piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2024-11-14 05:17:40 -07:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

vectors need to be 64 bit

Browse Source 
or alternatively we might need to normalize them somehow?
This commit is contained in:
Jaklyy 2024-08-17 23:33:49 -04:00
parent 4c9e16d5d4
commit 094af17674
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/GPU3D.cpp
View File

@ -980,8 +980,8 @@ void GPU3D::SubmitPolygon() noexcept
// setup vectors for v0->v2 and v1->v2, with w serving as the z axis
s32 vector0[3] = { v0->Position[0] - v2->Position[0], v0->Position[1] - v2->Position[1], v0->Position[3] - v2->Position[3] };
s32 vector1[3] = { v1->Position[0] - v2->Position[0], v1->Position[1] - v2->Position[1], v1->Position[3] - v2->Position[3] };
s64 vector0[3] = { (s64)v0->Position[0] - v2->Position[0], (s64)v0->Position[1] - v2->Position[1], (s64)v0->Position[3] - v2->Position[3] };
s64 vector1[3] = { (s64)v1->Position[0] - v2->Position[0], (s64)v1->Position[1] - v2->Position[1], (s64)v1->Position[3] - v2->Position[3] };
// if either vector is entirely 0, the polygon is accepted, and the front facing flag is set for the rasterizer
if (((vector0[0] | vector0[1] | vector0[2]) == 0) || ((vector1[0] | vector1[1] | vector1[2]) == 0))