dolphin/Source/Core/VideoBackends/Software/SWmain.cpp
Jonathan Hamilton 29a9ed043b Implement dual-source blending in shader
For some GLES drivers that don't support dual-source blending, but do
support GL_EXT_shader_framebuffer_fetch, this might be useful.
2018-01-05 09:56:46 -08:00

138 lines
3.6 KiB
C++

// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <cstring>
#include <memory>
#include <string>
#include <utility>
#include "Common/CommonTypes.h"
#include "Common/GL/GLInterfaceBase.h"
#include "VideoBackends/Software/Clipper.h"
#include "VideoBackends/Software/DebugUtil.h"
#include "VideoBackends/Software/EfbInterface.h"
#include "VideoBackends/Software/Rasterizer.h"
#include "VideoBackends/Software/SWOGLWindow.h"
#include "VideoBackends/Software/SWRenderer.h"
#include "VideoBackends/Software/SWTexture.h"
#include "VideoBackends/Software/SWVertexLoader.h"
#include "VideoBackends/Software/TextureCache.h"
#include "VideoBackends/Software/VideoBackend.h"
#include "VideoCommon/FramebufferManagerBase.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/VideoCommon.h"
#include "VideoCommon/VideoConfig.h"
#define VSYNC_ENABLED 0
namespace SW
{
class PerfQuery : public PerfQueryBase
{
public:
PerfQuery() {}
~PerfQuery() {}
void EnableQuery(PerfQueryGroup type) override {}
void DisableQuery(PerfQueryGroup type) override {}
void ResetQuery() override
{
memset(EfbInterface::perf_values, 0, sizeof(EfbInterface::perf_values));
}
u32 GetQueryResult(PerfQueryType type) override { return EfbInterface::perf_values[type]; }
void FlushResults() override {}
bool IsFlushed() const override { return true; }
};
std::string VideoSoftware::GetName() const
{
return "Software Renderer";
}
std::string VideoSoftware::GetDisplayName() const
{
return "Software Renderer";
}
void VideoSoftware::InitBackendInfo()
{
g_Config.backend_info.api_type = APIType::Nothing;
g_Config.backend_info.MaxTextureSize = 16384;
g_Config.backend_info.bSupports3DVision = false;
g_Config.backend_info.bSupportsDualSourceBlend = true;
g_Config.backend_info.bSupportsEarlyZ = true;
g_Config.backend_info.bSupportsOversizedViewports = true;
g_Config.backend_info.bSupportsPrimitiveRestart = false;
g_Config.backend_info.bSupportsMultithreading = false;
g_Config.backend_info.bSupportsComputeShaders = false;
g_Config.backend_info.bSupportsGPUTextureDecoding = false;
g_Config.backend_info.bSupportsST3CTextures = false;
g_Config.backend_info.bSupportsBPTCTextures = false;
g_Config.backend_info.bSupportsCopyToVram = false;
g_Config.backend_info.bForceCopyToRam = true;
g_Config.backend_info.bSupportsFramebufferFetch = false;
// aamodes
g_Config.backend_info.AAModes = {1};
}
bool VideoSoftware::Initialize(void* window_handle)
{
InitBackendInfo();
InitializeShared();
SWOGLWindow::Init(window_handle);
Clipper::Init();
Rasterizer::Init();
SWRenderer::Init();
DebugUtil::Init();
return true;
}
void VideoSoftware::Shutdown()
{
SWOGLWindow::Shutdown();
ShutdownShared();
}
void VideoSoftware::Video_Cleanup()
{
CleanupShared();
SWRenderer::Shutdown();
DebugUtil::Shutdown();
// The following calls are NOT Thread Safe
// And need to be called from the video thread
SWRenderer::Shutdown();
g_framebuffer_manager.reset();
g_texture_cache.reset();
g_perf_query.reset();
g_vertex_manager.reset();
g_renderer.reset();
}
// This is called after Video_Initialize() from the Core
void VideoSoftware::Video_Prepare()
{
GLInterface->MakeCurrent();
SWOGLWindow::s_instance->Prepare();
g_renderer = std::make_unique<SWRenderer>();
g_vertex_manager = std::make_unique<SWVertexLoader>();
g_perf_query = std::make_unique<PerfQuery>();
g_texture_cache = std::make_unique<TextureCache>();
SWRenderer::Init();
}
unsigned int VideoSoftware::PeekMessages()
{
return SWOGLWindow::s_instance->PeekMessages();
}
}