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1.1 ! root 1: /* bitblt routines */ ! 2: #include "jerq.h" ! 3: ! 4: void ! 5: bitblt (sb, r, db, p, f) ! 6: Bitmap *sb, *db; ! 7: Rectangle r; /* in source bitmap */ ! 8: Point p; /* in dest bitmap */ ! 9: Code f; ! 10: { ! 11: int wd = r.corner.x - r.origin.x; ! 12: int ht = r.corner.y - r.origin.y; ! 13: ! 14: if(sb->flag & BI_OFFSCREEN) ! 15: r.origin = sub(r.origin, sb->rect.origin); ! 16: if(db->flag & BI_OFFSCREEN) ! 17: p = sub(p, db->rect.origin); ! 18: #ifdef X11 ! 19: XSetFunction(dpy, gc, f); ! 20: XCopyArea(dpy, sb->dr, db->dr, gc, r.origin.x, r.origin.y, ! 21: wd, ht, p.x, p.y); ! 22: #endif X11 ! 23: #ifdef SUNTOOLS ! 24: if(sb->flag & BI_OFFSCREEN){ ! 25: if(db->flag & BI_OFFSCREEN) /* pr to pr */ ! 26: pr_rop((Pixrect *)db->dr, p.x, p.y, wd, ht, f, ! 27: (Pixrect *)sb->dr, r.origin.x, r.origin.y); ! 28: else /* pr to pw */ ! 29: pw_write((Pixwin *)db->dr, p.x, p.y, wd, ht, f, ! 30: (Pixrect *)sb->dr, r.origin.x, r.origin.y); ! 31: } ! 32: else{ ! 33: if(db->flag & BI_OFFSCREEN) /* pw to pr */ ! 34: pw_read((Pixrect *)db->dr, p.x, p.y, wd, ht, f, ! 35: (Pixwin *)sb->dr, r.origin.x, r.origin.y); ! 36: else /* pw to pw */ ! 37: pw_copy((Pixwin *)db->dr, p.x, p.y, wd, ht, f, ! 38: (Pixwin *)sb->dr, r.origin.x, r.origin.y); ! 39: } ! 40: #endif SUNTOOLS ! 41: } ! 42: ! 43: void ! 44: point (b, p, f) ! 45: Bitmap *b; ! 46: Point p; ! 47: Code f; ! 48: { ! 49: int i; ! 50: ! 51: if(b->flag & BI_OFFSCREEN) ! 52: p = sub(p, b->rect.origin); ! 53: #ifdef X11 ! 54: XSetFunction(dpy, gc, f); ! 55: XDrawPoint(dpy, b->dr, gc, p.x, p.y); ! 56: #endif X11 ! 57: #ifdef SUNTOOLS ! 58: switch(f){ ! 59: case F_STORE: ! 60: case F_OR: ! 61: if(b->flag & BI_OFFSCREEN) ! 62: pr_put((Pixrect *)b->dr, p.x, p.y, 1); ! 63: else ! 64: pw_put((Pixwin *)b->dr, p.x, p.y, 1); ! 65: break; ! 66: case F_CLR: ! 67: if(b->flag & BI_OFFSCREEN) ! 68: pr_put((Pixrect *)b->dr, p.x, p.y, 0); ! 69: else ! 70: pw_put((Pixwin *)b->dr, p.x, p.y, 0); ! 71: break; ! 72: case F_XOR: ! 73: if(b->flag & BI_OFFSCREEN) { ! 74: i = pr_get((Pixrect *)b->dr,p.x,p.y); ! 75: pr_put((Pixrect *)b->dr, p.x, p.y, !i); ! 76: } else { ! 77: i = pw_get((Pixwin *)b->dr,p.x,p.y); ! 78: pw_put((Pixwin *)b->dr, p.x, p.y, !i); ! 79: } ! 80: break; ! 81: } ! 82: #endif SUNTOOLS ! 83: } ! 84: ! 85: void ! 86: rectf (b, r, f) ! 87: Bitmap *b; ! 88: Rectangle r; ! 89: Code f; ! 90: { ! 91: Point diff; ! 92: ! 93: diff = sub(r.corner, r.origin); ! 94: if(b->flag & BI_OFFSCREEN) ! 95: r.origin = sub(r.origin, b->rect.origin); ! 96: #ifdef X11 ! 97: XSetFunction(dpy, gc, f); ! 98: XFillRectangle(dpy, b->dr, gc,r.origin.x,r.origin.y,diff.x,diff.y); ! 99: #endif X11 ! 100: #ifdef SUNTOOLS ! 101: switch(f){ ! 102: case F_STORE: ! 103: case F_OR: ! 104: f = PIX_NOT(PIX_SRC); ! 105: break; ! 106: case F_CLR: ! 107: f = PIX_SRC; ! 108: break; ! 109: case F_XOR: ! 110: f = PIX_NOT(PIX_SRC) ^ PIX_DST; ! 111: break; ! 112: } ! 113: if(b->flag & BI_OFFSCREEN) ! 114: pr_rop((Pixrect *)b->dr, r.origin.x, r.origin.y, ! 115: diff.x, diff.y, f, 0, 0, 0); ! 116: else ! 117: pw_write((Pixwin *)b->dr, r.origin.x, r.origin.y, ! 118: diff.x, diff.y, f, 0, 0, 0); ! 119: #endif SUNTOOLS ! 120: } ! 121: ! 122: screenswap (bp, rect, screenrect) ! 123: register Bitmap *bp; ! 124: Rectangle rect; ! 125: Rectangle screenrect; ! 126: { ! 