47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
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#include "ltpch.h"
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#include "dxShader.h"
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#include "dxSharedContext.h"
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#include <d3dcompiler.h>
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namespace Light {
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dxShader::dxShader(const std::string& vertexSource, const std::string& pixelSource, void* sharedContext)
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{
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HRESULT hr;
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dxSharedContext* dxContext = static_cast<dxSharedContext*>(sharedContext);
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LT_ENGINE_ASSERT(dxContext, "dxShader::dxShader: invalid dxContext");
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m_Device = dxContext->device;
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m_DeviceContext = dxContext->deviceContext;
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Microsoft::WRL::ComPtr<ID3DBlob> ps = nullptr, vsErr = nullptr, psErr = nullptr;
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DXC(D3DCompile(vertexSource.c_str(), vertexSource.length(), NULL, nullptr, nullptr, "main", "vs_4_0", NULL, NULL, &m_VertexBlob, &vsErr));
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DXC(D3DCompile(pixelSource.c_str(), pixelSource.length(), NULL, nullptr, nullptr, "main", "ps_4_0", NULL, NULL, &ps, &psErr));
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LT_ENGINE_ASSERT(!vsErr.Get(), "dxShader::dxShader: vertex shader compile error: {}", (char*)vsErr->GetBufferPointer());
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LT_ENGINE_ASSERT(!psErr.Get(), "dxShader::dxShader: vertex shader compile error: {}", (char*)psErr->GetBufferPointer());
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DXC(m_Device->CreateVertexShader(m_VertexBlob->GetBufferPointer(), m_VertexBlob->GetBufferSize(), NULL, &m_VertexShader));
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DXC(m_Device->CreatePixelShader(ps->GetBufferPointer(), ps->GetBufferSize(), NULL, &m_PixelShader));
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}
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dxShader::~dxShader()
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{
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}
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void dxShader::Bind()
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{
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m_DeviceContext->VSSetShader(m_VertexShader.Get(), nullptr, 0u);
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m_DeviceContext->PSSetShader(m_PixelShader.Get(), nullptr, 0u);
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}
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void dxShader::UnBind()
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{
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}
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}
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