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Decompile fn_18865 (CSpriteParticle::sub_B40F30)

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Batch #11997 by Yommy: 0 byte-identical, 1 confirmed by peer review.

- fn_18865 CSpriteParticle::sub_B40F30: logic confirmed by peer review

Peer-reviewed-by: SapitoSucio, Tanke, cremane
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
This commit is contained in:
ragnarok-clanker 2026-11-05 13:19:33 +00:00
commit 07c9d678cc
1 changed files with 23 additions and 13 deletions
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36
Source/Contents/Effects/SpriteParticle.cpp
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@ -94,40 +94,50 @@ void CSpriteParticle::sub_B40F30(char mode) {
this->UpdateFrame();
}
if ((this->life != 0.0f && static_cast<float>(this->unknown_00E8) >= this->life * 60.0f) || !this->sprite || !this->action) {
if (this->life != 0.0f && !(this->life * 60.0f > static_cast<float>(this->unknown_00E8))) {
return;
}
CSprRes* sprite = this->sprite;
if (!sprite) {
return;
}
CActRes* action = this->action;
if (!action) {
return;
}
CGameMode* gameMode = static_cast<CGameMode*>(g_modeMgr.GetGameMode());
const float* view = static_cast<CGameMode*>(g_modeMgr.GetGameMode())->camera->frame.view.values;
float screenX;
float screenY;
float distance;
g_renderer->ProjectViewport(&this->position.x, gameMode->camera->frame.view.values, &screenX, &screenY, &distance);
g_renderer->ProjectViewport(&this->position.x, view, &screenX, &screenY, &distance);
float scaleDistance = g_renderer->ScaleDistance(distance);
if (CRenderObject* renderObject = FindRenderObject(this->unknown_02F4)) {
renderObject->ScaleByFadePulse(scaleDistance);
}
const ActionFrame& frame = this->action->Frame(this->animation, this->frame);
const ActionFrame& frame = action->Frame(this->animation, this->frame);
for (int i = 0; i < frame.cellCount; ++i) {
const SpriteFrameCell& cell = frame.Cell(i);
if (cell.image == -1) {
continue;
}
const SpriteRleImage* image = this->sprite->images[cell.imageType][cell.image];
const SpriteRleImage* image = sprite->images[cell.imageType][cell.image];
SpriteAtlasRecord record{};
CTexture* texture = static_cast<CTexture*>(const_cast<void*>(image->unknown_0008));
if (!texture) {
texture = g_renderer->atlas.Find(image, this->sprite->palette, record);
texture = g_renderer->atlas.Find(image, sprite->palette, record);
if (!texture) {
texture = g_renderer->atlas.Insert(*GetRenderSystemHolder()->system, image, this->sprite->palette, record, g_serviceType, g_resourceReuseDelay);
texture = g_renderer->atlas.Insert(*GetRenderSystemHolder()->system, image, sprite->palette, record, g_serviceType, g_resourceReuseDelay);
}
} else {
record.u0 = 0.0f;
record.v0 = 0.0f;
record.u1 = static_cast<float>(texture->ImageWidth()) / static_cast<float>(texture->TextureWidth());
record.v1 = static_cast<float>(texture->ImageHeight()) / static_cast<float>(texture->TextureHeight());
const CTexture* widthTexture = static_cast<const CTexture*>(image->unknown_0008);
record.u1 = static_cast<float>(widthTexture->ImageWidth()) / static_cast<float>(widthTexture->TextureWidth());
const CTexture* heightTexture = static_cast<const CTexture*>(image->unknown_0008);
record.v1 = static_cast<float>(heightTexture->ImageHeight()) / static_cast<float>(heightTexture->TextureHeight());
}
float u0;
@ -194,8 +204,8 @@ void CSpriteParticle::sub_B40F30(char mode) {
worldScale.SetScale(this->scale, this->scale, 1.0f);
matrix worldRotation;
worldRotation.MakeZRotation(ToRadians(*reinterpret_cast<const float*>(&this->unknown_00C4)));
worldRotation.AppendXRotation(ToRadians(gameMode->camera->camera.pitch));
worldRotation.AppendYRotation(ToRadians(gameMode->camera->camera.yaw));
worldRotation.AppendXRotation(ToRadians(static_cast<CGameMode*>(g_modeMgr.GetGameMode())->camera->camera.pitch));
worldRotation.AppendYRotation(ToRadians(static_cast<CGameMode*>(g_modeMgr.GetGameMode())->camera->camera.yaw));
matrix worldTranslate;
worldTranslate.MakeTranslate(this->position.x, this->position.y, this->position.z);
@ -219,14 +229,14 @@ void CSpriteParticle::sub_B40F30(char mode) {
worldVertices[v].x = finalTransform.values[0] * vx + finalTransform.values[3] * vy + finalTransform.values[6] * vz + finalTransform.values[9];
worldVertices[v].y = finalTransform.values[1] * vx + finalTransform.values[4] * vy + finalTransform.values[7] * vz + finalTransform.values[10];
worldVertices[v].z = finalTransform.values[2] * vx + finalTransform.values[5] * vy + finalTransform.values[8] * vz + finalTransform.values[11];
g_renderer->viewport.Project(&worldVertices[v].x, gameMode->camera->frame.view.values, primitive->vertices[v]);
g_renderer->viewport.Project(&worldVertices[v].x, view, primitive->vertices[v]);
}
if (CRenderObject* renderObject = FindRenderObject(this->unknown_02F4)) {
float offsetX = this->unknown_02C0;
float offsetY = this->unknown_02C4;
CGameActor* actor = static_cast<CGameActor*>(renderObject);
if (actor->Slot55() < 1) {
if (actor->Slot55() <= 0) {
if (this->unknown_02BC != 0) {
float extent[2];
float* p = actor->GetExtent(extent);