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-rw-r--r--otherlibs/graph/make_img.c79
1 files changed, 0 insertions, 79 deletions
diff --git a/otherlibs/graph/make_img.c b/otherlibs/graph/make_img.c
deleted file mode 100644
index 6c9570def7..0000000000
--- a/otherlibs/graph/make_img.c
+++ /dev/null
@@ -1,79 +0,0 @@
-#include "libgraph.h"
-#include "image.h"
-#include <memory.h>
-
-value gr_make_image(m)
- value m;
-{
- int width, height;
- value im;
- Bool has_transp;
- XImage * idata, * imask;
- char * bdata, * bmask;
- int i, j, rgb;
- value line;
- GC gc;
-
- gr_check_open();
- height = Wosize_val(m);
- if (height == 0) return gr_new_image(0, 0);
- width = Wosize_val(Field(m, 0));
- for (i = 1; i < height; i++)
- if (Wosize_val(Field(m, i)) != width)
- gr_fail("make_image: lines of different lengths", NULL);
-
- /* Build an XImage for the data part of the image */
- idata =
- XCreateImage(grdisplay, DefaultVisual(grdisplay, grscreen),
- XDefaultDepth(grdisplay, grscreen),
- ZPixmap, 0, NULL, width, height,
- BitmapPad(grdisplay), 0);
- bdata = (char *) stat_alloc(height * idata->bytes_per_line);
- idata->data = bdata;
- has_transp = False;
-
- for (i = 0; i < height; i++) {
- line = Field(m, i);
- for (j = 0; j < width; j++) {
- rgb = Int_val(Field(line, j));
- if (rgb == Transparent) { has_transp = True; rgb = 0; }
- XPutPixel(idata, j, i, gr_pixel_rgb(rgb));
- }
- }
-
- /* If the matrix contains transparent points,
- build an XImage for the mask part of the image */
- if (has_transp) {
- imask =
- XCreateImage(grdisplay, DefaultVisual(grdisplay, grscreen),
- 1, ZPixmap, 0, NULL, width, height,
- BitmapPad(grdisplay), 0);
- bmask = (char *) stat_alloc(height * imask->bytes_per_line);
- imask->data = bmask;
-
- for (i = 0; i < height; i++) {
- line = Field(m, i);
- for (j = 0; j < width; j++) {
- rgb = Int_val(Field(line, j));
- XPutPixel(imask, j, i, rgb != Transparent);
- }
- }
- }
-
- /* Allocate the image and store the XImages into the Pixmaps */
- im = gr_new_image(width, height);
- gc = XCreateGC(grdisplay, Data_im(im), 0, NULL);
- XPutImage(grdisplay, Data_im(im), gc, idata, 0, 0, 0, 0, width, height);
- XDestroyImage(idata);
- XFreeGC(grdisplay, gc);
- if (has_transp) {
- Mask_im(im) = XCreatePixmap(grdisplay, grwindow.win, width, height, 1);
- gc = XCreateGC(grdisplay, Mask_im(im), 0, NULL);
- XPutImage(grdisplay, Mask_im(im), gc, imask, 0, 0, 0, 0, width, height);
- XDestroyImage(imask);
- XFreeGC(grdisplay, gc);
- }
- XFlush(grdisplay);
- return im;
-}
-