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feat: set basic lightmap for xmodels

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This commit is contained in:
LJW-Dev
2026-03-22 21:04:46 +08:00
committed by Jan Laupetin
parent e515ce8588
commit 4e3e0a8ca0
1 changed files with 25 additions and 11 deletions
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src/ObjLoading/Game/T6/BSP/Linker/GfxWorldLinker.cpp
+25 -11
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@@ -198,17 +198,6 @@ namespace BSP
currModel->colorsIndex = 0; currModel->colorsIndex = 0;
currModel->visibility = 0; currModel->visibility = 0;
// setting these to nullptr makes any static/baked lighting go black when not rendered by real-time lighting or in a shadow
// TODO: calculate lighting and store it here
currModel->lmapVertexInfo[0].numLmapVertexColors = 0;
currModel->lmapVertexInfo[0].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[1].numLmapVertexColors = 0;
currModel->lmapVertexInfo[1].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[2].numLmapVertexColors = 0;
currModel->lmapVertexInfo[2].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[3].numLmapVertexColors = 0;
currModel->lmapVertexInfo[3].lmapVertexColors = nullptr;
if (!xModelAsset->IsReference()) if (!xModelAsset->IsReference())
{ {
BSPUtil::calculateXmodelBounds(currModel->model, currModel->placement.axis, currModelInst->mins, currModelInst->maxs); BSPUtil::calculateXmodelBounds(currModel->model, currModel->placement.axis, currModelInst->mins, currModelInst->maxs);
@@ -218,6 +207,21 @@ namespace BSP
currModelInst->maxs.x = (currModelInst->maxs.x * bspModel.scale) + bspModel.origin.x; currModelInst->maxs.x = (currModelInst->maxs.x * bspModel.scale) + bspModel.origin.x;
currModelInst->maxs.y = (currModelInst->maxs.y * bspModel.scale) + bspModel.origin.y; currModelInst->maxs.y = (currModelInst->maxs.y * bspModel.scale) + bspModel.origin.y;
currModelInst->maxs.z = (currModelInst->maxs.z * bspModel.scale) + bspModel.origin.z; currModelInst->maxs.z = (currModelInst->maxs.z * bspModel.scale) + bspModel.origin.z;
for (uint16_t lodIdx = 0; lodIdx < currModel->model->numLods; lodIdx++)
{
uint16_t vertCount = 0;
for (auto surfaceIndex = 0u; surfaceIndex < currModel->model->lodInfo[lodIdx].numsurfs; surfaceIndex++)
{
const auto& surface = currModel->model->surfs[surfaceIndex + currModel->model->lodInfo[lodIdx].surfIndex];
vertCount += surface.vertCount;
}
currModel->lmapVertexInfo[lodIdx].numLmapVertexColors = vertCount;
currModel->lmapVertexInfo[lodIdx].lmapVertexColors = m_memory.Alloc<unsigned int>(vertCount);
// a value of 1 makes shadowed surfaces slightly easier to see
memset(currModel->lmapVertexInfo[lodIdx].lmapVertexColors, 1, sizeof(unsigned int) * vertCount);
}
} }
else else
{ {
@@ -236,6 +240,16 @@ namespace BSP
currModelInst->maxs.y = bspModel.origin.y + 1.0f; currModelInst->maxs.y = bspModel.origin.y + 1.0f;
currModelInst->maxs.z = bspModel.origin.z + 1.0f; currModelInst->maxs.z = bspModel.origin.z + 1.0f;
} }
// setting these to nullptr makes any static/baked lighting go black when not rendered by real-time lighting or in a shadow
currModel->lmapVertexInfo[0].numLmapVertexColors = 0;
currModel->lmapVertexInfo[0].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[1].numLmapVertexColors = 0;
currModel->lmapVertexInfo[1].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[2].numLmapVertexColors = 0;
currModel->lmapVertexInfo[2].lmapVertexColors = nullptr;
currModel->lmapVertexInfo[3].numLmapVertexColors = 0;
currModel->lmapVertexInfo[3].lmapVertexColors = nullptr;
} }
currModelInst->lightingOrigin.x = 0.0f; currModelInst->lightingOrigin.x = 0.0f;
currModelInst->lightingOrigin.y = 0.0f; currModelInst->lightingOrigin.y = 0.0f;