From e1c2bde0ecfc4b0836370a4230c81bca8d90b351 Mon Sep 17 00:00:00 2001 From: Chaosus Date: Thu, 8 Feb 2018 22:57:10 +0300 Subject: Fix invalid particle movement when time_scale is zero --- drivers/gles3/rasterizer_storage_gles3.cpp | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gles3/rasterizer_storage_gles3.cpp b/drivers/gles3/rasterizer_storage_gles3.cpp index 0fc095a868..66a6e4fdd0 100644 --- a/drivers/gles3/rasterizer_storage_gles3.cpp +++ b/drivers/gles3/rasterizer_storage_gles3.cpp @@ -29,6 +29,7 @@ /*************************************************************************/ #include "rasterizer_storage_gles3.h" +#include "engine.h" #include "project_settings.h" #include "rasterizer_canvas_gles3.h" #include "rasterizer_scene_gles3.h" @@ -5855,6 +5856,8 @@ void RasterizerStorageGLES3::update_particles() { shaders.particles.set_uniform(ParticlesShaderGLES3::EMITTING, particles->emitting); shaders.particles.set_uniform(ParticlesShaderGLES3::RANDOMNESS, particles->randomness); + bool zero_time_scale = Engine::get_singleton()->get_time_scale() <= 0.0; + if (particles->clear && particles->pre_process_time > 0.0) { float frame_time; @@ -5872,7 +5875,15 @@ void RasterizerStorageGLES3::update_particles() { } if (particles->fixed_fps > 0) { - float frame_time = 1.0 / particles->fixed_fps; + float frame_time; + float decr; + if (zero_time_scale) { + frame_time = 0.0; + decr = 1.0 / particles->fixed_fps; + } else { + frame_time = 1.0 / particles->fixed_fps; + decr = frame_time; + } float delta = frame.delta; if (delta > 0.1) { //avoid recursive stalls if fps goes below 10 delta = 0.1; @@ -5883,13 +5894,16 @@ void RasterizerStorageGLES3::update_particles() { while (todo >= frame_time) { _particles_process(particles, frame_time); - todo -= frame_time; + todo -= decr; } particles->frame_remainder = todo; } else { - _particles_process(particles, frame.delta); + if (zero_time_scale) + _particles_process(particles, 0.0); + else + _particles_process(particles, frame.delta); } particle_update_list.remove(particle_update_list.first()); -- cgit v1.2.3