[Hgengine-cvs] SF.net SVN: hgengine:[745] Mercury2/Themes/default/Graphic/FireParticles. vert

[<axl...@us...>]

Revision: 745
          http://hgengine.svn.sourceforge.net/hgengine/?rev=745&view=rev
Author:   axlecrusher
Date:     2010-05-22 19:13:36 +0000 (Sat, 22 May 2010)

Log Message:
-----------
we have to compute the particle's. its no longer updated every frame in the VBO

Modified Paths:
--------------
    Mercury2/Themes/default/Graphic/FireParticles.vert

Modified: Mercury2/Themes/default/Graphic/FireParticles.vert
===================================================================
--- Mercury2/Themes/default/Graphic/FireParticles.vert	2010-05-22 19:12:07 UTC (rev 744)
+++ Mercury2/Themes/default/Graphic/FireParticles.vert	2010-05-22 19:13:36 UTC (rev 745)
@@ -6,6 +6,7 @@
 uniform mat4 HG_ViewMatrix;
 varying vec3 angleC;
 varying vec4 particleData;
+uniform float EmitterTime;
 
 mat4 glRotate(float angle, vec3 axis)
 {
@@ -50,7 +51,8 @@
 
 void main()
 {
- 	particleData = gl_Color; 
+ 	particleData = gl_Color;
+	particleData.x = EmitterTime-particleData.x;
 
 	vec4 pos = vec4(1.0);
 	pos.y = 0.3*(particleData.x*particleData.x) + 1.5*(particleData.x/particleData.y);


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