diff options
Diffstat (limited to 'code/splines/splines.cpp')
| -rwxr-xr-x | code/splines/splines.cpp | 1250 |
1 files changed, 1250 insertions, 0 deletions
diff --git a/code/splines/splines.cpp b/code/splines/splines.cpp new file mode 100755 index 0000000..61830fe --- /dev/null +++ b/code/splines/splines.cpp @@ -0,0 +1,1250 @@ +/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code 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.
+
+Quake III Arena source code 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 Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+===========================================================================
+*/
+
+//#include "stdafx.h"
+//#include "qe3.h"
+
+#include "q_shared.hpp"
+#include "splines.h"
+
+extern "C" {
+int FS_Write( const void *buffer, int len, fileHandle_t h );
+int FS_ReadFile( const char *qpath, void **buffer );
+void FS_FreeFile( void *buffer );
+fileHandle_t FS_FOpenFileWrite( const char *filename );
+void FS_FCloseFile( fileHandle_t f );
+}
+
+float Q_fabs( float f ) {
+ int tmp = * ( int * ) &f;
+ tmp &= 0x7FFFFFFF;
+ return * ( float * ) &tmp;
+}
+
+
+//#include "../shared/windings.h"
+//#include "../qcommon/qcommon.h"
+//#include "../sys/sys_public.h"
+//#include "../game/game_entity.h"
+
+idCameraDef splineList;
+idCameraDef *g_splineList = &splineList;
+
+idVec3_t idSplineList::zero(0,0,0);
+/*
+void glLabeledPoint(idVec3_t &color, idVec3_t &point, float size, const char *label) {
+ qglColor3fv(color);
+ qglPointSize(size);
+ qglBegin(GL_POINTS);
+ qglVertex3fv(point);
+ qglEnd();
+ idVec3_t v = point;
+ v.x += 1;
+ v.y += 1;
+ v.z += 1;
+ qglRasterPos3fv (v);
+ qglCallLists (strlen(label), GL_UNSIGNED_BYTE, label);
+}
+
+
+void glBox(idVec3_t &color, idVec3_t &point, float size) {
+ idVec3_t mins(point);
+ idVec3_t maxs(point);
+ mins[0] -= size;
+ mins[1] += size;
+ mins[2] -= size;
+ maxs[0] += size;
+ maxs[1] -= size;
+ maxs[2] += size;
+ qglColor3fv(color);
+ qglBegin(GL_LINE_LOOP);
+ qglVertex3f(mins[0],mins[1],mins[2]);
+ qglVertex3f(maxs[0],mins[1],mins[2]);
+ qglVertex3f(maxs[0],maxs[1],mins[2]);
+ qglVertex3f(mins[0],maxs[1],mins[2]);
+ qglEnd();
+ qglBegin(GL_LINE_LOOP);
+ qglVertex3f(mins[0],mins[1],maxs[2]);
+ qglVertex3f(maxs[0],mins[1],maxs[2]);
+ qglVertex3f(maxs[0],maxs[1],maxs[2]);
+ qglVertex3f(mins[0],maxs[1],maxs[2]);
+ qglEnd();
+
+ qglBegin(GL_LINES);
+ qglVertex3f(mins[0],mins[1],mins[2]);
+ qglVertex3f(mins[0],mins[1],maxs[2]);
+ qglVertex3f(mins[0],maxs[1],maxs[2]);
+ qglVertex3f(mins[0],maxs[1],mins[2]);
+ qglVertex3f(maxs[0],mins[1],mins[2]);
+ qglVertex3f(maxs[0],mins[1],maxs[2]);
+ qglVertex3f(maxs[0],maxs[1],maxs[2]);
+ qglVertex3f(maxs[0],maxs[1],mins[2]);
+ qglEnd();
+
+}
+
+void splineTest() {
+ //g_splineList->load("p:/doom/base/maps/test_base1.camera");
+}
+
+void splineDraw() {
+ //g_splineList->addToRenderer();
+}
+
+
+//extern void D_DebugLine( const idVec3_t &color, const idVec3_t &start, const idVec3_t &end );
+
+void debugLine(idVec3_t &color, float x, float y, float z, float x2, float y2, float z2) {
+ //idVec3_t from(x, y, z);
+ //idVec3_t to(x2, y2, z2);
+ //D_DebugLine(color, from, to);
+}
+
+
+void idSplineList::addToRenderer() {
+
+ if (controlPoints.Num() == 0) {
+ return;
+ }
+
+ idVec3_t mins, maxs;
+ idVec3_t yellow(1.0, 1.0, 0);
+ idVec3_t white(1.0, 1.0, 1.0);
+ int i;
+
+ for(i = 0; i < controlPoints.Num(); i++) {
+ VectorCopy(*controlPoints[i], mins);
+ VectorCopy(mins, maxs);
