void keyboard(unsigned char c, int iXPos, int iYPos)
{
switch(c)
{
case 'w':
camInputTravel(g_Input, tri_pos);
break;
case 's':
camInputTravel(g_Input, tri_neg);
break;
case 'a':
pushTail(seedPlanetValues(createNewElement()));
break;
case 'd': {
jrPlanet* pDel = popTail();
if (pDel == g_pFollowing) {
resetFollow();
}
destroy(pDel);
break; }
case 'q':
g_bMaintainPlanets = !g_bMaintainPlanets;
break;
}
}
void reset() {
resetFollow();
while (g_pHead != 0) {
destroy(popTail());
}
pushTail(initSun(createNewElement())); //init sun
}
// {{{ copyList
List * copyList(List * l) {
List * res = allocList();
if (nb(l) !=0) {
Item * it = begin(l);
while (it != NULL) {
pushTail(res, num(it), val(it));
it = next(it);
}
}
return res;
}
void myInit()
{
initMaths();
camInit(g_Camera);
camInputInit(g_Input);
camInputExplore(g_Input, true);
glClearColor(0.01f, 0.01f, 0.01f, 0.0f); //sets the colour values to use when clearing the colours, essentially sets the canvas colour
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHT0); //sets the colour of the light (0 == white)
glEnable(GL_LIGHTING); //allows GL to make lighting calculations
glEnableClientState(GL_VERTEX_ARRAY);
pushTail(initSun(createNewElement())); //init sun
loadTextures();
}
// {{{ insertNum
void insertNum(List * l, int num, int val) {
if (val == 0) popNum(l,num);
else if (nb(l) == 0 || num(begin(l)) > num) pushHead(l, num, val);
else if (num(end(l)) < num) pushTail(l, num, val);
else {
Item * it = begin(l);
while (num(it) < num) it = next(it);
if (num(it) == num) val(it) = val;
else {
Item * i = (Item*) malloc(SIZE_ITEM);
num(i) = num; val(i) = val;
prev(i) = prev(it); next(i) = it;
next(prev(it)) = i; prev(it) = i;
nb(l)++;
}
}
}
void rightClickMenu(int iCommand) {
switch (iCommand) { //change to constants
case PAUSE:
g_bPlaying = false;
break;
case PLAY:
g_bPlaying = true;
break;
case RESET:
reset();
break;
case LONG_TRAILS: {
resetTrails();
g_iHistoryVariableLength = iHistoryMax;
break; }
case SHORT_TRAILS: {
resetTrails();
g_iHistoryVariableLength = g_iHistoryVariableLength / 3;
if (g_iHistoryVariableLength < 300) {
g_iHistoryVariableLength = 300; //with alpha, any shorter and they are basically off
}
break; }
case TRAILS_OFF:
g_bTrailsOn = false;
break;
case TRAILS_ON:
g_bTrailsOn = true;
break;
case INCREASE_FPS:
g_fFPSMultiplier += 0.2f;
break;
case DECREASE_FPS: {
g_fFPSMultiplier -= 0.2f;
if (g_fFPSMultiplier < 0.2f) { //stops it from having 0 fps, which currently would cause a crash
g_fFPSMultiplier = 0.2f;
}
break; }
case SAVE:
saveFile();
break;
case LOAD:
loadFile();
break;
case INCREASE_POPCAP:
g_iMaintainPlanetNumber = g_iMaintainPlanetNumber * 2;
break;
case DECREASE_POPCAP:
g_iMaintainPlanetNumber = g_iMaintainPlanetNumber / 2;
break;
case TEXTURES_ON:
g_bTexturesOn = true;
break;
case TEXTURES_OFF:
g_bTexturesOn = false;
break;
case PARTICLES_ON:
g_bParticlesOn = true;
break;
case PARTICLES_OFF:
g_bParticlesOn = false;
break;
case INCREASE_VELOCITY:
g_fVelocityMultiplier *= 2.0f;
break;
case DECREASE_VELOCITY:
g_fVelocityMultiplier /= 2.0f;
break;
case REVERSE_VELOCITY:
g_fVelocityMultiplier *= -1.0f;
break;
case INCREASE_SIZE: {
if (g_pFollowing) {
g_pFollowing->fMass *= 2.0f;
g_pFollowing->fSize *= 2.0f;
g_pFollowing->iSlices += 5;
g_pFollowing->iSegments += 5;
}
break; }
case DECREASE_SIZE: {
if (g_pFollowing) {
g_pFollowing->fMass /= 2.0f;
g_pFollowing->fSize /= 2.0f;
g_pFollowing->iSlices = 20;
g_pFollowing->iSegments = 20;
}
break; }
case REMOVE_VELOCITY: {
if (g_pFollowing) {
vecInitDVec(g_pFollowing->afVelocity);
vecInitDVec(g_pFollowing->afAcceleration);
}
break; }
case CHANGE_COLOUR: {
if (g_pFollowing) {
g_pFollowing->afDiffuse[0] = randFloat(0.3f, 0.8f);
g_pFollowing->afDiffuse[1] = randFloat(0.3f, 0.8f);
g_pFollowing->afDiffuse[2] = randFloat(0.3f, 0.8f);
g_pFollowing->afAmbient[0] = g_pFollowing->afDiffuse[0] / 2.0f;
g_pFollowing->afAmbient[1] = g_pFollowing->afDiffuse[1] / 2.0f;
g_pFollowing->afAmbient[2] = g_pFollowing->afDiffuse[2] / 2.0f;
}
break; }
case STOP_FOLLOWING:
resetFollow();
break;
case SPHERE:
pushTail(seedPlanetValues(createNewElement()));
break;
case CUBE:
pushTail(seedCubeValues(createNewElement()));
break;
case CONE:
pushTail(seedConeValues(createNewElement()));
break;
case TEAPOT:
pushTail(seedTeapotValues(createNewElement()));
break;
case VERY_LARGE_SPHERE: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fSize = randFloat(50.0f, 100.0f);
pPlanet->fMass = pPlanet->fSize * 20;
pPlanet->iSegments = 30;
pPlanet->iSlices = 30;
pushTail(pPlanet);
break; }
case COMET: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fSize = pPlanet->fSize / 2;
pPlanet->fMass = pPlanet->fSize * 20;
pPlanet->m_bParticles = true;
pushTail(pPlanet);
break; }
case SUN: {
jrPlanet* pSun = initSun(createNewElement());
pSun->afPosition[0] = randFloat(-3000.0f, 3000.0f);
pSun->afPosition[1] = randFloat(-3000.0f, 3000.0f);
