Function make_begin

tests/test_buffer_assembler.cpp:34–49

namespace {

BufferAssembler::BeginParams make_begin(const std::string& name,
                                        const int width,
                                        const int height,
                                        const int stride,
                                        const std::size_t total) {
    return BufferAssembler::BeginParams{.variable_name = name,
                                        .display_name = name,
                                        .pixel_layout = "rgba",
                                        .transpose = false,
                                        .width = width,
                                        .height = height,
                                        .channels = 1,
                                        .stride = stride,
                                        .type = 0,
                                        .total_byte_size = total};
}

std::vector<std::byte> iota_bytes(const std::size_t n) {
    std::vector<std::byte> v(n);