+ mins[0] -= 8;
+ mins[1] += 8;
+ mins[2] -= 8;
+ maxs[0] += 8;
+ maxs[1] -= 8;
+ maxs[2] += 8;
+ debugLine( yellow, mins[0], mins[1], mins[2], maxs[0], mins[1], mins[2]);
+ debugLine( yellow, maxs[0], mins[1], mins[2], maxs[0], maxs[1], mins[2]);
+ debugLine( yellow, maxs[0], maxs[1], mins[2], mins[0], maxs[1], mins[2]);
+ debugLine( yellow, mins[0], maxs[1], mins[2], mins[0], mins[1], mins[2]);
+
+ debugLine( yellow, mins[0], mins[1], maxs[2], maxs[0], mins[1], maxs[2]);
+ debugLine( yellow, maxs[0], mins[1], maxs[2], maxs[0], maxs[1], maxs[2]);
+ debugLine( yellow, maxs[0], maxs[1], maxs[2], mins[0], maxs[1], maxs[2]);
+ debugLine( yellow, mins[0], maxs[1], maxs[2], mins[0], mins[1], maxs[2]);
+
+ }
+
+ int step = 0;
+ idVec3_t step1;
+ for(i = 3; i < controlPoints.Num(); i++) {
+ for (float tension = 0.0f; tension < 1.001f; tension += 0.1f) {
+ float x = 0;
+ float y = 0;
+ float z = 0;
+ for (int j = 0; j < 4; j++) {
+ x += controlPoints[i - (3 - j)]->x * calcSpline(j, tension);
+ y += controlPoints[i - (3 - j)]->y * calcSpline(j, tension);
+ z += controlPoints[i - (3 - j)]->z * calcSpline(j, tension);
+ }
+ if (step == 0) {
+ step1[0] = x;
+ step1[1] = y;
+ step1[2] = z;
+ step = 1;
+ } else {
+ debugLine( white, step1[0], step1[1], step1[2], x, y, z);
+ step = 0;
+ }
+
+ }
+ }
+}
+*/
+
+void idSplineList::buildSpline() {
+ //int start = Sys_Milliseconds();
+ clearSpline();
+ for(int i = 3; i < controlPoints.Num(); i++) {
+ for (float tension = 0.0f; tension < 1.001f; tension += granularity) {
+ float x = 0;
+ float y = 0;
+ float z = 0;
+ for (int j = 0; j < 4; j++) {
+ x += controlPoints[i - (3 - j)]->x * calcSpline(j, tension);
+ y += controlPoints[i - (3 - j)]->y * calcSpline(j, tension);
+ z += controlPoints[i - (3 - j)]->z * calcSpline(j, tension);
+ }
+ splinePoints.Append(new idVec3_t(x, y, z));
+ }
+ }
+ dirty = false;
+ //Com_Printf("Spline build took %f seconds\n", (float)(Sys_Milliseconds() - start) / 1000);
+}
+
+/*
+void idSplineList::draw(bool editMode) {
+ int i;
+ vec4_t yellow(1, 1, 0, 1);
+
+ if (controlPoints.Num() == 0) {
+ return;
+ }
+
+ if (dirty) {
+ buildSpline();
+ }
+
+
+ qglColor3fv(controlColor);
+ qglPointSize(5);
+
+ qglBegin(GL_POINTS);
+ for (i = 0; i < controlPoints.Num(); i++) {
+ qglVertex3fv(*controlPoints[i]);
+ }
+ qglEnd();
+
+ if (editMode) {
+ for(i = 0; i < controlPoints.Num(); i++) {
+ glBox(activeColor, *controlPoints[i], 4);
+ }
+ }
+
+ //Draw the curve
+ qglColor3fv(pathColor);
+ qglBegin(GL_LINE_STRIP);
+ int count = splinePoints.Num();
+ for (i = 0; i < count; i++) {
+ qglVertex3fv(*splinePoints[i]);
+ }
+ qglEnd();
+
+ if (editMode) {
+ qglColor3fv(segmentColor);
+ qglPointSize(3);
+ qglBegin(GL_POINTS);
+ for (i = 0; i < count; i++) {
+ qglVertex3fv(*splinePoints[i]);
+ }
+ qglEnd();
+ }
+ if (count > 0) {
+ //assert(activeSegment >=0 && activeSegment < count);
+ if (activeSegment >=0 && activeSegment < count) {
+ glBox(activeColor, *splinePoints[activeSegment], 6);
+ glBox(yellow, *splinePoints[activeSegment], 8);
+ }
+ }
+
+}
+*/
+
+float idSplineList::totalDistance() {
+
+ if (controlPoints.Num() == 0) {
+ return 0.0;
+ }
+
+ if (dirty) {
+ buildSpline();
+ }
+
+ float dist = 0.0;
+ idVec3_t temp;
+ int count = splinePoints.Num();
+ for(int i = 1; i < count; i++) {
+ temp = *splinePoints[i-1];
+ temp -= *splinePoints[i];
+ dist += temp.Length();
+ }
+ return dist;
+}
+
+void idSplineList::initPosition(long bt, long totalTime) {
+
+ if (dirty) {
+ buildSpline();
