scopeGfx = CreateScope<glGraphicsContext>(windowHandle);
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s_Context = scopeGfx.get();
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break;
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// directx
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case GraphicsAPI::DirectX:
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LT_WIN(scopeGfx = CreateScope<dxGraphicsContext>(windowHandle); s_Context = scopeGfx.get();
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break;)
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default:
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ASSERT(
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false,
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"Invalid/unsupported 'GraphicsAPI' {}",
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Stringifier::GraphicsAPIToString(api)
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);
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return nullptr;
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}
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// create 'GraphicsContext' dependent classes
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s_Context->m_UserInterface = UserInterface::Create(windowHandle, s_Context->m_SharedContext);
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s_Context->m_Renderer = Renderer::Create(windowHandle, s_Context->m_SharedContext);
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// check
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ASSERT(s_Context->m_UserInterface, "Failed to create UserInterface");
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ASSERT(s_Context->m_Renderer, "Failed to create Renderer");
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return std::move(scopeGfx);
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}
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} // namespace Light
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