1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
#include <unistd.h>
#include "game.h"
#include "game/physics/movement.h"
#include "game/world/bsp.h"
#include "game/world/draw.h"
#include "render/gl_2d.h"
#include "render/gl_3d.h"
#include "render/gl_2d_font.h"
#include "editor/editor.h"
#include "game/assets.h"
#include "game/vars.h"
#include "game/objlist.h"
#include "game/world/map.h"
#include "gui.h"
#include "render/gl_batch.h"
#include "util.h"
GAME_DATA* game_init( GL_DATA* gl ) {
GAME_DATA* game = (GAME_DATA*)malloc( sizeof( GAME_DATA ) );
memset( game, 0, sizeof(GAME_DATA) );
game->gl = gl;
VEC2 screensize = { (F32)gl->canvas_size[0], (F32)gl->canvas_size[1] };
game->shaders.gl2d = gl_2d_init( gl, screensize, "2d" );
game->shaders.gl2d_texcoord = gl_2d_init( gl, screensize, "2d_texcoord" );
game->shaders.gl3d = gl_3d_init( gl, screensize, "3d" );
game_create_batches( game );
assets_init( game );
assets_on_frame( game );
varl = vars_init();
objl = objl_init();
gmove_init( game );
#if IS_EDITOR
game->editor = editor_create( game );
#else
gui_create( game );
game->state.ingame = 1;
#endif
return game;
}
void game_create_batches( GAME_DATA *game ) {
game->render.batch_3d = gl_batch_create( game->gl, game->shaders.gl3d, &gl_3d_batch_setup );
}
#ifdef DEBUG
void game_draw_fpsoverlay( GAME_DATA* game ) {
GL_DATA* gl = game->gl;
char buf[256];
sprintf( buf, "fps: %1.3f (%2.5f ms) %dx%d", gl->fps, gl->frametime, canvas[0], canvas[1] );
VEC2 dim = gl_font_dim( game->assets.font, buf );
gl_font_draw(
game->assets.font,
game->shaders.gl2d_texcoord,
s_tr({ -dim.x - 30.f, dim.y + 5.f }),
buf,
(CLR){ 1.f, 1.f, 1.f, 1.f }
);
}
void game_draw_fontoverlay( GAME_DATA* game ) {
for( U32 i = 0; i < 255; ++i ) {
char str[64];
sprintf( str, "%d:%c", i, (char)i );
gl_font_draw(
game->assets.jpn12,
game->shaders.gl2d_texcoord,
s_tl({ 10.f + ( i % 18 ) * 33,
280.f + floorf( i / 18.f ) * 14.f }),
str,
CLR::WHITE()
);
}
}
#endif
WORLD_MAP* game_load_map( GAME_DATA* game, const char* mapname ) {
WORLD_MAP* m = map_from_file( game, mapname );
if( !m ) {
dlog( "game_load_map() : failed to load file %s", mapname );
return 0;
}
bsp_build_map( m );
objl_load_world( game, m );
game->state.map = m;
return m;
}
void game_unload_map( GAME_DATA* game ) {
map_free( game, game->state.map );
game->state.map = 0;
objl_clear( 1 );
}
void game_draw( GAME_DATA* game ) {
if( !objl->pl || !objl->world ) {
dlog( "game_draw() : no world" );
return;
}
VEC2 window = { 270.f, 25.f };
VEC2 winsize = { 480.f, 360.f };
gl_2d_rect( game->shaders.gl2d, window, winsize, (CLR){ 0.3f, 0.3f, 0.3f, 1.f } );
world_draw( game, objl->world, window, winsize );
}
void game_main_loop( GAME_DATA* game ) {
GL_DATA* gl = game->gl;
GL_SHADER_PROGRAM* gl2d = game->shaders.gl2d;
if( !assets_on_frame( game ) )
return;
gl_beginframe( gl );
gl_2d_frect( gl2d, s_tl(), s_br(), { 0.f, 0.f, 0.f, 1.f } );
player_input( game, objl->pl );
if( game->state.ingame ) {
game_on_tick( game );
game_draw( game );
}
gui_onframe( game );
#ifdef DEBUG
game_draw_fpsoverlay( game );
#endif
if( !OK( gl_endframe( gl ) ) )
exit( 0 );
}
void game_on_tick( GAME_DATA* game ) {
U64 tick = u_tick();
if( tick - game->state.last_tick > (U64)(TICK_INTERVAL * 10000) ) {
player_move( game, objl->pl );
game->state.last_tick = tick;
}
}
void game_destroy( GAME_DATA *game ) {
free( game );
}
|
