d3d_light_define_direction - hpgDesigns/hpgdesigns-dev.io GitHub Wiki

Defines a directional light using the given values.

• ind, index of the light
• dx, (dx, dy, dz) are the directional vector in which the light points
• dy
• dz
• col, color of the light

No values are returned from the function.

// Demonstrates defining directional light 0 as pointing directly down with the color yellow.
d3d_light_define_direction(0, 0, 0, -1, c_yellow);

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