param.c
上传用户:riyaled888
上传日期:2009-03-27
资源大小:7338k
文件大小:24k
- /*****************************************************************************
- * param.c:
- *****************************************************************************
- * Copyright (C) 2004 VideoLAN
- * $Id: param.c 8205 2004-07-17 13:55:48Z asmax $
- *
- * Authors: Cyril Deguet <asmax@videolan.org>
- * code from projectM http://xmms-projectm.sourceforge.net
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- /* Basic Parameter Functions */
- #include <stdio.h>
- #include <string.h>
- #include <stdlib.h>
- #include <math.h>
- #include "fatal.h"
- #include "common.h"
- #include "splaytree_types.h"
- #include "splaytree.h"
- #include "tree_types.h"
- #include "param_types.h"
- #include "param.h"
- #include "expr_types.h"
- #include "eval.h"
- #include "engine_vars.h"
- void reset_param(param_t * param);
- int is_valid_param_string(char * string); /* true if string is valid variable or function name */
- /* A splay tree of builtin parameters */
- splaytree_t * builtin_param_tree = NULL;
- int insert_param_alt_name(param_t * param, char * alt_name);
- int insert_builtin_param(param_t * param);
- /* Private function prototypes */
- int compare_param(char * name, char * name2);
- int load_builtin_param_double(char * name, void * engine_val, void * matrix, short int flags,
- double init_val, double upper_bound, double lower_bound, char * alt_name);
- int load_builtin_param_int(char * name, void * engine_val, short int flags,
- int init_val, int upper_bound, int lower_bound, char * alt_name);
-
- int load_builtin_param_bool(char * name, void * engine_val, short int flags,
- int init_val, char * alt_name);
-
-
-
- param_t * create_param (char * name, short int type, short int flags, void * engine_val, void * matrix,
- value_t default_init_val, value_t upper_bound, value_t lower_bound) {
- param_t * param = NULL;
- param = (param_t*)malloc(sizeof(param_t));
-
- if (param == NULL) {
- printf("create_param: out of memory!!!n");
- return NULL;
- }
-
- /* Clear name space, think the strncpy statement makes this redundant */
- //memset(param->name, 0, MAX_TOKEN_SIZE);
- /* Copy given name into parameter structure */
- strncpy(param->name, name, MAX_TOKEN_SIZE-1);
-
- /* Assign other entries in a constructor like fashion */
- param->type = type;
- param->flags = flags;
- param->matrix_flag = 0;
- param->matrix = matrix;
- param->engine_val = engine_val;
- param->default_init_val = default_init_val;
- //*param->init_val = default_init_val;
- param->upper_bound = upper_bound;
- param->lower_bound = lower_bound;
-
- /* Return instantiated parameter */
- return param;
- }
- /* Creates a user defined parameter */
- param_t * create_user_param(char * name) {
- param_t * param;
- value_t iv;
- value_t ub;
- value_t lb;
- double * engine_val;
-
- /* Set initial values to default */
- iv.double_val = DEFAULT_DOUBLE_IV;
- ub.double_val = DEFAULT_DOUBLE_UB;
- lb.double_val = DEFAULT_DOUBLE_LB;
- /* Argument checks */
- if (name == NULL)
- return NULL;
- /* Allocate space for the engine variable */
- if ((engine_val = (double*)malloc(sizeof(double))) == NULL)
- return NULL;
- (*engine_val) = iv.double_val; /* set some default init value */
-
- /* Create the new user parameter */
- if ((param = create_param(name, P_TYPE_DOUBLE, P_FLAG_USERDEF, engine_val, NULL, iv, ub, lb)) == NULL) {
- free(engine_val);
- return NULL;
- }
- if (PARAM_DEBUG) printf("create_param: "%s" initializedn", param->name);
- /* Return the instantiated parameter */
- return param;
- }
- /* Initialize the builtin parameter database.
