add game&rawdata

gamedata/shaders/r3/fluid_advect_vel.ps

@@ -0,0 +1,21 @@
+#include "fluid_common.h"
+
+float GravityBuoyancy;
+
+//////////////////////////////////////////////////////////////////////////////////////////
+//	Pixel
+float4 main( p_fluidsim input ) : SV_Target
+{
+    float3 npos = GetAdvectedPosTexCoords(input);
+
+	float4 Velocity = Texture_velocity0.SampleLevel( samLinear, npos, 0) * modulate;
+
+#ifdef	USE_GRAVITY
+
+	float Dencity = Texture_color.SampleLevel( samLinear, npos, 0);
+	Velocity.y += Dencity * GravityBuoyancy;
+
+#endif	//	USE_GRAVITY
+
+	return Velocity;
+}