/*
-enhance.c
+core.h
The tool with multiple enhancements and manipulations of pictures
-21.10.2022
+03.12.2022
Copyright (C) 2022 Balthasar Szczepański
// #include <stdio.h>
// #include <errno.h>
-#include "IL/il.h"
+#include <IL/il.h>
+
+#define FLAG_TYPE uint_fast32_t
+
+#define MUST_HAVE_ALPHA 0x000001
+#define CANNOT_HAVE_ALPHA 0x000002
+#define MUST_BE_GRAY 0x000004
+#define CANNOT_BE_GRAY 0x000008
+#define MUST_BE_INDEXED 0x000010
+#define CANNOT_BE_INDEXED 0x000020
+
+#define OK_PALETTE_ONLY 0x000040
+#define CAN_BE_MULTIPLE 0x000080
+#define CAN_BE_OVER_8BIT 0x000100
+
+#define IN_WINDOW 0x000200
+
+#define HAS_ALPHA 0x000400
+#define IS_GRAY 0x000800
+#define IS_INDEXED 0x001000
+#define IS_MULTIPLE 0x002000
+#define IS_OVER_8BIT 0x004000
+#define IS_PALETTE_ONLY 0x008000
+
+#define NOT_WRITABLE 0x010000
+#define NOT_READABLE 0x020000
+
+#define EFF_ALPHA 0x040000
+#define EFF_GRAY 0x080000
+#define EFF_INDEXED 0x100000
+
+extern char NO_STR[];
+extern char INIT_FAILED[];
+extern char LOAD_FAILED[];
+extern char SAVE_FAILED[];
+extern char CREATE_FAILED[];
+extern char CONVERT_FAILED[];
+extern char SIZE_MISMATCH[];
+extern char MULTIPLE_FORBIDDEN[];
+extern char INDEXED_REQUIRED[];
+extern char PALETTE_ONLY_REQUIRED[];
+extern char BAD_PALETTE_SIZE[];
struct Picture {
uint_fast8_t open;
ILuint handle;
};
-void finish (int const returnvalue, char const * const returntext);
-void init (void);
+struct IL_full_info {
+ ILint active_image;
+ ILint active_layer;
+ ILint active_mipmap;
+ ILint blit_blend; //b
+ ILint compress_mode; //
+ ILint conv_pal;
+ ILint cur_image;
+ ILint default_on_fail; //b
+ ILint dxtc_data_format; //
+ ILint file_mode;
+ ILint format_mode;
+ ILint format_set;
+ ILint image_bits_per_pixel;
+ ILint image_bpc; //
+ ILint image_bytes_per_pixel;
+ ILint image_channels; //
+ ILint image_cubeflags; //
+ ILint image_depth; //
+ ILint image_duration; //
+ ILint image_format;
+ ILint image_height;
+ ILint image_offx; //
+ ILint image_offy; //
+ ILint image_origin; //
+ ILint image_planesize; //
+ ILint image_size_of_data; //
+ ILint image_type;
+ ILint image_width;
+ ILint keep_dxtc_data; //
+ ILint num_faces; //
+ ILint num_images;
+ ILint num_layers; //
+ ILint num_mipmaps;
+ ILint origin_mode;
+ ILint origin_set;
+ ILint palette_base_type; //
+ ILint palette_bpp;
+ ILint palette_num_cols;
+ ILint palette_type;
+ ILint type_mode;
+ ILint type_set;
+ ILint use_key_colour;
+ ILint version_num;
+};
+struct PixelInfo
+{
+ uint_fast16_t id;
+ ILuint handle;
+ ILuint frames;
+
+ ILint x0;
+ ILint y0;
+ ILint f0;
+
+ ILint x_window;
+ ILint y_window;
+ ILint f_window;
+
+ ILint x_pict;
+ ILint y_pict;
+ ILint f_pict;
+
+ ILuint red;
+ ILuint green;
+ ILuint blue;
+ ILuint value;
+ ILuint alpha;
+ ILuint index;
+
+ ILint red_offset;
+ ILint green_offset;
+ ILint blue_offset;
+ ILint value_offset;
+ ILint alpha_offset;
+ ILint index_offset;
+
+ ILint line_start;