+ }
+
+ if (splinePoints.Num() == 0) {
+ return;
+ }
+
+ baseTime = bt;
+ time = totalTime;
+
+ // calc distance to travel ( this will soon be broken into time segments )
+ splineTime.Clear();
+ splineTime.Append(bt);
+ double dist = totalDistance();
+ double distSoFar = 0.0;
+ idVec3_t temp;
+ int count = splinePoints.Num();
+ //for(int i = 2; i < count - 1; i++) {
+ for(int i = 1; i < count; i++) {
+ temp = *splinePoints[i-1];
+ temp -= *splinePoints[i];
+ distSoFar += temp.Length();
+ double percent = distSoFar / dist;
+ percent *= totalTime;
+ splineTime.Append(percent + bt);
+ }
+ assert(splineTime.Num() == splinePoints.Num());
+ activeSegment = 0;
+}
+
+
+
+float idSplineList::calcSpline(int step, float tension) {
+ switch(step) {
+ case 0: return (pow(1 - tension, 3)) / 6;
+ case 1: return (3 * pow(tension, 3) - 6 * pow(tension, 2) + 4) / 6;
+ case 2: return (-3 * pow(tension, 3) + 3 * pow(tension, 2) + 3 * tension + 1) / 6;
+ case 3: return pow(tension, 3) / 6;
+ }
+ return 0.0;
+}
+
+
+
+void idSplineList::updateSelection(const idVec3_t &move) {
+ if (selected) {
+ dirty = true;
+ VectorAdd(*selected, move, *selected);
+ }
+}
+
+
+void idSplineList::setSelectedPoint(idVec3_t *p) {
+ if (p) {
+ p->Snap();
+ for(int i = 0; i < controlPoints.Num(); i++) {
+ if (*p == *controlPoints[i]) {
+ selected = controlPoints[i];
+ }
+ }
+ } else {
+ selected = NULL;
+ }
+}
+
+const idVec3_t *idSplineList::getPosition(long t) {
+ static idVec3_t interpolatedPos;
+ //static long lastTime = -1;
+
+ int count = splineTime.Num();
+ if (count == 0) {
+ return &zero;
+ }
+
+ Com_Printf("Time: %d\n", t);
+ assert(splineTime.Num() == splinePoints.Num());
+
+ while (activeSegment < count) {
+ if (splineTime[activeSegment] >= t) {
+ if (activeSegment > 0 && activeSegment < count - 1) {
+ double timeHi = splineTime[activeSegment + 1];
+ double timeLo = splineTime[activeSegment - 1];
+ double percent = (timeHi - t) / (timeHi - timeLo);
+ // pick two bounding points
+ idVec3_t v1 = *splinePoints[activeSegment-1];
+ idVec3_t v2 = *splinePoints[activeSegment+1];
+ v2 *= (1.0 - percent);
+ v1 *= percent;
+ v2 += v1;
+ interpolatedPos = v2;
+ return &interpolatedPos;
+ }
+ return splinePoints[activeSegment];
+ } else {
+ activeSegment++;
+ }
+ }
+ return splinePoints[count-1];
+}
+
+void idSplineList::parse(const char *(*text) ) {
+ const char *token;
+ //Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !Q_stricmp (token, "}") ) {
+ break;
+ }
+
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !Q_stricmp (token, "(") || !Q_stricmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "granularity") == 0) {
+ granularity = atof(token);
+ } else if (Q_stricmp(key.c_str(), "name") == 0) {
+ name = token;
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !Q_stricmp (token, "}") ) {
+ break;
+ }
+
+ Com_UngetToken();
+ // read the control point
+ idVec3_t point;
+ Com_Parse1DMatrix( text, 3, point );
+ addPoint(point.x, point.y, point.z);
+ } while (1);
+
+ //Com_UngetToken();
+ //Com_MatchToken( text, "}" );
+ dirty = true;
+}
+
+void idSplineList::write(fileHandle_t file, const char *p) {
+ idStr s = va("\t\t%s {\n", p);
+ FS_Write(s.c_str(), s.length(), file);
+ //s = va("\t\tname %s\n", name.c_str());
+ //FS_Write(s.c_str(), s.length(), file);
+ s = va("\t\t\tgranularity %f\n", granularity);
+ FS_Write(s.c_str(), s.length(), file);
+ int count = controlPoints.Num();
+ for (int i = 0; i < count; i++) {
