1 /* Project 16 Source Code~
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2 * Copyright (C) 2012-2017 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
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4 * This file is part of Project 16.
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6 * Project 16 is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 3 of the License, or
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9 * (at your option) any later version.
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11 * Project 16 is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>, or
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18 * write to the Free Software Foundation, Inc., 51 Franklin Street,
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19 * Fifth Floor, Boston, MA 02110-1301 USA.
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23 #include <hw/cpu/cpu.h>
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24 #include <hw/dos/dos.h>
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25 #include <hw/vga/vga.h>
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26 #include <hw/vga/vrl.h>
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28 #include "src/tesuto.h"
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30 //#define FILENAME_1 "data/aconita.vrl"
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31 //#define FILENAME_2 "data/aconita.pal"
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32 #define FILENAME_1 "data/spri/chikyuu.vrl"
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33 #define FILENAME_2 "data/spri/chikyuu.pal"
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39 map_t map;//junk var
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41 int main(int argc,char **argv)
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43 static global_game_variables_t gvar;
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44 struct vrl1_vgax_header *vrl_header;
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45 vrl1_vgax_offset_t *vrl_lineoffs;
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46 unsigned char *buffer;
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50 char *bakapee1,*bakapee2;
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52 boolean anim=1,noanim=0,zerostoppause=1;
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54 bakapee1=malloc(64);
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55 bakapee2=malloc(64);
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58 //fprintf(stderr,"drawvrl <VRL file> <palette file>\n palette file optional\n");
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59 bakapee1 = FILENAME_1;//"data/aconita.vrl";
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60 bakapee2 = FILENAME_2;//"data/aconita.pal";
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63 if(argv[1]) bakapee1 = argv[1];
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64 if(argv[2]) bakapee2 = argv[2];
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67 fd = open(bakapee1,O_RDONLY|O_BINARY);
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69 fprintf(stderr,"Unable to open '%s'\n", bakapee1);
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73 unsigned long sz = lseek(fd,0,SEEK_END);
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74 if (sz < sizeof(*vrl_header)) return 1;
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75 if (sz >= 65535UL) return 1;
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77 bufsz = (unsigned int)sz;
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78 buffer = malloc(bufsz);
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79 if (buffer == NULL) return 1;
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81 lseek(fd,0,SEEK_SET);
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82 if ((unsigned int)read(fd,buffer,bufsz) < bufsz) return 1;
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84 vrl_header = (struct vrl1_vgax_header*)buffer;
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85 if (memcmp(vrl_header->vrl_sig,"VRL1",4) || memcmp(vrl_header->fmt_sig,"VGAX",4)) return 1;
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86 if (vrl_header->width == 0 || vrl_header->height == 0) return 1;
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92 printf("VGA probe failed\n");
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95 VGAmodeX(1, 1, &gvar);
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96 modexPalUpdate0(gvar.video.palette);
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98 /* load color palette */
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99 VL_LoadPalFile(bakapee2, &gvar.video.palette);
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101 /* preprocess the sprite to generate line offsets */
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102 vrl_lineoffs = vrl1_vgax_genlineoffsets(vrl_header,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));
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103 if (vrl_lineoffs == NULL) return 1;
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106 IN_Default(0,&gvar.player,ctrl_Keyboard1);
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107 EN_initPlayer(&gvar.player, 0, &gvar.video);
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109 /* setup camera and screen~ */
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110 modexHiganbanaPageSetup(&gvar.video);
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111 ZC_MVSetup(&mv, &map, &gvar);
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112 ZC_ShowMV(&mv, gvar.video.sp, 0);
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114 // VL_PatternDraw(video_t *video, word pn, boolean sw, boolean allsw);
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115 VL_PatternDraw(&gvar.video, 0/*gvar.video.sp*/, 0, 1);
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119 /* make distinctive pattern offscreen, render sprite, copy onscreen.
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120 * this time, we render the distinctive pattern to another offscreen location and just copy.
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121 * note this version is much faster too! */
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123 unsigned int i,o,o2;
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125 unsigned int overdraw = 1; // how many pixels to "overdraw" so that moving sprites with edge pixels don't leave streaks.
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126 // if the sprite's edge pixels are clear anyway, you can set this to 0.
