Method createImageFunction

Tests/Aurora/Tests/TestPaths.cpp:54–80

    ~PathTest() {}

    GetImageDataFunction createImageFunction(
        int w, int h, int s, vec3 color0, vec3 color1, string name)
    {
        _imageFunctionInvocations[name] = 0;
        return [this, w, h, s, color0, color1, name](
                   ImageData& dataOut, AllocateBufferFunction alloc) {
            uint8_t* pPixelData = static_cast<uint8_t*>(alloc(w * h * 4));
            int idx             = 0;
            for (int i = 0; i < w; i++)
            {
                for (int j = 0; j < h; j++)
                {
                    vec3 color        = ((i / s) % 2 == (j / s) % 2) ? color0 : color1;
                    pPixelData[idx++] = static_cast<uint8_t>(color.x * 255.0f);
                    pPixelData[idx++] = static_cast<uint8_t>(color.y * 255.0f);
                    pPixelData[idx++] = static_cast<uint8_t>(color.z * 255.0f);
                    pPixelData[idx++] = 255;
                }
            }
            dataOut.pPixelBuffer = pPixelData;
            dataOut.bufferSize   = w * h * 4;
            dataOut.dimensions   = { w, h };
            dataOut.format       = Aurora::ImageFormat::Integer_RGBA;
            _imageFunctionInvocations[name]++;
            return true;
        };
    }

    map<string, int> _imageFunctionInvocations;
    unique_ptr<GeomData> _pGeometryDataP;