1 /**
  2 	@namespace
  3 	
  4 	If a parameter's type is followed by square braces, it means the
  5 	parameter has a default value, therefore setting that parameter is
  6 	optional.
  7 */
  8 c3dl.effects = {};
  9 
 10 /**
 11 	@private
 12 	@constant
 13 */
 14 c3dl.effects.STD_EFFECT = 0;
 15 
 16 
 17 c3dl.effects.SOLID_COLOR = 0;
 18 /**
 19 	Gooch shading is a type of Non-photorealistic rendering (NPR) which is often used
 20 	in technical illustrations since it properly conveys the shape of objects.
 21 
 22 	Warm and cool colors are used to indicate the surface normals and therefore
 23 	the curvature of the object.<br /><br />
 24 
 25 	<b>Parameters</b><br />
 26 	warmColor {Array} [0.5, 0.5, 0.0] Fragments closer to active light are colored using the warm color.<br />
 27 	coolColor {Array} [0.0, 0.0, 1.0] Fragments farther from the active light are colored using the cool color.<br />
 28 	surfaceColor {Array} [0.1, 0.1, 0.1] Base surface color.<br />
 29 
 30 	@constant
 31 */
 32 c3dl.effects.GOOCH = 0;
 33 
 34 
 35 /**
 36 	The cartoon effect renders objects as if they were cartoons.
 37 	This effect only uses some light information.For positional lights,
 38 	the position is taken into account. For directional lights, the
 39 	direction is taken into account and for spotlights, the position,
 40 	direction and cutoff are taken into account.<br />
 41 	<br />
 42 	
 43 	<b>Parameters</b><br />
 44 	qMap {String} Path of a quantization map.<br />
 45 
 46 	@constant
 47 */
 48 c3dl.effects.CARTOON = 0;
 49 
 50 /**
 51 	Renders objects using sepia color tones. Once the final colors are calculated
 52 	for each fragment, they will be converted to greyscale, and finally multiplied
 53 	by the sepia tone.<br />
 54 	<br />
 55 
 56 	<b>Parameters</b><br />
 57 	color {Array} [1.2, 1.0, 0.8] Sepia tone.
 58 	@constant
 59 */
 60 c3dl.effects.SEPIA = 0;
 61 
 62 /**
 63 	The greyscale effect renders objects using shades of grey. The method which is used to
 64 	convert the colors to greyscale closely matches the NTSC standard to convert colors to
 65 	greyscale. NTC uses (Red * 0.33 + Green * 0.5 + Blue * 0.17).<br />
 66 	<br />
 67 
 68 	<b>Parameters</b><br />
 69 	color {Array} [0.3, 0.6, 0.1] Values closely match the NTSC standard values to convert color 
 70 	to greyscale values. <br />
 71 
 72 	@constant
 73 */
 74 c3dl.effects.GREYSCALE = 0;
 75 
 76 /**
 77 	This constant is an effect and therefore does not need to be
 78 	instantiated. If a geometric object is not explicitly assigned an effect, 
 79 	it will be rendered using this instance effect which is closely matches 
 80 	the fixed function pipepline shaders. Use this if an object was assigned
 81 	an effect, but should then be set back to standard rendering.<br />
 82 	<br />
 83 	This can be passed directly to an object's setEffect.<br />
 84 	<br />
 85 
 86 	<b>Parameters</b><br />
 87 	none
 88 
 89 	@constant
 90 */
 91 c3dl.effects.STANDARD = 1;
 92