TheCloud/panda3d
1
0
Fork 0
mirror of https://github.com/panda3d/panda3d.git synced 2025-09-30 16:58:40 -04:00
Code Issues Packages Projects Releases Wiki Activity

add optional undist_lut parameter to PfmVizzer::project()

Browse Source
This commit is contained in:
David Rose 2014-12-04 17:17:57 -08:00
parent 68306f0c8f
commit 255027b18d
2 changed files with 15 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
panda/src/grutil/pfmVizzer.cxx
View File

@ -54,7 +54,7 @@ PfmVizzer(PfmFile &pfm) : _pfm(pfm) {
// texture image.
////////////////////////////////////////////////////////////////////
void PfmVizzer::
project(const Lens *lens) {
project(const Lens *lens, const PfmFile *undist_lut) {
nassertv(_pfm.is_valid());
static LMatrix4f to_uv(0.5f, 0.0f, 0.0f, 0.0f,
@ -77,7 +77,19 @@ project(const Lens *lens) {
_pfm.set_point4(xi, yi, LVecBase4f(0, 0, 0, 0));
}
} else {
p = to_uv.xform_point(LCAST(PN_float32, film));
// Now the lens gives us coordinates in the range [-1, 1].
// Rescale these to [0, 1].
LPoint3f uvw = film * to_uv;
if (undist_lut != NULL) {
// Apply the undistortion map, if given.
LPoint3f p2;
undist_lut->calc_bilinear_point(p2, uvw[0], 1.0 - uvw[1]);
uvw = p2;
uvw[1] = 1.0 - uvw[1];
}
p = uvw;
}
}
}

2
panda/src/grutil/pfmVizzer.h
View File

@ -36,7 +36,7 @@ PUBLISHED:
INLINE PfmFile &get_pfm();
INLINE const PfmFile &get_pfm() const;
BLOCKING void project(const Lens *lens);
BLOCKING void project(const Lens *lens, const PfmFile *undist_lut = NULL);
BLOCKING void extrude(const Lens *lens);
INLINE void set_vis_inverse(bool vis_inverse);