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// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "VideoBackends/Software/SWRenderer.h"
#include <string>
#include "Common/CommonTypes.h"
#include "Common/GL/GLContext.h"
#include "Core/HW/Memmap.h"
#include "VideoBackends/Software/EfbCopy.h"
#include "VideoBackends/Software/EfbInterface.h"
#include "VideoBackends/Software/SWOGLWindow.h"
#include "VideoBackends/Software/SWTexture.h"
#include "VideoCommon/AbstractPipeline.h"
#include "VideoCommon/AbstractShader.h"
#include "VideoCommon/AbstractTexture.h"
#include "VideoCommon/BoundingBox.h"
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VideoBackendBase.h"
#include "VideoCommon/VideoCommon.h"
namespace SW
{
SWRenderer::SWRenderer(std::unique_ptr<SWOGLWindow> window)
: ::Renderer(static_cast<int>(MAX_XFB_WIDTH), static_cast<int>(MAX_XFB_HEIGHT), 1.0f,
AbstractTextureFormat::RGBA8),
m_window(std::move(window))
{
}
bool SWRenderer::IsHeadless() const
{
return m_window->IsHeadless();
}
std::unique_ptr<AbstractTexture> SWRenderer::CreateTexture(const TextureConfig& config)
{
return std::make_unique<SWTexture>(config);
}
std::unique_ptr<AbstractStagingTexture>
SWRenderer::CreateStagingTexture(StagingTextureType type, const TextureConfig& config)
{
return std::make_unique<SWStagingTexture>(type, config);
}
std::unique_ptr<AbstractFramebuffer>
SWRenderer::CreateFramebuffer(AbstractTexture* color_attachment, AbstractTexture* depth_attachment)
{
return SWFramebuffer::Create(static_cast<SWTexture*>(color_attachment),
static_cast<SWTexture*>(depth_attachment));
}
class SWShader final : public AbstractShader
{
public:
explicit SWShader(ShaderStage stage) : AbstractShader(stage) {}
~SWShader() = default;
BinaryData GetBinary() const override { return {}; }
};
std::unique_ptr<AbstractShader>
SWRenderer::CreateShaderFromSource(ShaderStage stage, [[maybe_unused]] std::string_view source)
{
return std::make_unique<SWShader>(stage);
}
std::unique_ptr<AbstractShader> SWRenderer::CreateShaderFromBinary(ShaderStage stage,
const void* data, size_t length)
{
return std::make_unique<SWShader>(stage);
}
class SWPipeline final : public AbstractPipeline
{
public:
SWPipeline() = default;
~SWPipeline() override = default;
};
std::unique_ptr<AbstractPipeline> SWRenderer::CreatePipeline(const AbstractPipelineConfig& config,
const void* cache_data,
size_t cache_data_length)
{
return std::make_unique<SWPipeline>();
}
// Called on the GPU thread
void SWRenderer::RenderXFBToScreen(const MathUtil::Rectangle<int>& target_rc,
const AbstractTexture* source_texture,
const MathUtil::Rectangle<int>& source_rc)
{
if (!IsHeadless())
m_window->ShowImage(source_texture, source_rc);
}
u32 SWRenderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
{
u32 value = 0;
switch (type)
{
case EFBAccessType::PeekZ:
{
value = EfbInterface::GetDepth(x, y);
break;
}
case EFBAccessType::PeekColor:
{
const u32 color = EfbInterface::GetColor(x, y);
// rgba to argb
value = (color >> 8) | (color & 0xff) << 24;
break;
}
default:
break;
}
return value;
}
u16 SWRenderer::BBoxRead(int index)
{
return BoundingBox::GetCoordinate(static_cast<BoundingBox::Coordinate>(index));
}
void SWRenderer::BBoxWrite(int index, u16 value)
{
BoundingBox::SetCoordinate(static_cast<BoundingBox::Coordinate>(index), value);
}
void SWRenderer::ClearScreen(const MathUtil::Rectangle<int>& rc, bool colorEnable, bool alphaEnable,
bool zEnable, u32 color, u32 z)
{
EfbCopy::ClearEfb();
}
std::unique_ptr<NativeVertexFormat>
SWRenderer::CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl)
{
return std::make_unique<NativeVertexFormat>(vtx_decl);
}
} // namespace SW
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