X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=hacks%2Fglx%2Fpipes.c;h=e47361eaaaf8a1e0fffdacbd1fe3ee4ec8049e4a;hp=c6f35d90becad0d782a069f1bc880db9f253fdc4;hb=07faf451b99879183ed7e909e43a0e065be1ee7f;hpb=f3e0240915ed9f9b3a61781f5c7002d587563fe0 diff --git a/hacks/glx/pipes.c b/hacks/glx/pipes.c index c6f35d90..e47361ea 100644 --- a/hacks/glx/pipes.c +++ b/hacks/glx/pipes.c @@ -1,10 +1,12 @@ -/* -*- Mode: C; tab-width: 4 -*- - * pipes.c - Shows 3D selfbuiding pipe system (xlock Version) - */ -#if !defined( lint ) && !defined( SABER ) -static const char sccsid[] = "@(#)pipes.c 4.04 97/07/28 xlockmore"; +/* -*- Mode: C; tab-width: 4 -*- */ +/* pipes --- 3D selfbuiding pipe system */ + +#if 0 +static const char sccsid[] = "@(#)pipes.c 4.07 97/11/24 xlockmore"; #endif -/* Permission to use, copy, modify, and distribute this software and its + +/*- + * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose and without fee is hereby granted, * provided that the above copyright notice appear in all copies and that * both that copyright notice and this permission notice appear in @@ -27,15 +29,11 @@ static const char sccsid[] = "@(#)pipes.c 4.04 97/07/28 xlockmore"; * Thanks goes to Brian Paul for making it possible and inexpensive to use * OpenGL at home. * - * Since I'm not a native english speaker, my apologies for any gramatical + * Since I'm not a native English speaker, my apologies for any grammatical * mistake. * - * My e-mail addresses are - * - * vianna@cat.cbpf.br - * and - * marcelo@venus.rdc.puc-rio.br - * + * My e-mail address is + * m-vianna@usa.net * Marcelo F. Vianna (Apr-09-1997) * * Revision History: @@ -44,26 +42,15 @@ static const char sccsid[] = "@(#)pipes.c 4.04 97/07/28 xlockmore"; * 29-Apr-97: Efficiency speed-ups by Marcelo F. Vianna */ -/*- - * due to a Bug/feature in VMS X11/Intrinsic.h has to be placed before xlock. - * otherwise caddr_t is not defined correctly - */ - -#include - #ifdef STANDALONE -# define PROGCLASS "Pipes" -# define HACK_INIT init_pipes -# define HACK_DRAW draw_pipes -# define pipes_opts xlockmore_opts -# define DEFAULTS "*count: 2 \n" \ +# define DEFAULTS "*delay: 10000 \n" \ + "*count: 2 \n" \ "*cycles: 5 \n" \ "*size: 500 \n" \ - "*delay: 100 \n" \ - "*fisheye: True \n" \ - "*tightturns: False \n" \ - "*rotatepipes: True \n" \ - "*noBuffer: True \n" + "*showFPS: False \n" \ + "*fpsSolid: True \n" +# define refresh_pipes 0 +# define pipes_handle_event 0 # include "xlockmore.h" /* from the xscreensaver distribution */ #else /* !STANDALONE */ # include "xlock.h" /* from the xlockmore distribution */ @@ -71,45 +58,60 @@ static const char sccsid[] = "@(#)pipes.c 4.04 97/07/28 xlockmore"; #ifdef USE_GL -#include #include "buildlwo.h" #define DEF_FACTORY "2" #define DEF_FISHEYE "True" #define DEF_TIGHTTURNS "False" #define DEF_ROTATEPIPES "True" +#define DEF_DBUF "False" #define NofSysTypes 3 static int factory; static Bool fisheye, tightturns, rotatepipes; +static Bool dbuf_p; static XrmOptionDescRec opts[] = { - {"-factory", ".pipes.factory", XrmoptionSepArg, (caddr_t) NULL}, - {"-fisheye", ".pipes.fisheye", XrmoptionNoArg, (caddr_t) "on"}, - {"+fisheye", ".pipes.fisheye", XrmoptionNoArg, (caddr_t) "off"}, - {"-tightturns", ".pipes.tightturns", XrmoptionNoArg, (caddr_t) "on"}, - {"+tightturns", ".pipes.tightturns", XrmoptionNoArg, (caddr_t) "off"}, - {"-rotatepipes", ".pipes.rotatepipes", XrmoptionNoArg, (caddr_t) "on"}, - {"+rotatepipes", ".pipes.rotatepipes", XrmoptionNoArg, (caddr_t) "off"} + {"-factory", ".pipes.factory", XrmoptionSepArg, 