void Camera::applyPreset(eCameraPresetType preset) {
float fov = 0.0f;
setAspect(g_f3dCameraPresets[preset].sensor_width / g_f3dCameraPresets[preset].sensor_height);
fov = 2.0f * (atanf(g_f3dCameraPresets[preset].sensor_width / (2.0f * g_f3dCameraPresets[preset].focal_len)));
setFOV(fov);
}
/**************************************
Here are the constructors.
***************************************/
Camera::Camera(){
setEyeX(0.0);
setEyeY(0.0);
setEyeZ(0.0);
setCenterX(0.0);
setCenterY(0.0);
setCenterZ(0.0);
setUpX(0.0);
setUpY(0.0);
setUpZ(0.0);
setFovy(0.0);
setAspect(0.0);
setZNear(0.0);
setZFar(0.0);
mouseDirection[0] = 0;
mouseDirection[1] = 1;
mouseDirection[2] = 0;
glMatrixMode(GL_MODELVIEW);
move[0] = false;
move[1] = false;
move[2] = false;
move[3] = false;
}
Camera::Camera(double eyeX, double eyeY, double eyeZ, double centerX, double centerY, double centerZ, double upX,double upY,double upZ, double fovy, double aspect, double zNear, double zFar){
setEyeX(eyeX);
setEyeY(eyeY);
setEyeZ(eyeZ);
setCenterX(centerX);
setCenterY(centerY);
setCenterZ(centerZ);
setUpX(upX);
setUpY(upY);
setUpZ(upZ);
setFovy(fovy);
setAspect(aspect);
setZNear(zNear);
setZFar(zFar);
mouseDirection[0] = 0;
mouseDirection[1] = 90;
mouseDirection[2] = 0;
glMatrixMode(GL_MODELVIEW);
move[0] = false;
move[1] = false;
move[2] = false;
move[3] = false;
}
void Camera::reset(int canvasWidth, int canvasHeight)
{
currentViewingVolume = defaultViewingVolume;
roll = 0.0;
pitch = 0.0;
yaw = 0.0;
setAspect(((double) canvasWidth) / canvasHeight);
}
SDL_Surface *TText::render()
{
if (strlen(str) == 0) {
setAspect(0, 0);
return NULL;
}
SDL_Surface *t = TTF_RenderUTF8_Shaded(font, str, forecolor, backcolor);
if ( t == NULL ) {
fprintf(stderr, "Couldn't render text: %s\n", SDL_GetError());
TTF_CloseFont(font);
}
setAspect(t->w, t->h);
return t;
}
void Camera::setOptionalsToDefaults()
{
GeometricalTransformation::setOptionalsToDefaults();
ProjectionTransformation::setOptionalsToDefaults();
setScissor( vgm::Rectangle2i(0, 0, 1600, 1200) );
setAspect( (1) );
setZNear( (0.01f) );
setZFar( (3996.f) );
}
void Camera::setPerspective(double fovy,double aspect,double zNear,double zFar){
glLoadIdentity();
glEnable(GL_DEPTH_TEST);
glMatrixMode(GL_PROJECTION);
glMatrixMode(GL_MODELVIEW);
setFovy(fovy);
setAspect(aspect);
setZNear(zNear);
setZFar(zFar);
}
Camera::Camera(vec3 position,vec3 center,vec3 upVector,int ImgSizeX, int ImgSizeY, float FOV)
{
//setFov(ImgSizeX, ImgSizeY);
up = upVector;
cent = center;
pos = position;
imgResX = ImgSizeX;
imgResY = ImgSizeY;
fov = FOV;
setAspect(ImgSizeX,ImgSizeY);
setFov(fov);
recalc();
}
void dot_layout_intl(Agraph_t * g, struct _DotStats* stats) {
aspect_t aspect;
aspect_t* asp;
setEdgeType (g, ET_SPLINE);
asp = setAspect (g, &aspect);
dot_init_node_edge(g);
do {
dot_rank(g, asp, stats);
resetNodeCountOnRanks(g);
if(stats->stopFunc && stats->stopFunc(PROGRESS_AFTER_RANK)) {
return;
}
if (aspect.badGraph) {
agerr(AGWARN, "dot does not support the aspect attribute for disconnected graphs or graphs with clusters\n");
asp = NULL;
aspect.nextIter = 0;
}
dot_mincross(g, (asp != NULL), stats);
if(stats->stopFunc && stats->stopFunc(PROGRESS_AFTER_MX)) {
return;
}
dot_position(g, asp, stats);
if(stats->stopFunc && stats->stopFunc(PROGRESS_AFTER_POSITION)) {
return;
}
aspect.nPasses--;
} while (aspect.nextIter && aspect.nPasses);
dot_sameports(g);
dot_splines(g);
if (mapbool(agget(g, "compound")))
dot_compoundEdges(g);
dotneato_postprocess(g);
if(stats->stopFunc) {
stats->stopFunc(PROGRESS_LAYOUT_FINISH);
}
}
static void dotLayout(Agraph_t * g)
{
aspect_t aspect;
aspect_t* asp;
int maxphase = late_int(g, agfindgraphattr(g,"phase"), -1, 1);
setEdgeType (g, ET_SPLINE);
asp = setAspect (g, &aspect);
dot_init_subg(g,g);
dot_init_node_edge(g);
do {
dot_rank(g, asp);
if (maxphase == 1) {
attach_phase_attrs (g, 1);
return;
}
if (aspect.badGraph) {
agerr(AGWARN, "dot does not support the aspect attribute for disconnected graphs or graphs with clusters\n");
asp = NULL;
aspect.nextIter = 0;
}
dot_mincross(g, (asp != NULL));
if (maxphase == 2) {
attach_phase_attrs (g, 2);
return;
}
dot_position(g, asp);
if (maxphase == 3) {
attach_phase_attrs (g, 2); /* positions will be attached on output */
return;
}
aspect.nPasses--;
} while (aspect.nextIter && aspect.nPasses);
if (GD_flags(g) & NEW_RANK)
removeFill (g);
dot_sameports(g);
dot_splines(g);
if (mapbool(agget(g, "compound")))
dot_compoundEdges(g);
}
