コード例 #1
0
ファイル: GUIShaderDX.cpp プロジェクト: Elzevir/xbmc
void CGUIShaderDX::ApplyChanges(void)
{
  ID3D11DeviceContext* pContext = g_Windowing.Get3D11Context();
  D3D11_MAPPED_SUBRESOURCE res;

  if (m_bIsWVPDirty)
  {
    if (SUCCEEDED(pContext->Map(m_pWVPBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &res)))
    {
      XMMATRIX worldView = XMMatrixMultiply(m_cbWorldViewProj.world, m_cbWorldViewProj.view);
      XMMATRIX worldViewProj = XMMatrixMultiplyTranspose(worldView, m_cbWorldViewProj.projection);

      cbWorld* buffer = (cbWorld*)res.pData;
      buffer->wvp = worldViewProj;
      buffer->blackLevel = (g_Windowing.UseLimitedColor() ? 16.f / 255.f : 0.f);
      buffer->colorRange = (g_Windowing.UseLimitedColor() ? (235.f - 16.f) / 255.f : 1.0f);

      pContext->Unmap(m_pWVPBuffer, 0);
      m_bIsWVPDirty = false;
    }
  }

  // update view port buffer
  if (m_bIsVPDirty)
  {
    if (SUCCEEDED(pContext->Map(m_pVPBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &res)))
    {
      *(cbViewPort*)res.pData = m_cbViewPort;
      pContext->Unmap(m_pVPBuffer, 0);
      m_bIsVPDirty = false;
    }
  }
}
コード例 #2
0
void TerrainController::init(ID3D11Device* device)
{
	width = Config::getValue<int>(ConfigKeys::terrainWidth);
	length = Config::getValue<int>(ConfigKeys::terrainLength);

	position = Vector3(width / -2.0f, 0, length / -2.0f);

	bumpiness = Config::getValue<float>(ConfigKeys::terrainBumpiness);
	quality = Config::getValue<float>(ConfigKeys::terrainQuality);

	D3DX11_IMAGE_LOAD_INFO loadInfo;
	ZeroMemory( &loadInfo, sizeof(D3DX11_IMAGE_LOAD_INFO) );
	loadInfo.Usage = D3D11_USAGE_STAGING;
	loadInfo.Format = DXGI_FORMAT_FROM_FILE;
	loadInfo.CpuAccessFlags = D3D11_CPU_ACCESS_READ;

	ID3D11Texture2D *heightmapTexture, *normalmapTexture;

	D3DX11CreateTextureFromFile( device, L"Content/Textures/Terrain/Heightmap.png", &loadInfo, NULL, (ID3D11Resource**)(&heightmapTexture), NULL );
	D3DX11CreateTextureFromFile( device, L"Content/Textures/Terrain/Normalmap.png", &loadInfo, NULL, (ID3D11Resource**)(&normalmapTexture), NULL );

	heightmapTexture->GetDesc(&heightmapDesc);
	normalmapTexture->GetDesc(&normalmapDesc);

	std::vector<HeightmapFormat> hData = std::vector<HeightmapFormat>(heightmapDesc.Width * heightmapDesc.Height);
	std::vector<NormalmapFormat> nData = std::vector<NormalmapFormat>(normalmapDesc.Width * normalmapDesc.Height);

	ID3D11DeviceContext* deviceContext;
	device->GetImmediateContext(&deviceContext);

	D3D11_MAPPED_SUBRESOURCE heightmapData;
	deviceContext->Map(heightmapTexture, 0, D3D11_MAP_READ, 0, &heightmapData);
	memcpy((void*)&hData[0], heightmapData.pData, heightmapDesc.Width * heightmapDesc.Height * sizeof(HeightmapFormat));
	deviceContext->Unmap(heightmapTexture, 0);

	D3D11_MAPPED_SUBRESOURCE normalmapData;
	deviceContext->Map(normalmapTexture, 0, D3D11_MAP_READ, 0, &normalmapData);
	memcpy((void*)&nData[0], normalmapData.pData, normalmapDesc.Width * normalmapDesc.Height * sizeof(NormalmapFormat));
	deviceContext->Unmap(normalmapTexture, 0);

	heightData = HeightData(heightmapDesc.Width * heightmapDesc.Height);
	normalData = NormalData(normalmapDesc.Width * normalmapDesc.Height);

	std::transform(hData.begin(), hData.end(), heightData.begin(), &TerrainController::convertHeight);
	std::transform(nData.begin(), nData.end(), normalData.begin(), &TerrainController::convertNormal);
	
	heightmapTexture->Release();
	normalmapTexture->Release();
	deviceContext->Release();
}
コード例 #3
0
ファイル: Image11.cpp プロジェクト: wolfviking0/webcl-webkit
gl::Error Image11::map(const gl::Context *context, D3D11_MAP mapType, D3D11_MAPPED_SUBRESOURCE *map)
{
    // We must recover from the TextureStorage if necessary, even for D3D11_MAP_WRITE.
    ANGLE_TRY(recoverFromAssociatedStorage(context));

    const TextureHelper11 *stagingTexture = nullptr;
    unsigned int subresourceIndex  = 0;
    ANGLE_TRY(getStagingTexture(&stagingTexture, &subresourceIndex));

    ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();

    ASSERT(stagingTexture && stagingTexture->valid());
    HRESULT result = deviceContext->Map(stagingTexture->get(), subresourceIndex, mapType, 0, map);

    if (FAILED(result))
    {
        // this can fail if the device is removed (from TDR)
        if (d3d11::isDeviceLostError(result))
        {
            mRenderer->notifyDeviceLost();
        }
        return gl::OutOfMemory() << "Failed to map staging texture, " << gl::FmtHR(result);
    }

    mDirty = true;

    return gl::NoError();
}
コード例 #4
0
static bool grabFrameD3D11(IDXGISwapChain *swap)
{
  ID3D11Device *device = 0;
  ID3D11DeviceContext *context = 0;
  ID3D11Texture2D *tex = 0, *captureTex = 0;

  if (FAILED(swap->GetBuffer(0, IID_ID3D11Texture2D, (void**)&tex)))
    return false;

  D3D11_TEXTURE2D_DESC desc;
  tex->GetDevice(&device);
  tex->GetDesc(&desc);