+ s = va("\t\t\t( %f %f %f )\n", controlPoints[i]->x, controlPoints[i]->y, controlPoints[i]->z);
+ FS_Write(s.c_str(), s.length(), file);
+ }
+ s = "\t\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+
+void idCameraDef::getActiveSegmentInfo(int segment, idVec3_t &origin, idVec3_t &direction, float *fov) {
+#if 0
+ if (!cameraSpline.validTime()) {
+ buildCamera();
+ }
+ double d = (double)segment / numSegments();
+ getCameraInfo(d * totalTime * 1000, origin, direction, fov);
+#endif
+/*
+ if (!cameraSpline.validTime()) {
+ buildCamera();
+ }
+ origin = *cameraSpline.getSegmentPoint(segment);
+
+
+ idVec3_t temp;
+
+ int numTargets = getTargetSpline()->controlPoints.Num();
+ int count = cameraSpline.splineTime.Num();
+ if (numTargets == 0) {
+ // follow the path
+ if (cameraSpline.getActiveSegment() < count - 1) {
+ temp = *cameraSpline.splinePoints[cameraSpline.getActiveSegment()+1];
+ }
+ } else if (numTargets == 1) {
+ temp = *getTargetSpline()->controlPoints[0];
+ } else {
+ temp = *getTargetSpline()->getSegmentPoint(segment);
+ }
+
+ temp -= origin;
+ temp.Normalize();
+ direction = temp;
+*/
+}
+
+bool idCameraDef::getCameraInfo(long time, idVec3_t &origin, idVec3_t &direction, float *fv) {
+
+
+ if ((time - startTime) / 1000 > totalTime) {
+ return false;
+ }
+
+
+ for (int i = 0; i < events.Num(); i++) {
+ if (time >= startTime + events[i]->getTime() && !events[i]->getTriggered()) {
+ events[i]->setTriggered(true);
+ if (events[i]->getType() == idCameraEvent::EVENT_TARGET) {
+ setActiveTargetByName(events[i]->getParam());
+ getActiveTarget()->start(startTime + events[i]->getTime());
+ //Com_Printf("Triggered event switch to target: %s\n",events[i]->getParam());
+ } else if (events[i]->getType() == idCameraEvent::EVENT_TRIGGER) {
+ //idEntity *ent = NULL;
+ //ent = level.FindTarget( ent, events[i]->getParam());
+ //if (ent) {
+ // ent->signal( SIG_TRIGGER );
+ // ent->ProcessEvent( &EV_Activate, world );
+ //}
+ } else if (events[i]->getType() == idCameraEvent::EVENT_FOV) {
+ //*fv = fov = atof(events[i]->getParam());
+ } else if (events[i]->getType() == idCameraEvent::EVENT_STOP) {
+ return false;
+ }
+ }
+ }
+
+ origin = *cameraPosition->getPosition(time);
+
+ *fv = fov.getFOV(time);
+
+ idVec3_t temp = origin;
+
+ int numTargets = targetPositions.Num();
+ if (numTargets == 0) {
+/*
+ // follow the path
+ if (cameraSpline.getActiveSegment() < count - 1) {
+ temp = *cameraSpline.splinePoints[cameraSpline.getActiveSegment()+1];
+ if (temp == origin) {
+ int index = cameraSpline.getActiveSegment() + 2;
+ while (temp == origin && index < count - 1) {
+ temp = *cameraSpline.splinePoints[index++];
+ }
+ }
+ }
+*/
+ } else {
+ temp = *getActiveTarget()->getPosition(time);
+ }
+
+ temp -= origin;
+ temp.Normalize();
+ direction = temp;
+
+ return true;
+}
+
+bool idCameraDef::waitEvent(int index) {
+ //for (int i = 0; i < events.Num(); i++) {
+ // if (events[i]->getSegment() == index && events[i]->getType() == idCameraEvent::EVENT_WAIT) {
+ // return true;
+ // }
+ //}
+ return false;
+}
+
+
+#define NUM_CCELERATION_SEGS 10
+#define CELL_AMT 5
+
+void idCameraDef::buildCamera() {
+ int i;
+ //int lastSwitch = 0;
+ idList<float> waits;
+ idList<int> targets;
+
+ totalTime = baseTime;
+ cameraPosition->setTime(totalTime * 1000);
+ // we have a base time layout for the path and the target path
+ // now we need to layer on any wait or speed changes
+ for (i = 0; i < events.Num(); i++) {
+ //idCameraEvent *ev = events[i];