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127 VGA_RAM_PTR omemptr;
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130 // VL_PatternDraw(video_t *video, word pn, boolean sw, boolean allsw);
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131 // VL_PatternDraw(&gvar.video, 0, 1, 1);
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133 // DRAWCORNERBOXES;
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135 /* starting coords. note: this technique is limited to x coordinates of multiple of 4 */
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136 x = -(gvar.video.page[0].dx);
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137 y = -(gvar.video.page[0].dy);
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140 omemptr = vga_state.vga_graphics_ram; // save original mem ptr
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142 while(!IN_KeyDown(sc_Escape))
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144 IN_ReadControl(0,&gvar.player);
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145 if(IN_KeyDown(68)){ gvar.kurokku.fpscap=!gvar.kurokku.fpscap; IN_UserInput(1,1); } //f10
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147 if(IN_KeyDown(sc_Space) || zerostoppause) //space
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151 if(!zerostoppause) IN_UserInput(1,1); else zerostoppause=0;
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153 if(IN_KeyDown(sc_R)){
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154 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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155 mv[0].tx = mv[0].ty = mv[1].tx = mv[1].ty = INITTNUM;
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156 VL_ShowPage(&gvar.video.page[gvar.video.sp], 1, 0);
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157 gvar.player[0].enti.q = 1; gvar.player[0].enti.d = 2;
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161 TAIL_FUNCTIONKEYFUNCTIONS0EXE;
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163 if(anim && !noanim)
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165 /* render box bounds. y does not need modification, but x and width must be multiple of 4 */
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166 if (x >= overdraw) rx = (x - overdraw) & (~3);
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167 else rx = -(gvar.video.page[0].dx);
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168 if (y >= overdraw) ry = (y - overdraw);
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169 else ry = -(gvar.video.page[0].dy);
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170 h = vrl_header->height + overdraw + y - ry;
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171 w = (x + vrl_header->width + (overdraw*2) + 3/*round up*/ - rx) & (~3);
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172 if ((rx+w) > gvar.video.page[0].width) w = gvar.video.page[0].width-rx;
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173 if ((ry+h) > gvar.video.page[0].height) h = gvar.video.page[0].height-ry;
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175 /* block copy pattern to where we will draw the sprite */
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176 vga_setup_wm1_block_copy();
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177 o2 = gvar.video.page[0].pagesize+gvar.video.page[1].pagesize;
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178 o = ((uint16_t)gvar.video.page[2].data) + (ry * gvar.video.page[0].stridew) + (rx >> 2); // source offscreen 0x10000UL -
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179 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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180 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
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181 vga_restore_rm0wm0();
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183 /* replace VGA stride with our own and mem ptr. then sprite rendering at this stage is just (0,0) */
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184 vga_state.vga_draw_stride_limit = (gvar.video.page[0].width + 3/*round up*/ - x) >> 2;
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185 vga_state.vga_draw_stride = w >> 2;
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186 vga_state.vga_graphics_ram = omemptr + gvar.video.page[0].pagesize + gvar.video.page[1].pagesize;
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188 /* then the sprite. note modding ram ptr means we just draw to (x&3,0) */
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189 draw_vrl1_vgax_modex(x-rx,y-ry,vrl_header,vrl_lineoffs,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));
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190 //printf("x=%d y=%d rx=%d ry=%d\n", x, y, rx, ry);
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193 vga_state.vga_graphics_ram = omemptr;
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195 /* block copy to visible RAM from offscreen */
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196 vga_setup_wm1_block_copy();
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197 o = gvar.video.page[0].pagesize+gvar.video.page[1].pagesize; // source offscreen
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198 o2 = (ry * gvar.video.page[0].stridew) + (rx >> 2); // dest visible (original stride)
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199 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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200 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */
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201 vga_restore_rm0wm0();
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203 /* restore stride */
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204 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;
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207 x += xdir; y += ydir;
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208 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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210 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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212 //printf("[x%u y%u] [rx%u ry%u] [w%u h%u]\n", x, y, rx, ry, w, h);
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219 //===========================================================================//
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221 ZC_ShowMV(&mv, 0, 0);
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223 /* another handy "demo" effect using VGA write mode 1.
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224 * we can take what's on screen and vertically squash it like an old analog TV set turning off. */
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226 unsigned int blank_line_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height * 2);
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227 unsigned int copy_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height);
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228 unsigned int display_ofs = 0x0000;
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229 unsigned int i,y,soh,doh,dstart;
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230 unsigned int dh_blankfill = 8;
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231 unsigned int dh_step = 8;
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232 uint32_t sh,dh,yf,ystep;
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234 /* copy active display (0) to offscreen buffer (0x4000) */
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235 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;
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236 vga_setup_wm1_block_copy();
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237 vga_wm1_mem_block_copy(copy_ofs,display_ofs,gvar.video.page[0].stridew * gvar.video.page[0].height);
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238 vga_restore_rm0wm0();
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240 /* need a blank line as well */
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241 for (i=0;i < gvar.video.page[0].stridew;i++) vga_state.vga_graphics_ram[i+blank_line_ofs] = 0;
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243 sh = dh = gvar.video.page[0].height;
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244 while (dh >= dh_step) {
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245 /* stop animating if the user hits ENTER */
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247 if (getch() == 13) break;
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250 /* wait for vsync end */
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251 if(gvar.kurokku.fpscap)
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252 vga_wait_for_vsync_end();
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254 /* what scalefactor to use for stretching? */
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255 ystep = (0x10000UL * sh) / dh;
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256 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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262 /* for performance, keep VGA in write mode 1 the entire render */
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263 vga_setup_wm1_block_copy();
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266 if (dstart >= dh_blankfill) y = dstart - dh_blankfill;
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268 doh = gvar.video.page[0].stridew * y;
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270 while (y < dstart) {
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271 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);
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272 doh += gvar.video.page[0].stridew;
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277 while (y < (dh+dstart)) {
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278 soh = copy_ofs + ((yf >> 16UL) * gvar.video.page[0].stridew);
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279 vga_wm1_mem_block_copy(doh,soh,gvar.video.page[0].stridew);
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280 doh += gvar.video.page[0].stridew;
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286 while (y < gvar.video.page[0].height && y < (dh+dstart+dh_blankfill)) {
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287 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);
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288 doh += gvar.video.page[0].stridew;
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293 vga_restore_rm0wm0();
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295 /* wait for vsync */
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296 if(gvar.kurokku.fpscap)
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297 vga_wait_for_vsync();
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299 /* make it shrink */
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301 if (dh < 40) dh_step = 1;
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306 VGAmodeX(0, 1, &gvar);
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307 free(vrl_lineoffs);
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313 printf("\nProject 16 0.exe. This is just a test file!\n");
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314 printf("version %s\n", VERSION);
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316 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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317 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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