  // re-creating the capture staging texture each frame is definitely not the most efficient
  // way to handle things, but it frees me of all kind of resource management trouble, so
  // here goes...
  desc.MipLevels = 1;
  desc.ArraySize = 1;
  desc.SampleDesc.Count = 1;
  desc.SampleDesc.Quality = 0;
  desc.Usage = D3D11_USAGE_STAGING;
  desc.BindFlags = 0;
  desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
  desc.MiscFlags = 0;

  if(FAILED(device->CreateTexture2D(&desc,0,&captureTex)))
    printLog("video/d3d11: couldn't create staging texture for gpu->cpu download!\n");
  else
    setCaptureResolution(desc.Width,desc.Height);

  device->GetImmediateContext(&context);
  context->CopySubresourceRegion(captureTex,0,0,0,0,tex,0,0);

  D3D11_MAPPED_SUBRESOURCE mapped;
  bool grabOk = false;

  if(captureTex && SUCCEEDED(context->Map(captureTex,0,D3D11_MAP_READ,0,&mapped)))
  {
    switch(desc.Format)
    {
    case DXGI_FORMAT_R8G8B8A8_UNORM:
      blitAndFlipRGBAToCaptureData((unsigned char *) mapped.pData,mapped.RowPitch);
      grabOk = true;
      break;

    default:
      printLog("video/d3d11: unsupported backbuffer format, can't grab pixels!\n");
      break;
    }

    context->Unmap(captureTex,0);
  }

  tex->Release();
  if(captureTex) captureTex->Release();
  context->Release();
  device->Release();

  return grabOk;
}
コード例 #5
0
HRESULT DeferredPipeline::Lighting::set_ps_spot_light_buffer(ID3D11DeviceContext & device_context, Lighting_PS_Spot_Light_Buffer & ps_light_buffer)
{
	HRESULT hr;
	D3D11_MAPPED_SUBRESOURCE resource;
	Lighting_PS_Spot_Light_Buffer* mappedBuffer;

	hr = device_context.Map(_ps_spot_light_buffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &resource);
	if (FAILED(hr)) {
		return hr;
	}

	mappedBuffer = (Lighting_PS_Spot_Light_Buffer*)resource.pData;

	mappedBuffer->ambient = ps_light_buffer.ambient;
	mappedBuffer->diffuse = ps_light_buffer.diffuse;
	mappedBuffer->specular = ps_light_buffer.specular;
	mappedBuffer->specular_power = ps_light_buffer.specular_power;
	mappedBuffer->light_direction = ps_light_buffer.light_direction;
    mappedBuffer->attenuation = ps_light_buffer.attenuation;
    mappedBuffer->cutoff = ps_light_buffer.cutoff;
    mappedBuffer->position = ps_light_buffer.position;

	device_context.Unmap(_ps_spot_light_buffer, 0);

	device_context.PSSetConstantBuffers(1, 1, &_ps_spot_light_buffer);

	return S_OK;
}
コード例 #6
0
ファイル: SlideShowPicture.cpp プロジェクト: Karlson2k/xbmc
bool CSlideShowPic::UpdateVertexBuffer(Vertex* vericies)
{
  if (!m_vb) // create new
  {
    CD3D11_BUFFER_DESC desc(sizeof(Vertex) * 5, D3D11_BIND_VERTEX_BUFFER, D3D11_USAGE_DYNAMIC, D3D11_CPU_ACCESS_WRITE);
    D3D11_SUBRESOURCE_DATA initData = {};
    initData.pSysMem = vericies;
    initData.SysMemPitch = sizeof(Vertex) * 5;
    if (SUCCEEDED(g_Windowing.Get3D11Device()->CreateBuffer(&desc, &initData, &m_vb)))
      return true;
  }
  else // update 
  {
    ID3D11DeviceContext* pContext = g_Windowing.Get3D11Context();
    D3D11_MAPPED_SUBRESOURCE res;
    if (SUCCEEDED(pContext->Map(m_vb, 0, D3D11_MAP_WRITE_DISCARD, 0, &res)))
    {
      memcpy(res.pData, vericies, sizeof(Vertex) * 5);
      pContext->Unmap(m_vb, 0);
      return true;
    }
  }

  return false;
}
コード例 #7
0
ファイル: IndexBuffer11.cpp プロジェクト: RSATom/Qt
gl::Error IndexBuffer11::mapBuffer(unsigned int offset, unsigned int size, void** outMappedMemory)
{
    if (!mBuffer)
    {
        return gl::Error(GL_OUT_OF_MEMORY, "Internal index buffer is not initialized.");
    }

    // Check for integer overflows and out-out-bounds map requests
    if (offset + size < offset || offset + size > mBufferSize)
    {
        return gl::Error(GL_OUT_OF_MEMORY, "Index buffer map range is not inside the buffer.");
    }

    ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext();

    D3D11_MAPPED_SUBRESOURCE mappedResource;
    HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource);
    if (FAILED(result))
    {
        return gl::Error(GL_OUT_OF_MEMORY, "Failed to map internal index buffer, HRESULT: 0x%08x.", result);
    }

    *outMappedMemory = reinterpret_cast<char*>(mappedResource.pData) + offset;
    return gl::Error(GL_NO_ERROR);
}
コード例 #8
0
bool IndexBuffer11::mapBuffer(unsigned int offset, unsigned int size, void** outMappedMemory)
{
    if (mBuffer)
    {
        // Check for integer overflows and out-out-bounds map requests
        if (offset + size < offset || offset + size > mBufferSize)
        {
            ERR("Index buffer map range is not inside the buffer.");
            return false;
        }

        ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext();

        D3D11_MAPPED_SUBRESOURCE mappedResource;
        HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource);
        if (FAILED(result))
        {
            ERR("Index buffer map failed with error 0x%08x", result);
            return false;
        }

        *outMappedMemory = reinterpret_cast<char*>(mappedResource.pData) + offset;
        return true;
    }
    else
    {
        ERR("Index buffer not initialized.");
        return false;
    }
}
コード例 #9
0
ファイル: VertexBuffer11.cpp プロジェクト: DanielNeander/qt5
bool VertexBuffer11::storeRawData(const void* data, unsigned int size, unsigned int offset)
{
    if (mBuffer)
    {
        ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext();

        D3D11_MAPPED_SUBRESOURCE mappedResource;
        HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource);
        if (FAILED(result))
        {
            ERR("Vertex buffer map failed with error 0x%08x", result);
            return false;
        }

        char* bufferData = static_cast<char*>(mappedResource.pData);
        memcpy(bufferData + offset, data, size);

        dxContext->Unmap(mBuffer, 0);

        return true;
    }
    else
    {
        ERR("Vertex buffer not initialized.");
        return false;
    }
}
コード例 #10
0
	void IndexManager::addMesh(Mesh * mesh)
	{
		if (mesh->indices().size() < spaceLeft())
		{
			UINT sizeOfUint = sizeof(UINT);
			UINT offset = mIndexCount * sizeOfUint;
			mesh->setIndexOffset(offset);
			mesh->setIndexBuffer(buffer);


