HUD element effects.
| Name | Value | Description |
|---|---|---|
| HUD_EFFECT_NONE | 0 | No effect. |
| HUD_EFFECT_RAMP_UP | 1 | Linear ramp up from color1 to color2. |
| HUD_EFFECT_RAMP_DOWN | 2 | Linear ramp down from color2 to color1. |
| HUD_EFFECT_TRIANGLE | 3 | Linear ramp up and ramp down from color1 through color2 back to color1. |
| HUD_EFFECT_COSINE_UP | 4 | Cosine ramp up from color1 to color2. |
| HUD_EFFECT_COSINE_DOWN | 5 | Cosine ramp down from color2 to color1. |
| HUD_EFFECT_COSINE | 6 | Cosine ramp up and ramp down from color1 through color2 back to color1. |
| HUD_EFFECT_TOGGLE | 7 | Toggle between color1 and color2. |
| HUD_EFFECT_SINE_PULSE | 8 | Sine pulse from color1 through zero to color2. |