1 #include <hw/cpu/cpu.h>
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2 #include <hw/dos/dos.h>
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3 #include <hw/vga/vga.h>
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4 #include <hw/vga/vrl.h>
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6 #include "src/tesuto.h"
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8 //#define FILENAME_1 "data/aconita.vrl"
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9 //#define FILENAME_2 "data/aconita.pal"
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10 #define FILENAME_1 "data/spri/chikyuu.vrl"
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11 #define FILENAME_2 "data/spri/chikyuu.pal"
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15 static byte palette[768];
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16 player_t player[MaxPlayers];
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19 map_t map;//junk var
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21 int main(int argc,char **argv)
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23 static global_game_variables_t gvar;
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24 struct vrl1_vgax_header *vrl_header;
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25 vrl1_vgax_offset_t *vrl_lineoffs;
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26 unsigned char *buffer;
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30 char *bakapee1,*bakapee2;
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32 boolean anim=1,noanim=0;
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36 bakapee1=malloc(64);
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37 bakapee2=malloc(1024);
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40 //fprintf(stderr,"drawvrl <VRL file> <palette file>\n palette file optional\n");
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41 bakapee1 = FILENAME_1;//"data/aconita.vrl";
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42 bakapee2 = FILENAME_2;//"data/aconita.pal";
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45 if(argv[1]) bakapee1 = argv[1];
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46 if(argv[2]) bakapee2 = argv[2];
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49 fd = open(bakapee1,O_RDONLY|O_BINARY);
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51 fprintf(stderr,"Unable to open '%s'\n", bakapee1);
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55 unsigned long sz = lseek(fd,0,SEEK_END);
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56 if (sz < sizeof(*vrl_header)) return 1;
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57 if (sz >= 65535UL) return 1;
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59 bufsz = (unsigned int)sz;
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60 buffer = malloc(bufsz);
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61 if (buffer == NULL) return 1;
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63 lseek(fd,0,SEEK_SET);
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64 if ((unsigned int)read(fd,buffer,bufsz) < bufsz) return 1;
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66 vrl_header = (struct vrl1_vgax_header*)buffer;
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67 if (memcmp(vrl_header->vrl_sig,"VRL1",4) || memcmp(vrl_header->fmt_sig,"VGAX",4)) return 1;
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68 if (vrl_header->width == 0 || vrl_header->height == 0) return 1;
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74 printf("VGA probe failed\n");
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77 VGAmodeX(1, 1, &gvar);
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79 modexPalUpdate0(palette);
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81 /* load color palette */
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82 VL_LoadPalFile(bakapee2, &palette);
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84 /* preprocess the sprite to generate line offsets */
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85 vrl_lineoffs = vrl1_vgax_genlineoffsets(vrl_header,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));
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86 if (vrl_lineoffs == NULL) return 1;
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89 IN_Default(0,&player,ctrl_Keyboard1);
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90 EN_initplayer(&player, 0);
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92 /* setup camera and screen~ */
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93 modexHiganbanaPageSetup(&gvar.video);
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94 ZC_MVSetup(&mv, &map, &gvar);
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95 //VL_ShowPage(&(gvar.video.page[gvar.video.panp]), 0, 0);
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96 ZC_ShowMV(&mv, 0, 0);
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100 /* make distinctive pattern offscreen, render sprite, copy onscreen.
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101 * this time, we render the distinctive pattern to another offscreen location and just copy.
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102 * note this version is much faster too! */
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104 unsigned int i,o,o2;
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106 unsigned int overdraw = 1; // how many pixels to "overdraw" so that moving sprites with edge pixels don't leave streaks.
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107 // if the sprite's edge pixels are clear anyway, you can set this to 0.
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108 VGA_RAM_PTR omemptr;
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112 /* fill pattern offset with a distinctive pattern */
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113 for (i=0;i < gvar.video.page[0].width;i++) {
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114 o = (i >> 2) + (0x10000UL - (uint16_t)gvar.video.page[0].data);
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115 vga_write_sequencer(0x02/*map mask*/,1 << (i&3));
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116 for (j=0;j < gvar.video.page[0].height;j++,o += gvar.video.page[0].stridew)
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117 vga_state.vga_graphics_ram[o] = (i^j)&15; // VRL samples put all colors in first 15!
