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#include "mupdf/fitz-internal.h"
void
fz_eval_function(fz_context *ctx, fz_function *func, float *in_, int inlen, float *out_, int outlen)
{
float fakein[FZ_FN_MAXM];
float fakeout[FZ_FN_MAXN];
float *in = in_;
float *out = out_;
if (inlen < func->m)
{
in = fakein;
memset(in, 0, sizeof(float) * func->m);
memcpy(in, in_, sizeof(float) * inlen);
}
if (outlen < func->n)
{
out = fakeout;
memset(out, 0, sizeof(float) * func->n);
}
else
memset(out, 0, sizeof(float) * outlen);
func->evaluate(ctx, func, in, out);
if (outlen < func->n)
memcpy(out_, out, sizeof(float) * outlen);
}
fz_function *
fz_keep_function(fz_context *ctx, fz_function *func)
{
return (fz_function *)fz_keep_storable(ctx, &func->storable);
}
void
fz_drop_function(fz_context *ctx, fz_function *func)
{
fz_drop_storable(ctx, &func->storable);
}
unsigned int
fz_function_size(fz_function *func)
{
return (func ? func->size : 0);
}
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