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Optimize city performance and harden WMO grounding

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Kelsi 2026-02-25 10:22:05 -08:00
parent dd4b72e046
commit 2219ccde51
8 changed files with 196 additions and 55 deletions
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24
src/rendering/character_renderer.cpp
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@ -1310,8 +1310,9 @@ void CharacterRenderer::playAnimation(uint32_t instanceId, uint32_t animationId,
}
void CharacterRenderer::update(float deltaTime, const glm::vec3& cameraPos) {
// Distance culling for animation updates (150 unit radius)
const float animUpdateRadiusSq = 150.0f * 150.0f;
// Distance culling for animation updates in dense areas.
const float animUpdateRadius = static_cast<float>(envSizeOrDefault("WOWEE_CHAR_ANIM_RADIUS", 120));
const float animUpdateRadiusSq = animUpdateRadius * animUpdateRadius;
// Update fade-in opacity
for (auto& [id, inst] : instances) {
@ -1404,6 +1405,7 @@ void CharacterRenderer::update(float deltaTime, const glm::vec3& cameraPos) {
for (auto& pair : instances) {
auto& instance = pair.second;
if (instance.weaponAttachments.empty()) continue;
if (glm::distance2(instance.position, cameraPos) > animUpdateRadiusSq) continue;
glm::mat4 charModelMat = instance.hasOverrideModelMatrix
? instance.overrideModelMatrix
@ -1614,6 +1616,12 @@ void CharacterRenderer::render(VkCommandBuffer cmd, VkDescriptorSet perFrameSet,
if (instances.empty() || !opaquePipeline_) {
return;
}
const float renderRadius = static_cast<float>(envSizeOrDefault("WOWEE_CHAR_RENDER_RADIUS", 130));
const float renderRadiusSq = renderRadius * renderRadius;
const float nearNoConeCullSq = 16.0f * 16.0f;
const float backfaceDotCull = -0.30f;
const glm::vec3 camPos = camera.getPosition();
const glm::vec3 camForward = camera.getForward();
uint32_t frameIndex = vkCtx_->getCurrentFrame();
uint32_t frameSlot = frameIndex % 2u;
@ -1647,6 +1655,18 @@ void CharacterRenderer::render(VkCommandBuffer cmd, VkDescriptorSet perFrameSet,
// Skip invisible instances (e.g., player in first-person mode)
if (!instance.visible) continue;
// Character instance culling: avoid drawing far-away / strongly behind-camera
// actors in dense city scenes.
if (!instance.hasOverrideModelMatrix) {
glm::vec3 toInst = instance.position - camPos;
float distSq = glm::dot(toInst, toInst);
if (distSq > renderRadiusSq) continue;
if (distSq > nearNoConeCullSq) {
float invDist = 1.0f / std::sqrt(distSq);
float facingDot = glm::dot(toInst, camForward) * invDist;
if (facingDot < backfaceDotCull) continue;
}
}
auto modelIt = models.find(instance.modelId);
if (modelIt == models.end()) continue;