- Should only be necessary once */
- int init_builtin_param_db() {
-
- /* Create the builtin parameter splay tree (go Sleator...) */
- if ((builtin_param_tree = create_splaytree(compare_string, copy_string, free_string)) == NULL) {
- if (PARAM_DEBUG) printf("init_builtin_param_db: failed to initialize database (FATAL)n");
- return OUTOFMEM_ERROR;
- }
- if (PARAM_DEBUG) {
- printf("init_builtin_param: loading database...");
- fflush(stdout);
- }
-
- /* Loads all builtin parameters into the database */
- if (load_all_builtin_param() < 0) {
- if (PARAM_DEBUG) printf("failed loading builtin parameters (FATAL)n");
- return ERROR;
- }
-
- if (PARAM_DEBUG) printf("success!n");
-
- /* Finished, no errors */
- return SUCCESS;
- }
- /* Destroy the builtin parameter database.
- Generally, do this on projectm exit */
- int destroy_builtin_param_db() {
-
- splay_traverse(free_param, builtin_param_tree);
- destroy_splaytree(builtin_param_tree);
- builtin_param_tree = NULL;
- return SUCCESS;
- }
- /* Insert a parameter into the database with an alternate name */
- int insert_param_alt_name(param_t * param, char * alt_name) {
-
- if (param == NULL)
- return ERROR;
- if (alt_name == NULL)
- return ERROR;
-
- splay_insert_link(alt_name, param->name, builtin_param_tree);
- return SUCCESS;
- }
- param_t * find_builtin_param(char * name) {
- /* Null argument checks */
- if (name == NULL)
- return NULL;
-
- return splay_find(name, builtin_param_tree);
- }
- /* Find a parameter given its name, will create one if not found */
- param_t * find_param(char * name, preset_t * preset, int flags) {
- param_t * param = NULL;
- /* Null argument checks */
- if (name == NULL)
- return NULL;
- if (preset == NULL)
- return NULL;
-
- /* First look in the builtin database */
- param = (param_t *)splay_find(name, builtin_param_tree);
- /* If the search failed, check the user database */
- if (param == NULL) {
- param = (param_t*)splay_find(name, preset->user_param_tree);
- }
- /* If it doesn't exist in the user (or builtin) database and
- create_flag is set, then make it and insert into the database
- */
-
- if ((param == NULL) && (flags & P_CREATE)) {
-
- /* Check if string is valid */
- if (!is_valid_param_string(name)) {
- if (PARAM_DEBUG) printf("find_param: invalid parameter name:"%s"n", name);
- return NULL;
- }
- /* Now, create the user defined parameter given the passed name */
- if ((param = create_user_param(name)) == NULL) {
- if (PARAM_DEBUG) printf("find_param: failed to create a new user parameter!n");
- return NULL;
- }
- /* Finally, insert the new parameter into this preset's proper splaytree */
- if (splay_insert(param, param->name, preset->user_param_tree) < 0) {
- if (PARAM_DEBUG) printf("PARAM "%s" already exists in user parameter tree!n", param->name);
- free_param(param);
- return NULL;
- }
-
- }
-
- /* Return the found (or created) parameter. Note that if P_CREATE is not set, this could be null */
- return param;
-
- }
- /* Compare string name with parameter name */
- int compare_param(char * name, char * name2) {
- int cmpval;
- printf("am i usedn");
- /* Uses string comparison function */
- cmpval = strncmp(name, name2, MAX_TOKEN_SIZE-1);
-
- return cmpval;
- }
- /* Loads all builtin parameters, limits are also defined here */
- int load_all_builtin_param() {
- load_builtin_param_double("fRating", (void*)&fRating, NULL, P_FLAG_NONE, 0.0 , 5.0, 0.0, NULL);
- load_builtin_param_double("fWaveScale", (void*)&fWaveScale, NULL, P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("gamma", (void*)&fGammaAdj, NULL, P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, 0, "fGammaAdj");
- load_builtin_param_double("echo_zoom", (void*)&fVideoEchoZoom, NULL, P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, 0, "fVideoEchoZoom");
- load_builtin_param_double("echo_alpha", (void*)&fVideoEchoAlpha, NULL, P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, 0, "fVideoEchoAlpha");
