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Crashy work in progress toward compression

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This commit is contained in:
Erica Fischer
2023-01-24 09:38:07 -08:00
parent 3addc57bfc
commit f1bffd9de0
4 changed files with 44 additions and 32 deletions
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geometry.cpp
+4 -7
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@@ -24,7 +24,7 @@
static int clip(double *x0, double *y0, double *x1, double *y1, double xmin, double ymin, double xmax, double ymax);
drawvec decode_geometry(FILE *meta, std::atomic<long long> *geompos, int z, unsigned tx, unsigned ty, long long *bbox, unsigned initial_x, unsigned initial_y) {
drawvec decode_geometry(char **meta, int z, unsigned tx, unsigned ty, long long *bbox, unsigned initial_x, unsigned initial_y) {
drawvec out;
bbox[0] = LLONG_MAX;
@@ -37,10 +37,7 @@ drawvec decode_geometry(FILE *meta, std::atomic<long long> *geompos, int z, unsi
while (1) {
draw d;
if (!deserialize_byte_io(meta, &d.op, geompos)) {
fprintf(stderr, "Internal error: Unexpected end of file in geometry\n");
exit(EXIT_IMPOSSIBLE);
}
deserialize_byte(meta, &d.op);
if (d.op == VT_END) {
break;
}
@@ -48,8 +45,8 @@ drawvec decode_geometry(FILE *meta, std::atomic<long long> *geompos, int z, unsi
if (d.op == VT_MOVETO || d.op == VT_LINETO) {
long long dx, dy;
deserialize_long_long_io(meta, &dx, geompos);
deserialize_long_long_io(meta, &dy, geompos);
deserialize_long_long(meta, &dx);
deserialize_long_long(meta, &dy);
wx += dx * (1 << geometry_scale);
wy += dy * (1 << geometry_scale);