mirror of https://github.com/nothings/stb.git
Merge branch 'master' of https://github.com/nothings/stb
This commit is contained in:
Ken Miller
commit
66c312dd9e
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@ -14,7 +14,7 @@ library | lastest version | category | description
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**stb_textedit.h** | 1.5 | UI | guts of a text editor for games etc implementing them from scratch
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**stb_dxt.h** | 1.04 | 3D graphics | Fabian "ryg" Giesen's real-time DXT compressor
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**stb_perlin.h** | 0.2 | 3D graphics | revised Perlin noise (3D input, 1D output)
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**stb_tilemap_editor.h** | 0.20 | games | embeddable tilemap editor
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**stb_tilemap_editor.h** | 0.30 | games | embeddable tilemap editor
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**stb_herringbone_wang_tile.h** | 0.6 | games | herringbone Wang tile map generator
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**stb_c_lexer.h** | 0.06 | parsing | simplify writing parsers for C-like languages
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**stb_divide.h** | 0.91 | math | more useful 32-bit modulus e.g. "euclidean divide"
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stb_tilemap_editor.h
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stb_tilemap_editor.h
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// This isn't compilable as-is, as it was extracted from a working
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// integration-in-a-game and makes reference to symbols from that game.
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#include <assert.h>
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#include <ctype.h>
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#include "game.h"
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#include "SDL.h"
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#include "stb_tilemap_editor.h"
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extern void editor_draw_tile(int x, int y, unsigned short tile, int mode, float *props);
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extern void editor_draw_rect(int x0, int y0, int x1, int y1, unsigned char r, unsigned char g, unsigned char b);
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static int is_platform(short *tiles);
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static unsigned int prop_type(int n, short *tiles);
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static char *prop_name(int n, short *tiles);
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static float prop_range(int n, short *tiles, int is_max);
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static int allow_link(short *src, short *dest);
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#define STBTE_MAX_PROPERTIES 8
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#define STBTE_PROP_TYPE(n, tiledata, p) prop_type(n,tiledata)
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#define STBTE_PROP_NAME(n, tiledata, p) prop_name(n,tiledata)
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#define STBTE_PROP_MIN(n, tiledata, p) prop_range(n,tiledata,0)
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#define STBTE_PROP_MAX(n, tiledata, p) prop_range(n,tiledata,1)
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#define STBTE_PROP_FLOAT_SCALE(n,td,p) (0.1)
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#define STBTE_ALLOW_LINK(srctile, srcprop, desttile, destprop) \
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allow_link(srctile, desttile)
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#define STBTE_LINK_COLOR(srctile, srcprop, desttile, destprop) \
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(is_platform(srctile) ? 0xff80ff : 0x808040)
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#define STBTE_DRAW_RECT(x0,y0,x1,y1,c) \
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editor_draw_rect(x0,y0,x1,y1,(c)>>16,((c)>>8)&255,(c)&255)
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#define STBTE_DRAW_TILE(x,y,id,highlight,props) \
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editor_draw_tile(x,y,id,highlight,props)
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#define STB_TILEMAP_EDITOR_IMPLEMENTATION
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#include "stb_tilemap_editor.h"
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stbte_tilemap *edit_map;
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void editor_key(enum stbte_action act)
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{
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stbte_action(edit_map, act);
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}
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void editor_process_sdl_event(SDL_Event *e)
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{
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switch (e->type) {
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case SDL_MOUSEMOTION:
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case SDL_MOUSEBUTTONDOWN:
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case SDL_MOUSEBUTTONUP:
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case SDL_MOUSEWHEEL:
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stbte_mouse_sdl(edit_map, e, 1.0f/editor_scale,1.0f/editor_scale,0,0);
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break;
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case SDL_KEYDOWN:
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if (in_editor) {
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switch (e->key.keysym.sym) {
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case SDLK_RIGHT: editor_key(STBTE_scroll_right); break;
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case SDLK_LEFT : editor_key(STBTE_scroll_left ); break;
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case SDLK_UP : editor_key(STBTE_scroll_up ); break;
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case SDLK_DOWN : editor_key(STBTE_scroll_down ); break;
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}
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switch (e->key.keysym.scancode) {
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case SDL_SCANCODE_S: editor_key(STBTE_tool_select); break;
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case SDL_SCANCODE_B: editor_key(STBTE_tool_brush ); break;
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case SDL_SCANCODE_E: editor_key(STBTE_tool_erase ); break;
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case SDL_SCANCODE_R: editor_key(STBTE_tool_rectangle ); break;
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case SDL_SCANCODE_I: editor_key(STBTE_tool_eyedropper); break;
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case SDL_SCANCODE_L: editor_key(STBTE_tool_link); break;
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case SDL_SCANCODE_G: editor_key(STBTE_act_toggle_grid); break;
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}
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if ((e->key.keysym.mod & KMOD_CTRL) && !(e->key.keysym.mod & ~KMOD_CTRL)) {
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switch (e->key.keysym.scancode) {
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case SDL_SCANCODE_X: editor_key(STBTE_act_cut ); break;
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case SDL_SCANCODE_C: editor_key(STBTE_act_copy ); break;
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case SDL_SCANCODE_V: editor_key(STBTE_act_paste); break;
