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Fix NPC body parts by skipping batches with fallback texture

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M2 humanoid models have duplicate body meshes - one set for baked textures
and another for skin compositing. Skip body part batches (group 0) that
resolve to white/fallback texture to avoid rendering the wrong set.
This commit is contained in:
Kelsi 2026-02-05 23:44:45 -08:00
parent c053631c7a
commit ec937bc6d3
1 changed files with 17 additions and 13 deletions
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30
src/rendering/character_renderer.cpp
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@ -1217,21 +1217,10 @@ void CharacterRenderer::render(const Camera& camera, const glm::mat4& view, cons
// Draw batches (submeshes) with per-batch textures
// Geoset filtering: Group = submeshId / 100, Variation = submeshId % 100
// Group 0 (body parts): always render all (0-99 are different body parts, not variations)
// Group 0 (body parts): render if texture is valid (skip duplicates with white/fallback texture)
// Other groups: render only if exact submeshId is in activeGeosets
for (const auto& batch : gpuModel.data.batches) {
if (!instance.activeGeosets.empty()) {
uint16_t group = batch.submeshId / 100;
if (group != 0) {
// Non-body groups: require exact match
if (instance.activeGeosets.find(batch.submeshId) == instance.activeGeosets.end()) {
continue;
}
}
// Group 0 (body): always render
}
// Resolve texture for this batch
// Resolve texture for this batch first (needed for body part filtering)
GLuint texId = whiteTexture;
if (batch.textureIndex < gpuModel.data.textureLookup.size()) {
uint16_t lookupIdx = gpuModel.data.textureLookup[batch.textureIndex];
@ -1240,6 +1229,21 @@ void CharacterRenderer::render(const Camera& camera, const glm::mat4& view, cons
}
}
if (!instance.activeGeosets.empty()) {
uint16_t group = batch.submeshId / 100;
if (group == 0) {
// Body parts: skip if texture is white/fallback (duplicate mesh for compositing)
if (texId == whiteTexture) {
continue;
}
} else {
// Non-body groups: require exact match in activeGeosets
if (instance.activeGeosets.find(batch.submeshId) == instance.activeGeosets.end()) {
continue;
}
}
}
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texId);