+ ILint line_bytes;
+ ILint frame_bytes;
+
+ ILint line_offset;
+ ILint pixel_offset;
+ ILint pal_offset;
+
+ FLAG_TYPE flags;
+ void *data;
+ void *palette;
+
+ struct IL_full_info info;
+};
+
+struct ColorInfo
+{
+ ILuint red;
+ ILuint green;
+ ILuint blue;
+ ILuint value;
+ ILuint alpha;
+ ILuint index;
+};
+
+
+typedef int (ACTION_F)(ILuint n, struct PixelInfo *info, void *data);
+typedef int (SUBTOOL_F)(int argc, char **argv, int argi, char **err);
+
+
+void finish (int const returnvalue, char const * const returntext);
+int init (void);
+ILuint get_handle (uint_fast16_t id);
+int get_data (uint_fast16_t id, void **data, ILuint frame);
+int get_palette (uint_fast16_t id, void *palette, ILuint frame);
+int set_palette (uint_fast16_t id, void *palette, ILuint size, ILenum type, ILuint frame);
void create_picture (uint_fast16_t id);
-void create_pictures (uint_fast16_t n);
+int create_pictures (uint_fast16_t n);
void close_picture (uint_fast16_t id);
void close_pictures (void);
void clear_pictures (void);
int reserve_pictures (uint_fast16_t n);
+void get_flags (struct IL_full_info *info, FLAG_TYPE *flags);
+int convert_picture (uint_fast16_t id, struct IL_full_info *info, FLAG_TYPE *flags);
+int load_picture (uint_fast16_t id, char *path, struct IL_full_info *info, FLAG_TYPE *flags);
+int load_picture_mem (uint_fast16_t id, const void *address, ILuint size, struct IL_full_info *info, FLAG_TYPE *flags);
+int save_picture (uint_fast16_t id, char *path, FLAG_TYPE flags);
+int build_picture (uint_fast16_t id, ILint width, ILint height, ILint frames, struct IL_full_info *info, FLAG_TYPE *flags);
+int build_picture_from_info (uint_fast16_t id, struct IL_full_info *reference_info, struct IL_full_info *info, FLAG_TYPE *flags);
+int get_info (uint_fast16_t id, struct IL_full_info *info, ILint frame);
+
+ILuint upscale_value (ILubyte x, ILint bytes);
+ILubyte downscale_value (ILuint x, ILint bytes);
+
+int perform_action_1picture_1pixel (
+ uint_fast16_t id,
+ ILint x, ILint y, ILint f,
+ ACTION_F *function,
+ FLAG_TYPE flags,
+ void *data
+);
+
+int perform_action_1picture (
+ uint_fast16_t id,
+ ILint x0, ILint y0, ILint f0,
+ ILint width, ILint height, ILint frames,
+ ACTION_F *function,
+ FLAG_TYPE flags,
+ void *f_data
+);
+
+int perform_action (
+ uint_fast16_t n,
+ uint_fast16_t *id,
+ ILint *x0, ILint *y0, ILint *f0,
+ ILint width, ILint height, ILint frames,
+ ACTION_F *function,
+ FLAG_TYPE *flags,
+ void *data
+);
+
+int perform_action_palette_mix (
+ uint_fast16_t *id,
+ ACTION_F *function,
+ FLAG_TYPE *flags,
+ void *data
+);
+
+
+
+int copy_pixels (ILuint n, struct PixelInfo *p, void *data);
+ILuint copy_1p_alpha (ILint64 src, ILint64 dst, ILint64 alpha, ILint64 max);
+int fill_color (ILuint n, struct PixelInfo *p, void *data);
+int palette_mix_index (ILuint n, struct PixelInfo *p, void *data);
+ILuint tsqrt(ILuint s);
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