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#include "XFireworksP.h"
#include <signal.h>
#include <unistd.h>
#include "etc.h"
#include "Piece.h"
#include "AfterImage.h"
#include "xfireworks_conf.h"
/*===========================================================================*/
/* 内部で使用する関数 */
/*===========================================================================*/
/*---------------------------------------------------------------------------*/
/* コンフィギュレーション用のファイルを探し，無ければデフォルトのデータを */
/* 読み込む． */
/*---------------------------------------------------------------------------*/
static Stream Stream_CreateFromFileOrCharacters(char * dirname,
char * filename,
char * default_xfireworks_conf)
{
Stream stream;
char * work;
stream = Stream_CreateFromFile(filename);
if (stream != NULL) return (stream);
/* dirname が "" だったときに，./[filename] のようなファイルも */
/* 調べるので，1 ではなく 3 を加えている． */
work = (char *)malloc(sizeof(char)
* (StringLen(dirname) + StringLen(filename) + 3));
StringCpy(work, "./");
StringCat(work, filename);
stream = Stream_CreateFromFile(work);
if (stream != NULL) goto stream_return;
StringCpy(work, dirname);
StringCat(work, "/");
StringCat(work, filename);
stream = Stream_CreateFromFile(work);
if (stream != NULL) goto stream_return;
stream = Stream_CreateFromCharacters(default_xfireworks_conf);
stream_return:
free(work);
return (stream);
}
/*===========================================================================*/
/* オブジェクトの生成と削除 */
/*===========================================================================*/
/*---------------------------------------------------------------------------*/
/* オブジェクトの生成 */
/*---------------------------------------------------------------------------*/
XFireworks XFireworks_Create(char * display_name,
int direct_draw,
char * background_color,
char * dirname,
char * filename,
int studying_flag,
int cache_flag,
int cache_size,
int hash_number,
int fine,
int gradation,
int probability_magnification,
int size_magnification,
int air_magnification,
int gravity_magnification,
int transmission_magnification,
int after_image_magnification,
int color_length_magnification,
int next_power_magnification,
int next_number_magnification)
{
XFireworks xfireworks;
Stream stream;
ColorGC color_gc;
xfireworks = (XFireworks)malloc(sizeof(_XFireworks));
if (!xfireworks) Error("XFireworks_Create", "Cannot allocate mamory");
/* 乱数初期化 */
InitializeRand();
/* ディスプレイ初期化 */
xfireworks->disp = Disp_Create(display_name, direct_draw);
/* GCのデータベース初期化 */
xfireworks->color_gc_database = ColorGCDatabase_Create(xfireworks->disp,
studying_flag,
cache_flag,
cache_size,
hash_number,
background_color,
gradation);
/* ディスプレイのクリア */
color_gc =
ColorGCDatabase_GetBackgroundColorGC(xfireworks->color_gc_database);
if (!direct_draw)
Disp_ClearPixmap(xfireworks->disp, ColorGC_GetGC(color_gc));
Disp_ClearDisplay(xfireworks->disp, ColorGC_GetPixel(color_gc));
/* PieceClass の読み込み */
stream =
Stream_CreateFromFileOrCharacters(dirname, filename,
default_xfireworks_conf);
xfireworks->piece_class_list =
PieceClassList_CreateFromStream(xfireworks->disp,
xfireworks->color_gc_database,
stream,
fine,
probability_magnification,
size_magnification,
air_magnification,
gravity_magnification,
transmission_magnification,
