Method CreateTextures

deps/LLGL/tests/Test_Performance.cpp:74–110

    private:

        void CreateTextures(std::size_t numTextures)
        {
            // Create source image for textures
            std::cout << "generate random image ..." << std::endl;

            LLGL::Image image
            {
                { config.textureSize, config.textureSize, config.arrayLayers },
                LLGL::ImageFormat::RGBA,
                LLGL::DataType::UInt8
            };

            auto imageData = reinterpret_cast<LLGL::ColorRGBAub*>(image.GetData());
            for (std::size_t i = 0, n = image.GetNumPixels(); i < n; ++i)
                imageData[i] = RandColorRGBA();

            auto imageDesc = image.GetSrcDesc();

            // Create textures
            textures.reserve(numTextures);

            LLGL::TextureDescriptor textureDesc;
            {
                textureDesc.type            = LLGL::TextureType::Texture2DArray;
                textureDesc.format          = LLGL::Format::RGBA8UNorm;
                textureDesc.extent.width    = image.GetExtent().width;
                textureDesc.extent.height   = image.GetExtent().height;
                textureDesc.arrayLayers     = image.GetExtent().depth;
            }
            for (std::size_t i = 0; i < numTextures; ++i)
            {
                std::cout << "create texture " << (i + 1) << '/' << numTextures << '\r';
                textures.push_back(renderer->CreateTexture(textureDesc, &imageDesc));
            }

            std::cout << std::endl;
        }

        void MeasureTime(const std::string& title, const std::function<void()>& callback)
        {