			ID3D11DeviceContext* context = mGame->deviceContext();

			D3D11_MAPPED_SUBRESOURCE resource;
			HRESULT hr = context->Map(buffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &resource);
			UINT * indices = (UINT*)resource.pData;

			//for (size_t i = 0; i < mIndexCount; i++)
			//{
			//	indices[i] = mIndices[i];
			//}

			for (size_t i = 0; i < mesh->indices().size(); i++)
			{
				//mIndices[mIndexCount] = mesh->indices()[i];
				indices[mIndexCount] = mesh->indices()[i];
				mIndexCount++;
			}

			context->Unmap(buffer, 0);
			
		}
	}
コード例 #11
0
ファイル: SlideShowPicture.cpp プロジェクト: 68foxboris/xbmc
bool CSlideShowPic::UpdateVertexBuffer(Vertex* vertices)
{
  if (!m_vb) // create new
  {
    CD3D11_BUFFER_DESC desc(sizeof(Vertex) * 5, D3D11_BIND_VERTEX_BUFFER, D3D11_USAGE_DYNAMIC, D3D11_CPU_ACCESS_WRITE);
    D3D11_SUBRESOURCE_DATA initData = {};
    initData.pSysMem = vertices;
    initData.SysMemPitch = sizeof(Vertex) * 5;
    if (SUCCEEDED(DX::DeviceResources::Get()->GetD3DDevice()->CreateBuffer(&desc, &initData, m_vb.ReleaseAndGetAddressOf())))
      return true;
  }
  else // update
  {
    ID3D11DeviceContext* pContext = DX::DeviceResources::Get()->GetD3DContext();
    D3D11_MAPPED_SUBRESOURCE res;
    if (SUCCEEDED(pContext->Map(m_vb.Get(), 0, D3D11_MAP_WRITE_DISCARD, 0, &res)))
    {
      memcpy(res.pData, vertices, sizeof(Vertex) * 5);
      pContext->Unmap(m_vb.Get(), 0);
      return true;
    }
  }

  return false;
}
コード例 #12
0
void CGUIWindowTestPatternDX::UpdateVertexBuffer(Vertex *vertices, unsigned count)
{
  unsigned width = sizeof(Vertex) * count;

  if (!m_vb || width > m_bufferWidth) // create new
  {
    SAFE_RELEASE(m_vb);

    CD3D11_BUFFER_DESC desc(width, D3D11_BIND_VERTEX_BUFFER, D3D11_USAGE_DYNAMIC, D3D11_CPU_ACCESS_WRITE);
    D3D11_SUBRESOURCE_DATA initData = {};
    initData.pSysMem = vertices;
    initData.SysMemPitch = width;
    if (SUCCEEDED(g_Windowing.Get3D11Device()->CreateBuffer(&desc, &initData, &m_vb)))
    {
      m_bufferWidth = width;
    }
    return;
  }
  else // update 
  {
    ID3D11DeviceContext* pContext = g_Windowing.Get3D11Context();
    D3D11_MAPPED_SUBRESOURCE res;
    if (SUCCEEDED(pContext->Map(m_vb, 0, D3D11_MAP_WRITE_DISCARD, 0, &res)))
    {
      memcpy(res.pData, vertices, sizeof(Vertex) * count);
      pContext->Unmap(m_vb, 0);
    }
  }
}
コード例 #13
0
		MappedTexture D3D11Texture::map()
		{
			D3D11_MAP mtype = D3D11_MAP_WRITE_DISCARD;
			if (mReadable && mWriteable)
				mtype = D3D11_MAP_READ_WRITE;
			else if (mReadable)
				mtype = D3D11_MAP_READ;
			else 
				mtype = D3D11_MAP_WRITE_DISCARD;

			ID3D11DeviceContext *ctx = static_cast<D3D11RenderSystem*>(D3D11RenderSystem::getPtr())->getContext();

			D3D11_MAPPED_SUBRESOURCE msr;
			msr.pData = NULL;

			switch (mDimension)
			{
			case D3D11_SRV_DIMENSION_TEXTURE2D:

				ID3D11Texture2D *tex;
				mTexture->GetResource((ID3D11Resource**)&tex);
				
				ctx->Map(tex, D3D11CalcSubresource(0,0,1), D3D11_MAP_WRITE_DISCARD, 0, &msr);

				SAFE_RELEASE(tex);
				return MappedTexture(msr.pData, msr.RowPitch);
			}

			return MappedTexture(0, 0);
		}
コード例 #14
0
void RasterizingShadowsComputeShader::setParameters(
    ID3D11DeviceContext& deviceContext,
    const float3& cameraPos,
    const Light& light,
    const Texture2DSpecBind< TexBind::ShaderResource, float4 >& rayOriginTexture,
    const Texture2DSpecBind< TexBind::ShaderResource, float4 >& surfaceNormalTexture,
    const int outputTextureWidth, const int outputTextureHeight )
{
    if ( !m_compiled ) 
        throw std::exception( "RasterizingShadowsComputeShader::setParameters - Shader hasn't been compiled yet." );

    std::shared_ptr< Texture2DSpecBind< TexBind::ShaderResource, float > > shadowMap;

    if ( light.getType() == Light::Type::SpotLight )
        shadowMap = static_cast<const SpotLight&>( light ).getShadowMap();


    { // Set input buffers and textures.
        const unsigned int resourceCount = 3;
        ID3D11ShaderResourceView* resources[ resourceCount ] = {
            rayOriginTexture.getShaderResourceView(),
            surfaceNormalTexture.getShaderResourceView(),
            shadowMap ? shadowMap->getShaderResourceView() : nullptr,
        };

        deviceContext.CSSetShaderResources( 0, resourceCount, resources );
    }

    { // Set constant buffer.
        D3D11_MAPPED_SUBRESOURCE mappedResource;
        ConstantBuffer* dataPtr;

