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1.1 root 1: #ifndef lint
2: static char *rcsid_put_c = "$Header: put.c,v 10.2 86/02/01 16:21:13 tony Rel $";
3: #endif lint
4: #ifdef sun
5: /*
6: * The Sun X drivers are a product of Sun Microsystems, Inc. and are provided
7: * for unrestricted use provided that this legend is included on all tape
8: * media and as a part of the software program in whole or part. Users
9: * may copy or modify these drivers without charge, but are not authorized
10: * to license or distribute them to anyone else except as part of a product or
11: * program developed by the user.
12: *
13: * THE SUN X DRIVERS ARE PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND
14: * INCLUDING THE WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A
15: * PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE
16: * PRACTICE.
17: *
18: * The Sun X Drivers are provided with no support and without any obligation
19: * on the part of Sun Microsystems, Inc. to assist in their use, correction,
20: * modification or enhancement.
21: *
22: * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
23: * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY THE SUN X
24: * DRIVERS OR ANY PART THEREOF.
25: *
26: * In no event will Sun Microsystems, Inc. be liable for any lost revenue
27: * or profits or other special, indirect and consequential damages, even if
28: * Sun has been advised of the possibility of such damages.
29: *
30: * Sun Microsystems, Inc.
31: * 2550 Garcia Avenue
32: * Mountain View, California 94043
33: */
34:
35: #ifndef lint
36: static char sccsid[] = "@(#)put.c 2.1 86/01/28 Copyright 1986 Sun Micro";
37: #endif
38:
39: /*-
40: * Copyright (c) 1986 by Sun Microsystems, Inc.
41: */
42:
43: /* put.c Perform a raster operation with a source bitmap
44: *
45: * PixmapPut Puts a pixmap up on the screen
46: * PixmapBitsPut Puts a pixmap up on the screen
47: * BitmapBitsPut Puts a pixmap up on the screen
48: *
49: */
50:
51: /*
52: * ToDo:
53: * XYColorPixmap putting & bitsputting
54: */
55:
56: #include "Xsun.h"
57:
58: extern struct pixrect *PixRect;
59:
60: char *Xalloc();
61:
62: PixmapPut (src, srcx, srcy, width, height, dstx, dsty, clips, clipcount,
63: func, zmask)
64: register PIXMAP *src;
65: int srcx, srcy, width, height, dstx, dsty, clipcount, zmask;
66: register int func;
67: CLIP *clips;
68: {
69: struct pixrect *Src;
70: int op = SUN_FROM_X_OP(func);
71: int allmask = -1;
72:
73: SetZmask(PixRect, &zmask);
74: switch (PTYPE(src)) {
75: case BitmapPixmap:
76: {
77: BITMAP *bm = (BITMAP *) src->data;
78: Src = mem_point(bm->width, bm->height, 1, bm->data);
79: do {
80: int cleft, ctop, cwidth, cheight;
81:
82: GetNextClip(clips, cleft, ctop, cwidth, cheight);
83: if (OverLap(cleft, ctop, cwidth, cheight, dstx, dsty, width, height)) {
84: int tleft = (cleft > dstx ? cleft : dstx);
85: int ttop = (ctop > dsty ? ctop : dsty);
86: int twidth = (cleft + cwidth < dstx + width ? cleft + cwidth : dstx + width) - tleft;
87: int theight = (ctop + cheight < dsty + height ? ctop + cheight : dsty + height) - ttop;
88: int sx = (tleft - dstx) + srcx;
89: int sy = (ttop - dsty) + srcy;
90:
91: CheckCursor(tleft, ttop, twidth, theight);
92: CheckCursor(sx, sy, twidth, theight);
93: pr_rop(PixRect, tleft, ttop, twidth, theight, op | PIX_DONTCLIP, Src, sx, sy);
94: }
95: } while (--clipcount > 0);
96: pr_destroy(Src);
97: }
98: break;
99: case ConstantPixmap:
100: /* spread constant from (dstx,dsty) by (width,height) */
101: do {
102: int cleft, ctop, cwidth, cheight;
103:
104: GetNextClip(clips, cleft, ctop, cwidth, cheight);
105: if (OverLap(cleft, ctop, cwidth, cheight, dstx, dsty, width, height)) {
106: int tleft = (cleft > dstx ? cleft : dstx);
107: int ttop = (ctop > dsty ? ctop : dsty);
108: int twidth = (cleft + cwidth < dstx + width ? cleft + cwidth : dstx + width) - tleft;
109: int theight = (ctop + cheight < dsty + height ? ctop + cheight : dsty + height) - ttop;
110: CheckCursor(tleft, ttop, twidth, theight);
111: /* XXX - is this the right tile mode? */
112: pr_rop(PixRect, tleft, ttop, twidth, theight, PIX_SRC | PIX_COLOR(PINVERT(src) ^ (int) src->data), NULL, 0, 0);
113: }
114: } while (--clipcount > 0);
115: break;
116: case ZColorPixmap:
117: Src = mem_point(src->width, src->height, PixRect->pr_depth, src->data);
118: do {
119: int cleft, ctop, cwidth, cheight;
120:
121: GetNextClip(clips, cleft, ctop, cwidth, cheight);