+ events[i]->setTriggered(false);
+ switch (events[i]->getType()) {
+ case idCameraEvent::EVENT_TARGET : {
+ targets.Append(i);
+ break;
+ }
+ case idCameraEvent::EVENT_WAIT : {
+ waits.Append(atof(events[i]->getParam()));
+ cameraPosition->addVelocity(events[i]->getTime(), atof(events[i]->getParam()) * 1000, 0);
+ break;
+ }
+ case idCameraEvent::EVENT_TARGETWAIT : {
+ //targetWaits.Append(i);
+ break;
+ }
+ case idCameraEvent::EVENT_SPEED : {
+/*
+ // take the average delay between up to the next five segments
+ float adjust = atof(events[i]->getParam());
+ int index = events[i]->getSegment();
+ total = 0;
+ count = 0;
+
+ // get total amount of time over the remainder of the segment
+ for (j = index; j < cameraSpline.numSegments() - 1; j++) {
+ total += cameraSpline.getSegmentTime(j + 1) - cameraSpline.getSegmentTime(j);
+ count++;
+ }
+
+ // multiply that by the adjustment
+ double newTotal = total * adjust;
+ // what is the difference..
+ newTotal -= total;
+ totalTime += newTotal / 1000;
+
+ // per segment difference
+ newTotal /= count;
+ int additive = newTotal;
+
+ // now propogate that difference out to each segment
+ for (j = index; j < cameraSpline.numSegments(); j++) {
+ cameraSpline.addSegmentTime(j, additive);
+ additive += newTotal;
+ }
+ break;
+*/
+ }
+ default: break; // FIXME: what about other idCameraEvent?
+ }
+ }
+
+
+ for (i = 0; i < waits.Num(); i++) {
+ totalTime += waits[i];
+ }
+
+ // on a new target switch, we need to take time to this point ( since last target switch )
+ // and allocate it across the active target, then reset time to this point
+ long timeSoFar = 0;
+ long total = (int)(totalTime * 1000);
+ for (i = 0; i < targets.Num(); i++) {
+ long t;
+ if (i < targets.Num() - 1) {
+ t = events[targets[i+1]]->getTime();
+ } else {
+ t = total - timeSoFar;
+ }
+ // t is how much time to use for this target
+ setActiveTargetByName(events[targets[i]]->getParam());
+ getActiveTarget()->setTime(t);
+ timeSoFar += t;
+ }
+
+
+}
+
+void idCameraDef::startCamera(long t) {
+ buildCamera();
+ cameraPosition->start(t);
+ //for (int i = 0; i < targetPositions.Num(); i++) {
+ // targetPositions[i]->
+ //}
+ startTime = t;
+ cameraRunning = true;
+}
+
+
+void idCameraDef::parse(const char *(*text) ) {
+
+ const char *token;
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !Q_stricmp (token, "}") ) {
+ break;
+ }
+
+ if (Q_stricmp(token, "time") == 0) {
+ baseTime = Com_ParseFloat(text);
+ }
+
+ if (Q_stricmp(token, "camera_fixed") == 0) {
+ cameraPosition = new idFixedPosition();
+ cameraPosition->parse(text);
+ }
+
+ if (Q_stricmp(token, "camera_interpolated") == 0) {
+ cameraPosition = new idInterpolatedPosition();
+ cameraPosition->parse(text);
+ }
+
+ if (Q_stricmp(token, "camera_spline") == 0) {
+ cameraPosition = new idSplinePosition();
+ cameraPosition->parse(text);
+ }
+
+ if (Q_stricmp(token, "target_fixed") == 0) {
+ idFixedPosition *pos = new idFixedPosition();
+ pos->parse(text);
+ targetPositions.Append(pos);
+ }
+
+ if (Q_stricmp(token, "target_interpolated") == 0) {
+ idInterpolatedPosition *pos = new idInterpolatedPosition();
+ pos->parse(text);
+ targetPositions.Append(pos);
+ }
+
+ if (Q_stricmp(token, "target_spline") == 0) {
+ idSplinePosition *pos = new idSplinePosition();
+ pos->parse(text);
+ targetPositions.Append(pos);
+ }
+
+ if (Q_stricmp(token, "fov") == 0) {
+ fov.parse(text);
+ }
+
+ if (Q_stricmp(token, "event") == 0) {
+ idCameraEvent *event = new idCameraEvent();