0}, + {"-fisheye", ".pipes.fisheye", XrmoptionNoArg, "on"}, + {"+fisheye", ".pipes.fisheye", XrmoptionNoArg, "off"}, + {"-tightturns", ".pipes.tightturns", XrmoptionNoArg, "on"}, + {"+tightturns", ".pipes.tightturns", XrmoptionNoArg, "off"}, + {"-rotatepipes", ".pipes.rotatepipes", XrmoptionNoArg, "on"}, + {"+rotatepipes", ".pipes.rotatepipes", XrmoptionNoArg, "off"}, + {"-db", ".pipes.doubleBuffer", XrmoptionNoArg, "on"}, + {"+db", ".pipes.doubleBuffer", XrmoptionNoArg, "off"}, }; static argtype vars[] = { - {(caddr_t *) & factory, "factory", "Factory", DEF_FACTORY, t_Int}, - {(caddr_t *) & fisheye, "fisheye", "Fisheye", DEF_FISHEYE, t_Bool}, - {(caddr_t *) & tightturns, "tightturns", "Tightturns", DEF_TIGHTTURNS, t_Bool}, - {(caddr_t *) & rotatepipes, "rotatepipes", "Rotatepipes", DEF_ROTATEPIPES, t_Bool} + {&factory, "factory", "Factory", DEF_FACTORY, t_Int}, + {&fisheye, "fisheye", "Fisheye", DEF_FISHEYE, t_Bool}, + {&tightturns, "tightturns", "Tightturns", DEF_TIGHTTURNS, t_Bool}, + {&rotatepipes, "rotatepipes", "Rotatepipes", DEF_ROTATEPIPES, t_Bool}, + {&dbuf_p, "doubleBuffer", "DoubleBuffer", DEF_DBUF, t_Bool} }; static OptionStruct desc[] = { {"-factory num", "how much extra equipment in pipes (0 for none)"}, {"-/+fisheye", "turn on/off zoomed-in view of pipes"}, {"-/+tightturns", "turn on/off tight turns"}, - {"-/+rotatepipes", "turn on/off pipe system rotation per screenful"} + {"-/+rotatepipes", "turn on/off pipe system rotation per screenful"}, + {"-/+db", "turn on/off double buffering"} }; -ModeSpecOpt pipes_opts = -{7, opts, 4, vars, desc}; +ENTRYPOINT ModeSpecOpt pipes_opts = +{sizeof opts / sizeof opts[0], opts, sizeof vars / sizeof vars[0], vars, desc}; + +#ifdef USE_MODULES +ModStruct pipes_description = +{"pipes", "init_pipes", "draw_pipes", "release_pipes", + "draw_pipes", + "change_pipes", NULL, &pipes_opts, + 1000, 2, 5, 500, 4, 1.0, "", + "Shows a selfbuilding pipe system", 0, NULL}; + +#endif #define Scale4Window 0.1 #define Scale4Iconic 0.07 @@ -132,9 +134,8 @@ ModeSpecOpt pipes_opts = /*************************************************************************/ typedef struct { -#if defined( MESA ) && defined( SLOW ) int flip; -#endif + GLint WindH, WindW; int Cells[HCELLS][VCELLS][HCELLS]; int usedcolors[DEFINEDCOLORS]; @@ -148,60 +149,44 @@ typedef struct { int system_type; int system_length; int turncounter; - float *system_color; + Window window; + const float *system_color; GLfloat initial_rotation; GLuint valve, bolts, betweenbolts, elbowbolts, elbowcoins; GLuint guagehead, guageface, guagedial, guageconnector; - GLXContext glx_context; + int reset; + GLXContext *glx_context; } pipesstruct; extern struct lwo LWO_BigValve, LWO_PipeBetweenBolts, LWO_Bolts3D; extern struct lwo LWO_GuageHead, LWO_GuageFace, LWO_GuageDial, LWO_GuageConnector; extern struct lwo LWO_ElbowBolts, LWO_ElbowCoins; -static float front_shininess[] = -{60.0}; -static float front_specular[] = -{0.7, 0.7, 0.7, 1.0}; -static float ambient0[] = -{0.4, 0.4, 0.4, 1.0}; -static float diffuse0[] = -{1.0, 1.0, 1.0, 1.0}; -static float ambient1[] = -{0.2, 0.2, 0.2, 1.0}; -static float diffuse1[] = -{0.5, 0.5, 0.5, 1.0}; -static float position0[] = -{1.0, 1.0, 1.0, 0.0}; -static