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122 /* starting coords. note: this technique is limited to x coordinates of multiple of 4 */
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123 x = -(gvar.video.page[0].dx);
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124 y = -(gvar.video.page[0].dy);
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127 omemptr = vga_state.vga_graphics_ram; // save original mem ptr
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129 while(!IN_KeyDown(sc_Escape))
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131 IN_ReadControl(0,&player);
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132 if(IN_KeyDown(68)){ gvar.kurokku.fpscap=!gvar.kurokku.fpscap; IN_UserInput(1,1); } //f10
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134 if(IN_KeyDown(sc_Space)) //space
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140 if(IN_KeyDown(sc_R)){
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141 gvar.video.page[0].dx=gvar.video.page[0].dy=gvar.video.page[1].dx=gvar.video.page[1].dy=16;
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142 mv[0].tx = mv[0].ty = mv[1].tx = mv[1].ty = INITTNUM;
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143 modexShowPage(&(gvar.video.page[gvar.video.panp]));
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144 player[0].enti.q = 1; player[0].enti.d = 2;
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150 FUNCTIONKEYFUNCTIONS0EXE;
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152 if(anim && !noanim)
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154 /* render box bounds. y does not need modification, but x and width must be multiple of 4 */
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155 if (x >= overdraw) rx = (x - overdraw) & (~3);
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156 else rx = -(gvar.video.page[0].dx);
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157 if (y >= overdraw) ry = (y - overdraw);
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158 else ry = -(gvar.video.page[0].dy);
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159 h = vrl_header->height + overdraw + y - ry;
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160 w = (x + vrl_header->width + (overdraw*2) + 3/*round up*/ - rx) & (~3);
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161 if ((rx+w) > gvar.video.page[0].width) w = gvar.video.page[0].width-rx;
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162 if ((ry+h) > gvar.video.page[0].height) h = gvar.video.page[0].height-ry;
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164 /* block copy pattern to where we will draw the sprite */
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165 vga_setup_wm1_block_copy();
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166 o2 = gvar.video.page[0].pagesize;
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167 o = (0x10000UL - (uint16_t)gvar.video.page[1].data) + (ry * gvar.video.page[0].stridew) + (rx >> 2); // source offscreen
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168 for (i=0;i < h;i++,o += gvar.video.page[0].stridew,o2 += (w >> 2)) vga_wm1_mem_block_copy(o2,o,w >> 2);
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169 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
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170 vga_restore_rm0wm0();
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172 /* replace VGA stride with our own and mem ptr. then sprite rendering at this stage is just (0,0) */
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173 vga_state.vga_draw_stride_limit = (gvar.video.page[0].width + 3/*round up*/ - x) >> 2;
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174 vga_state.vga_draw_stride = w >> 2;
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175 vga_state.vga_graphics_ram = omemptr + gvar.video.page[0].pagesize;
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177 /* then the sprite. note modding ram ptr means we just draw to (x&3,0) */
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178 draw_vrl1_vgax_modex(x-rx,y-ry,vrl_header,vrl_lineoffs,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));
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179 //printf("x=%d y=%d rx=%d ry=%d\n", x, y, rx, ry);
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182 vga_state.vga_graphics_ram = omemptr;
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184 /* block copy to visible RAM from offscreen */
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185 vga_setup_wm1_block_copy();
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186 o = gvar.video.page[0].pagesize; // source offscreen
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187 o2 = (ry * gvar.video.page[0].stridew) + (rx >> 2); // dest visible (original stride)
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188 for (i=0;i < h;i++,o += vga_state.vga_draw_stride,o2 += gvar.video.page[0].stridew) vga_wm1_mem_block_copy(o2,o,w >> 2);
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189 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
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190 vga_restore_rm0wm0();
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192 /* restore stride */
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193 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;
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196 x += xdir; y += ydir;
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197 if ((x + vrl_header->width) >= ((gvar.video.page[0].width + gvar.video.page[0].dx) - 1) || x == -(gvar.video.page[0].dx))
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199 if ((y + vrl_header->height) >= ((gvar.video.page[0].height + gvar.video.page[0].dy) - 1) || y == -(gvar.video.page[0].dy))
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201 //printf("[x%u y%u] [rx%u ry%u] [w%u h%u]\n", x, y, rx, ry, w, h);
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208 //===========================================================================//
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210 //modexShowPage(&(gvar.video.page[0]));
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211 ZC_ShowMV(&mv, 0, 0);
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213 /* another handy "demo" effect using VGA write mode 1.
