*粒子系统

1 files changed, 71 insertions, 0 deletions

diff --git a/src/libjin/Graphics/particle/je_particle.h b/src/libjin/Graphics/particle/je_particle.h
index 474e15b..cb176bb 100644
--- a/src/libjin/Graphics/particle/je_particle.h
+++ b/src/libjin/Graphics/particle/je_particle.h
@@ -10,6 +10,77 @@ namespace JinEngine
 
         class ParticleSystem;
 
+        struct LifeTimeDef
+        {
+            bool enableRandom = false;
+            union
+            {
+                struct
+                {
+                    float min, max; 
+                } random;
+                float life; 
+            } life;
+        };
+
+        struct SpeedOverTimeDef
+        {
+            bool enable = false;
+            bool enableRandom = false;
+            union
+            {
+                struct
+                {
+                    Math::Vector2<float> startFloor;
+                    Math::Vector2<float> startCeil;
+                    Math::Vector2<float> endFloor;
+                    Math::Vector2<float> endCeil;
+                } random;
+                struct
+                {
+                    Math::Vector2<float> start;
+                    Math::Vector2<float> end;
+                } speed;
+            } speed;
+        };
+
+        struct SizeOverTimeDef
+        {
+            bool enable = false;
+            bool enableRandom = false;
+            union {
+                struct {
+                    float startFloor = 1;
+                    float startCeil = 1;
+                    float endFloor = 1;
+                    float endCeil = 1;
+                } random;
+                struct {
+                    float start = 1;
+                    float end = 1;
+                } size;
+            } size;
+        };
+
+        struct ColorOverTime 
+        {
+            bool enable = false;
+            Color colorStart = Color::WHITE;
+            Color colorEnd = Color::WHITE;
+        };
+
+        ///
+        ///
+        ///
+        struct ParticleDef
+        {
+            LifeTimeDef lifeTimeDef;           ///< 
+            // Optional definitions.
+            SpeedOverTimeDef speedOverTimeDef; ///< 
+            SizeOverTimeDef sizeOverTimeDef;   ///< 
+            ColorOverTime colorOverTimeDef;    ///< 
+        };
+
         ///
         /// A single particle contains various properties of particle, such as position, accelaration, color and 
         /// other attributes changed over time.