NazaraEngine/src/Nazara/OpenGLRenderer/OpenGLRenderWindow.cpp

89 lines
2.3 KiB
C++

// Copyright (C) 2020 Jérôme Leclercq
// This file is part of the "Nazara Engine - Renderer module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <Nazara/OpenGLRenderer/OpenGLRenderWindow.hpp>
#include <Nazara/OpenGLRenderer/DummySurface.hpp>
#include <Nazara/OpenGLRenderer/OpenGLCommandPool.hpp>
#include <Nazara/OpenGLRenderer/OpenGLRenderer.hpp>
#include <Nazara/Renderer/CommandPool.hpp>
#include <Nazara/Renderer/RenderWindow.hpp>
#include <Nazara/OpenGLRenderer/Debug.hpp>
namespace Nz
{
OpenGLRenderWindow::OpenGLRenderWindow(RenderWindow& owner) :
m_currentFrame(0),
m_framebuffer(*this),
m_owner(owner)
{
}
RenderFrame OpenGLRenderWindow::Acquire()
{
if (m_owner.IsMinimized())
return RenderFrame();
bool invalidateFramebuffer = false;
Vector2ui size = m_owner.GetSize();
if (m_size != size)
{
invalidateFramebuffer = true;
m_size = size;
}
return RenderFrame(&m_renderImage[m_currentFrame], invalidateFramebuffer);
}
bool OpenGLRenderWindow::Create(RendererImpl* renderer, RenderSurface* surface, const RenderWindowParameters& parameters)
{
DummySurface* dummySurface = static_cast<DummySurface*>(surface);
OpenGLRenderer* glRenderer = static_cast<OpenGLRenderer*>(renderer);
m_device = std::static_pointer_cast<OpenGLDevice>(glRenderer->InstanciateRenderDevice(0));
GL::ContextParams contextParams;
m_context = m_device->CreateContext(contextParams, dummySurface->GetWindowHandle());
if (!m_context)
return false;
m_size = m_owner.GetSize();
constexpr std::size_t RenderImageCount = 2;
m_renderImage.reserve(RenderImageCount);
for (std::size_t i = 0; i < RenderImageCount; ++i)
m_renderImage.emplace_back(*this);
return true;
}
std::unique_ptr<CommandPool> OpenGLRenderWindow::CreateCommandPool(QueueType /*queueType*/)
{
return std::make_unique<OpenGLCommandPool>();
}
const OpenGLFramebuffer& OpenGLRenderWindow::GetFramebuffer() const
{
return m_framebuffer;
}
const OpenGLRenderPass& OpenGLRenderWindow::GetRenderPass() const
{
return m_renderPass;
}
std::shared_ptr<RenderDevice> OpenGLRenderWindow::GetRenderDevice()
{
return m_device;
}
void OpenGLRenderWindow::Present()
{
m_context->SwapBuffers();
m_currentFrame = (m_currentFrame + 1) % m_renderImage.size();
}
}