+ event->parse(text);
+ addEvent(event);
+ }
+
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+
+}
+
+qboolean idCameraDef::load(const char *filename) {
+ char *buf;
+ const char *buf_p;
+ //int length =
+ FS_ReadFile( filename, (void **)&buf );
+ if ( !buf ) {
+ return qfalse;
+ }
+
+ clear();
+ Com_BeginParseSession( filename );
+ buf_p = buf;
+ parse(&buf_p);
+ Com_EndParseSession();
+ FS_FreeFile( buf );
+
+ return qtrue;
+}
+
+void idCameraDef::save(const char *filename) {
+ fileHandle_t file = FS_FOpenFileWrite(filename);
+ if (file) {
+ int i;
+ idStr s = "cameraPathDef { \n";
+ FS_Write(s.c_str(), s.length(), file);
+ s = va("\ttime %f\n", baseTime);
+ FS_Write(s.c_str(), s.length(), file);
+
+ cameraPosition->write(file, va("camera_%s",cameraPosition->typeStr()));
+
+ for (i = 0; i < numTargets(); i++) {
+ targetPositions[i]->write(file, va("target_%s", targetPositions[i]->typeStr()));
+ }
+
+ for (i = 0; i < events.Num(); i++) {
+ events[i]->write(file, "event");
+ }
+
+ fov.write(file, "fov");
+
+ s = "}\n";
+ FS_Write(s.c_str(), s.length(), file);
+ }
+ FS_FCloseFile(file);
+}
+
+int idCameraDef::sortEvents(const void *p1, const void *p2) {
+ idCameraEvent *ev1 = (idCameraEvent*)(p1);
+ idCameraEvent *ev2 = (idCameraEvent*)(p2);
+
+ if (ev1->getTime() > ev2->getTime()) {
+ return -1;
+ }
+ if (ev1->getTime() < ev2->getTime()) {
+ return 1;
+ }
+ return 0;
+}
+
+void idCameraDef::addEvent(idCameraEvent *event) {
+ events.Append(event);
+ //events.Sort(&sortEvents);
+
+}
+void idCameraDef::addEvent(idCameraEvent::eventType t, const char *param, long time) {
+ addEvent(new idCameraEvent(t, param, time));
+ buildCamera();
+}
+
+
+const char *idCameraEvent::eventStr[] = {
+ "NA",
+ "WAIT",
+ "TARGETWAIT",
+ "SPEED",
+ "TARGET",
+ "SNAPTARGET",
+ "FOV",
+ "SCRIPT",
+ "TRIGGER",
+ "STOP"
+};
+
+void idCameraEvent::parse(const char *(*text) ) {
+ const char *token;
+ Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ // here we may have to jump over brush epairs ( only used in editor )
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "type") == 0) {
+ type = static_cast<idCameraEvent::eventType>(atoi(token));
+ } else if (Q_stricmp(key.c_str(), "param") == 0) {
+ paramStr = token;
+ } else if (Q_stricmp(key.c_str(), "time") == 0) {
+ time = atoi(token);
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+}
+
+void idCameraEvent::write(fileHandle_t file, const char *name) {
+ idStr s = va("\t%s {\n", name);
+ FS_Write(s.c_str(), s.length(), file);
+ s = va("\t\ttype %d\n", static_cast<int>(type));
+ FS_Write(s.c_str(), s.length(), file);
+ s = va("\t\tparam %s\n", paramStr.c_str());
+ FS_Write(s.c_str(), s.length(), file);
+ s = va("\t\ttime %d\n", time);
+ FS_Write(s.c_str(), s.length(), file);
+ s = "\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+
+const char *idCameraPosition::positionStr[] = {
+ "Fixed",
+ "Interpolated",
+ "Spline",
+};
+
+
+
+const idVec3_t *idInterpolatedPosition::getPosition(long t) {
+ static idVec3_t interpolatedPos;
+
+ float velocity = getVelocity(t);
+ float timePassed = t - lastTime;
+ lastTime = t;
+
+ // convert to seconds
+ timePassed /= 1000;
+
+ float distToTravel = timePassed *= velocity;
+
+ idVec3_t temp = startPos;
+ temp -= endPos;
+ float distance = temp.Length();
+
+ distSoFar += distToTravel;
+ float percent = (float)(distSoFar) / distance;
+
+ if (percent > 1.0) {
+ percent = 1.0;
+ } else if (percent < 0.0) {
+ percent = 0.0;
+ }
+
