Method Initialize

SampleFramework11/v1.02/Graphics/SpriteRenderer.cpp:30–194

}

void SpriteRenderer::Initialize(ID3D11Device* device)
{
    this->device = device;

    const std::wstring shaderPath = SampleFrameworkDir() + L"Shaders\\Sprite.hlsl";

    // Load the shaders
    vertexShader = CompileVSFromFile(device, shaderPath.c_str(), "SpriteVS", "vs_4_0");
    vertexShaderInstanced = CompileVSFromFile(device, shaderPath.c_str(), "SpriteInstancedVS", "vs_4_0");
    pixelShader = CompilePSFromFile(device, shaderPath.c_str(), "SpritePS", "ps_4_0");
    pixelShaderOpaque = CompilePSFromFile(device, shaderPath.c_str(), "SpriteOpaquePS", "ps_4_0");

    // Define the input layouts
    D3D11_INPUT_ELEMENT_DESC layout[] =
    {
        { "POSITION", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
        { "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, D3D11_APPEND_ALIGNED_ELEMENT, D3D11_INPUT_PER_VERTEX_DATA, 0 }
    };

    DXCall(device->CreateInputLayout(layout, 2, vertexShader->ByteCode->GetBufferPointer(),
                                     vertexShader->ByteCode->GetBufferSize(), &inputLayout));

    D3D11_INPUT_ELEMENT_DESC layoutInstanced[] =
    {
        { "POSITION", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
        { "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, D3D11_APPEND_ALIGNED_ELEMENT, D3D11_INPUT_PER_VERTEX_DATA, 0 },
        { "TRANSFORM", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 0, D3D11_INPUT_PER_INSTANCE_DATA, 1 },
        { "TRANSFORM", 1, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 16, D3D11_INPUT_PER_INSTANCE_DATA, 1 },
        { "TRANSFORM", 2, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 32, D3D11_INPUT_PER_INSTANCE_DATA, 1 },
        { "TRANSFORM", 3, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 48, D3D11_INPUT_PER_INSTANCE_DATA, 1 },
        { "COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 64, D3D11_INPUT_PER_INSTANCE_DATA, 1 },
        { "SOURCERECT", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 1, 80, D3D11_INPUT_PER_INSTANCE_DATA, 1 }
    };

    DXCall(device->CreateInputLayout(layoutInstanced, 8, vertexShaderInstanced->ByteCode->GetBufferPointer(),
                                     vertexShaderInstanced->ByteCode->GetBufferSize(), &inputLayoutInstanced));

    // Create the vertex buffer
    SpriteVertex verts[] =
    {
        { Float2(0.0f, 0.0f), Float2(0.0f, 0.0f) },
        { Float2(1.0f, 0.0f), Float2(1.0f, 0.0f) },
        { Float2(1.0f, 1.0f), Float2(1.0f, 1.0f) },
        { Float2(0.0f, 1.0f), Float2(0.0f, 1.0f) }
    };

    D3D11_BUFFER_DESC desc;
    desc.Usage = D3D11_USAGE_IMMUTABLE;
    desc.ByteWidth = sizeof(SpriteVertex) * 4;
    desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
    desc.CPUAccessFlags = 0;
    desc.MiscFlags = 0;

    D3D11_SUBRESOURCE_DATA initData;
    initData.pSysMem = verts;
    initData.SysMemPitch = 0;
    initData.SysMemSlicePitch = 0;
    DXCall(device->CreateBuffer(&desc, &initData, &vertexBuffer));