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git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@328 b9cfdab3-6d41-4d17-bbe4-086880011989
This commit is contained in:
NishiOwO
2025-10-14 16:41:38 +00:00
parent c6e267a2b7
commit c30431f166
8 changed files with 237 additions and 34 deletions
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13
src/backend/x11.c
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@@ -370,7 +370,8 @@ MwLLPixmap MwLLCreatePixmap(MwLL handle, unsigned char* data, int width, int hei
r->use_shm = XShmQueryExtension(handle->display) ? 1 : 0;
r->data = malloc(sizeof(unsigned long) * width * height);
XRenderQueryExtension(handle->display, &evbase, &erbase) ? 1 : 0;
r->use_render = XRenderQueryExtension(handle->display, &evbase, &erbase) ? 1 : 0;
r->use_render = 0;
/* FIXME */
r->use_shm = 0;
@@ -477,14 +478,14 @@ void MwLLDrawPixmap(MwLL handle, MwRect* rect, MwLLPixmap pixmap) {
for(y = 0; y < (int)rect->height; y++) {
for(x = 0; x < (int)rect->width; x++) {
double sy = (double)y / rect->height * pixmap->height;
double sx = (double)x / rect->width * pixmap->width;
char* ipx;
char* opx;
int sy = y * pixmap->height / rect->height;
int sx = x * pixmap->width / rect->width;
char* ipx;
char* opx;
sy = (int)sy;
sx = (int)sx;
ipx = &pixmap->image->data[(int)(pixmap->width * sy + sx) * (pixmap->image->bitmap_unit / 8)];
ipx = &pixmap->image->data[(pixmap->width * sy + sx) * (pixmap->image->bitmap_unit / 8)];
opx = &d[(rect->width * y + x) * (pixmap->image->bitmap_unit / 8)];
memcpy(opx, ipx, pixmap->image->bitmap_unit / 8);
}