127: bitblt(&display, screenrect, bp, rect.origin, F_XOR); ! 128: bitblt(bp, rect, &display, screenrect.origin, F_XOR); ! 129: bitblt(&display, screenrect, bp, rect.origin, F_XOR); ! 130: } ! 131: ! 132: void ! 133: segment (b, p, q, f) ! 134: Bitmap *b; ! 135: Point p, q; ! 136: Code f; ! 137: { ! 138: int i; ! 139: ! 140: if(b->flag & BI_OFFSCREEN){ ! 141: p = sub(p, b->rect.origin); ! 142: q = sub(q, b->rect.origin); ! 143: } ! 144: #ifdef X11 ! 145: XSetFunction(dpy, gc, f); ! 146: XDrawLine(dpy, b->dr, gc, p.x, p.y, q.x, q.y); ! 147: #endif X11 ! 148: #ifdef SUNTOOLS ! 149: /* Blit compatability - don't set the last pixel */ ! 150: if(b->flag & BI_OFFSCREEN){ ! 151: i = pr_get((Pixrect *)b->dr,q.x,q.y); ! 152: pr_vector((Pixrect *)b->dr, p.x, p.y, q.x, q.y, f, 1); ! 153: pr_put((Pixrect *)b->dr, q.x, q.y, i); ! 154: } ! 155: else{ ! 156: i = pw_get((Pixwin *)b->dr,q.x,q.y); ! 157: pw_vector((Pixwin *)b->dr, p.x, p.y, q.x, q.y, f, 1); ! 158: pw_put((Pixwin *)b->dr, q.x, q.y, i); ! 159: } ! 160: #endif SUNTOOLS ! 161: } ! 162: ! 163: void ! 164: texture (b, r, tile, f) ! 165: Bitmap *b; ! 166: Rectangle r; ! 167: Texture *tile; ! 168: Code f; ! 169: { ! 170: #ifdef SUNTOOLS ! 171: extern struct pixrectops mem_ops; ! 172: static struct mpr_data d = ! 173: {mpr_linebytes(16,1), (short *)0, {0, 0}, 0, 0}; ! 174: static struct pixrect textrect = {&mem_ops, 16, 16, 1, (caddr_t)&d}; ! 175: #endif SUNTOOLS ! 176: Point diff; ! 177: ! 178: diff = sub(r.cor, r.org); ! 179: if (b->flag & BI_OFFSCREEN) ! 180: r.org = sub(r.org, b->rect.org); ! 181: #ifdef X11 ! 182: XSetFunction(dpy, gc, f); ! 183: XSetFillStyle(dpy, gc, FillTiled); ! 184: XSetTile(dpy, gc, *tile); ! 185: XFillRectangle(dpy, b->dr, gc, r.org.x, r.org.y, diff.x, diff.y); ! 186: XSetFillStyle(dpy, gc, FillSolid); ! 187: #endif X11 ! 188: #ifdef SUNTOOLS ! 189: d.md_image = *tile; ! 190: if(b->flag & BI_OFFSCREEN) ! 191: pr_replrop((Pixrect *)b->dr, r.origin.x, r.origin.y, ! 192: diff.x, diff.y, f, &textrect, r.origin.x, r.origin.y); ! 193: else ! 194: pw_replrop((Pixwin *)b->dr, r.origin.x, r.origin.y, ! 195: diff.x, diff.y, f, &textrect, r.origin.x, r.origin.y); ! 196: #endif SUNTOOLS ! 197: } ! 198: ! 199: void ! 200: texture32 (b, r, tile, c) ! 201: Bitmap *b; ! 202: Rectangle r; ! 203: Texture32 *tile; ! 204: Code c; ! 205: { ! 206: #ifdef SUNTOOLS ! 207: extern struct pixrectops mem_ops; ! 208: static struct mpr_data d = ! 209: {mpr_linebytes(32,1), (short *)0, {0, 0}, 0, 0}; ! 210: static struct pixrect textrect32 = ! 211: {&mem_ops, 32, 32, 1, (caddr_t)&d}; ! 212: #endif SUNTOOLS ! 213: Point diff; ! 214: ! 215: diff = sub(r.cor, r.org); ! 216: if (b->flag & BI_OFFSCREEN) ! 217: r.org = sub(r.org, b->rect.org); ! 218: #ifdef X11 ! 219: XSetFunction(dpy, gc, c); ! 220: XSetFillStyle(dpy, gc, FillTiled); ! 221: XSetTile(dpy, gc, *tile); ! 222: XFillRectangle(dpy, b->dr, gc, r.org.x, r.org.y, diff.x, diff.y); ! 223: XSetFillStyle(dpy, gc, FillSolid); ! 224: #endif X11 ! 225: #ifdef SUNTOOLS ! 226: d.md_image = (short *)*tile; ! 227: if(b->flag & BI_OFFSCREEN) ! 228: pr_replrop((Pixrect *)b->dr, r.origin.x, r.origin.y, ! 229: diff.x, diff.y, c, &textrect32, r.origin.x, r.origin.y); ! 230: else ! 231: pw_replrop((Pixwin *)b->dr, r.origin.x, r.origin.y, ! 232: diff.x, diff.y, c, &textrect32, r.origin.x, r.origin.y); ! 233: #endif SUNTOOLS ! 234: }
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