2 RetroRay - integrated standalone vintage modeller/renderer
3 Copyright (C) 2023 John Tsiombikas <nuclear@mutantstargoat.com>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <https://www.gnu.org/licenses/>.
34 #include "gaw/gaw_sw.h"
37 static void gui_fill(rtk_rect *rect, uint32_t color);
38 static void gui_blit(int x, int y, rtk_icon *icon);
39 static void gui_drawtext(int x, int y, const char *str);
40 static void gui_textrect(const char *str, rtk_rect *rect);
42 int mouse_x, mouse_y, mouse_state[3];
44 int win_width, win_height;
50 struct app_screen *cur_scr;
58 /* available screens */
60 static struct app_screen *screens[MAX_SCREENS];
61 static int num_screens;
68 static rtk_draw_ops guigfx = {gui_fill, gui_blit, gui_drawtext, gui_textrect};
70 #if !defined(NDEBUG) && defined(DBG_FPEXCEPT)
71 infomsg("floating point exceptions enabled\n");
80 load_options("retroray.cfg");
81 app_resize(opt.xres, opt.yres);
87 /*dtx_target_user(txdraw, 0);*/
88 dtx_target_raster((unsigned char*)framebuf, win_width, win_height);
89 dtx_set(DTX_RASTER_THRESHOLD, 127);
91 uifont = malloc_nf(sizeof *uifont);
92 if(load_font(uifont, "data/uifont14.gmp") == -1) {
99 if(!(scn = create_scene())) {
103 /* initialize screens */
104 screens[num_screens++] = &scr_model;
105 screens[num_screens++] = &scr_rend;
107 start_scr_name = getenv("START_SCREEN");
109 for(i=0; i<num_screens; i++) {
110 if(screens[i]->init() == -1) {
115 time_msec = get_msec();
117 for(i=0; i<num_screens; i++) {
118 if(screens[i]->name && start_scr_name && strcmp(screens[i]->name, start_scr_name) == 0) {
119 app_chscr(screens[i]);
124 app_chscr(&scr_model);
130 void app_shutdown(void)
136 save_options("retroray.cfg");
138 for(i=0; i<num_screens; i++) {
139 if(screens[i]->destroy) {
140 screens[i]->destroy();
144 destroy_font(uifont);
156 void app_display(void)
158 time_msec = get_msec();
163 void app_reshape(int x, int y)
166 int prev_numpix = win_width * win_height;
168 dbgmsg("reshape(%d, %d)\n", x, y);
170 if(!framebuf || numpix > prev_numpix) {
172 if(!(tmp = realloc(framebuf, numpix * sizeof *framebuf))) {
173 errormsg("failed to resize framebuffer to %dx%d\n", x, y);
179 gaw_sw_framebuffer(x, y, framebuf);
181 dtx_target_raster((unsigned char*)framebuf, x, y);
185 win_aspect = (float)x / (float)y;
186 gaw_viewport(0, 0, x, y);
188 if(cur_scr && cur_scr->reshape) {
189 cur_scr->reshape(x, y);
193 void app_keyboard(int key, int press)
196 static long prev_esc;
203 if(msec - prev_esc < 1000) {
211 if(modkeys & KEY_MOD_CTRL) {
219 if(modkeys & KEY_MOD_ALT) {
228 if(cur_scr && cur_scr->keyboard) {
229 cur_scr->keyboard(key, press);
233 void app_mouse(int bn, int st, int x, int y)
238 mouse_state[bn] = st;
241 if(cur_scr && cur_scr->mouse) {
242 cur_scr->mouse(bn, st, x, y);
246 void app_motion(int x, int y)
248 if(cur_scr && cur_scr->motion) {
249 cur_scr->motion(x, y);
255 void app_sball_motion(int x, int y, int z)
257 if(cur_scr->sball_motion) {
258 cur_scr->sball_motion(x, y, z);
262 void app_sball_rotate(int x, int y, int z)
264 if(cur_scr->sball_rotate) {
265 cur_scr->sball_rotate(x, y, z);
269 void app_sball_button(int bn, int st)
271 if(cur_scr->sball_button) {
272 cur_scr->sball_button(bn, st);
276 void app_chscr(struct app_screen *scr)
278 struct app_screen *prev = cur_scr;
282 if(scr->start && scr->start() == -1) {
286 scr->reshape(win_width, win_height);
289 if(prev && prev->stop) {
295 static void gui_fill(rtk_rect *rect, uint32_t color)
298 uint32_t *fb = framebuf + rect->y * win_width + rect->x;
300 for(i=0; i<rect->height; i++) {
301 for(j=0; j<rect->width; j++) {
308 static void gui_blit(int x, int y, rtk_icon *icon)
311 uint32_t *dest, *src;
313 dest = framebuf + y * win_width + x;
316 for(i=0; i<icon->height; i++) {
317 for(j=0; j<icon->width; j++) {
318 int r = src[j] & 0xff;
319 int g = (src[j] >> 8) & 0xff;
320 int b = (src[j] >> 16) & 0xff;
321 dest[j] = 0xff000000 | (r << 16) | (g << 8) | b;
324 src += icon->scanlen;
328 static void gui_drawtext(int x, int y, const char *str)
332 static void gui_textrect(const char *str, rtk_rect *rect)
334 rect->x = rect->y = 0;
336 rect->height = 10;/* TODO */