float position1[] = -{-1.0, -1.0, 1.0, 0.0}; -static float lmodel_ambient[] = -{0.5, 0.5, 0.5, 1.0}; -static float lmodel_twoside[] = -{GL_TRUE}; - -static float MaterialRed[] = -{0.7, 0.0, 0.0, 1.0}; -static float MaterialGreen[] = -{0.1, 0.5, 0.2, 1.0}; -static float MaterialBlue[] = -{0.0, 0.0, 0.7, 1.0}; -static float MaterialCyan[] = -{0.2, 0.5, 0.7, 1.0}; -static float MaterialYellow[] = -{0.7, 0.7, 0.0, 1.0}; -static float MaterialMagenta[] = -{0.6, 0.2, 0.5, 1.0}; -static float MaterialWhite[] = -{0.7, 0.7, 0.7, 1.0}; -static float MaterialGray[] = -{0.2, 0.2, 0.2, 1.0}; +static const float front_shininess[] = {60.0}; +static const float front_specular[] = {0.7, 0.7, 0.7, 1.0}; +static const float ambient0[] = {0.4, 0.4, 0.4, 1.0}; +static const float diffuse0[] = {1.0, 1.0, 1.0, 1.0}; +static const float ambient1[] = {0.2, 0.2, 0.2, 1.0}; +static const float diffuse1[] = {0.5, 0.5, 0.5, 1.0}; +static const float position0[] = {1.0, 1.0, 1.0, 0.0}; +static const float position1[] = {-1.0, -1.0, 1.0, 0.0}; +static const float lmodel_ambient[] = {0.5, 0.5, 0.5, 1.0}; +static const float lmodel_twoside[] = {GL_TRUE}; + +static const float MaterialRed[] = {0.7, 0.0, 0.0, 1.0}; +static const float MaterialGreen[] = {0.1, 0.5, 0.2, 1.0}; +static const float MaterialBlue[] = {0.0, 0.0, 0.7, 1.0}; +static const float MaterialCyan[] = {0.2, 0.5, 0.7, 1.0}; +static const float MaterialYellow[] = {0.7, 0.7, 0.0, 1.0}; +static const float MaterialMagenta[] = {0.6, 0.2, 0.5, 1.0}; +static const float MaterialWhite[] = {0.7, 0.7, 0.7, 1.0}; +static const float MaterialGray[] = {0.2, 0.2, 0.2, 1.0}; static pipesstruct *pipes = NULL; static void -MakeTube(int direction) +MakeTube(ModeInfo *mi, int direction) { float an; float SINan_3, COSan_3; @@ -213,13 +198,16 @@ MakeTube(int direction) /*dirNEAR = 00000100 */ /*dirFAR = 00000101 */ - glRotatef(90.0, (direction & 6) ? 0.0 : 1.0, (direction & 2) ? 1.0 : 0.0, 0.0); - + if (!(direction & 4)) { + glRotatef(90.0, (direction & 2) ? 0.0 : 1.0, + (direction & 2) ? 1.0 : 0.0, 0.0); + } glBegin(GL_QUAD_STRIP); for (an = 0.0; an <= 2.0 * M_PI; an += M_PI / 12.0) { glNormal3f((COSan_3 = cos(an) / 3.0), (SINan_3 = sin(an) / 3.0), 0.0); glVertex3f(COSan_3, SINan_3, one_third); glVertex3f(COSan_3, SINan_3, -one_third); + mi->polygon_count++; } glEnd(); } @@ -300,6 +288,7 @@ myElbow(ModeInfo * mi, int bolted) glVertex3fv(p1); glNormal3fv(n0); glVertex3fv(p0); + mi->polygon_count++; glEnd(); } } @@ -312,8 +301,10 @@ myElbow(ModeInfo * mi, int bolted) glRotatef(90.0, 0.0, 1.0, 0.0); glTranslatef(0.0, one_third, one_third); glCallList(pp->elbowcoins); + mi->polygon_count += LWO_ElbowCoins.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialGray); glCallList(pp->elbowbolts); + mi->polygon_count += LWO_ElbowBolts.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, pp->system_color); glPopMatrix(); glFrontFace(GL_CCW); @@ -385,9 +376,11 @@ MakeValve(ModeInfo * mi, int newdir) } glFrontFace(GL_CW); glCallList(pp->betweenbolts); + mi->polygon_count += LWO_PipeBetweenBolts.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialGray); glCallList(pp->bolts); - if (!MI_WIN_IS_MONO(mi)) { + mi->polygon_count += LWO_Bolts3D.num_pnts/3; + if (!MI_IS_MONO(mi)) { if (pp->system_color == MaterialRed) { glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, NRAND(2) ? MaterialYellow : MaterialBlue); } else if (pp->system_color == MaterialBlue) { @@ -409,6 +402,7 @@ MakeValve(ModeInfo * mi, int newdir) } glRotatef((GLfloat) (NRAND(90)), 1.0, 0.0, 0.0); glCallList(pp->valve); + mi->polygon_count += LWO_BigValve.