- load_builtin_param_double("wave_a", (void*)&fWaveAlpha, NULL, P_FLAG_NONE, 0.0, 1.0, 0, "fWaveAlpha");
- load_builtin_param_double("fWaveSmoothing", (void*)&fWaveSmoothing, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("fModWaveAlphaStart", (void*)&fModWaveAlphaStart, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("fModWaveAlphaEnd", (void*)&fModWaveAlphaEnd, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("fWarpAnimSpeed", (void*)&fWarpAnimSpeed, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- // load_builtin_param_double("warp", (void*)&warp, warp_mesh, P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
-
- load_builtin_param_double("fShader", (void*)&fShader, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("decay", (void*)&decay, NULL, P_FLAG_NONE, 0.0, 1.0, 0, "fDecay");
- load_builtin_param_int("echo_orient", (void*)&nVideoEchoOrientation, P_FLAG_NONE, 0, 3, 0, "nVideoEchoOrientation");
- load_builtin_param_int("wave_mode", (void*)&nWaveMode, P_FLAG_NONE, 0, 7, 0, "nWaveMode");
-
- load_builtin_param_bool("wave_additive", (void*)&bAdditiveWaves, P_FLAG_NONE, FALSE, "bAdditiveWaves");
- load_builtin_param_bool("bModWaveAlphaByVolume", (void*)&bModWaveAlphaByVolume, P_FLAG_NONE, FALSE, NULL);
- load_builtin_param_bool("wave_brighten", (void*)&bMaximizeWaveColor, P_FLAG_NONE, FALSE, "bMaximizeWaveColor");
- load_builtin_param_bool("wrap", (void*)&bTexWrap, P_FLAG_NONE, FALSE, "bTexWrap");
- load_builtin_param_bool("darken_center", (void*)&bDarkenCenter, P_FLAG_NONE, FALSE, "bDarkenCenter");
- load_builtin_param_bool("bRedBlueStereo", (void*)&bRedBlueStereo, P_FLAG_NONE, FALSE, NULL);
- load_builtin_param_bool("brighten", (void*)&bBrighten, P_FLAG_NONE, FALSE, "bBrighten");
- load_builtin_param_bool("darken", (void*)&bDarken, P_FLAG_NONE, FALSE, "bDarken");
- load_builtin_param_bool("solarize", (void*)&bSolarize, P_FLAG_NONE, FALSE, "bSolarize");
- load_builtin_param_bool("invert", (void*)&bInvert, P_FLAG_NONE, FALSE, "bInvert");
- load_builtin_param_bool("bMotionVectorsOn", (void*)&bMotionVectorsOn, P_FLAG_NONE, FALSE, NULL);
- load_builtin_param_bool("wave_dots", (void*)&bWaveDots, P_FLAG_NONE, FALSE, "bWaveDots");
- load_builtin_param_bool("wave_thick", (void*)&bWaveThick, P_FLAG_NONE, FALSE, "bWaveThick");
-
-
-
- load_builtin_param_double("zoom", (void*)&zoom, zoom_mesh, P_FLAG_PER_PIXEL |P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("rot", (void*)&rot, rot_mesh, P_FLAG_PER_PIXEL |P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, MIN_DOUBLE_SIZE, NULL);
- load_builtin_param_double("zoomexp", (void*)&zoomexp, zoomexp_mesh, P_FLAG_PER_PIXEL |P_FLAG_NONE, 0.0, MAX_DOUBLE_SIZE, 0, "fZoomExponent");
-
- load_builtin_param_double("cx", (void*)&cx, cx_mesh, P_FLAG_PER_PIXEL | P_FLAG_DONT_FREE_MATRIX, 0.0, 1.0, 0, NULL);
- load_builtin_param_double("cy", (void*)&cy, cy_mesh, P_FLAG_PER_PIXEL | P_FLAG_DONT_FREE_MATRIX, 0.0, 1.0, 0, NULL);
- load_builtin_param_double("dx", (void*)&dx, dx_mesh, P_FLAG_PER_PIXEL | P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, MIN_DOUBLE_SIZE, NULL);
- load_builtin_param_double("dy", (void*)&dy, dy_mesh, P_FLAG_PER_PIXEL |P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, MIN_DOUBLE_SIZE, NULL);
- load_builtin_param_double("sx", (void*)&sx, sx_mesh, P_FLAG_PER_PIXEL |P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("sy", (void*)&sy, sy_mesh, P_FLAG_PER_PIXEL |P_FLAG_DONT_FREE_MATRIX, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("wave_r", (void*)&wave_r, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("wave_g", (void*)&wave_g, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("wave_b", (void*)&wave_b, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("wave_x", (void*)&wave_x, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("wave_y", (void*)&wave_y, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("wave_mystery", (void*)&wave_mystery, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, "fWaveParam");