        HRESULT result = deviceContext.Map( m_constantInputBuffer.Get(), 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource );
        if ( result < 0 ) 
            throw std::exception( "RasterizingShadowsComputeShader::setParameters - mapping constant buffer to CPU memory failed." );

        dataPtr = (ConstantBuffer*)mappedResource.pData;

        dataPtr->outputTextureSize  = float2( (float)outputTextureWidth, (float)outputTextureHeight );
        dataPtr->lightPosition      = light.getPosition();
        dataPtr->lightEmitterRadius = light.getEmitterRadius();

        const SpotLight& spotLight = static_cast<const SpotLight&>( light );

        dataPtr->shadowMapViewMatrix       = spotLight.getShadowMapViewMatrix().getTranspose();
        dataPtr->shadowMapProjectionMatrix = spotLight.getShadowMapProjectionMatrix().getTranspose();
        dataPtr->lightConeMinDot           = cos( spotLight.getConeAngle() );
        dataPtr->lightDirection            = spotLight.getDirection();
        dataPtr->cameraPosition            = cameraPos;

        deviceContext.Unmap( m_constantInputBuffer.Get(), 0 );

        deviceContext.CSSetConstantBuffers( 0, 1, m_constantInputBuffer.GetAddressOf() );
    }

    { // Set texture samplers.
        ID3D11SamplerState* samplerStates[] = { m_pointSamplerState.Get(), m_linearSamplerState.Get() };
        deviceContext.CSSetSamplers( 0, 2, samplerStates );
    }
}
コード例 #15
0
ファイル: TgcDX11Effect.cpp プロジェクト: dgu123/Janua
void TgcDX11Effect::setConstantBuffer(string name, const void* bufferData)
{
	ID3D11DeviceContext* deviceContext = ((TgcDX11Renderer*)GuiController::Instance->renderer)->deviceContext;

	TgcEffectValues::ConstantBuffer cBuffer = this->constantBuffers[name];
	ID3D11Buffer* dxCbuffer = this->dxConstantBuffers[name];

	//Map
	D3D11_MAPPED_SUBRESOURCE mappedResource;
	HRESULT result = deviceContext->Map(dxCbuffer, cBuffer.slot, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);

	//Copy values
	memcpy(mappedResource.pData, bufferData, cBuffer.size);

	//Unmap
	deviceContext->Unmap(dxCbuffer, cBuffer.slot);

	//Set buffer in VS o PS
	if(cBuffer.shaderType == TgcEffectValues::VS)
	{
		deviceContext->VSSetConstantBuffers(cBuffer.slot, 1, &dxCbuffer);
	}
	else if(cBuffer.shaderType == TgcEffectValues::PS)
	{
		deviceContext->PSSetConstantBuffers(cBuffer.slot, 1, &dxCbuffer);
	}
	else if(cBuffer.shaderType == TgcEffectValues::VS_AND_PS)
	{
		deviceContext->VSSetConstantBuffers(cBuffer.slot, 1, &dxCbuffer);
		deviceContext->PSSetConstantBuffers(cBuffer.slot, 1, &dxCbuffer);
	}
}
コード例 #16
0
ファイル: dx11buffer.cpp プロジェクト: Tiriath/GI
void DX11ScratchStructuredArray::Refresh(ID3D11DeviceContext& context) {

	// Read back the result into staging memory

	context.CopyResource(readback_buffer_.Get(), buffer_.Get());		

	// Copy the staging memory buffer into system memory buffer

	D3D11_MAPPED_SUBRESOURCE subresource;

	context.Map(readback_buffer_.Get(),
				0,                                // Map everything
				D3D11_MAP_READ,
				0,
				&subresource);

	auto size = element_size_ * element_count_;

	memcpy_s(raw_buffer_,												
			 size, 
			 subresource.pData, 
			 size);	

	context.Unmap(readback_buffer_.Get(),
				  0);

}
コード例 #17
0
void CPlanBuffer::SetUV(const D3DXVECTOR2& _vUV)
{
	D3D11_MAPPED_SUBRESOURCE tSubreResource;
	ID3D11DeviceContext* pDeviceContext = m_pDevice->GetDeviceContext();
	pDeviceContext->Map(m_pVtxBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &tSubreResource);

	VertexTexture* pVertex = (VertexTexture*)tSubreResource.pData;

	//pVertex[1].vTextureUV = D3DXVECTOR2(_vUV.x, 0);
	//pVertex[2].vTextureUV = D3DXVECTOR2(_vUV.x, _vUV.y);
	//pVertex[3].vTextureUV = D3DXVECTOR2(0, _vUV.y);

	VertexTexture pVertexForChange[] =
	{
		{ D3DXVECTOR3(-1.f, -0.5f, 1.f)
		, D3DXVECTOR3(0.f, 1.f, 0.f)
		, D3DXVECTOR2(0.f, 0.f) },

		{ D3DXVECTOR3(1.f, -0.5f, 1.f)
		, D3DXVECTOR3(0.f, 1.f, 0.f)
		, D3DXVECTOR2(_vUV.x, 0.f) },

		{ D3DXVECTOR3(1.f, -0.5f, -1.f)
		, D3DXVECTOR3(0.f, 1.f, 0.f)
		, D3DXVECTOR2(_vUV.x, _vUV.y) },

		{ D3DXVECTOR3(-1.f, -0.5f, -1.f)
		, D3DXVECTOR3(0.f, 1.f, 0.f)
		, D3DXVECTOR2(0.f, _vUV.y) },
	};
	memcpy(pVertex, pVertexForChange, (sizeof(VertexTexture)* m_nVtxNum));

	pDeviceContext->Unmap(m_pVtxBuffer, 0);
}
コード例 #18
0
void CRenderCaptureDX::SurfaceToBuffer()
{
  ID3D11DeviceContext* pContext = g_Windowing.GetImmediateContext();

  D3D11_MAPPED_SUBRESOURCE lockedRect;
  if (pContext->Map(m_copySurface, 0, D3D11_MAP_READ, 0, &lockedRect) == S_OK)
  {
    //if pitch is same, do a direct copy, otherwise copy one line at a time
    if (lockedRect.RowPitch == m_width * 4)
    {
      memcpy(m_pixels, lockedRect.pData, m_width * m_height * 4);
    }
    else
    {
      for (unsigned int y = 0; y < m_height; y++)
        memcpy(m_pixels + y * m_width * 4, (uint8_t*)lockedRect.pData + y * lockedRect.RowPitch, m_width * 4);
    }
    pContext->Unmap(m_copySurface, 0);
    SetState(CAPTURESTATE_DONE);
  }
  else
  {
    CLog::Log(LOGERROR, "CRenderCaptureDX::SurfaceToBuffer: locking m_copySurface failed");
    SetState(CAPTURESTATE_FAILED);
  }
}
コード例 #19
0
ファイル: DXVAHD.cpp プロジェクト: Jdiesel87/xbmc
CRenderPicture *CProcessorHD::Convert(DVDVideoPicture* picture)
{
  // RENDER_FMT_YUV420P -> DXGI_FORMAT_NV12
  // RENDER_FMT_YUV420P10 -> DXGI_FORMAT_P010
  // RENDER_FMT_YUV420P16 -> DXGI_FORMAT_P016
  if ( picture->format != RENDER_FMT_YUV420P
    && picture->format != RENDER_FMT_YUV420P10
    && picture->format != RENDER_FMT_YUV420P16)
  {
    CLog::Log(LOGERROR, "%s - colorspace not supported by processor, skipping frame.", __FUNCTION__);
    return nullptr;
  }

