|
@@ -8,7 +8,7 @@ Intro
|
|
|
|
|
|
|
|
A simple (but flexible enough for most uses) particle system is
|
|
A simple (but flexible enough for most uses) particle system is
|
|
|
provided. Particle systems are used to simulate complex physical effects
|
|
provided. Particle systems are used to simulate complex physical effects
|
|
|
-tsuch as sparks, fire, magic particles, smoke, mist, magic, etc.
|
|
|
|
|
|
|
+such as sparks, fire, magic particles, smoke, mist, magic, etc.
|
|
|
|
|
|
|
|
The idea is that a "particle" is emitted at a fixed interval and with a
|
|
The idea is that a "particle" is emitted at a fixed interval and with a
|
|
|
fixed lifetime. During his lifetime, every particle will have the same
|
|
fixed lifetime. During his lifetime, every particle will have the same
|
|
@@ -145,7 +145,7 @@ Color phases
|
|
|
Particles can use up to 4 color phases. Each color phase can include
|
|
Particles can use up to 4 color phases. Each color phase can include
|
|
|
transparency.
|
|
transparency.
|
|
|
|
|
|
|
|
-Phases must provide an offset value from 0 to 1, and alays in
|
|
|
|
|
|
|
+Phases must provide an offset value from 0 to 1, and always in
|
|
|
ascending order. For example, a color will begin at offset 0 and end
|
|
ascending order. For example, a color will begin at offset 0 and end
|
|
|
in offset 1, but 4 colors might use different offsets, such as 0, 0.2,
|
|
in offset 1, but 4 colors might use different offsets, such as 0, 0.2,
|
|
|
0.8 and 1.0 for the different phases:
|
|
0.8 and 1.0 for the different phases:
|
|
@@ -252,7 +252,7 @@ creating explosions or sudden bursts of particles:
|
|
|
Randomness
|
|
Randomness
|
|
|
----------
|
|
----------
|
|
|
|
|
|
|
|
-All physics parameters can be randomiez. Random variables go from 0 to
|
|
|
|
|
|
|
+All physics parameters can be randomized. Random variables go from 0 to
|
|
|
1. the formula to randomize a parameter is:
|
|
1. the formula to randomize a parameter is:
|
|
|
|
|
|
|
|
::
|
|
::
|
Rémi Verschelde