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Skip additive FX batches on attached weapon models

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- filter blendMode >= 3 batches when rendering weapon attachments
- avoids detached flat card artifacts on certain swords while keeping core weapon geometry
This commit is contained in:
Kelsi 2026-02-21 02:52:31 -08:00
parent e81ed3d91b
commit 4f40a0287c
1 changed files with 8 additions and 1 deletions
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9
src/rendering/character_renderer.cpp
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@ -1578,7 +1578,7 @@ void CharacterRenderer::render(const Camera& camera, const glm::mat4& view, cons
// Geoset filtering: skip batches whose submeshId is not in activeGeosets.
// For character models, group 0 (body/scalp) is also filtered so that only
// the correct scalp mesh renders (not all overlapping variants).
for (const auto& batch : gpuModel.data.batches) {
for (const auto& batch : gpuModel.data.batches) {
if (applyGeosetFilter) {
if (instance.activeGeosets.find(batch.submeshId) == instance.activeGeosets.end()) {
continue;
@ -1600,6 +1600,13 @@ void CharacterRenderer::render(const Camera& camera, const glm::mat4& view, cons
blendMode = gpuModel.data.materials[batch.materialIndex].blendMode;
materialFlags = gpuModel.data.materials[batch.materialIndex].flags;
}
// Attached weapon models can include additive FX/card batches that
// appear as detached flat quads for some swords. Keep core geometry
// and drop FX-style passes for weapon attachments.
if (instance.hasOverrideModelMatrix && blendMode >= 3) {
continue;
}
switch (blendMode) {
case 0: glBlendFunc(GL_ONE, GL_ZERO); break; // Opaque
case 1: glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); break; // AlphaKey