-
- load_builtin_param_double("ob_size", (void*)&ob_size, NULL, P_FLAG_NONE, 0.0, 0.5, 0, NULL);
- load_builtin_param_double("ob_r", (void*)&ob_r, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ob_g", (void*)&ob_g, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ob_b", (void*)&ob_b, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ob_a", (void*)&ob_a, NULL, P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ib_size", (void*)&ib_size, NULL,P_FLAG_NONE, 0.0, .5, 0.0, NULL);
- load_builtin_param_double("ib_r", (void*)&ib_r, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ib_g", (void*)&ib_g, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ib_b", (void*)&ib_b, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("ib_a", (void*)&ib_a, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("mv_r", (void*)&mv_r, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("mv_g", (void*)&mv_g, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("mv_b", (void*)&mv_b, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("mv_x", (void*)&mv_x, NULL,P_FLAG_NONE, 0.0, 64.0, 0.0, "nMotionVectorsX");
- load_builtin_param_double("mv_y", (void*)&mv_y, NULL,P_FLAG_NONE, 0.0, 48.0, 0.0, "nMotionVectorsY");
- load_builtin_param_double("mv_l", (void*)&mv_l, NULL,P_FLAG_NONE, 0.0, 5.0, 0.0, NULL);
- load_builtin_param_double("mv_dy", (void*)&mv_dy, NULL, P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("mv_dx", (void*)&mv_dx, NULL,P_FLAG_NONE, 0.0, 1.0, -1.0, NULL);
- load_builtin_param_double("mv_a", (void*)&mv_a, NULL,P_FLAG_NONE, 0.0, 1.0, 0.0, NULL);
- load_builtin_param_double("time", (void*)&Time, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0.0, NULL);
- load_builtin_param_double("bass", (void*)&bass, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0.0, NULL);
- load_builtin_param_double("mid", (void*)&mid, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("bass_att", (void*)&bass_att, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("mid_att", (void*)&mid_att, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_double("treb_att", (void*)&treb_att, NULL,P_FLAG_READONLY, 0.0, MAX_DOUBLE_SIZE, 0, NULL);
- load_builtin_param_int("frame", (void*)&frame, P_FLAG_READONLY, 0, MAX_INT_SIZE, 0, NULL);
- load_builtin_param_double("progress", (void*)&progress, NULL,P_FLAG_READONLY, 0.0, 1, 0, NULL);
- load_builtin_param_int("fps", (void*)&fps, P_FLAG_NONE, 15, MAX_INT_SIZE, 0, NULL);
- load_builtin_param_double("x", (void*)&x_per_pixel, x_mesh, P_FLAG_PER_PIXEL |P_FLAG_ALWAYS_MATRIX | P_FLAG_READONLY | P_FLAG_DONT_FREE_MATRIX,
- 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("y", (void*)&y_per_pixel, y_mesh, P_FLAG_PER_PIXEL |P_FLAG_ALWAYS_MATRIX |P_FLAG_READONLY | P_FLAG_DONT_FREE_MATRIX,
- 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("ang", (void*)&ang_per_pixel, theta_mesh, P_FLAG_PER_PIXEL |P_FLAG_ALWAYS_MATRIX | P_FLAG_READONLY | P_FLAG_DONT_FREE_MATRIX,
- 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("rad", (void*)&rad_per_pixel, rad_mesh, P_FLAG_PER_PIXEL |P_FLAG_ALWAYS_MATRIX | P_FLAG_READONLY | P_FLAG_DONT_FREE_MATRIX,
- 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q1", (void*)&q1, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q2", (void*)&q2, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q3", (void*)&q3, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q4", (void*)&q4, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q5", (void*)&q5, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q6", (void*)&q6, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q7", (void*)&q7, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- load_builtin_param_double("q8", (void*)&q8, NULL, P_FLAG_PER_PIXEL |P_FLAG_QVAR, 0, MAX_DOUBLE_SIZE, -MAX_DOUBLE_SIZE, NULL);
