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/>.
23 TBN_NEW, TBN_OPEN, TBN_SAVE, TBN_SEP1,
24 TBN_SEL, TBN_MOVE, TBL_ROT, TBN_SCALE, TBN_SEP2,
25 TBL_ADD, TBL_RM, TBN_SEP3,
26 TBN_MTL, TBN_REND, TBL_VIEWREND, TBN_SEP4, TBL_CFG,
30 static const char *tbn_icon_name[] = {
31 "new", "open", "save", 0,
32 "sel", "move", "rot", "scale", 0,
34 "mtl", "rend", "viewrend", 0, "cfg"
36 static int tbn_icon_pos[][2] = {
37 {0,0}, {16,0}, {32,0}, {-1,-1},
38 {48,0}, {64,0}, {80,0}, {96,0}, {-1,-1},
39 {112,0}, {112,16}, {-1,-1},
40 {48,16}, {64,16}, {80,16}, {-1,-1}, {96,16}
42 static rtk_icon *tbn_icons[NUM_TOOL_BUTTONS];
44 #define TOOLBAR_HEIGHT 26
47 static int mdl_init(void);
48 static void mdl_destroy(void);
49 static int mdl_start(void);
50 static void mdl_stop(void);
51 static void mdl_display(void);
52 static void mdl_reshape(int x, int y);
53 static void mdl_keyb(int key, int press);
54 static void mdl_mouse(int bn, int press, int x, int y);
55 static void mdl_motion(int x, int y);
57 static void draw_grid(void);
60 struct app_screen scr_model = {
62 mdl_init, mdl_destroy,
64 mdl_display, mdl_reshape,
65 mdl_keyb, mdl_mouse, mdl_motion
68 static rtk_widget *toolbar;
69 static rtk_iconsheet *icons;
71 static float cam_theta, cam_phi = 20, cam_dist = 8;
74 static int mdl_init(void)
79 if(!(icons = rtk_load_iconsheet("data/icons.png"))) {
80 errormsg("failed to load iconsheet\n");
83 for(i=0; i<NUM_TOOL_BUTTONS; i++) {
84 if(tbn_icon_name[i]) {
85 tbn_icons[i] = rtk_define_icon(icons, tbn_icon_name[i],
86 tbn_icon_pos[i][0], tbn_icon_pos[i][1], 16, 16);
90 if(!(toolbar = rtk_create_window(0, "toolbar", 0, 0, win_width, TOOLBAR_HEIGHT))) {
93 rtk_win_layout(toolbar, RTK_HBOX);
95 for(i=0; i<NUM_TOOL_BUTTONS; i++) {
97 rtk_create_separator(toolbar);
99 if(!(w = rtk_create_iconbutton(toolbar, tbn_icons[i], 0))) {
107 static void mdl_destroy(void)
109 rtk_free_iconsheet(icons);
112 static int mdl_start(void)
114 gaw_clear_color(0.125, 0.125, 0.125, 1);
118 static void mdl_stop(void)
122 static void mdl_display(void)
124 gaw_clear(GAW_COLORBUF | GAW_DEPTHBUF);
126 rtk_draw_widget(toolbar);
128 gaw_viewport(0, TOOLBAR_HEIGHT, win_width, win_height - TOOLBAR_HEIGHT);
130 gaw_matrix_mode(GAW_MODELVIEW);
132 gaw_translate(0, 0, -cam_dist);
133 gaw_rotate(cam_phi, 1, 0, 0);
134 gaw_rotate(cam_theta, 0, 1, 0);
138 gaw_begin(GAW_QUADS);
139 gaw_color3f(1, 0, 0);
140 gaw_vertex2f(-1, -1);
141 gaw_color3f(0, 1, 0);
143 gaw_color3f(0, 0, 1);
145 gaw_color3f(1, 1, 0);
149 gaw_viewport(0, 0, win_width, win_height);
152 static void draw_grid(void)
154 gaw_begin(GAW_LINES);
155 gaw_color3f(0.5, 0, 0);
156 gaw_vertex4f(0, 0, 0, 1);
157 gaw_vertex4f(-1, 0, 0, 0);
158 gaw_vertex4f(0, 0, 0, 1);
159 gaw_vertex4f(1, 0, 0, 0);
160 gaw_color3f(0, 0.5, 0);
161 gaw_vertex4f(0, 0, 0, 1);
162 gaw_vertex4f(0, 0, -1, 0);
163 gaw_vertex4f(0, 0, 0, 1);
164 gaw_vertex4f(0, 0, 1, 0);
168 static void mdl_reshape(int x, int y)
170 float aspect = (float)x / (float)(y - TOOLBAR_HEIGHT);
172 gaw_matrix_mode(GAW_PROJECTION);
174 gaw_perspective(50, aspect, 0.5, 100.0);
176 rtk_resize(toolbar, win_width, TOOLBAR_HEIGHT);
179 static void mdl_keyb(int key, int press)
183 static void mdl_mouse(int bn, int press, int x, int y)
187 static void mdl_motion(int x, int y)
189 int dx = x - mouse_x;
190 int dy = y - mouse_y;
192 if((dx | dy) == 0) return;
195 cam_theta += dx * 0.5f;
196 cam_phi += dy * 0.5f;
197 if(cam_phi < -90) cam_phi = -90;
198 if(cam_phi > 90) cam_phi = 90;
203 cam_dist += dy * 0.1f;
204 if(cam_dist < 0) cam_dist = 0;