105 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			105 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include <renderer/dx/render_command.hpp>
 | 
						|
#include <renderer/dx/shared_context.hpp>
 | 
						|
 | 
						|
namespace lt {
 | 
						|
 | 
						|
dxRenderCommand::dxRenderCommand(Ref<dxSharedContext> sharedContext): m_context(sharedContext)
 | 
						|
{
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::swap_buffers()
 | 
						|
{
 | 
						|
#ifdef LIGHT_DEBUG
 | 
						|
	HRESULT hr;
 | 
						|
	if (FAILED(hr = m_context->get_swap_chain()->Present(1u, 0u)))
 | 
						|
	{
 | 
						|
		if (hr == DXGI_ERROR_DEVICE_REMOVED)
 | 
						|
		{
 | 
						|
			log_crt("dxRenderCommand::swap_buffers: DeviceRemoved:");
 | 
						|
			log_crt("        {}", m_context->get_device()->GetDeviceRemovedReason());
 | 
						|
			throw dxException(hr, __FILE__, __LINE__);
 | 
						|
		}
 | 
						|
	}
 | 
						|
#else
 | 
						|
	m_context->get_swap_chain()->Present(0u, 0u);
 | 
						|
#endif
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::clear_back_buffer(const glm::vec4 &clearColor)
 | 
						|
{
 | 
						|
	m_context->get_device_context()->ClearRenderTargetView(
 | 
						|
	    m_context->get_render_target_view().Get(),
 | 
						|
	    &clearColor[0]
 | 
						|
	);
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::draw(unsigned int count)
 | 
						|
{
 | 
						|
	m_context->get_device_context()->draw(count, 0u);
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::draw_indexed(unsigned int count)
 | 
						|
{
 | 
						|
	m_context->get_device_context()->draw_indexed(count, 0u, 0u);
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::default_target_framebuffer()
 | 
						|
{
 | 
						|
	m_context->get_device_context()
 | 
						|
	    ->OMSetRenderTargets(1, m_context->get_render_target_view().GetAddressOf(), nullptr);
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::set_viewport(
 | 
						|
    unsigned int x,
 | 
						|
    unsigned int y,
 | 
						|
    unsigned int width,
 | 
						|
    unsigned int height
 | 
						|
)
 | 
						|
{
 | 
						|
	// #todo: maybe call this somewhere else??
 | 
						|
	set_resolution(width, height);
 | 
						|
 | 
						|
	// create viewport
 | 
						|
	auto viewport = D3D11_VIEWPORT {};
 | 
						|
 | 
						|
	viewport.TopLeftX = x;
 | 
						|
	viewport.TopLeftY = y;
 | 
						|
 | 
						|
	viewport.Width = width;
 | 
						|
	viewport.Height = height;
 | 
						|
 | 
						|
	viewport.MinDepth = 0.0f;
 | 
						|
	viewport.MaxDepth = 1.0f;
 | 
						|
 | 
						|
	// set viewport
 | 
						|
	m_context->get_device_context()->RSSetViewports(1u, &viewport);
 | 
						|
}
 | 
						|
 | 
						|
void dxRenderCommand::set_resolution(unsigned int width, unsigned int height)
 | 
						|
{
 | 
						|
	auto hr = HRESULT {};
 | 
						|
 | 
						|
	// remove render target
 | 
						|
	auto *nullViews[] = (ID3D11RenderTargetView *) { nullptr };
 | 
						|
	m_context->get_device_context()->OMSetRenderTargets(1u, nullViews, nullptr);
 | 
						|
	m_context->GetRenderTargetViewRef().reset();
 | 
						|
 | 
						|
	// resize buffer
 | 
						|
	dxc(m_context->get_swap_chain()
 | 
						|
	        ->ResizeBuffers(0u, width, height, DXGI_FORMAT_R8G8B8A8_UNORM, NULL));
 | 
						|
 | 
						|
	// create render target
 | 
						|
	auto backBuffer = Microsoft::WRL::ComPtr<ID3D11Resource> { nullptr };
 | 
						|
	dxc(m_context->get_swap_chain()->GetBuffer(0u, __uuidof(ID3D11Resource), &backBuffer));
 | 
						|
	dxc(m_context->get_device()->CreateRenderTargetView(
 | 
						|
	    backBuffer.Get(),
 | 
						|
	    nullptr,
 | 
						|
	    &m_context->GetRenderTargetViewRef()
 | 
						|
	));
 | 
						|
 | 
						|
	// set render target
 | 
						|
	m_context->get_device_context()
 | 
						|
	    ->OMSetRenderTargets(1u, m_context->get_render_target_view().GetAddressOf(), nullptr);
 | 
						|
}
 | 
						|
 | 
						|
} // namespace lt
 |