- /* variables added in 1.04 */
- load_builtin_param_int("meshx", (void*)&gx, P_FLAG_READONLY, 32, 96, 8, NULL);
- load_builtin_param_int("meshy", (void*)&gy, P_FLAG_READONLY, 24, 72, 6, NULL);
- return SUCCESS;
-
- }
- /* Free's a parameter type */
- void free_param(param_t * param) {
- int x;
- if (param == NULL)
- return;
-
- if (param->flags & P_FLAG_USERDEF) {
- free(param->engine_val);
- }
- if (!(param->flags & P_FLAG_DONT_FREE_MATRIX)) {
- if (param->flags & P_FLAG_PER_POINT)
- free(param->matrix);
- else if (param->flags & P_FLAG_PER_PIXEL) {
- for(x = 0; x < gx; x++)
- free(((double**)param->matrix)[x]);
- free(param->matrix);
- }
- }
- if (PARAM_DEBUG) printf("free_param: freeing "%s".n", param->name);
- free(param);
- }
- /* Loads a double parameter into the builtin database */
- int load_builtin_param_double(char * name, void * engine_val, void * matrix, short int flags,
- double init_val, double upper_bound, double lower_bound, char * alt_name) {
- param_t * param = NULL;
- value_t iv, ub, lb;
- iv.double_val = init_val;
- ub.double_val = upper_bound;
- lb.double_val = lower_bound;
-
- /* Create new parameter of type double */
- if (PARAM_DEBUG == 2) {
- printf("load_builtin_param_double: (name "%s") (alt_name = "%s") ", name, alt_name);
- fflush(stdout);
- }
-
- if ((param = create_param(name, P_TYPE_DOUBLE, flags, engine_val, matrix, iv, ub, lb)) == NULL) {
- return OUTOFMEM_ERROR;
- }
-
- if (PARAM_DEBUG == 2) {
- printf("created...");
- fflush(stdout);
- }
-
- /* Insert the paremeter into the database */
- if (insert_builtin_param(param) < 0) {
- free_param(param);
- return ERROR;
- }
- if (PARAM_DEBUG == 2) {
- printf("inserted...");
- fflush(stdout);
- }
-
- /* If this parameter has an alternate name, insert it into the database as link */
-
- if (alt_name != NULL) {
- insert_param_alt_name(param, alt_name);
- if (PARAM_DEBUG == 2) {
- printf("alt_name inserted...");
- fflush(stdout);
- }
-
-
- }
- if (PARAM_DEBUG == 2) printf("finishedn");
- /* Finished, return success */
- return SUCCESS;
- }
- /* Loads a double parameter into the builtin database */
- param_t * new_param_double(char * name, short int flags, void * engine_val, void * matrix,
- double upper_bound, double lower_bound, double init_val) {
- param_t * param;
- value_t iv, ub, lb;
- iv.double_val = init_val;
- ub.double_val = upper_bound;
- lb.double_val = lower_bound;
-
- if ((param = create_param(name, P_TYPE_DOUBLE, flags, engine_val, matrix,iv, ub, lb)) == NULL)
- return NULL;
-
-
- /* Finished, return success */
- return param;
- }
- /* Creates a new parameter of type int */
- param_t * new_param_int(char * name, short int flags, void * engine_val,
- int upper_bound, int lower_bound, int init_val) {
- param_t * param;
- value_t iv, ub, lb;
- iv.int_val = init_val;
- ub.int_val = upper_bound;
- lb.int_val = lower_bound;
-
- if ((param = create_param(name, P_TYPE_INT, flags, engine_val, NULL, iv, ub, lb)) == NULL)
- return NULL;
-
-
- /* Finished, return success */
- return param;
- }
- /* Creates a new parameter of type bool */
- param_t * new_param_bool(char * name, short int flags, void * engine_val,
- int upper_bound, int lower_bound, int init_val) {
- param_t * param;
- value_t iv, ub, lb;
- iv.bool_val = init_val;
- ub.bool_val = upper_bound;
- lb.bool_val = lower_bound;
-
- if ((param = create_param(name, P_TYPE_BOOL, flags, engine_val, NULL, iv, ub, lb)) == NULL)
- return NULL;
-
-
- /* Finished, return success */
- return param;
- }
- /* Loads a integer parameter into the builtin database */
- int load_builtin_param_int(char * name, void * engine_val, short int flags,
- int init_val, int upper_bound, int lower_bound, char * alt_name) {
- param_t * param;
- value_t iv, ub, lb;
- iv.int_val = init_val;
- ub.int_val = upper_bound;
- lb.int_val = lower_bound;
-
- param = create_param(name, P_TYPE_INT, flags, engine_val, NULL, iv, ub, lb);
