*粒子系统

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libjin/graphics/particles/je_particle.cpp b/src/libjin/graphics/particles/je_particle.cpp
index 761f166..6cab9db 100644
--- a/src/libjin/graphics/particles/je_particle.cpp
+++ b/src/libjin/graphics/particles/je_particle.cpp
@@ -152,7 +152,7 @@ namespace JinEngine
                     if (def->spritesDef.mode == SpriteMode::ANIMATED)
                         spriteIndex = lerp<int>(0, n - 1, t);
                     else
-                        spriteIndex = rng.rand(0, n);
+                        spriteIndex = rng.rand(0, n - 1);
                 }
                 life += dt;
                 alive = life < lifeTime;