mirror of
https://github.com/clementine-player/Clementine
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148 lines
3.8 KiB
C++
Executable File
148 lines
3.8 KiB
C++
Executable File
/**
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* projectM -- Milkdrop-esque visualisation SDK
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* Copyright (C)2003-2004 projectM Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* See 'LICENSE.txt' included within this release
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*
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*/
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/* Library functions to manipulate initial condition values */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "Common.hpp"
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#include "fatal.h"
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#include "Expr.hpp"
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#include "InitCond.hpp"
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#include "Param.hpp"
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#include <map>
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#include "wipemalloc.h"
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#include <cassert>
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#include <iostream>
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char InitCond::init_cond_string_buffer[STRING_BUFFER_SIZE];
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int InitCond::init_cond_string_buffer_index = 0;
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/* Creates a new initial condition */
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InitCond::InitCond( Param * _param, CValue _init_val ):param(_param), init_val(_init_val) {
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// std::cerr << "InitCond::InitCond: " << this->param->name << std::endl;
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assert(param);
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assert(param->engine_val);
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}
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/* Frees initial condition structure */
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InitCond::~InitCond() {}
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void InitCond::evaluate()
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{
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evaluate(false);
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}
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/* Evaluate an initial conditon */
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void InitCond::evaluate(bool evalUser) {
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assert(this);
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assert(param);
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if (param->flags & P_FLAG_USERDEF && !evalUser)
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return;
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/* Set matrix flag to zero. This ensures
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its constant value will be used rather than a matrix value
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*/
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param->matrix_flag = false;
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/* Parameter is of boolean type, either true/false */
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if (param->type == P_TYPE_BOOL) {
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// printf( "init_cond: %s = %d (TYPE BOOL)\n", param->name.c_str(), init_val.bool_val);
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//std::cerr << "[InitCond] param is a boolean of with name "
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// << param->name << std::endl;
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assert(param->engine_val);
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*((bool*)param->engine_val) = init_val.bool_val;
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return;
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}
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/* Parameter is an integer type, just like C */
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if ( param->type == P_TYPE_INT) {
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assert(param->engine_val);
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*((int*)param->engine_val) = init_val.int_val;
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return;
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}
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/* Parameter is of a float type, just like C */
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if (param->type == P_TYPE_DOUBLE) {
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assert(param->engine_val);
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*((float*)param->engine_val) = init_val.float_val;
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return;
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}
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/* Unknown type of parameter */
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return;
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}
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/* WIP */
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void InitCond::init_cond_to_string() {
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int string_length;
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char string[MAX_TOKEN_SIZE];
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/* Create a string "param_name=val" */
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switch (param->type) {
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case P_TYPE_BOOL:
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sprintf(string, "%s=%d\n", param->name.c_str(), init_val.bool_val);
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break;
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case P_TYPE_INT:
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sprintf(string, "%s=%d\n", param->name.c_str(), init_val.int_val);
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break;
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case P_TYPE_DOUBLE:
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sprintf(string, "%s=%f\n", param->name.c_str(), init_val.float_val);
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break;
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default:
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return;
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}
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/* Compute the length of the string */
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string_length = strlen(string);
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/* Buffer overflow check */
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if ((init_cond_string_buffer_index + string_length + 1) > (STRING_BUFFER_SIZE - 1))
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return;
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/* Copy the string into the initial condition string buffer */
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strncpy(init_cond_string_buffer + init_cond_string_buffer_index, string, string_length);
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/* Increment the string buffer, offset by one for the null terminator, which will be
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overwritten by the next call to this function */
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init_cond_string_buffer_index+= string_length + 1;
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}
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