  ID3D11View* pView = m_context->GetFree(nullptr);
  if (!pView)
  {
    CLog::Log(LOGERROR, "%s - no free video surface", __FUNCTION__);
    return nullptr;
  }

  ID3D11VideoProcessorInputView* view = reinterpret_cast<ID3D11VideoProcessorInputView*>(pView);

  ID3D11Resource* pResource = nullptr;
  view->GetResource(&pResource);

  D3D11_VIDEO_PROCESSOR_INPUT_VIEW_DESC vpivd;
  view->GetDesc(&vpivd);
  UINT subresource = D3D11CalcSubresource(0, vpivd.Texture2D.ArraySlice, 1);

  D3D11_MAPPED_SUBRESOURCE rectangle;
  ID3D11DeviceContext* pContext = g_Windowing.GetImmediateContext();
  if (FAILED(pContext->Map(pResource, subresource, D3D11_MAP_WRITE_DISCARD, 0, &rectangle)))
  {
    CLog::Log(LOGERROR, "%s - could not lock rect", __FUNCTION__);
    m_context->ClearReference(view);
    return nullptr;
  }

  uint8_t*  pData = static_cast<uint8_t*>(rectangle.pData);
  uint8_t*  dst[] = { pData, pData + m_texDesc.Height * rectangle.RowPitch };
  int dstStride[] = { rectangle.RowPitch, rectangle.RowPitch };

  if (picture->format == RENDER_FMT_YUV420P)
  {
    convert_yuv420_nv12(picture->data, picture->iLineSize, picture->iHeight, picture->iWidth, dst, dstStride);
  }
  else
  {
    convert_yuv420_p01x(picture->data, picture->iLineSize, picture->iHeight, picture->iWidth, dst, dstStride
                      , picture->format == RENDER_FMT_YUV420P10 ? 10 : 16);
  }
  pContext->Unmap(pResource, subresource);
  SAFE_RELEASE(pResource);

  m_context->ClearReference(view);
  m_context->MarkRender(view);
  CRenderPicture *pic = new CRenderPicture(m_context);
  pic->view           = view;
  return pic;
}
コード例 #20
0
void CopyPXCImageToTexture(PXCImage *srcImage, SCodeTextureWrap *dstTexture)
{
	if (srcImage)
	{
		ID3D11DeviceContext *context = CPUT_DX11::GetContext();
		D3D11_MAPPED_SUBRESOURCE mapData;
		PXCImage::ImageData colorImageData;
		srcImage->AcquireAccess(PXCImage::ACCESS_READ, PXCImage::PixelFormat::PIXEL_FORMAT_RGB24, &colorImageData);
		PXCImage::ImageInfo colorInfo = srcImage->QueryInfo();
		TextureWrap_AdjustSize(dstTexture, colorInfo.width, colorInfo.height);
		context->Map(dstTexture->Texture, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapData);
		uint32 *data = (uint32*)mapData.pData;
		for (int y = 0; y < colorInfo.height; y++)
		{
			byte *srcData = ((byte*)colorImageData.planes[0]) + colorImageData.pitches[0] * y;
			byte *dstData = ((byte*)mapData.pData) + mapData.RowPitch * (colorInfo.height - y - 1);
			for (int x = 0; x < colorInfo.width; x++)
			{

				dstData[0] = srcData[2];
				dstData[1] = srcData[1];
				dstData[2] = srcData[0];
				dstData[3] = 0xff;
				srcData += 3;
				dstData += 4;
			}
		}
		srcImage->ReleaseAccess(&colorImageData);
		context->Unmap(dstTexture->Texture, 0);
	}
}
コード例 #21
0
void EdgeDistanceComputeShader::setParameters( ID3D11DeviceContext& deviceContext,
                                               const Texture2DSpecBind< TexBind::ShaderResource, unsigned char >& distToEdgeTexture,
                                               const unsigned char passIndex )
{
    if ( !m_compiled ) throw std::exception( "EdgeDistanceComputeShader::setParameters - Shader hasn't been compiled yet." );

    { // Set input textures.
        const unsigned int resourceCount = 1;
        ID3D11ShaderResourceView* resources[ resourceCount ] = { 
            distToEdgeTexture.getShaderResourceView()
        };

        deviceContext.CSSetShaderResources( 0, resourceCount, resources );
    }

    D3D11_MAPPED_SUBRESOURCE mappedResource;
    ConstantBuffer* dataPtr;

    HRESULT result = deviceContext.Map( m_constantInputBuffer.Get(), 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource );
    if ( result < 0 ) throw std::exception( "EdgeDistanceComputeShader::setParameters - mapping constant buffer to CPU memory failed." );

    dataPtr = (ConstantBuffer*)mappedResource.pData;

    dataPtr->passIndex = passIndex;
    dataPtr->pad1      = float3( 0.0f, 0.0f, 0.0f ); // Padding.

    deviceContext.Unmap( m_constantInputBuffer.Get(), 0 );

    deviceContext.CSSetConstantBuffers( 0, 1, m_constantInputBuffer.GetAddressOf() );
}
コード例 #22
0
gl::Error VertexBuffer11::storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData &currentValue,
                                                GLint start, GLsizei count, GLsizei instances, unsigned int offset)
{
    if (!mBuffer)
    {
        return gl::Error(GL_OUT_OF_MEMORY, "Internal vertex buffer is not initialized.");
    }

    gl::Buffer *buffer = attrib.buffer.get();
    int inputStride = ComputeVertexAttributeStride(attrib);
    ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext();