after_image_magnification,
color_length_magnification,
next_power_magnification,
next_number_magnification);
Stream_Destroy(stream);
xfireworks->pieces_list = ObjList_Create();
xfireworks->free_pieces_list = ObjList_Create();
xfireworks->after_images_list = ObjList_Create();
xfireworks->free_after_images_list = ObjList_Create();
/* ハッシュの利用度表示(チューニング用) */
#ifdef OUTPUT_HASH_STATUS
ColorGCDatabase_OutputHashStatus(xfireworks->color_gc_database);
#endif
xfireworks->calculator = Calculator_Create(CALCULATOR_DEFAULT_DEGREE);
return (xfireworks);
}
/*---------------------------------------------------------------------------*/
/* オブジェクトの削除 */
/*---------------------------------------------------------------------------*/
XFireworks XFireworks_Destroy(XFireworks xfireworks)
{
ColorGC color_gc;
if (!xfireworks) return (NULL);
/* ディスプレイのクリア */
color_gc =
ColorGCDatabase_GetBackgroundColorGC(xfireworks->color_gc_database);
Disp_ClearDisplay(xfireworks->disp, ColorGC_GetPixel(color_gc));
if (xfireworks->calculator) Calculator_Destroy(xfireworks->calculator);
if (xfireworks->free_after_images_list)
ObjList_Destroy(xfireworks->free_after_images_list);
if (xfireworks->after_images_list)
ObjList_Destroy(xfireworks->after_images_list);
if (xfireworks->free_pieces_list)
ObjList_Destroy(xfireworks->free_pieces_list);
if (xfireworks->pieces_list)
ObjList_Destroy(xfireworks->pieces_list);
if (xfireworks->piece_class_list)
ObjList_Destroy(xfireworks->piece_class_list);
if (xfireworks->color_gc_database)
ColorGCDatabase_Destroy(xfireworks->color_gc_database);
if (xfireworks->disp) Disp_Destroy(xfireworks->disp);
free(xfireworks);
return (NULL);
}
/*===========================================================================*/
/* 花火のスタート */
/*===========================================================================*/
/*---------------------------------------------------------------------------*/
/* PieceClass を表示(デバッグ用) */
/*---------------------------------------------------------------------------*/
static int XFireworks_DrawAllPieceClasses(XFireworks xfireworks)
{
PieceClass piece_class;
ObjList gc_list_list;
ObjList gc_list;
ObjListData a, b, c;
GC gc;
int x, y;
x = 10;
y = 10;
for (a = ObjList_GetStart(xfireworks->piece_class_list);
!ObjList_IsEndEdge(xfireworks->piece_class_list, a);
a = ObjListData_GetNext(a)) {
piece_class = (PieceClass)ObjListData_GetObj(a);
gc_list_list = PieceClass_GetGCListList(piece_class);
for (b = ObjList_GetStart(gc_list_list);
!ObjList_IsEndEdge(gc_list_list, b);
b = ObjListData_GetNext(b)) {
gc_list = ObjListData_GetObj(b);
x = 10;
for (c = ObjList_GetStart(gc_list);
!ObjList_IsEndEdge(gc_list, c);
c = ObjListData_GetNext(c)) {
gc = ColorGC_GetGC(ObjListData_GetObj(c));
Disp_DrawFilledCircle(xfireworks->disp, gc, x, y, 5);
Disp_Flush(xfireworks->disp);
x += 10;
}
y += 10;
}
}
return (0);
}
/*---------------------------------------------------------------------------*/
/* シグナル処理 */
/*---------------------------------------------------------------------------*/
static int end_flag;
static void InterruptTrap(int n)
{
end_flag = 1;
}
/*---------------------------------------------------------------------------*/
/* 未使用の Pieces のリストから，使える Pieces オブジェクトを検索し， */
/* 初期化する．見つからなかった場合には，create する． */