+ // the following line does a straigt calc on percentage of time
+ // float percent = (float)(startTime + time - t) / time;
+
+ idVec3_t v1 = startPos;
+ idVec3_t v2 = endPos;
+ v1 *= (1.0 - percent);
+ v2 *= percent;
+ v1 += v2;
+ interpolatedPos = v1;
+ return &interpolatedPos;
+}
+
+
+void idCameraFOV::parse(const char *(*text) ) {
+ const char *token;
+ Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ // here we may have to jump over brush epairs ( only used in editor )
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "fov") == 0) {
+ fov = atof(token);
+ } else if (Q_stricmp(key.c_str(), "startFOV") == 0) {
+ startFOV = atof(token);
+ } else if (Q_stricmp(key.c_str(), "endFOV") == 0) {
+ endFOV = atof(token);
+ } else if (Q_stricmp(key.c_str(), "time") == 0) {
+ time = atoi(token);
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+}
+
+bool idCameraPosition::parseToken(const char *key, const char *(*text)) {
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key, "time") == 0) {
+ time = atol(token);
+ return true;
+ } else if (Q_stricmp(key, "type") == 0) {
+ type = static_cast<idCameraPosition::positionType>(atoi(token));
+ return true;
+ } else if (Q_stricmp(key, "velocity") == 0) {
+ long t = atol(token);
+ token = Com_Parse(text);
+ long d = atol(token);
+ token = Com_Parse(text);
+ float s = atof(token);
+ addVelocity(t, d, s);
+ return true;
+ } else if (Q_stricmp(key, "baseVelocity") == 0) {
+ baseVelocity = atof(token);
+ return true;
+ } else if (Q_stricmp(key, "name") == 0) {
+ name = token;
+ return true;
+ } else if (Q_stricmp(key, "time") == 0) {
+ time = atoi(token);
+ return true;
+ }
+ Com_UngetToken();
+ return false;
+}
+
+
+
+void idFixedPosition::parse(const char *(*text) ) {
+ const char *token;
+ Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ // here we may have to jump over brush epairs ( only used in editor )
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "pos") == 0) {
+ Com_UngetToken();
+ Com_Parse1DMatrix( text, 3, pos );
+ } else {
+ Com_UngetToken();
+ idCameraPosition::parseToken(key.c_str(), text);
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+}
+
+void idInterpolatedPosition::parse(const char *(*text) ) {
+ const char *token;
+ Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ // here we may have to jump over brush epairs ( only used in editor )
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "startPos") == 0) {
+ Com_UngetToken();
+ Com_Parse1DMatrix( text, 3, startPos );
+ } else if (Q_stricmp(key.c_str(), "endPos") == 0) {
+ Com_UngetToken();
+ Com_Parse1DMatrix( text, 3, endPos );
+ } else {
+ Com_UngetToken();
+ idCameraPosition::parseToken(key.c_str(), text);
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+}
+
+
+void idSplinePosition::parse(const char *(*text) ) {
+ const char *token;
+ Com_MatchToken( text, "{" );
+ do {
+ token = Com_Parse( text );
+
+ if ( !token[0] ) {
+ break;
+ }
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ // here we may have to jump over brush epairs ( only used in editor )
+ do {
+ // if token is not a brace, it is a key for a key/value pair
+ if ( !token[0] || !strcmp (token, "(") || !strcmp(token, "}")) {
+ break;
+ }
+
+ Com_UngetToken();
+ idStr key = Com_ParseOnLine(text);
+
+ const char *token = Com_Parse(text);
+ if (Q_stricmp(key.c_str(), "target") == 0) {
+ target.parse(text);
+ } else {
+ Com_UngetToken();
+ idCameraPosition::parseToken(key.c_str(), text);
+ }
+ token = Com_Parse(text);