122: if (OverLap(cleft, ctop, cwidth, cheight, dstx, dsty, width, height)) {
123: int tleft = (cleft > dstx ? cleft : dstx);
124: int ttop = (ctop > dsty ? ctop : dsty);
125: int twidth = (cleft + cwidth < dstx + width ? cleft + cwidth : dstx + width) - tleft;
126: int theight = (ctop + cheight < dsty + height ? ctop + cheight : dsty + height) - ttop;
127: int sx = (tleft - dstx) + srcx;
128: int sy = (ttop - dsty) + srcy;
129:
130: CheckCursor(tleft, ttop, twidth, theight);
131: CheckCursor(sx, sy, twidth, theight);
132: pr_rop(PixRect, tleft, ttop, twidth, theight, op | PIX_DONTCLIP, Src, sx, sy);
133: }
134: } while (--clipcount > 0);
135: pr_destroy(Src);
136: break;
137: case XYColorPixmap:
138: /* XXX - not yet implemented - do a plane at a time */
139: break;
140: }
141: RestoreCursor();
142: SetZmask(PixRect, &allmask);
143: }
144:
145:
146: /*ARGSUSED*/
147: PixmapBitsPut (width, height, format, data, xymask, dstx, dsty,
148: clips, clipcount, func, zmask)
149: char *data;
150: int width, height, format, dstx, dsty, clipcount, zmask;
151: BITMAP *xymask;
152: CLIP *clips;
153: int func;
154: {
155: if (PixRect->pr_depth == 1)
156: BitsPut(width, height, data, 1, 0, xymask, dstx, dsty,
157: clips, clipcount, func, zmask, 1);
158: else if (PixRect->pr_depth <= 8)
159: switch (format) {
160: case ZFormat: {
161: char *newdata;
162:
163: if (width&1) {
164: register int i;
165: register char *old = data, *new;
166:
167: new = newdata = (char *) Xalloc((width+1)*height);
168: for (i = 0; i < height; i++) {
169: bcopy(old, new, width);
170: old += width;
171: new += width+1;
172: }
173: } else
174: newdata = data;
175: BitsPut(width, height, newdata, 1, 0, xymask, dstx, dsty,
176: clips, clipcount, func, zmask, PixRect->pr_depth);
177: if (newdata != data)
178: free (newdata);
179: }
180: break;
181: case XYFormat:
182: /* XXX - not yet supported - do one plane at a time */
183: break;
184: }
185: }
186:
187: BitmapBitsPut (width, height, data, fore, back, xymask, dstx, dsty,
188: clips, clipcount, func, zmask)
189: char *data;
190: int width, height, fore, back, dstx, dsty, clipcount, zmask;
191: register BITMAP *xymask;
192: CLIP *clips;
193: register int func;
194: {
195: InvertPixelOrder((short *) data, BitmapSize(width, height) >> 1);
196: BitsPut(width, height, data, fore, back, xymask, dstx, dsty,
197: clips, clipcount, func, zmask, 1);
198: }
199:
200: static
201: BitsPut (width, height, data, fore, back, xymask, dstx, dsty,
202: clips, clipcount, func, zmask, srcdepth)
203: char *data;
204: int width, height, fore, back, dstx, dsty, clipcount, zmask;
205: register BITMAP *xymask;
206: CLIP *clips;
207: register int func;
208: int srcdepth;
209: {
210: struct pixrect *Src;
211: extern char FBMap[];
212: int allmask = -1;
213: int op;
214:
215: if ((PixRect->pr_depth == 1) && !(zmask & 1))
216: return;
217: SetZmask(PixRect, &zmask);
218: if (fore & 1)
219: func += 0x20;
220: if (back & 1)
221: func += 0x10;
222:
223: func = FBMap[func];
224: op = SUN_FROM_X_OP(func);
225:
226: Src = mem_point(width, height, srcdepth, data);
227: if (xymask == NULL) {
228: do {
229: int cleft, ctop, cwidth, cheight;
230:
231: GetNextClip(clips, cleft, ctop, cwidth, cheight);
232: if (OverLap(cleft, ctop, cwidth, cheight, dstx, dsty, width, height)) {
233: int tleft = (cleft > dstx ? cleft : dstx);
234: int ttop = (ctop > dsty ? ctop : dsty);
235: int twidth = (cleft + cwidth < dstx + width ? cleft + cwidth : dstx + width) - tleft;
236: int theight = (ctop + cheight < dsty + height ? ctop + cheight : dsty + height) - ttop;
237: int sx = (tleft - dstx);
238: int sy = (ttop - dsty);
239:
240: CheckCursor(cleft, ctop, cwidth, cheight);
241: pr_rop(PixRect, tleft, ttop, twidth, theight, op | PIX_DONTCLIP, Src, sx, sy);
242: }
243: } while (--clipcount > 0);
244: }
245: else {
246: struct pixrect *stencil;
247:
248: stencil = mem_point(xymask->width, xymask->height, 1, xymask->data);
249: do {
250: int cleft, ctop, cwidth, cheight;
251:
252: GetNextClip(clips, cleft, ctop, cwidth, cheight);
253: if (OverLap(cleft, ctop, cwidth, cheight, dstx, dsty, width, height)) {
254: CheckCursor(cleft, ctop, cwidth, cheight);
255: pr_stencil(PixRect, dstx, dsty, width, height, op,
256: stencil, 0, 0, Src, 0, 0);
257: }
258: } while (--clipcount > 0);
259: pr_destroy(stencil);
260: }
261: RestoreCursor();
262: pr_destroy(Src);
263: SetZmask(PixRect, &allmask);
264: return;
265: }
266: #endif sun
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