/*---------------------------------------------------------------------------*/
static int SearchOrCreateUsablePieces(XFireworks xfireworks,
PieceClass piece_class, double power,
int number, int n,
double * x, double * y, double * z,
double * vx, double * vy, double * vz,
int x_min, int y_min,
int x_max, int y_max)
{
Pieces pieces;
ObjListData current;
for (current = ObjList_GetStart(xfireworks->free_pieces_list);
!ObjList_IsEndEdge(xfireworks->free_pieces_list, current);
current = ObjListData_GetNext(current)) {
pieces = (Pieces)ObjListData_GetObj(current);
if (Pieces_GetArraySize(pieces) >= number * n) {
Pieces_Initialize(pieces, piece_class, power, number, n,
x, y, z, vx, vy, vz,
x_min, y_min, x_max, y_max,
xfireworks->calculator);
ObjList_MoveObjToEndOfOtherList(xfireworks->free_pieces_list, current,
xfireworks->pieces_list);
return (0);
}
}
/* 使用できる Pieces オブジェクトが無かったら，新しく生成する */
pieces = Pieces_Create(piece_class, power, number, n,
x, y, z, vx, vy, vz, x_min, y_min, x_max, y_max,
xfireworks->calculator);
if (pieces == NULL) return (0);
ObjList_InsertObjToEnd(xfireworks->pieces_list, pieces,
(ObjDestructor)Pieces_Destroy);
return (1);
}
/*---------------------------------------------------------------------------*/
/* 未使用の AfterImages のリストから，使える AfterImages オブジェクトを */
/* 検索し，初期化する．見つからなかった場合には，create する． */
/*---------------------------------------------------------------------------*/
static int SearchOrCreateUsableAfterImages(XFireworks xfireworks,
int size, int number,
double * x, double * y,
int x_min, int y_min,
int x_max, int y_max,
ObjList list)
{
AfterImages after_images;
ObjListData current;
for (current = ObjList_GetStart(xfireworks->free_after_images_list);
!ObjList_IsEndEdge(xfireworks->free_after_images_list, current);
current = ObjListData_GetNext(current)) {
after_images = (AfterImages)ObjListData_GetObj(current);
if (AfterImages_GetArraySize(after_images) >= number) {
AfterImages_Initialize(after_images, size, number, x, y,
x_min, y_min, x_max, y_max, list);
ObjList_MoveObjToEndOfOtherList(xfireworks->free_after_images_list,
current,
xfireworks->after_images_list);
return (0);
}
}
/* 使用できる AfterImages オブジェクトが無かったら，新しく生成する */
after_images = AfterImages_Create(size, number, x, y,
x_min, y_min, x_max, y_max, list);
if (after_images == NULL) return (0);
ObjList_InsertObjToEnd(xfireworks->after_images_list, after_images,
(ObjDestructor)AfterImages_Destroy);
return (1);
}
/*---------------------------------------------------------------------------*/
/* 花火のスタート */
/*---------------------------------------------------------------------------*/
int XFireworks_Start(XFireworks xfireworks,
int pieces_max_number,
int wait_time)
{
PieceClass piece_class;
PieceNext piece_next;
Pieces pieces;
Pieces pieces2;
ObjList next_list;
ObjListData current;
ObjListData current2;
AfterImages after_images;
double x, y, z, vx, vy, vz;
GC gc;
int ret;
#if 0
XFireworks_DrawAllPieceClasses(xfireworks);
while(1) { /* None */ }
#endif
end_flag = 0;
signal(SIGINT , InterruptTrap);
signal(SIGTERM, InterruptTrap);
while (end_flag == 0) {
/* 新しい Pieces の生成 */
if (ObjList_GetLength(xfireworks->pieces_list) < pieces_max_number) {
for (current = ObjList_GetStart(xfireworks->piece_class_list);
!ObjList_IsEndEdge(xfireworks->piece_class_list, current);