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, pp->system_color); glFrontFace(GL_CCW); } @@ -434,11 +428,14 @@ MakeGuage(ModeInfo * mi, int newdir) if ((newdir == dirLEFT) || (newdir == dirRIGHT)) glRotatef(90.0, 0.0, 1.0, 0.0); glCallList(pp->betweenbolts); + mi->polygon_count += LWO_PipeBetweenBolts.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialGray); glCallList(pp->bolts); + mi->polygon_count += LWO_Bolts3D.num_pnts/3; glPopMatrix(); glCallList(pp->guageconnector); + mi->polygon_count += LWO_GuageConnector.num_pnts/3; glPushMatrix(); glTranslatef(0.0, 1.33333, 0.0); /* Do not change the above to 1 + ONE_THIRD, because */ @@ -446,14 +443,17 @@ MakeGuage(ModeInfo * mi, int newdir) glRotatef(NRAND(270) + 45.0, 0.0, 0.0, -1.0); /* Random rotation for the dial. I love it. */ glCallList(pp->guagedial); + mi->polygon_count += LWO_GuageDial.num_pnts/3; glPopMatrix(); glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, pp->system_color); glCallList(pp->guagehead); + mi->polygon_count += LWO_GuageHead.num_pnts/3; /* GuageFace is drawn last, in case of low-res depth buffers. */ glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialWhite); glCallList(pp->guageface); + mi->polygon_count += LWO_GuageFace.num_pnts/3; glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, pp->system_color); glFrontFace(GL_CCW); @@ -467,7 +467,7 @@ MakeShape(ModeInfo * mi, int newdir) switch (NRAND(2)) { case 1: if (!MakeGuage(mi, newdir)) - MakeTube(newdir); + MakeTube(mi, newdir); break; default: MakeValve(mi, newdir); @@ -475,10 +475,205 @@ MakeShape(ModeInfo * mi, int newdir) } } -static void pinit(ModeInfo * mi, int zera); +static void +pinit(ModeInfo * mi, int zera) +{ + pipesstruct *pp = &pipes[MI_SCREEN(mi)]; + int X, Y, Z; + + if (zera) + mi->polygon_count = 0; + + glClearDepth(1.0); + glClearColor(0.0, 0.0, 0.0, 1.0); + glColor3f(1.0, 1.0, 1.0); + + glLightfv(GL_LIGHT0, GL_AMBIENT, ambient0); + glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse0); + glLightfv(GL_LIGHT0, GL_POSITION, position0); + glLightfv(GL_LIGHT1, GL_AMBIENT, ambient1); + glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse1); + glLightfv(GL_LIGHT1, GL_POSITION, position1); + glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient); + glLightModelfv(GL_LIGHT_MODEL_TWO_SIDE, lmodel_twoside); + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + glEnable(GL_LIGHT1); + glEnable(GL_DEPTH_TEST); + glEnable(GL_NORMALIZE); + glEnable(GL_CULL_FACE); + + glShadeModel(GL_SMOOTH); + glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, front_shininess); + glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, front_specular); + + if (zera) { + pp->system_number = 1; + glDrawBuffer(dbuf_p ? GL_BACK : GL_FRONT); + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + (void) memset(pp->Cells, 0, sizeof (pp->Cells)); + for (X = 0; X < HCELLS; X++) { + for (Y = 0; Y < VCELLS; Y++) { + pp->Cells[X][Y][0] = 1; + pp->Cells[X][Y][HCELLS - 1] = 1; + pp->Cells[0][Y][X] = 1; + pp->Cells[HCELLS - 1][Y][X] = 1; + } + } + for (X = 0; X < HCELLS; X++) { + for (Z = 0; Z < HCELLS; Z++) { + pp->Cells[X][0][Z] = 1; + pp->Cells[X][VCELLS - 1][Z] = 