flycast/core/rend/dx11/dx11_naomi2.h

62 lines
1.7 KiB
C++

/*
Copyright 2022 flyinghead
This file is part of Flycast.
Flycast is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
Flycast is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Flycast. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <windows.h>
#include <d3d11.h>
#include "windows/comptr.h"
#include "hw/pvr/ta_ctx.h"
extern const char * const DX11N2VertexShader;
extern const char * const DX11N2ColorShader;
class Naomi2Helper
{
public:
void init(ComPtr<ID3D11Device>& device, ComPtr<ID3D11DeviceContext> deviceContext);
void term()
{
polyConstantsBuffer.reset();
lightConstantsBuffer.reset();
deviceContext.reset();
}
void setConstants(const PolyParam& pp, u32 polyNumber, const rend_context& ctx);
void setConstants(const float *mvMatrix, const float *projMatrix);
void resetCache() {
lastModel = -1;
}
private:
template<typename T>
void setConstBuffer(const ComPtr<ID3D11Buffer>& buffer, const T& data)
{
D3D11_MAPPED_SUBRESOURCE mappedSubres;
deviceContext->Map(buffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedSubres);
memcpy(mappedSubres.pData, &data, sizeof(T));
deviceContext->Unmap(buffer, 0);
}
ComPtr<ID3D11DeviceContext> deviceContext;
ComPtr<ID3D11Buffer> polyConstantsBuffer;
ComPtr<ID3D11Buffer> lightConstantsBuffer;
int lastModel;
};