struct nodeInstanceData * nodeInstanceInit(void)
{
struct nodeInstanceData * instance = (struct nodeInstanceData *)malloc(sizeof(struct nodeInstanceData));
VuoRegister(instance, free);
instance->glContext = VuoGlContext_use();
instance->imageRenderer = VuoImageRenderer_make(instance->glContext);
VuoRetain(instance->imageRenderer);
instance->shader = VuoShader_makeUnlitColorShader( VuoColor_makeWithRGBA(1.,1.,1.,1.) );
VuoRetain(instance->shader);
return instance;
}
instance->imageRenderer = VuoImageRenderer_make(instance->glContext);
VuoRetain(instance->imageRenderer);
return instance;
}
void nodeInstanceEvent
(
VuoInstanceData(struct nodeInstanceData *) instance,
VuoInputData(VuoColor, {"default":{"r":1,"g":1,"b":1,"a":1}}) color,
VuoInputData(VuoInteger, {"default":640, "suggestedMin":1, "suggestedStep":32}) width,
VuoInputData(VuoInteger, {"default":480, "suggestedMin":1, "suggestedStep":32}) height,
VuoOutputData(VuoImage) image
)
{
VuoShader shader = VuoShader_makeUnlitColorShader(color);
VuoRetain(shader);
// Render.
*image = VuoImageRenderer_draw((*instance)->imageRenderer, shader, width, height, VuoImageColorDepth_8);
VuoRelease(shader);
}
void nodeInstanceFini(VuoInstanceData(struct nodeInstanceData *) instance)
{
VuoRelease((*instance)->imageRenderer);
VuoGlContext_disuse((*instance)->glContext);
}
