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Fix big-endian swapping of SORTNORM2 and TMAP2POLY chunks #7791

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Merged
Goober5000 merged 1 commit into from
Sep 19, 2026
+15 −2
Merged

Fix big-endian swapping of SORTNORM2 and TMAP2POLY chunks #7791

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17 changes: 15 additions & 2 deletions code/model/modelread.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5518,6 +5518,19 @@ void swap_bsp_tmap2poly(polymodel* pm, ubyte* p)
{
uint i, nv;
model_tmap_vert* verts;
vec3d* bmin = vp(p + TMAP2_BBOX_MIN);
vec3d* bmax = vp(p + TMAP2_BBOX_MAX);
vec3d* normal = vp(p + TMAP2_NORMAL);

bmin->xyz.x = INTEL_FLOAT(&bmin->xyz.x);
bmin->xyz.y = INTEL_FLOAT(&bmin->xyz.y);
bmin->xyz.z = INTEL_FLOAT(&bmin->xyz.z);
bmax->xyz.x = INTEL_FLOAT(&bmax->xyz.x);
bmax->xyz.y = INTEL_FLOAT(&bmax->xyz.y);
bmax->xyz.z = INTEL_FLOAT(&bmax->xyz.z);
normal->xyz.x = INTEL_FLOAT(&normal->xyz.x);
normal->xyz.y = INTEL_FLOAT(&normal->xyz.y);
normal->xyz.z = INTEL_FLOAT(&normal->xyz.z);

nv = INTEL_INT(uw(p + TMAP2_NVERTS)); // tigital
uw(p + TMAP2_NVERTS) = nv;
Expand Down Expand Up @@ -5597,8 +5610,8 @@ void swap_bsp_sortnorm2(polymodel* pm, ubyte* p)
w(p + 8) = frontlist;
w(p + 12) = backlist;

vec3d* bmin = vp(p + 8); //tigital
vec3d* bmax = vp(p + 20);
vec3d* bmin = vp(p + 16); //tigital
vec3d* bmax = vp(p + 28);

bmin->xyz.x = INTEL_FLOAT(&bmin->xyz.x);
bmin->xyz.y = INTEL_FLOAT(&bmin->xyz.y);
Expand Down
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