    D3D11_MAPPED_SUBRESOURCE mappedResource;
    HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource);
    if (FAILED(result))
    {
        return gl::Error(GL_OUT_OF_MEMORY, "Failed to map internal vertex buffer, HRESULT: 0x%08x.", result);
    }

    uint8_t *output = reinterpret_cast<uint8_t*>(mappedResource.pData) + offset;

    const uint8_t *input = NULL;
    if (attrib.enabled)
    {
        if (buffer)
        {
            BufferD3D *storage = BufferD3D::makeFromBuffer(buffer);
            gl::Error error = storage->getData(&input);
            if (error.isError())
            {
                return error;
            }
            input += static_cast<int>(attrib.offset);
        }
        else
        {
            input = static_cast<const uint8_t*>(attrib.pointer);
        }
    }
    else
    {
        input = reinterpret_cast<const uint8_t*>(currentValue.FloatValues);
    }

    if (instances == 0 || attrib.divisor == 0)
    {
        input += inputStride * start;
    }

    gl::VertexFormat vertexFormat(attrib, currentValue.Type);
    const d3d11::VertexFormat &vertexFormatInfo = d3d11::GetVertexFormatInfo(vertexFormat);
    ASSERT(vertexFormatInfo.copyFunction != NULL);
    vertexFormatInfo.copyFunction(input, inputStride, count, output);

    dxContext->Unmap(mBuffer, 0);

    return gl::Error(GL_NO_ERROR);
}
コード例 #23
0
ファイル: EEProgressBar.cpp プロジェクト: GarfieldZHU/Emerald
	//----------------------------------------------------------------------------------------------------
	bool EEProgressbar::Update()
	{
		if (!EEObject::Update())
			return false;

		UpdateObjectState();

		if (m_isPositionDirty)
		{
			m_isPositionDirty = false;
		}

		if (m_isScaleDirty || m_isLocalZOrderDirty || m_isProgressDirty)
		{
			Rect_Float rect(
				-m_quadWidth / 2,
				-m_quadHeight / 2,
				m_quadWidth / 2,
				m_quadHeight / 2
				);

			//the value of the z depends on the progress (the scaled end - the scaled width * (1.0f - the progress)
			rect.z -= (rect.z - rect.x) * (1.0f - m_progress);

			EEQuad2DVertex vertices[4];
			vertices[0].pos = FLOAT3(rect.x, rect.y, m_localZOrder * 0.0001f);
			vertices[0].tex = FLOAT2(0, 0);
			vertices[1].pos = FLOAT3(rect.z, rect.y, m_localZOrder * 0.0001f);
			vertices[1].tex = FLOAT2(m_progress, 0);
			vertices[2].pos = FLOAT3(rect.x, rect.w, m_localZOrder * 0.0001f);
			vertices[2].tex = FLOAT2(0, 1);
			vertices[3].pos = FLOAT3(rect.z, rect.w, m_localZOrder * 0.0001f);
			vertices[3].tex = FLOAT2(m_progress, 1);

			ID3D11DeviceContext *deviceContext = EECore::s_EECore->GetDeviceContext();
			D3D11_MAPPED_SUBRESOURCE mappedResource;
			ZeroMemory(&mappedResource, sizeof(D3D11_MAPPED_SUBRESOURCE));
			deviceContext->Map(m_quadVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
			memcpy(mappedResource.pData, vertices, sizeof(vertices));
			deviceContext->Unmap(m_quadVB, 0);

			if (m_isProgressDirty)
			{
				if (m_callbackFunc)
				{
					m_callbackFunc(m_progress);
				}
			}

			m_isScaleDirty = false;
			m_isLocalZOrderDirty = false;
			m_isProgressDirty = false;
		}

		m_progressFrame.Update();

		return true;
	}
コード例 #24
0
ファイル: DXVAHD.cpp プロジェクト: 0xheart0/xbmc
CRenderPicture *CProcessorHD::Convert(DVDVideoPicture &picture)
{
  if ( picture.format != RENDER_FMT_YUV420P
    && picture.format != RENDER_FMT_YUV420P10
    && picture.format != RENDER_FMT_YUV420P16
    && picture.format != RENDER_FMT_DXVA)
  {
    CLog::Log(LOGERROR, "%s - colorspace not supported by processor, skipping frame.", __FUNCTION__);
    return nullptr;
  }

  if (picture.format == RENDER_FMT_DXVA)
    return picture.dxva->Acquire();

  ID3D11View *pView = m_context->GetFree(nullptr);
  if (!pView)
  {
    CLog::Log(LOGERROR, "%s - no free video surface", __FUNCTION__);
    return nullptr;
  }

  ID3D11Resource* pResource = nullptr;
  pView->GetResource(&pResource);

  D3D11_MAPPED_SUBRESOURCE rectangle;
  ID3D11DeviceContext* pContext = g_Windowing.GetImmediateContext();

  if (FAILED(pContext->Map(pResource, 0, D3D11_MAP_WRITE_DISCARD, 0, &rectangle)))
  {
    CLog::Log(LOGERROR, "%s - could not lock rect", __FUNCTION__);
    m_context->ClearReference(pView);
    return nullptr;
  }

  uint8_t*  pData = static_cast<uint8_t*>(rectangle.pData);
  uint8_t*  dst[] = { pData, pData + m_texDesc.Height * rectangle.RowPitch };
  int dstStride[] = { rectangle.RowPitch, rectangle.RowPitch };

  if (picture.format == RENDER_FMT_YUV420P)
  {
    convert_yuv420_nv12(picture.data, picture.iLineSize, picture.iHeight, picture.iWidth, dst, dstStride);
  }
  else if(picture.format == RENDER_FMT_YUV420P10
       || picture.format == RENDER_FMT_YUV420P16)
  {
    convert_yuv420_p01x(picture.data, picture.iLineSize, picture.iHeight, picture.iWidth, dst, dstStride
                      , picture.format == RENDER_FMT_YUV420P10 ? 10 : 16);
  }
  pContext->Unmap(pResource, 0);
  SAFE_RELEASE(pResource);

  m_context->ClearReference(pView);
  m_context->MarkRender(pView);

  CRenderPicture *pic = new CRenderPicture(m_context);
  pic->view           = pView;
  return pic;
}
コード例 #25
0
    void checkPixelsUsingD3D(bool usingPresentPathFast)
    {
        ASSERT_NE(nullptr, mOffscreenSurfaceD3D11Texture);

