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-rw-r--r--scene/resources/particle_process_material.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/scene/resources/particle_process_material.cpp b/scene/resources/particle_process_material.cpp
index 685625ab72..0b65b33240 100644
--- a/scene/resources/particle_process_material.cpp
+++ b/scene/resources/particle_process_material.cpp
@@ -634,7 +634,7 @@ void ParticleProcessMaterial::_update_shader() {
if (emission_shape == EMISSION_SHAPE_RING) {
code += " \n";
code += " float ring_spawn_angle = rand_from_seed(alt_seed) * 2.0 * pi;\n";
- code += " float ring_random_radius = rand_from_seed(alt_seed) * (emission_ring_radius - emission_ring_inner_radius) + emission_ring_inner_radius;\n";
+ code += " float ring_random_radius = sqrt(rand_from_seed(alt_seed) * (emission_ring_radius - emission_ring_inner_radius * emission_ring_inner_radius) + emission_ring_inner_radius * emission_ring_inner_radius);\n";
code += " vec3 axis = emission_ring_axis == vec3(0.0) ? vec3(0.0, 0.0, 1.0) : normalize(emission_ring_axis);\n";
code += " vec3 ortho_axis = vec3(0.0);\n";
code += " if (abs(axis) == vec3(1.0, 0.0, 0.0)) {\n";
@@ -1136,9 +1136,9 @@ void ParticleProcessMaterial::_update_shader() {
code += " if (COLLIDED) emit_count = sub_emitter_amount_at_collision;\n";
} break;
case SUB_EMITTER_AT_END: {
- code += " float unit_delta = DELTA/LIFETIME;\n";
- code += " float end_time = CUSTOM.w * 0.95;\n"; // if we do at the end we might miss it, as it can just get deactivated by emitter
- code += " if (CUSTOM.y < end_time && (CUSTOM.y + unit_delta) >= end_time) emit_count = sub_emitter_amount_at_end;\n";
+ code += " if ((CUSTOM.y / CUSTOM.w * LIFETIME) > (LIFETIME - DELTA)) {\n";
+ code += " emit_count = sub_emitter_amount_at_end;\n";
+ code += " }\n";
} break;
default: {
}