Name
cgGetFirstTechnique - get the first technique in an effect
Synopsis
#include <Cg/cg.h>
CGtechnique cgGetFirstTechnique( CGeffect effect );
Parameters
- effect
-
The effect from which to retrieve the first technique.
Return Values
Returns the first CGtechnique object in effect.
Returns NULL if effect contains no techniques or an error occurs.
Description
cgGetFirstTechnique is used to begin iteration over all of the
techniques contained within a effect. See cgGetNextTechnique for
more information.
Examples
Iterating through the techniques in an effect:
CGeffect effect = cgCreateEffectFromFile(context, cgfx_filename, NULL);
CGtechnique technique = cgGetFirstTechnique(effect);
while (technique) {
// Do something with each technique
technique = cgGetNextTechnique(technique);
}
Errors
CG_INVALID_EFFECT_HANDLE_ERROR is generated if effect is not a valid effect.
History
cgGetFirstTechnique was introduced in Cg 1.4.
See Also
cgGetFirstTechniqueAnnotation,
cgGetNamedTechniqueAnnotation,
cgGetNextTechnique,
cgGetNamedTechnique,
cgValidateTechnique,
cgGetPassTechnique,
cgGetTechniqueEffect,
cgGetTechniqueName,
cgIsTechnique
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