1; + } + } + (void) memset(pp->usedcolors, 0, sizeof (pp->usedcolors)); + if ((pp->initial_rotation += 10.0) > 45.0) { + pp->initial_rotation -= 90.0; + } + } + pp->counter = 0; + pp->turncounter = 0; + + if (!MI_IS_MONO(mi)) { + int collist[DEFINEDCOLORS]; + int i, j, lower = 1000; + + /* Avoid repeating colors on the same screen unless necessary */ + for (i = 0; i < DEFINEDCOLORS; i++) { + if (lower > pp->usedcolors[i]) + lower = pp->usedcolors[i]; + } + for (i = 0, j = 0; i < DEFINEDCOLORS; i++) { + if (pp->usedcolors[i] == lower) { + collist[j] = i; + j++; + } + } + i = collist[NRAND(j)]; + pp->usedcolors[i]++; + switch (i) { + case 0: + pp->system_color = MaterialRed; + break; + case 1: + pp->system_color = MaterialGreen; + break; + case 2: + pp->system_color = MaterialBlue; + break; + case 3: + pp->system_color = MaterialCyan; + break; + case 4: + pp->system_color = MaterialYellow; + break; + case 5: + pp->system_color = MaterialMagenta; + break; + case 6: + pp->system_color = MaterialWhite; + break; + } + } else { + pp->system_color = MaterialGray; + } + + do { + pp->PX = NRAND((HCELLS - 1)) + 1; + pp->PY = NRAND((VCELLS - 1)) + 1; + pp->PZ = NRAND((HCELLS - 1)) + 1; + } while (pp->Cells[pp->PX][pp->PY][pp->PZ] || + (pp->Cells[pp->PX + 1][pp->PY][pp->PZ] && pp->Cells[pp->PX - 1][pp->PY][pp->PZ] && + pp->Cells[pp->PX][pp->PY + 1][pp->PZ] && pp->Cells[pp->PX][pp->PY - 1][pp->PZ] && + pp->Cells[pp->PX][pp->PY][pp->PZ + 1] && pp->Cells[pp->PX][pp->PY][pp->PZ - 1])); + pp->Cells[pp->PX][pp->PY][pp->PZ] = 1; + pp->olddir = dirNone; + + FindNeighbors(mi); + + pp->nowdir = SelectNeighbor(mi); +} + +ENTRYPOINT void +reshape_pipes(ModeInfo * mi, int width, int height) +{ + pipesstruct *pp = &pipes[MI_SCREEN(mi)]; + pinit(mi, 1); + + glViewport(0, 0, pp->WindW = (GLint) width, pp->WindH = (GLint) height); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + /*glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 15.0); */ + gluPerspective(65.0, (GLfloat) width / (GLfloat) height, 0.1, 20.0); + glMatrixMode(GL_MODELVIEW); + + glClear(GL_COLOR_BUFFER_BIT); +} + +ENTRYPOINT void +init_pipes (ModeInfo * mi) +{ + int screen = MI_SCREEN(mi); + pipesstruct *pp; + + if (pipes == NULL) { + if ((pipes = (pipesstruct *) calloc(MI_NUM_SCREENS(mi), + sizeof (pipesstruct))) == NULL) + return; + } + pp = &pipes[screen]; + + pp->window = MI_WINDOW(mi); + if ((pp->glx_context = init_GL(mi)) != NULL) { + + reshape_pipes(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); + if (rotatepipes) + pp->initial_rotation = NRAND(180); /* jwz */ + else + pp->initial_rotation = -10.0; + pinit(mi, 1); + + if (factory > 0) { + pp->valve = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_BigValve); + pp->bolts = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_Bolts3D); + pp->betweenbolts = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_PipeBetweenBolts); + + pp->elbowbolts = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_ElbowBolts); + pp->elbowcoins = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_ElbowCoins); + + pp->guagehead = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_GuageHead); + pp->guageface = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_GuageFace); + pp->guagedial = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_GuageDial); + pp->guageconnector = BuildLWO(MI_IS_WIREFRAME(mi), &LWO_GuageConnector); + } + /* else