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214 * we can take what's on screen and vertically squash it like an old analog TV set turning off. */
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216 unsigned int blank_line_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height * 2);
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217 unsigned int copy_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height);
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218 unsigned int display_ofs = 0x0000;
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219 unsigned int i,y,soh,doh,dstart;
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220 unsigned int dh_blankfill = 8;
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221 unsigned int dh_step = 8;
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222 uint32_t sh,dh,yf,ystep;
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224 /* copy active display (0) to offscreen buffer (0x4000) */
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225 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;
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226 vga_setup_wm1_block_copy();
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227 vga_wm1_mem_block_copy(copy_ofs,display_ofs,gvar.video.page[0].stridew * gvar.video.page[0].height);
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228 vga_restore_rm0wm0();
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230 /* need a blank line as well */
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231 for (i=0;i < gvar.video.page[0].stridew;i++) vga_state.vga_graphics_ram[i+blank_line_ofs] = 0;
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233 sh = dh = gvar.video.page[0].height;
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234 while (dh >= dh_step) {
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235 /* stop animating if the user hits ENTER */
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237 if (getch() == 13) break;
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240 /* wait for vsync end */
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241 if(gvar.kurokku.fpscap)
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242 vga_wait_for_vsync_end();
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244 /* what scalefactor to use for stretching? */
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245 ystep = (0x10000UL * sh) / dh;
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246 dstart = (gvar.video.page[0].height - dh) / 2; // center the squash effect on screen, otherwise it would squash to top of screen
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252 /* for performance, keep VGA in write mode 1 the entire render */
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253 vga_setup_wm1_block_copy();
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256 if (dstart >= dh_blankfill) y = dstart - dh_blankfill;
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258 doh = gvar.video.page[0].stridew * y;
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260 while (y < dstart) {
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261 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);
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262 doh += gvar.video.page[0].stridew;
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267 while (y < (dh+dstart)) {
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268 soh = copy_ofs + ((yf >> 16UL) * gvar.video.page[0].stridew);
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269 vga_wm1_mem_block_copy(doh,soh,gvar.video.page[0].stridew);
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270 doh += gvar.video.page[0].stridew;
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276 while (y < gvar.video.page[0].height && y < (dh+dstart+dh_blankfill)) {
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277 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);
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278 doh += gvar.video.page[0].stridew;
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283 vga_restore_rm0wm0();
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285 /* wait for vsync */
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286 if(gvar.kurokku.fpscap)
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287 vga_wait_for_vsync();
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289 /* make it shrink */
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291 if (dh < 40) dh_step = 1;
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296 VGAmodeX(0, 1, &gvar);
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297 free(vrl_lineoffs);
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303 printf("\nProject 16 0.exe. This is just a test file!\n");
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304 printf("version %s\n", VERSION);
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306 printf("mv 0\n- tx=%d ty=%d dx=%d dy=%d\n", mv[0].tx, mv[0].ty, gvar.video.page[0].dx, gvar.video.page[0].dy);
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307 printf("mv 1\n- tx=%d ty=%d dx=%d dy=%d\n", mv[1].tx, mv[1].ty, gvar.video.page[1].dx, gvar.video.page[1].dy);
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