        D3D11_TEXTURE2D_DESC textureDesc = {0};
        ID3D11Device *device;
        ID3D11DeviceContext *context;
        mOffscreenSurfaceD3D11Texture->GetDesc(&textureDesc);
        mOffscreenSurfaceD3D11Texture->GetDevice(&device);
        device->GetImmediateContext(&context);
        ASSERT_NE(nullptr, device);
        ASSERT_NE(nullptr, context);

        textureDesc.CPUAccessFlags  = D3D11_CPU_ACCESS_READ;
        textureDesc.Usage           = D3D11_USAGE_STAGING;
        textureDesc.BindFlags       = 0;
        textureDesc.MiscFlags       = 0;
        ID3D11Texture2D *cpuTexture = nullptr;
        ASSERT_TRUE(SUCCEEDED(device->CreateTexture2D(&textureDesc, nullptr, &cpuTexture)));

        context->CopyResource(cpuTexture, mOffscreenSurfaceD3D11Texture);

        D3D11_MAPPED_SUBRESOURCE mappedSubresource;
        context->Map(cpuTexture, 0, D3D11_MAP_READ, 0, &mappedSubresource);
        ASSERT_EQ(static_cast<UINT>(mWindowWidth * 4), mappedSubresource.RowPitch);
        ASSERT_EQ(static_cast<UINT>(mWindowWidth * mWindowWidth * 4), mappedSubresource.DepthPitch);

        angle::GLColor *byteData = reinterpret_cast<angle::GLColor *>(mappedSubresource.pData);

        // Note that the texture is in BGRA format, although the GLColor struct is RGBA
        GLColor expectedTopLeftPixel     = GLColor(0,   0, 255, 255);  // Red
        GLColor expectedTopRightPixel    = GLColor(0, 255,   0, 255);  // Green
        GLColor expectedBottomLeftPixel  = GLColor(255, 0,   0, 255);  // Blue
        GLColor expectedBottomRightPixel = GLColor(0, 255, 255, 255);  // Red + Green

        if (usingPresentPathFast)
        {
            // Invert the expected values
            GLColor tempTopLeft      = expectedTopLeftPixel;
            GLColor tempTopRight     = expectedTopRightPixel;
            expectedTopLeftPixel     = expectedBottomLeftPixel;
            expectedTopRightPixel    = expectedBottomRightPixel;
            expectedBottomLeftPixel  = tempTopLeft;
            expectedBottomRightPixel = tempTopRight;
        }

        EXPECT_EQ(expectedTopLeftPixel, byteData[0]);
        EXPECT_EQ(expectedTopRightPixel, byteData[(mWindowWidth - 1)]);
        EXPECT_EQ(expectedBottomLeftPixel, byteData[(mWindowWidth - 1) * mWindowWidth]);
        EXPECT_EQ(expectedBottomRightPixel,
                  byteData[(mWindowWidth - 1) * mWindowWidth + (mWindowWidth - 1)]);

        context->Unmap(cpuTexture, 0);
        SafeRelease(cpuTexture);
        SafeRelease(device);
        SafeRelease(context);
    }
コード例 #26
0
void* DXIndexBuffer::lockIndexPointer(){
  ID3D11DeviceContext* ctx = static_cast< DXRenderer* >(Engine::instance()->getRenderer())->getContext();
  void* inds;
  D3D11_MAPPED_SUBRESOURCE mr;
  ctx->Map(mIb, NULL, D3D11_MAP_WRITE_DISCARD, NULL, &mr);
  inds = mr.pData;
  mInds = (unsigned char*)inds;
  return inds;
}
コード例 #27
0
ファイル: VertexBuffer11.cpp プロジェクト: L2-D2/gecko-dev
bool VertexBuffer11::storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData &currentValue,
                                           GLint start, GLsizei count, GLsizei instances, unsigned int offset)
{
    if (mBuffer)
    {
        gl::Buffer *buffer = attrib.buffer.get();
        int inputStride = ComputeVertexAttributeStride(attrib);
        ID3D11DeviceContext *dxContext = mRenderer->getDeviceContext();

        D3D11_MAPPED_SUBRESOURCE mappedResource;
        HRESULT result = dxContext->Map(mBuffer, 0, D3D11_MAP_WRITE_NO_OVERWRITE, 0, &mappedResource);
        if (FAILED(result))
        {
            ERR("Vertex buffer map failed with error 0x%08x", result);
            return false;
        }

        uint8_t* output = reinterpret_cast<uint8_t*>(mappedResource.pData) + offset;

        const uint8_t *input = NULL;
        if (attrib.enabled)
        {
            if (buffer)
            {
                Buffer11 *storage = Buffer11::makeBuffer11(buffer->getImplementation());
                input = static_cast<const uint8_t*>(storage->getData()) + static_cast<int>(attrib.offset);
            }
            else
            {
                input = static_cast<const uint8_t*>(attrib.pointer);
            }
        }
        else
        {
            input = reinterpret_cast<const uint8_t*>(currentValue.FloatValues);
        }

        if (instances == 0 || attrib.divisor == 0)
        {
            input += inputStride * start;
        }

        gl::VertexFormat vertexFormat(attrib, currentValue.Type);
        const d3d11::VertexFormat &vertexFormatInfo = d3d11::GetVertexFormatInfo(vertexFormat);
        ASSERT(vertexFormatInfo.copyFunction != NULL);
        vertexFormatInfo.copyFunction(input, inputStride, count, output);

        dxContext->Unmap(mBuffer, 0);

        return true;
    }
    else
    {
        ERR("Vertex buffer not initialized.");
        return false;
    }
}
void GenerateFirstRefractedRaysComputeShader::setParameters( ID3D11DeviceContext& deviceContext, const float3 cameraPos, const float3 viewportCenter, 
                                                             const float3 viewportUp, const float3 viewportRight, const float2 viewportSize,
                                                             const Texture2DSpecBind< TexBind::ShaderResource, float4 >& positionTexture,
                                                             const Texture2DSpecBind< TexBind::ShaderResource, float4 >& normalTexture,
                                                             const Texture2DSpecBind< TexBind::ShaderResource, unsigned char >& roughnessTexture,
                                                             const Texture2DSpecBind< TexBind::ShaderResource, unsigned char >& refractiveIndexTexture,
                                                             const Texture2DSpecBind< TexBind::ShaderResource, uchar4 >& contributionTermTexture,
                                                             const int outputTextureWidth, const int outputTextureHeight )
{
    if ( !m_compiled ) throw std::exception( "GenerateFirstRefractedRaysComputeShader::setParameters - Shader hasn't been compiled yet." );

    { // Set input buffers and textures.
        m_resourceCount = 5 /*+ (int)refractiveIndexTextures.size()*/;
        std::vector< ID3D11ShaderResourceView* > resources;
        resources.reserve( m_resourceCount );

        resources.push_back( positionTexture.getShaderResourceView() );
        resources.push_back( normalTexture.getShaderResourceView() );
        resources.push_back( roughnessTexture.getShaderResourceView() );
        resources.push_back( refractiveIndexTexture.getShaderResourceView() );
        resources.push_back( contributionTermTexture.getShaderResourceView() );