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case SDL_SCANCODE_Z: editor_key(STBTE_act_undo ); break;
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case SDL_SCANCODE_Y: editor_key(STBTE_act_redo ); break;
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}
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}
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}
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break;
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}
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}
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void editor_init(void)
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{
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int i;
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edit_map = stbte_create_map(20,14, 8, 16,16, 100);
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stbte_set_background_tile(edit_map, T_empty);
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for (i=0; i < T__num_types; ++i) {
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if (i != T_reserved1 && i != T_entry && i != T_doorframe)
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stbte_define_tile(edit_map, 0+i, 1, "Background");
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}
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stbte_define_tile(edit_map, 256+O_player , 8, "Char");
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stbte_define_tile(edit_map, 256+O_robot , 8, "Char");
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for (i=O_lockeddoor; i < O__num_types-2; ++i)
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if (i == O_platform || i == O_vplatform)
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stbte_define_tile(edit_map, 256+i, 4, "Object");
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else
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stbte_define_tile(edit_map, 256+i, 2, "Object");
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//stbte_set_layername(edit_map, 0, "background");
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//stbte_set_layername(edit_map, 1, "objects");
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//stbte_set_layername(edit_map, 2, "platforms");
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//stbte_set_layername(edit_map, 3, "characters");
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}
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static int is_platform(short *tiles)
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{
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// platforms are only on layer #2
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return tiles[2] == 256 + O_platform || tiles[2] == 256 + O_vplatform;
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}
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static int is_object(short *tiles)
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{
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return (tiles[1] >= 256 || tiles[2] >= 256 || tiles[3] >= 256);
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}
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static unsigned int prop_type(int n, short *tiles)
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{
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if (is_platform(tiles)) {
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static unsigned int platform_types[STBTE_MAX_PROPERTIES] = {
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STBTE_PROP_bool, // phantom
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STBTE_PROP_int, // x_adjust
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STBTE_PROP_int, // y_adjust
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STBTE_PROP_float, // width
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STBTE_PROP_float, // lspeed
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STBTE_PROP_float, // rspeed
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STBTE_PROP_bool, // autoreturn
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STBTE_PROP_bool, // one-shot
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// remainder get 0, means 'no property in this slot'
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};
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return platform_types[n];
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} else if (is_object(tiles)) {
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if (n == 0)
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return STBTE_PROP_bool;
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}
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return 0;
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}
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static char *prop_name(int n, short *tiles)
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{
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if (is_platform(tiles)) {
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static char *platform_vars[STBTE_MAX_PROPERTIES] = {
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"phantom",
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"x_adjust",
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"y_adjust",
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"width",
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"lspeed",
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"rspeed",
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"autoreturn",
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"one-shot",
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};
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return platform_vars[n];
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}
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return "phantom";
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}
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static float prop_range(int n, short *tiles, int is_max)
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{
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if (is_platform(tiles)) {
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static float ranges[8][2] = {
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{ 0, 1 }, // phantom-flag, range is ignored
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{ -15, 15 }, // x_adjust
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{ -15, 15 }, // y_adjust
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{ 0, 6 }, // width
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{ 0, 10 }, // lspeed
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{ 0, 10 }, // rspeed
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{ 0, 1 }, // autoreturn, range is ignored
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{ 0, 1 }, // one-shot, range is ignored
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};
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return ranges[n][is_max];
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}
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return 0;
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}
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static int allow_link(short *src, short *dest)
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{
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if (is_platform(src))
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return dest[1] == 256+O_lever;
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if (src[1] == 256+O_endpoint)
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return is_platform(dest);
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return 0;
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}
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