Function WriteOutUVAndDirsFile

Libraries/Vector/Debug/DebugFileExport.cpp:44–76

}

void WriteOutUVAndDirsFile(const ImportanceSamplingData& isData, const std::string baseOutputFileName, const Dimensions3D& dims)
{
    std::vector<unsigned char> output_uv(isData.isw * isData.ish * 4, 0);
    std::vector<unsigned char> output_dir(isData.isw * isData.ish * 4, 0);
    for (size_t index = 0; index < isData.isw * isData.ish; ++index)
    {
        int ix = int(index % isData.isw);
        int iy = int(index / isData.isw);

        float uvx = (float(ix) + 0.5f) / float(isData.isw);
        float uvy = (float(iy) + 0.5f) / float(isData.ish);

        output_uv[index * 4 + 0] = (unsigned char)Clamp(uvx * 256.0f, 0.0f, 255.0f);
        output_uv[index * 4 + 1] = (unsigned char)Clamp(uvy * 256.0f, 0.0f, 255.0f);
        output_uv[index * 4 + 2] = 0;
        output_uv[index * 4 + 3] = 255;

        // TODO
        Float3 dir = SphericalMapUVToDirection(Float2{ uvx, uvy });
        output_dir[index * 4 + 0] = (unsigned char)Clamp(dir[0] * 256.0f, 0.0f, 255.0f);
        output_dir[index * 4 + 1] = (unsigned char)Clamp(dir[1] * 256.0f, 0.0f, 255.0f);
        output_dir[index * 4 + 2] = (unsigned char)Clamp(dir[2] * 256.0f, 0.0f, 255.0f);
        output_dir[index * 4 + 3] = 255;
    }

    std::stringstream uvSS;
    uvSS << baseOutputFileName << "_debuguv_" << dims.x << "x" << dims.y << "x" << dims.z << ".png";
    stbi_write_png(uvSS.str().c_str(), isData.isw, isData.ish, 4, output_uv.data(), 0);

    std::stringstream dirSS;
    dirSS << baseOutputFileName << "_debugdir_" << dims.x << "x" << dims.y << "x" << dims.z << ".png";
    stbi_write_png(dirSS.str().c_str(), isData.isw, isData.ish, 4, output_dir.data(), 0);
}

void WriteOutEnergyRecord(const std::vector<float>& energyRecord, const std::string& baseFileName, const Dimensions3D& dims)
{