- if (param == NULL) {
- return OUTOFMEM_ERROR;
- }
- if (insert_builtin_param(param) < 0) {
- free_param(param);
- return ERROR;
- }
-
- if (alt_name != NULL) {
- insert_param_alt_name(param, alt_name);
- }
-
- return SUCCESS;
- }
-
- /* Loads a boolean parameter */
- int load_builtin_param_bool(char * name, void * engine_val, short int flags,
- int init_val, char * alt_name) {
- param_t * param;
- value_t iv, ub, lb;
- iv.int_val = init_val;
- ub.int_val = TRUE;
- lb.int_val = FALSE;
-
- param = create_param(name, P_TYPE_BOOL, flags, engine_val, NULL, iv, ub, lb);
- if (param == NULL) {
- return OUTOFMEM_ERROR;
- }
- if (insert_builtin_param(param) < 0) {
- free_param(param);
- return ERROR;
- }
-
- if (alt_name != NULL) {
- insert_param_alt_name(param, alt_name);
- }
-
- return SUCCESS;
- }
-
- /* Returns nonzero if the string is valid parameter name */
- int is_valid_param_string(char * string) {
-
- if (string == NULL)
- return FALSE;
-
- /* This ensures the first character is non numeric */
- if( ((*string) >= 48) && ((*string) <= 57))
- return FALSE;
- /* These probably should never happen */
- if (*string == '.')
- return FALSE;
-
- if (*string == '+')
- return FALSE;
-
- if (*string == '-')
- return FALSE;
-
- /* Could also add checks for other symbols. May do later */
-
- return TRUE;
-
- }
- /* Inserts a parameter into the builtin database */
- int insert_builtin_param(param_t * param) {
- if (param == NULL)
- return FAILURE;
-
- return splay_insert(param, param->name, builtin_param_tree);
- }
- /* Inserts a parameter into the builtin database */
- int insert_param(param_t * param, splaytree_t * database) {
- if (param == NULL)
- return FAILURE;
- if (database == NULL)
- return FAILURE;
- return splay_insert(param, param->name, database);
- }
- /* Sets the parameter engine value to value val.
- clipping occurs if necessary */
- void set_param(param_t * param, double val) {
- switch (param->type) {
-
- case P_TYPE_BOOL:
- if (val < 0)
- *((int*)param->engine_val) = 0;
- else if (val > 0)
- *((int*)param->engine_val) = 1;
- else
- *((int*)param->engine_val) = 0;
- break;
- case P_TYPE_INT:
- /* Make sure value is an integer */
- val = floor(val);
- if (val < param->lower_bound.int_val)
- *((int*)param->engine_val) = param->lower_bound.int_val;
- else if (val > param->upper_bound.int_val)
- *((int*)param->engine_val) = param->upper_bound.int_val;
- else
- *((int*)param->engine_val) = val;
- break;
- case P_TYPE_DOUBLE:
- /* Make sure value is an integer */
-
- if (val < param->lower_bound.double_val)
- *((double*)param->engine_val) = param->lower_bound.double_val;
- else if (val > param->upper_bound.double_val)
- *((double*)param->engine_val) = param->upper_bound.double_val;
- else
- *((double*)param->engine_val) = val;
- break;
- default:
- break;
- }
-
- return;
- }
- /* Search for parameter 'name' in 'database', if create_flag is true, then generate the parameter
- and insert it into 'database' */
- param_t * find_param_db(char * name, splaytree_t * database, int create_flag) {
- param_t * param = NULL;
- /* Null argument checks */
- if (name == NULL)
- return NULL;
- if (database == NULL)
- return NULL;
-
- /* First look in the builtin database */
- param = (param_t *)splay_find(name, database);
-
- if (((param = (param_t *)splay_find(name, database)) == NULL) && (create_flag == TRUE)) {
-
- /* Check if string is valid */
- if (!is_valid_param_string(name))
- return NULL;
-
- /* Now, create the user defined parameter given the passed name */
- if ((param = create_user_param(name)) == NULL)
- return NULL;
-
- /* Finally, insert the new parameter into this preset's proper splaytree */
- if (splay_insert(param, param->name, database) < 0) {
- free_param(param);
- return NULL;
- }
-
- }
-
- /* Return the found (or created) parameter. Note that this could be null */
- return param;
- }