diff options
Diffstat (limited to 'servers/rendering/renderer_rd/shaders/particles.glsl')
| -rw-r--r-- | servers/rendering/renderer_rd/shaders/particles.glsl | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/servers/rendering/renderer_rd/shaders/particles.glsl b/servers/rendering/renderer_rd/shaders/particles.glsl index 3a6dd579b9..a609076e2c 100644 --- a/servers/rendering/renderer_rd/shaders/particles.glsl +++ b/servers/rendering/renderer_rd/shaders/particles.glsl @@ -243,8 +243,14 @@ void main() { if (params.trail_size > 1) { if (params.trail_pass) { + if (particle >= params.total_particles * (params.trail_size - 1)) { + return; + } particle += (particle / (params.trail_size - 1)) + 1; } else { + if (particle >= params.total_particles) { + return; + } particle *= params.trail_size; } } @@ -298,12 +304,17 @@ void main() { PARTICLE.flags = PARTICLE_FLAG_TRAILED | ((frame_history.data[0].frame & PARTICLE_FRAME_MASK) << PARTICLE_FRAME_SHIFT); //mark it as trailed, save in which frame it will start PARTICLE.xform = particles.data[src_idx].xform; } - + if (!bool(particles.data[src_idx].flags & PARTICLE_FLAG_ACTIVE)) { + // Disable the entire trail if the parent is no longer active. + PARTICLE.flags = 0; + return; + } if (bool(PARTICLE.flags & PARTICLE_FLAG_TRAILED) && ((PARTICLE.flags >> PARTICLE_FRAME_SHIFT) == (FRAME.frame & PARTICLE_FRAME_MASK))) { //check this is trailed and see if it should start now // we just assume that this is the first frame of the particle, the rest is deterministic PARTICLE.flags = PARTICLE_FLAG_ACTIVE | (particles.data[src_idx].flags & (PARTICLE_FRAME_MASK << PARTICLE_FRAME_SHIFT)); return; //- this appears like it should be correct, but it seems not to be.. wonder why. } + } else { PARTICLE.flags &= ~PARTICLE_FLAG_STARTED; } @@ -462,7 +473,7 @@ void main() { if (any(lessThan(uvw_pos, vec3(0.0))) || any(greaterThan(uvw_pos, vec3(1.0)))) { continue; } - vec3 s = texture(sampler3D(sdf_vec_textures[FRAME.attractors[i].texture_index], material_samplers[SAMPLER_LINEAR_CLAMP]), uvw_pos).xyz * 2.0 - 1.0; + vec3 s = texture(sampler3D(sdf_vec_textures[FRAME.attractors[i].texture_index], material_samplers[SAMPLER_LINEAR_CLAMP]), uvw_pos).xyz * -2.0 + 1.0; dir = mat3(FRAME.attractors[i].transform) * safe_normalize(s); //revert direction amount = length(s); |