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add 'angle_spread' property

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This commit is contained in:
MihailRis 2024-12-23 16:04:48 +03:00
parent 90b1f63406
commit c6de7f62fe
5 changed files with 28 additions and 4 deletions
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7
src/graphics/render/Emitter.cpp
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@ -23,8 +23,9 @@ Emitter::Emitter(
texture(texture),
count(count),
preset(std::move(preset)) {
random.setSeed(rand());
this->prototype.emitter = this;
timer = preset.spawnInterval;
timer = preset.spawnInterval * random.randFloat();
}
const Texture* Emitter::getTexture() const {
@ -83,6 +84,10 @@ void Emitter::update(
Particle particle = prototype;
particle.emitter = this;
particle.random = random.rand32();
if (glm::abs(preset.angleSpread) >= 0.005f) {
particle.angle =
random.randFloat() * preset.angleSpread * glm::pi<float>() * 2;
}
glm::vec3 spawnOffset = generate_coord(preset.spawnShape);
spawnOffset *= preset.spawnSpread;