        /*for ( int i = 0; i < refractiveIndexTextures .size(); ++i )
            resources.push_back( refractiveIndexTextures[ i ]->getShaderResourceView() );*/

        deviceContext.CSSetShaderResources( 0, m_resourceCount, resources.data() );
    }

    D3D11_MAPPED_SUBRESOURCE mappedResource;
    ConstantBuffer* dataPtr;

    HRESULT result = deviceContext.Map( m_constantInputBuffer.Get(), 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource );
    if ( result < 0 ) throw std::exception( "GenerateFirstRefractedRaysComputeShader::setParameters - mapping constant buffer to CPU memory failed." );

    dataPtr = (ConstantBuffer*)mappedResource.pData;

    dataPtr->cameraPos          = cameraPos;
    dataPtr->viewportCenter     = viewportCenter;
    dataPtr->viewportUp         = viewportUp;
    dataPtr->viewportRight      = viewportRight;
    dataPtr->viewportSizeHalf   = viewportSize / 2.0f;
    dataPtr->outputTextureSize  = float2( (float)outputTextureWidth, (float)outputTextureHeight );

    // Padding.
    dataPtr->pad1 = 0.0f;
    dataPtr->pad2 = 0.0f;
    dataPtr->pad3 = 0.0f;
    dataPtr->pad4 = 0.0f;
    dataPtr->pad5 = float2( 0.0f, 0.0f );

    deviceContext.Unmap( m_constantInputBuffer.Get(), 0 );

    deviceContext.CSSetConstantBuffers( 0, 1, m_constantInputBuffer.GetAddressOf() );

    ID3D11SamplerState* samplerStates[] = { m_samplerStateLinearFilter.Get() };
    deviceContext.CSSetSamplers( 0, 1, samplerStates );
}
コード例 #29
0
//
// Read the pixel content of a sprite.
//
uint8_t * SpriteUtils::ReadPixels(
	ID3D11DeviceContext2 * context,
	ID3D11Device2 * device,
	ID3D11Texture2D * texture,
	int * dimensions)
{
	HBITMAP	hBitmapTexture = NULL;

	ID3D11Texture2D* d3dtex = (ID3D11Texture2D*)texture;
	D3D11_TEXTURE2D_DESC desc;
	d3dtex->GetDesc(&desc);

	ID3D11Texture2D* pNewTexture = NULL;
	D3D11_TEXTURE2D_DESC description;
	d3dtex->GetDesc(&description);

	description.BindFlags = 0;

	description.CPUAccessFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
	description.Usage = D3D11_USAGE_STAGING;
	HRESULT hr = device->CreateTexture2D(&description, NULL, &pNewTexture);

	ID3D11DeviceContext* ctx = NULL;
	device->GetImmediateContext(&ctx);

	ctx->CopyResource(pNewTexture, d3dtex);

	D3D11_MAPPED_SUBRESOURCE resource;
	UINT subresource = D3D11CalcSubresource(0, 0, 0);
	ctx->Map(pNewTexture, subresource, D3D11_MAP_READ_WRITE, 0, &resource);

	// COPY from texture to bitmap buffer
	uint8_t* sptr = reinterpret_cast<uint8_t*>(resource.pData);
	uint8_t* dptr = new uint8_t[desc.Width * desc.Height * 4];

	for (size_t h = 0; h < desc.Height; ++h)
	{
		size_t msize = std::min<size_t>(desc.Width * 4, resource.RowPitch);
		memcpy_s(dptr, desc.Width * 4, sptr, msize);
		sptr += resource.RowPitch;
		dptr += desc.Width * 4;
	}

	dptr -= desc.Width*desc.Height * 4;

	ctx->Unmap(pNewTexture, subresource);

	// SWAP BGR to RGB bitmap
	// Notice the capital "P". dptr vs dPtr.
	uint32_t * dPtr = reinterpret_cast<uint32_t*>(dptr);

	*(dimensions + WIDTH_INDEX) = desc.Width;
	*(dimensions + HEIGHT_INDEX) = desc.Height;

	return dptr;
}
コード例 #30
-1
void D3D11App::RenderBillboards(const float3 *position, const int count, const float size, const float4 &color)
{
	// Make sure we have enough room in the tool vertex buffer
	SetToolsVBSize(count * 6 * sizeof(float3));

	float3 dx, dy;
	m_camera.GetBaseVectors(&dx, &dy, NULL);

	// Fill vertex buffer
	float3 *dest;
	ID3D11DeviceContext* context = m_context->GetDeviceContext();

	D3D11_MAPPED_SUBRESOURCE resource;

	context->Map( m_toolsVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &resource);

	dest = reinterpret_cast<float3*> ( resource.pData );
	for (int i = 0; i < count; i++)
	{
		dest[6 * i + 0] = position[i] + size * (-dx + dy);
		dest[6 * i + 1] = position[i] + size * ( dx + dy);
		dest[6 * i + 2] = position[i] + size * (-dx - dy);
		dest[6 * i + 3] = position[i] + size * (-dx - dy);
		dest[6 * i + 4] = position[i] + size * ( dx + dy);
		dest[6 * i + 5] = position[i] + size * ( dx - dy);
	}
	context->Unmap(m_toolsVB, 0 );


	ID3D11DeviceContext *dev = m_context->GetDeviceContext();

	// Set constants
	float4x4 *mvp;

	dev->Map(m_toolsVsCB, 0, D3D11_MAP_WRITE_DISCARD, 0, &resource);
	mvp = reinterpret_cast<float4x4*> ( resource.pData );
		*mvp = m_camera.GetModelViewProjection();
	dev->Unmap(m_toolsVsCB, 0);

	float4 *col;

	dev->Map( m_toolsPsCB, 0, D3D11_MAP_WRITE_DISCARD, 0, &resource);
		col = reinterpret_cast<float4*> ( resource.pData );
		*col = color;
	dev->Unmap( m_toolsPsCB, 0 );

	// Setup effect
	m_context->SetEffect(m_toolsEffect);
	m_context->Apply(1, 0);

	dev->IASetInputLayout(m_pos3Layout);

	UINT stride = sizeof(float3);
	UINT offset = 0;
	dev->IASetVertexBuffers(0, 1, &m_toolsVB, &stride, &offset);

	// Render the quads
	dev->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
	dev->Draw(6 * count, 0);
}