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// Copyright 2015 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "VideoBackends/Null/NullGfx.h"
#include "VideoBackends/Null/NullBoundingBox.h"
#include "VideoBackends/Null/NullTexture.h"
#include "VideoCommon/AbstractPipeline.h"
#include "VideoCommon/AbstractShader.h"
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VideoConfig.h"
namespace Null
{
// Init functions
NullGfx::NullGfx()
{
UpdateActiveConfig();
}
NullGfx::~NullGfx()
{
UpdateActiveConfig();
}
bool NullGfx::IsHeadless() const
{
return true;
}
bool NullGfx::SupportsUtilityDrawing() const
{
return false;
}
std::unique_ptr<AbstractTexture> NullGfx::CreateTexture(const TextureConfig& config,
[[maybe_unused]] std::string_view name)
{
return std::make_unique<NullTexture>(config);
}
std::unique_ptr<AbstractStagingTexture> NullGfx::CreateStagingTexture(StagingTextureType type,
const TextureConfig& config)
{
return std::make_unique<NullStagingTexture>(type, config);
}
class NullShader final : public AbstractShader
{
public:
explicit NullShader(ShaderStage stage) : AbstractShader(stage) {}
};
std::unique_ptr<AbstractShader>
NullGfx::CreateShaderFromSource(ShaderStage stage, [[maybe_unused]] std::string_view source,
[[maybe_unused]] std::string_view name)
{
return std::make_unique<NullShader>(stage);
}
std::unique_ptr<AbstractShader>
NullGfx::CreateShaderFromBinary(ShaderStage stage, const void* data, size_t length,
[[maybe_unused]] std::string_view name)
{
return std::make_unique<NullShader>(stage);
}
class NullPipeline final : public AbstractPipeline
{
};
std::unique_ptr<AbstractPipeline> NullGfx::CreatePipeline(const AbstractPipelineConfig& config,
const void* cache_data,
size_t cache_data_length)
{
return std::make_unique<NullPipeline>();
}
std::unique_ptr<AbstractFramebuffer>
NullGfx::CreateFramebuffer(AbstractTexture* color_attachment, AbstractTexture* depth_attachment,
std::vector<AbstractTexture*> additional_color_attachments)
{
return NullFramebuffer::Create(static_cast<NullTexture*>(color_attachment),
static_cast<NullTexture*>(depth_attachment),
std::move(additional_color_attachments));
}
std::unique_ptr<NativeVertexFormat>
NullGfx::CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl)
{
return std::make_unique<NativeVertexFormat>(vtx_decl);
}
NullRenderer::~NullRenderer() = default;
} // namespace Null
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