they are all 0, thanks to calloc(). */ + + if (MI_COUNT(mi) < 1 || MI_COUNT(mi) > NofSysTypes + 1) { + pp->system_type = NRAND(NofSysTypes) + 1; + } else { + pp->system_type = MI_COUNT(mi); + } + + if (MI_CYCLES(mi) > 0 && MI_CYCLES(mi) < 11) { + pp->number_of_systems = MI_CYCLES(mi); + } else { + pp->number_of_systems = 5; + } + + if (MI_SIZE(mi) < 10) { + pp->system_length = 10; + } else if (MI_SIZE(mi) > 1000) { + pp->system_length = 1000; + } else { + pp->system_length = MI_SIZE(mi); + } + } else { + MI_CLEARWINDOW(mi); + } +} -void -draw_pipes(ModeInfo * mi) +ENTRYPOINT void +draw_pipes (ModeInfo * mi) { pipesstruct *pp = &pipes[MI_SCREEN(mi)]; @@ -488,20 +683,27 @@ draw_pipes(ModeInfo * mi) int newdir; int OPX, OPY, OPZ; - glXMakeCurrent(display, window, pp->glx_context); + if (!pp->glx_context) + return; + + glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(pp->glx_context)); + + if (pp->reset) { + if (--pp->reset) { + /* Would be nice to fade to black here, by drawing successive quads + over the whole scene with gamma. */ + return; + } + pinit(mi, 1); + } -#if defined( MESA ) && defined( SLOW ) - glDrawBuffer(GL_BACK); -#else - glDrawBuffer(GL_FRONT); -#endif glPushMatrix(); glTranslatef(0.0, 0.0, fisheye ? -3.8 : -4.8); if (rotatepipes) glRotatef(pp->initial_rotation, 0.0, 1.0, 0.0); - if (!MI_WIN_IS_ICONIC(mi)) { + if (!MI_IS_ICONIC(mi)) { /* Width/height ratio handled by gluPerspective() now. */ glScalef(Scale4Window, Scale4Window, Scale4Window); } else { @@ -525,16 +727,15 @@ draw_pipes(ModeInfo * mi) glTranslatef((pp->PX - 16) / 3.0 * 4.0, (pp->PY - 12) / 3.0 * 4.0, (pp->PZ - 16) / 3.0 * 4.0); /* Finish the system with another sphere */ mySphere(0.6); -#if defined( MESA ) && defined( SLOW ) - glXSwapBuffers(display, window); -#endif + glPopMatrix(); /* If the maximum number of system was drawn, restart (clearing the screen), */ /* else start a new system. */ if (++pp->system_number > pp->number_of_systems) { - (void) sleep(1); - pinit(mi, 1); + /* pause doing nothing for N seconds before clearing the screen. */ + int secs = 3; + pp->reset = secs * 1000000 / MI_PAUSE(mi); } else { pinit(mi, 0); } @@ -573,7 +774,7 @@ draw_pipes(ModeInfo * mi) if ((pp->counter > 1) && (NRAND(100) < factory)) { MakeShape(mi, newdir); } else { - MakeTube(newdir); + MakeTube(mi, newdir); } glPopMatrix(); } else { @@ -757,215 +958,35 @@ draw_pipes(ModeInfo * mi) /* Cells'face pipe */ glTranslatef(((pp->PX + OPX) / 2.0 - 16) / 3.0 * 4.0, ((pp->PY + OPY) / 2.0 - 12) / 3.0 * 4.0, ((pp->PZ + OPZ) / 2.0 - 16) / 3.0 * 4.0); - MakeTube(newdir); + MakeTube(mi, newdir); glPopMatrix(); glFlush(); -#if defined( MESA ) && defined( SLOW ) - pp->flip = !pp->flip; - if (pp->flip) - glXSwapBuffers(display, window); -#endif -} - -static void -reshape(ModeInfo * mi, int width, int height) -{ - pipesstruct *pp = &pipes[MI_SCREEN(mi)]; + if (dbuf_p) + glXSwapBuffers(display, window); - glViewport(0, 0, pp->WindW = (GLint) width, pp->WindH = (GLint) height); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - /*glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 15.0); */ - gluPerspective(65.0, (GLfloat) width / (GLfloat) height, 0.1, 20.0); - glMatrixMode(GL_MODELVIEW); + if (mi->fps_p) do_fps (mi); } -static void -pinit(ModeInfo * mi, int zera) +#ifndef STANDALONE +ENTRYPOINT void +change_pipes (ModeInfo * mi) { pipesstruct *pp = &pipes[MI_SCREEN(mi)]; - int X, Y, Z; - - glClearDepth(1.0); - glClearColor(0.0, 0.0, 0.0, 1.0); - glColor3f(1.0, 1.0, 1.0); - - glLightfv(GL_LIGHT0, GL_AMBIENT, ambient0); - glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse0); - glLightfv(GL_LIGHT0, GL_POSITION, position0); - glLightfv(GL_LIGHT1, GL_AMBIENT, ambient1); - glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse1); - glLightfv(GL_LIGHT1, GL_POSITION, position1); - glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient); - glLightModelfv(GL_LIGHT_MODEL_TWO_SIDE, lmodel_twoside); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_LIGHT1); - glEnable(GL_DEPTH_TEST); - glEnable(GL_NORMALIZE); - glEnable(GL_CULL_FACE); - - glShadeModel(GL_SMOOTH); - glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, front_shininess); - glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, front_specular); - - if (zera) { - pp->system_number = 1; - glDrawBuffer(GL_FRONT_AND_BACK); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - (void) memset(pp->Cells, 0, sizeof (pp->Cells)); - for (X = 0; X < HCELLS; X++) { - for (Y = 0; Y < VCELLS; Y++) { - pp->Cells[X][Y][0] = 1; - pp->Cells[X][Y][HCELLS - 1] = 1; - pp->Cells[0][Y][X] = 1; - pp->Cells[HCELLS - 1][Y][X] = 1; - } - } - for (X = 0; X < HCELLS; X++) { - for (Z = 0; Z < HCELLS; Z++) { - pp->Cells[X][0][Z] = 1; - pp->Cells[X][VCELLS - 1][Z] = 1; - } - } - (void) memset(pp->usedcolors, 0, sizeof (pp->usedcolors)); - if ((pp->initial_rotation += 10.0) > 45.0) { - pp->initial_rotation -= 90.0; - } - } - pp->counter = 0; - pp->turncounter = 0; - - if (!MI_WIN_IS_MONO(mi)) { - int collist[DEFINEDCOLORS]; - int i, j, lower = 1000; - - /* Avoid repeating colors on the same screen unless necessary */ - for (i = 0; i < DEFINEDCOLORS; i++) { - if (lower > pp->usedcolors[i]) - lower = pp->usedcolors[i]; - } - for (i = 0, j = 0; i < DEFINEDCOLORS; i++) { - if (pp->usedcolors[i] == lower) { - collist[j] = i; - j++; - } - } - i = collist[NRAND(j)]; - pp->usedcolors[i]++; - switch (i) { - case 0: - pp->system_color = MaterialRed; - break; - case 1: - pp->system_color = MaterialGreen; - break; - case 2: - pp->system_color = MaterialBlue; - break; - case 3: - pp->system_color = MaterialCyan; - break; - case 4: - pp->system_color = MaterialYellow; - break; - case 5: - pp->system_color = MaterialMagenta; - break; - case 6: - pp->system_color = MaterialWhite; - break; - } - } else { - pp->system_color = MaterialGray; - } - - do { - pp->PX = NRAND((HCELLS - 1)) + 1; - pp->PY = NRAND((VCELLS - 1)) + 1; - pp->PZ = NRAND((HCELLS - 1)) + 1; - } while (pp->Cells[pp->PX][pp->PY][pp->PZ] || - (pp->Cells[pp->PX + 1][pp->PY][pp->PZ] && pp->Cells[pp->PX - 1][pp->PY][pp->PZ] && - pp->Cells[pp->PX][pp->PY + 1][pp->PZ] && pp->Cells[pp->PX][pp->PY - 1][pp->PZ] && - pp->Cells[pp->PX][pp->PY][pp->PZ + 1] && pp->Cells[pp->PX][pp->PY][pp->PZ - 1])); - pp->Cells[pp->PX][pp->PY][pp->PZ] = 1; - pp->olddir = dirNone; - - FindNeighbors(mi); - - pp->nowdir = SelectNeighbor(mi); -} - -void -init_pipes(ModeInfo * mi) -{ - int screen = MI_SCREEN(mi); - pipesstruct *pp; - if (pipes == NULL) { - if ((pipes = (pipesstruct *) calloc(MI_NUM_SCREENS(mi), - sizeof (pipesstruct))) == NULL) - return; - } - pp = &pipes[screen]; - - pp->glx_context = init_GL(mi); + if (!pp->glx_context) + return; - reshape(mi, MI_WIN_WIDTH(mi), MI_WIN_HEIGHT(mi)); - pp->initial_rotation = -10.0; + glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(pp->glx_context)); pinit(mi, 1); - - if (factory > 0) { - pp->valve = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_BigValve); - pp->bolts = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_Bolts3D); - pp->betweenbolts = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_PipeBetweenBolts); - - pp->elbowbolts = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_ElbowBolts); - pp->elbowcoins = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_ElbowCoins); - - pp->guagehead = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_GuageHead); - pp->guageface = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_GuageFace); - pp->guagedial = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_GuageDial); - pp->guageconnector = BuildLWO(MI_WIN_IS_WIREFRAME(mi), &LWO_GuageConnector); - } - /* else they are all 0, thanks to calloc(). */ - - if (MI_BATCHCOUNT(mi) < 1 || MI_BATCHCOUNT(mi) > NofSysTypes + 1) { - pp->system_type = NRAND(NofSysTypes) + 1; - } else { - pp->system_type = MI_BATCHCOUNT(mi); - } - - if (MI_CYCLES(mi) > 0 && MI_CYCLES(mi) < 11) { - pp->number_of_systems = MI_CYCLES(mi); - } else { - pp->number_of_systems = 5; - } - - if (MI_SIZE(mi) < 10) { - pp->system_length = 10; - } else if (MI_SIZE(mi) > 1000) { - pp->system_length = 1000; - } else { - pp->system_length = MI_SIZE(mi); - } - } +#endif /* !STANDALONE */ -void -change_pipes(ModeInfo * mi) -{ - pipesstruct *pp = &pipes[MI_SCREEN(mi)]; - - glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), pp->glx_context); - pinit(mi, 1); -} -void -release_pipes(ModeInfo * mi) +ENTRYPOINT void +release_pipes (ModeInfo * mi) { if (pipes != NULL) { int screen; @@ -973,36 +994,40 @@ release_pipes(ModeInfo * mi) for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++) { pipesstruct *pp = &pipes[screen]; - /* Display lists MUST be freed while their glXContext is current. */ - glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), pp->glx_context); - - if (pp->valve) - glDeleteLists(pp->valve, 1); - if (pp->bolts) - glDeleteLists(pp->bolts, 1); - if (pp->betweenbolts) - glDeleteLists(pp->betweenbolts, 1); - - if (pp->elbowbolts) - glDeleteLists(pp->elbowbolts, 1); - if (pp->elbowcoins) - glDeleteLists(pp->elbowcoins, 1); - - if (pp->guagehead) - glDeleteLists(pp->guagehead, 1); - if (pp->guageface) - glDeleteLists(pp->guageface, 1); - if (pp->guagedial) - glDeleteLists(pp->guagedial, 1); - if (pp->guageconnector) - glDeleteLists(pp->guageconnector, 1); + if (pp->glx_context) { + + /* Display lists MUST be freed while their glXContext is current. */ + glXMakeCurrent(MI_DISPLAY(mi), pp->window, *(pp->glx_context)); + + if (pp->valve) + glDeleteLists(pp->valve, 1); + if (pp->bolts) + glDeleteLists(pp->bolts, 1); + if (pp->betweenbolts) + glDeleteLists(pp->betweenbolts, 1); + + if (pp->elbowbolts) + glDeleteLists(pp->elbowbolts, 1); + if (pp->elbowcoins) + glDeleteLists(pp->elbowcoins, 1); + + if (pp->guagehead) + glDeleteLists(pp->guagehead, 1); + if (pp->guageface) + glDeleteLists(pp->guageface, 1); + if (pp->guagedial) + glDeleteLists(pp->guagedial, 1); + if (pp->guageconnector) + glDeleteLists(pp->guageconnector, 1); + } } - /* Don't destroy the glXContext. init_GL does that. */ - (void) free((void *) pipes); pipes = NULL; } + FreeAllGL(mi); } +XSCREENSAVER_MODULE ("Pipes", pipes) + #endif