current = ObjListData_GetNext(current)) {
piece_class = (PieceClass)ObjListData_GetObj(current);
if (PieceClass_GetProbability(piece_class) > 0.0) {
if (PieceClass_GetProbability(piece_class) > DoubleRand(100.0)) {
x = (double)Rand(Disp_GetWidth( xfireworks->disp));
y = (double)Rand(Disp_GetHeight(xfireworks->disp));
z = DoubleRand(400.0) - 200.0;
vx = 0.0;
vy = 0.0;
vz = 0.0;
y -= Disp_GetHeight(xfireworks->disp) * 0.25;
SearchOrCreateUsablePieces(xfireworks,
piece_class, 0.0, 1, 1,
&x, &y, &z, &vx, &vy, &vz,
0, 0,
Disp_GetWidth( xfireworks->disp) - 1,
Disp_GetHeight(xfireworks->disp) - 1);
}
}
}
}
/* Pieces の処理 */
for (current = ObjList_GetStart(xfireworks->pieces_list);
!ObjList_IsEndEdge(xfireworks->pieces_list, current);
current = ObjListData_GetNext(current)) {
pieces = (Pieces)ObjListData_GetObj(current);
piece_class = Pieces_GetPieceClass(pieces);
ret = Pieces_Move(pieces, 0, 0,
Disp_GetWidth( xfireworks->disp) - 1,
Disp_GetHeight(xfireworks->disp) - 1,
Disp_GetWidth( xfireworks->disp));
if (ret) { /* 燃え尽きた場合 */
next_list = PieceClass_GetNextList(piece_class);
if ((Pieces_GetNumber(pieces) > 0) && (next_list != NULL)) {
for (current2 = ObjList_GetStart(next_list);
!ObjList_IsEndEdge(next_list, current2);
current2 = ObjListData_GetNext(current2)) {
piece_next = (PieceNext)ObjListData_GetObj(current2);
SearchOrCreateUsablePieces(xfireworks,
PieceNext_GetPieceClass(piece_next),
PieceNext_GetPower(piece_next),
PieceNext_GetNumber(piece_next),
Pieces_GetNumber(pieces),
Pieces_GetX(pieces),
Pieces_GetY(pieces),
Pieces_GetZ(pieces),
Pieces_GetVx(pieces),
Pieces_GetVy(pieces),
Pieces_GetVz(pieces),
0, 0,
Disp_GetWidth( xfireworks->disp) - 1,
Disp_GetHeight(xfireworks->disp) - 1);
}
}
current2 = ObjListData_GetPrev(current);
ObjList_MoveObjToStartOfOtherList(xfireworks->pieces_list,
current,
xfireworks->free_pieces_list);
current = current2;
} else {
SearchOrCreateUsableAfterImages(xfireworks,
Pieces_GetSize(pieces),
Pieces_GetNumber(pieces),
Pieces_GetX(pieces),
Pieces_GetY(pieces),
0, 0,
Disp_GetWidth( xfireworks->disp) - 1,
Disp_GetHeight(xfireworks->disp) - 1,
Pieces_GetGCList(pieces));
}
}
/* 残像の処理 */
for (current = ObjList_GetStart(xfireworks->after_images_list);
!ObjList_IsEndEdge(xfireworks->after_images_list, current);
current = ObjListData_GetNext(current)) {
after_images = (AfterImages)ObjListData_GetObj(current);
gc = AfterImages_GetGC(after_images);
if (gc == NULL) {
current2 = ObjListData_GetPrev(current);
ObjList_MoveObjToStartOfOtherList(xfireworks->after_images_list,
current,
xfireworks->free_after_images_list);
current = current2;
} else {
if (AfterImages_GetNumber(after_images) > 0)
Disp_DrawFilledCircles(xfireworks->disp, gc,
AfterImages_GetArcs(after_images),
AfterImages_GetNumber(after_images));
/* X サーバに連続で負荷を与えないためのウエイト */
#if 0
usleep(10);
#endif
}
}
/* Xサーバに仕事をしてもらい， */
/* Xサーバが仕事を完了するのを待つ */
Disp_Sync(xfireworks->disp);
/* usleep() は Disp_Sync() の後に置くこと． */
/* (Disp_Sync() ではXサーバの仕事完了待ちでブロックするので， */
/* Disp_Sync() の前に usleep() を置いてもあまり意味が無い) */
usleep(1000 + wait_time);
}
return (0);
}
/*****************************************************************************/
/* End of File. */
/*****************************************************************************/
|
