mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-20 10:12:06 +00:00
e5078aba3b
Remove unused headers, and avoid relying on transitive inclusions `include-what-you-use` has been very useful for this!
123 lines
4.2 KiB
C++
123 lines
4.2 KiB
C++
/* SPDX-License-Identifier: MIT */
|
|
|
|
#ifndef RGBDS_GFX_MAIN_HPP
|
|
#define RGBDS_GFX_MAIN_HPP
|
|
|
|
#include <array>
|
|
#include <optional>
|
|
#include <stdint.h>
|
|
#include <string>
|
|
#include <utility>
|
|
#include <vector>
|
|
|
|
#include "gfx/rgba.hpp"
|
|
|
|
struct Options {
|
|
uint16_t reversedWidth = 0; // -r, in tiles
|
|
bool reverse() const { return reversedWidth != 0; }
|
|
|
|
bool useColorCurve = false; // -C
|
|
bool allowMirroring = false; // -m
|
|
bool allowDedup = false; // -u
|
|
bool columnMajor = false; // -Z, previously -h
|
|
uint8_t verbosity = 0; // -v
|
|
|
|
std::string attrmap{}; // -a, -A
|
|
std::array<uint8_t, 2> baseTileIDs{0, 0}; // -b
|
|
enum {
|
|
NO_SPEC,
|
|
EXPLICIT,
|
|
EMBEDDED,
|
|
} palSpecType = NO_SPEC; // -c
|
|
std::vector<std::array<std::optional<Rgba>, 4>> palSpec{};
|
|
uint8_t bitDepth = 2; // -d
|
|
struct {
|
|
uint16_t left;
|
|
uint16_t top;
|
|
uint16_t width;
|
|
uint16_t height;
|
|
} inputSlice{0, 0, 0, 0}; // -L (margins in clockwise order, like CSS)
|
|
std::array<uint16_t, 2> maxNbTiles{UINT16_MAX, 0}; // -N
|
|
uint8_t nbPalettes = 8; // -n
|
|
std::string output{}; // -o
|
|
std::string palettes{}; // -p, -P
|
|
std::string palmap{}; // -q, -Q
|
|
uint8_t nbColorsPerPal = 0; // -s; 0 means "auto" = 1 << bitDepth;
|
|
std::string tilemap{}; // -t, -T
|
|
uint64_t trim = 0; // -x
|
|
|
|
std::string input{}; // positional arg
|
|
|
|
static constexpr uint8_t VERB_NONE = 0; // Normal, no extra output
|
|
static constexpr uint8_t VERB_CFG = 1; // Print configuration after parsing options
|
|
static constexpr uint8_t VERB_LOG_ACT = 2; // Log actions before doing them
|
|
static constexpr uint8_t VERB_INTERM = 3; // Print some intermediate results
|
|
static constexpr uint8_t VERB_DEBUG = 4; // Internals are logged
|
|
static constexpr uint8_t VERB_UNMAPPED = 5; // Unused so far
|
|
static constexpr uint8_t VERB_VVVVVV = 6; // What, can't I have a little fun?
|
|
[[gnu::format(printf, 3, 4)]] void verbosePrint(uint8_t level, char const *fmt, ...) const;
|
|
|
|
mutable bool hasTransparentPixels = false;
|
|
uint8_t maxOpaqueColors() const { return nbColorsPerPal - hasTransparentPixels; }
|
|
};
|
|
|
|
extern Options options;
|
|
|
|
/*
|
|
* Prints the error count, and exits with failure
|
|
*/
|
|
[[noreturn]] void giveUp();
|
|
/*
|
|
* Prints a warning, and does not change the error count
|
|
*/
|
|
[[gnu::format(printf, 1, 2)]] void warning(char const *fmt, ...);
|
|
/*
|
|
* Prints an error, and increments the error count
|
|
*/
|
|
[[gnu::format(printf, 1, 2)]] void error(char const *fmt, ...);
|
|
/*
|
|
* Prints an error, and increments the error count
|
|
* Does not take format arguments so `format_` and `-Wformat-security` won't complain about
|
|
* calling `errorMessage(msg)`.
|
|
*/
|
|
void errorMessage(char const *msg);
|
|
/*
|
|
* Prints a fatal error, increments the error count, and gives up
|
|
*/
|
|
[[gnu::format(printf, 1, 2), noreturn]] void fatal(char const *fmt, ...);
|
|
|
|
struct Palette {
|
|
// An array of 4 GBC-native (RGB555) colors
|
|
std::array<uint16_t, 4> colors{UINT16_MAX, UINT16_MAX, UINT16_MAX, UINT16_MAX};
|
|
|
|
void addColor(uint16_t color);
|
|
uint8_t indexOf(uint16_t color) const;
|
|
uint16_t &operator[](size_t index) { return colors[index]; }
|
|
uint16_t const &operator[](size_t index) const { return colors[index]; }
|
|
|
|
decltype(colors)::iterator begin();
|
|
decltype(colors)::iterator end();
|
|
decltype(colors)::const_iterator begin() const;
|
|
decltype(colors)::const_iterator end() const;
|
|
|
|
uint8_t size() const;
|
|
};
|
|
|
|
namespace detail {
|
|
template<typename T, T... i>
|
|
static constexpr auto flipTable(std::integer_sequence<T, i...>) {
|
|
return std::array{[](uint8_t byte) {
|
|
// To flip all the bits, we'll flip both nibbles, then each nibble half, etc.
|
|
byte = (byte & 0b0000'1111) << 4 | (byte & 0b1111'0000) >> 4;
|
|
byte = (byte & 0b0011'0011) << 2 | (byte & 0b1100'1100) >> 2;
|
|
byte = (byte & 0b0101'0101) << 1 | (byte & 0b1010'1010) >> 1;
|
|
return byte;
|
|
}(i)...};
|
|
}
|
|
} // namespace detail
|
|
|
|
// Flipping tends to happen fairly often, so take a bite out of dcache to speed it up
|
|
static constexpr auto flipTable = detail::flipTable(std::make_integer_sequence<uint16_t, 256>());
|
|
|
|
#endif // RGBDS_GFX_MAIN_HPP
|