92 lines
2.2 KiB
C++
Executable File
92 lines
2.2 KiB
C++
Executable File
/**
|
|
* projectM -- Milkdrop-esque visualisation SDK
|
|
* Copyright (C)2003-2004 projectM Team
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
* See 'LICENSE.txt' included within this release
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <cassert>
|
|
#include "fatal.h"
|
|
#include "Common.hpp"
|
|
|
|
#include "CustomWave.hpp"
|
|
#include "Eval.hpp"
|
|
#include "Expr.hpp"
|
|
#include "Param.hpp"
|
|
#include "PerPixelEqn.hpp"
|
|
#include "PerPointEqn.hpp"
|
|
#include <map>
|
|
#include <iostream>
|
|
#include "wipemalloc.h"
|
|
|
|
/* Evaluates a per point equation for the current custom wave given by interface_wave ptr */
|
|
void PerPointEqn::evaluate(int i)
|
|
{
|
|
|
|
float * param_matrix;
|
|
GenExpr * eqn_ptr;
|
|
|
|
// samples = CustomWave::interface_wave->samples;
|
|
|
|
eqn_ptr = gen_expr;
|
|
|
|
if (param->matrix == NULL)
|
|
{
|
|
assert(param->matrix_flag == false);
|
|
(*(float*)param->engine_val) = eqn_ptr->eval_gen_expr(i,-1);
|
|
|
|
|
|
return;
|
|
}
|
|
|
|
else
|
|
{
|
|
param_matrix = (float*)param->matrix;
|
|
|
|
// -1 is because per points only use one dimension
|
|
param_matrix[i] = eqn_ptr->eval_gen_expr(i, -1);
|
|
|
|
|
|
/* Now that this parameter has been referenced with a per
|
|
point equation, we let the evaluator know by setting
|
|
this flag */
|
|
|
|
if (!param->matrix_flag)
|
|
param->matrix_flag = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
PerPointEqn::PerPointEqn(int _index, Param * _param, GenExpr * _gen_expr, int _samples):
|
|
index(_index),
|
|
samples(_samples),
|
|
param(_param),
|
|
gen_expr(_gen_expr)
|
|
|
|
{}
|
|
|
|
|
|
PerPointEqn::~PerPointEqn()
|
|
{
|
|
delete gen_expr;
|
|
}
|