pSun->afPosition[2] = randFloat(-3000.0f, 3000.0f);
pushTail(pSun);
break; }
case EARTH: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fMass *= 1.5f;
pPlanet->fSize *= 1.5f;
pPlanet->iSegments = 20;
pPlanet->iSlices = 20;
pPlanet->afDiffuse[0] = 0.2f;
pPlanet->afDiffuse[1] = 0.4f;
pPlanet->afDiffuse[2] = 0.8f;
pPlanet->afAmbient[0] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[1] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[2] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->iType = EARTH;
pushTail(pPlanet);
break; }
case MOON: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fMass *= 1.5f;
pPlanet->fSize *= 1.5f;
pPlanet->iSegments = 20;
pPlanet->iSlices = 20;
pPlanet->afDiffuse[0] = 0.8f;
pPlanet->afDiffuse[1] = 0.8f;
pPlanet->afDiffuse[2] = 0.8f;
pPlanet->afAmbient[0] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[1] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[2] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->iType = MOON;
pushTail(pPlanet);
break; }
case MARS: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fMass *= 1.5f;
pPlanet->fSize *= 1.5f;
pPlanet->iSegments = 20;
pPlanet->iSlices = 20;
pPlanet->afDiffuse[0] = 0.8f;
pPlanet->afDiffuse[1] = 0.3f;
pPlanet->afDiffuse[2] = 0.3f;
pPlanet->afAmbient[0] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[1] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[2] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->iType = MARS;
pushTail(pPlanet);
break; }
case DEATH_STAR: {
jrPlanet* pPlanet = seedPlanetValues(createNewElement());
pPlanet->fMass *= 1.5f;
pPlanet->fSize *= 1.5f;
pPlanet->iSegments = 20;
pPlanet->iSlices = 20;
pPlanet->afDiffuse[0] = 0.2f;
pPlanet->afDiffuse[1] = 0.2f;
pPlanet->afDiffuse[2] = 0.2f;
pPlanet->afAmbient[0] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[1] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->afAmbient[2] = pPlanet->afDiffuse[0] / 2.0f;
pPlanet->iType = DEATH_STAR;
pushTail(pPlanet);
break; }
}
}
void loadFile() {
g_bMaintainPlanets = false; //create a blank canvas
reset();
popTail();
char sFileName[512];
strcpy(sFileName, "savefile.sav\0");
printf("Loading %s\n", sFileName);
FILE *pFile = fopen(sFileName, "r");
if (pFile) {
while(!feof(pFile)) {
char sFileContents[32768];
fscanf(pFile, " %s ", sFileContents);
char *cToken = strtok(sFileContents, ",");
while(cToken != '\0') {
jrPlanet* pPlanet = createNewElement();
pPlanet->fSize = atof(cToken);
cToken = strtok(0, ",");
pPlanet->fMass = atof(cToken);
cToken = strtok(0, ",");
pPlanet->fRotationAngle = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afPosition[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afPosition[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afPosition[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afPosition[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->iHistoryCount = 0;
pPlanet->afAmbient[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAmbient[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAmbient[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAmbient[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afDiffuse[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afDiffuse[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afDiffuse[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afDiffuse[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afVelocity[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afVelocity[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afVelocity[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afVelocity[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAcceleration[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAcceleration[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAcceleration[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afAcceleration[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afForce[0] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afForce[1] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afForce[2] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->afForce[3] = atof(cToken);
cToken = strtok(0, ",");
pPlanet->iSegments = atoi(cToken);
cToken = strtok(0, ",");
pPlanet->iSlices = atoi(cToken);
cToken = strtok(0, ",");
for (int i = 0; i < iHistoryMax; i++) {
pPlanet->afPositionHistory[i] = pPlanet->afPosition[0];
i++;
pPlanet->afPositionHistory[i] = pPlanet->afPosition[1];
i++;
pPlanet->afPositionHistory[i] = pPlanet->afPosition[2];
}
pPlanet->iType = atof(cToken);
cToken = strtok(0, ",");
pPlanet->m_bParticles = !!atoi(cToken);
cToken = strtok(0, ",");
pPlanet->m_bFixed = !!atoi(cToken);
cToken = strtok(0, ",");
pushTail(pPlanet);
}
}
fclose(pFile);
}
}
void maintainPlanetNumber() {
if (getNumberOfPlanets() < g_iMaintainPlanetNumber) {
pushTail(seedPlanetValues(createNewElement()));
}
}