+
+ } while (1);
+
+ if ( !strcmp (token, "}") ) {
+ break;
+ }
+
+ } while (1);
+
+ Com_UngetToken();
+ Com_MatchToken( text, "}" );
+}
+
+
+
+void idCameraFOV::write(fileHandle_t file, const char *p) {
+ idStr s = va("\t%s {\n", p);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\tfov %f\n", fov);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\tstartFOV %f\n", startFOV);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\tendFOV %f\n", endFOV);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\ttime %i\n", time);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = "\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+
+void idCameraPosition::write(fileHandle_t file, const char *p) {
+
+ idStr s = va("\t\ttime %i\n", time);
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\ttype %i\n", static_cast<int>(type));
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\tname %s\n", name.c_str());
+ FS_Write(s.c_str(), s.length(), file);
+
+ s = va("\t\tbaseVelocity %f\n", baseVelocity);
+ FS_Write(s.c_str(), s.length(), file);
+
+ for (int i = 0; i < velocities.Num(); i++) {
+ s = va("\t\tvelocity %i %i %f\n", velocities[i]->startTime, velocities[i]->time, velocities[i]->speed);
+ FS_Write(s.c_str(), s.length(), file);
+ }
+
+}
+
+void idFixedPosition::write(fileHandle_t file, const char *p) {
+ idStr s = va("\t%s {\n", p);
+ FS_Write(s.c_str(), s.length(), file);
+ idCameraPosition::write(file, p);
+ s = va("\t\tpos ( %f %f %f )\n", pos.x, pos.y, pos.z);
+ FS_Write(s.c_str(), s.length(), file);
+ s = "\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+void idInterpolatedPosition::write(fileHandle_t file, const char *p) {
+ idStr s = va("\t%s {\n", p);
+ FS_Write(s.c_str(), s.length(), file);
+ idCameraPosition::write(file, p);
+ s = va("\t\tstartPos ( %f %f %f )\n", startPos.x, startPos.y, startPos.z);
+ FS_Write(s.c_str(), s.length(), file);
+ s = va("\t\tendPos ( %f %f %f )\n", endPos.x, endPos.y, endPos.z);
+ FS_Write(s.c_str(), s.length(), file);
+ s = "\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+void idSplinePosition::write(fileHandle_t file, const char *p) {
+ idStr s = va("\t%s {\n", p);
+ FS_Write(s.c_str(), s.length(), file);
+ idCameraPosition::write(file, p);
+ target.write(file, "target");
+ s = "\t}\n";
+ FS_Write(s.c_str(), s.length(), file);
+}
+
+void idCameraDef::addTarget(const char *name, idCameraPosition::positionType type) {
+ //const char *text = (name == NULL) ? va("target0%d", numTargets()+1) : name; // TTimo: unused
+ idCameraPosition *pos = newFromType(type);
+ if (pos) {
+ pos->setName(name);
+ targetPositions.Append(pos);
+ activeTarget = numTargets()-1;
+ if (activeTarget == 0) {
+ // first one
+ addEvent(idCameraEvent::EVENT_TARGET, name, 0);
+ }
+ }
+}
+
+
+
+idCameraDef camera;
+
+extern "C" {
+qboolean loadCamera(const char *name) {
+ camera.clear();
+ return static_cast<qboolean>(camera.load(name));
+}
+
+qboolean getCameraInfo(int time, float *origin, float*angles) {
+ idVec3_t dir, org;
+ org[0] = origin[0];
+ org[1] = origin[1];
+ org[2] = origin[2];
+ float fov = 90;
+ if (camera.getCameraInfo(time, org, dir, &fov)) {
+ origin[0] = org[0];
+ origin[1] = org[1];
+ origin[2] = org[2];
+ angles[1] = atan2 (dir[1], dir[0])*180/3.14159;
+ angles[0] = asin (dir[2])*180/3.14159;
+ return qtrue;
+ }
+ return qfalse;
+}
+
+void startCamera(int time) {
+ camera.startCamera(time);
+}
+
+}
+
+
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