Ensure that particles are processed at least once before being used

This commit is contained in:
clayjohn 2022-12-21 14:06:05 -07:00
parent 2a04b18d37
commit 886cae515c
2 changed files with 9 additions and 4 deletions

View File

@ -1415,6 +1415,7 @@ void ParticlesStorage::update_particles() {
}
bool zero_time_scale = Engine::get_singleton()->get_time_scale() <= 0.0;
bool updated = false;
if (particles->clear && particles->pre_process_time > 0.0) {
double frame_time;
@ -1429,6 +1430,7 @@ void ParticlesStorage::update_particles() {
while (todo >= 0) {
_particles_process(particles, frame_time);
todo -= frame_time;
updated = true;
}
}
@ -1450,9 +1452,10 @@ void ParticlesStorage::update_particles() {
}
double todo = particles->frame_remainder + delta;
while (todo >= frame_time) {
while (todo >= frame_time || (particles->clear && !updated)) {
_particles_process(particles, frame_time);
todo -= decr;
updated = true;
}
particles->frame_remainder = todo;
@ -1460,14 +1463,16 @@ void ParticlesStorage::update_particles() {
} else {
if (zero_time_scale) {
_particles_process(particles, 0.0);
updated = true;
} else {
_particles_process(particles, RendererCompositorRD::singleton->get_frame_delta_time());
updated = true;
}
}
//copy particles to instance buffer
if (particles->draw_order != RS::PARTICLES_DRAW_ORDER_VIEW_DEPTH && particles->transform_align != RS::PARTICLES_TRANSFORM_ALIGN_Z_BILLBOARD && particles->transform_align != RS::PARTICLES_TRANSFORM_ALIGN_Z_BILLBOARD_Y_TO_VELOCITY) {
if (updated && particles->draw_order != RS::PARTICLES_DRAW_ORDER_VIEW_DEPTH && particles->transform_align != RS::PARTICLES_TRANSFORM_ALIGN_Z_BILLBOARD && particles->transform_align != RS::PARTICLES_TRANSFORM_ALIGN_Z_BILLBOARD_Y_TO_VELOCITY) {
//does not need view dependent operation, do copy here
ParticlesShader::CopyPushConstant copy_push_constant;

View File

@ -485,9 +485,9 @@ public:
_FORCE_INLINE_ RID particles_get_instance_buffer_uniform_set(RID p_particles, RID p_shader, uint32_t p_set) {
Particles *particles = particles_owner.get_or_null(p_particles);
ERR_FAIL_COND_V(!particles, RID());
if (particles->particles_transforms_buffer_uniform_set.is_null()) {
if (particles->particles_transforms_buffer_uniform_set.is_null() || !RD::get_singleton()->uniform_set_is_valid(particles->particles_transforms_buffer_uniform_set)) {
_particles_update_buffers(particles);
update_particles();
Vector<RD::Uniform> uniforms;
{