X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=dosdemo;a=blobdiff_plain;f=src%2Fdemo.c;h=2479c424798ed52bdf78263e1c2e290224904899;hp=a9611f61ad49360233b5605e545ff59dc70014fe;hb=HEAD;hpb=2e177fdfa37360798bd6d242fdced89651b4aa77 diff --git a/src/demo.c b/src/demo.c index a9611f6..2479c42 100644 --- a/src/demo.c +++ b/src/demo.c @@ -2,34 +2,122 @@ #include #include #include +#include #include #include #include "demo.h" #include "screen.h" +#include "3dgfx.h" +#include "audio.h" +#include "cfgopt.h" +#include "console.h" +#include "tinyfps.h" +#include "util.h" + +#define MOUSE_TIMEOUT 1200 + +#define GUARD_XPAD 0 +#define GUARD_YPAD 64 + +int fb_width, fb_height, fb_bpp, fb_scan_size; +float fb_aspect; +long fb_size, fb_buf_size; +uint16_t *fb_pixels, *vmem; +uint16_t *fb_buf; -int fb_width = 320; -int fb_height = 240; -int fb_bpp = 16; -void *fb_pixels; unsigned long time_msec; +int mouse_x, mouse_y; +unsigned int mouse_bmask; + +static struct au_module *mod; + +float sball_matrix[] = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1}; + +static unsigned long last_mouse_move; +static int prev_mx, prev_my, mouse_dx, mouse_dy; +static unsigned int bmask_diff, prev_bmask; static unsigned long nframes; +static int con_active; + +extern uint16_t loading_pixels[]; /* data.asm */ int demo_init(int argc, char **argv) { + if(demo_init1(argc, argv) == -1) { + return -1; + } + if(demo_init2() == -1) { + return -1; + } + return 0; +} + +static struct screen *scr; + +int demo_init1(int argc, char **argv) +{ + char *env; + + if(load_config("demo.cfg") == -1) { + return -1; + } + if((env = getenv("START_SCR"))) { + opt.start_scr = env; + } + if(parse_args(argc, argv) == -1) { + return -1; + } + return 0; +} + +int demo_init2(void) +{ + con_init(); + initFpsFonts(); + + if(g3d_init() == -1) { + return -1; + } + g3d_framebuffer(FB_WIDTH, FB_HEIGHT, fb_pixels); + + if(opt.music) { + if(!(mod = au_load_module("data/test.mod"))) { + return -1; + } + } + if(scr_init() == -1) { return -1; } - scr_change(scr_lookup("tunnel"), 4000); + + if(opt.start_scr) { + scr = scr_lookup(opt.start_scr); + } else { + scr = scr_screen(0); + } + + if(!scr || scr_change(scr, 4000) == -1) { + fprintf(stderr, "screen %s not found\n", opt.start_scr ? opt.start_scr : "0"); + return -1; + } /* clear the framebuffer at least once */ - memset(fb_pixels, 0, fb_width * fb_height * fb_bpp / CHAR_BIT); + memset(fb_pixels, 0, FB_WIDTH * FB_HEIGHT * FB_BPP / CHAR_BIT); + + if(opt.music) { + au_play_module(mod); + } return 0; } void demo_cleanup(void) { + if(opt.music) { + au_free_module(mod); + } scr_shutdown(); + g3d_destroy(); if(time_msec) { float fps = (float)nframes / ((float)time_msec / 1000.0f); @@ -37,24 +125,180 @@ void demo_cleanup(void) } } +int demo_resizefb(int width, int height, int bpp) +{ + int newsz, new_scansz; + + if(!width || !height || !bpp) { + free(fb_buf); + fb_buf = fb_pixels = 0; + fb_size = fb_buf_size = fb_scan_size = 0; + fb_width = fb_height = fb_bpp = 0; + return 0; + } + + new_scansz = ((width + GUARD_XPAD * 2) * bpp + 7) / 8; + newsz = (height + GUARD_YPAD * 2) * new_scansz; + + if(!fb_buf || newsz > fb_buf_size) { + void *tmp = malloc(newsz); + if(!tmp) return -1; + + free(fb_buf); + fb_buf = tmp; + fb_buf_size = newsz; + } + + fb_scan_size = new_scansz; + fb_pixels = (uint16_t*)((char*)fb_buf + GUARD_YPAD * fb_scan_size + (GUARD_XPAD * bpp + 7) / 8); + fb_width = width; + fb_height = height; + fb_bpp = bpp; + fb_size = fb_scan_size * fb_height; + + fb_aspect = (float)fb_width / (float)fb_height; + + return 0; +} + + void demo_draw(void) { + if(opt.mouse) { + mouse_dx = mouse_x - prev_mx; + mouse_dy = mouse_y - prev_my; + prev_mx = mouse_x; + prev_my = mouse_y; + bmask_diff = mouse_bmask ^ prev_bmask; + prev_bmask = mouse_bmask; + if(mouse_dx | mouse_dy) { + last_mouse_move = time_msec; + } + } + + if(opt.music) { + au_update(); + } scr_update(); scr_draw(); ++nframes; } -void demo_keyboard(int key, int state) +/* called by swap_buffers just before the actual swap */ +void demo_post_draw(void *pixels) +{ + char buf[32]; + if(opt.dbginfo) { + drawFps(pixels); + if(dbg_curscr_name) { + cs_dputs(pixels, dbg_curscr_name_pos, 240 - 16, dbg_curscr_name); + } + } + + if(con_active) { + con_draw(pixels); + } + + if(opt.mouse && time_msec - last_mouse_move < MOUSE_TIMEOUT) { + cs_mouseptr(pixels, mouse_x, mouse_y); + } +} + +void cs_puts_font(cs_font_func csfont, int sz, void *fb, int x, int y, const char *str) +{ + while(*str) { + int c = *str++; + + if(c > ' ' && c < 128) { + csfont(fb, x, y, c - ' '); + } + x += sz; + } +} + +void change_screen(int idx) +{ + printf("change screen %d\n", idx); + scr_change(scr_screen(idx), 4000); +} + +void demo_keyboard(int key, int press) { - if(state) { + int nscr; + + if(press) { switch(key) { case 27: - demo_quit(); - break; + if(con_active) { + con_stop(); + con_active = 0; + } else { + demo_quit(); + } + return; + + case 127: + debug_break(); + return; + + case '`': + con_active = !con_active; + if(con_active) { + con_start(); + } else { + con_stop(); + } + return; + + case '/': + if(!con_active) { + con_start(); + con_active = con_input('/'); + return; + } default: - break; + if(con_active) { + con_active = con_input(key); + return; + } + + if(key >= '1' && key <= '9' && key <= '1' + scr_num_screens()) { + change_screen(key - '1'); + return; + } else if(key == '0' && scr_num_screens() >= 10) { + change_screen(9); + return; + } + } + + scr_keypress(key); + } +} + + +void mouse_orbit_update(float *theta, float *phi, float *dist) +{ + if(mouse_bmask) { + if(bmask_diff == 0) { + + if(mouse_dx | mouse_dy) { + if(mouse_bmask & MOUSE_BN_LEFT) { + float p = *phi; + *theta += mouse_dx * 1.0; + p += mouse_dy * 1.0; + + if(p < -90) p = -90; + if(p > 90) p = 90; + *phi = p; + } + if(mouse_bmask & MOUSE_BN_RIGHT) { + *dist += mouse_dy * 0.5; + + if(*dist < 0) *dist = 0; + } + } } } }