FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Moved osgParticle across to standard OSG coding style.

Browse Source
This commit is contained in:
Robert Osfield
2005-04-29 09:47:57 +00:00
parent 6211eb7b48
commit 6b5238c294
44 changed files with 1035 additions and 1027 deletions
Download Patch File Download Diff File Expand all files Collapse all files

100
src/osgParticle/ParticleSystem.cpp
View File

@@ -18,44 +18,44 @@
osgParticle::ParticleSystem::ParticleSystem()
: osg::Drawable(),
def_bbox_(osg::Vec3(-10, -10, -10), osg::Vec3(10, 10, 10)),
alignment_(BILLBOARD),
align_X_axis_(1, 0, 0),
align_Y_axis_(0, 1, 0),
doublepass_(false),
frozen_(false),
bmin_(0, 0, 0),
bmax_(0, 0, 0),
reset_bounds_flag_(false),
bounds_computed_(false),
def_ptemp_(Particle()),
last_frame_(0),
freeze_on_cull_(false),
detail_(1),
draw_count_(0)
_def_bbox(osg::Vec3(-10, -10, -10), osg::Vec3(10, 10, 10)),
_alignment(BILLBOARD),
_align_X_axis(1, 0, 0),
_align_Y_axis(0, 1, 0),
_doublepass(false),
_frozen(false),
_bmin(0, 0, 0),
_bmax(0, 0, 0),
_reset_bounds_flag(false),
_bounds_computed(false),
_def_ptemp(Particle()),
_last_frame(0),
_freeze_on_cull(false),
_detail(1),
_draw_count(0)
{
// we don't support display lists because particle systems
// are dynamic, and they always changes between frames
setSupportsDisplayList(false);
}
osgParticle::ParticleSystem::ParticleSystem(const ParticleSystem &copy, const osg::CopyOp &copyop)
osgParticle::ParticleSystem::ParticleSystem(const ParticleSystem& copy, const osg::CopyOp& copyop)
: osg::Drawable(copy, copyop),
def_bbox_(copy.def_bbox_),
alignment_(copy.alignment_),
align_X_axis_(copy.align_X_axis_),
align_Y_axis_(copy.align_Y_axis_),
doublepass_(copy.doublepass_),
frozen_(copy.frozen_),
bmin_(copy.bmin_),
bmax_(copy.bmax_),
reset_bounds_flag_(copy.reset_bounds_flag_),
bounds_computed_(copy.bounds_computed_),
def_ptemp_(copy.def_ptemp_),
last_frame_(copy.last_frame_),
freeze_on_cull_(copy.freeze_on_cull_),
detail_(copy.detail_),
draw_count_(0)
_def_bbox(copy._def_bbox),
_alignment(copy._alignment),
_align_X_axis(copy._align_X_axis),
_align_Y_axis(copy._align_Y_axis),
_doublepass(copy._doublepass),
_frozen(copy._frozen),
_bmin(copy._bmin),
_bmax(copy._bmax),
_reset_bounds_flag(copy._reset_bounds_flag),
_bounds_computed(copy._bounds_computed),
_def_ptemp(copy._def_ptemp),
_last_frame(copy._last_frame),
_freeze_on_cull(copy._freeze_on_cull),
_detail(copy._detail),
_draw_count(0)
{
}
@@ -66,19 +66,19 @@ osgParticle::ParticleSystem::~ParticleSystem()
void osgParticle::ParticleSystem::update(double dt)
{
// reset bounds
reset_bounds_flag_ = true;
_reset_bounds_flag = true;
// set up iterators for particles
Particle_vector::iterator i;
Particle_vector::iterator end = particles_.end();
Particle_vector::iterator end = _particles.end();
// update particles
for (i=particles_.begin(); i!=end; ++i) {
for (i=_particles.begin(); i!=end; ++i) {
if (i->isAlive()) {
if (i->update(dt)) {
update_bounds(i->getPosition(), i->getCurrentSize());
} else {
deadparts_.push(&(*i));
_deadparts.push(&(*i));
}
}
}
@@ -87,16 +87,16 @@ void osgParticle::ParticleSystem::update(double dt)
dirtyBound();
}
void osgParticle::ParticleSystem::drawImplementation(osg::State &state) const
void osgParticle::ParticleSystem::drawImplementation(osg::State& state) const
{
// update the frame count, so other objects can detect when
// this particle system is culled
last_frame_ = state.getFrameStamp()->getFrameNumber();
_last_frame = state.getFrameStamp()->getFrameNumber();
// get the current modelview matrix
osg::Matrix modelview = state.getModelViewMatrix();
if (alignment_ == BILLBOARD)
if (_alignment == BILLBOARD)
state.applyModelViewMatrix(0);
// set up depth mask for first rendering pass
@@ -110,7 +110,7 @@ void osgParticle::ParticleSystem::drawImplementation(osg::State &state) const
glPopAttrib();
// render, second pass
if (doublepass_) {
if (_doublepass) {
// set up color mask for second rendering pass
glPushAttrib(GL_COLOR_BUFFER_BIT);
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
@@ -123,7 +123,7 @@ void osgParticle::ParticleSystem::drawImplementation(osg::State &state) const
}
}
void osgParticle::ParticleSystem::setDefaultAttributes(const std::string &texturefile, bool emissive_particles, bool lighting, int texture_unit)
void osgParticle::ParticleSystem::setDefaultAttributes(const std::string& texturefile, bool emissive_particles, bool lighting, int texture_unit)
{
osg::StateSet *stateset = new osg::StateSet;
@@ -160,33 +160,33 @@ void osgParticle::ParticleSystem::setDefaultAttributes(const std::string &textur
}
void osgParticle::ParticleSystem::single_pass_render(osg::State & /*state*/, const osg::Matrix &modelview) const
void osgParticle::ParticleSystem::single_pass_render(osg::State& /*state*/, const osg::Matrix& modelview) const
{
draw_count_ = 0;
if (particles_.size() <= 0) return;
_draw_count = 0;
if (_particles.size() <= 0) return;
Particle_vector::const_iterator i;
Particle_vector::const_iterator i0 = particles_.begin();
Particle_vector::const_iterator end = particles_.end();
Particle_vector::const_iterator i0 = _particles.begin();
Particle_vector::const_iterator end = _particles.end();
i0->beginRender();
float scale = sqrtf(static_cast<float>(detail_));
for (i=i0; i<end; i+=detail_) {
float scale = sqrtf(static_cast<float>(_detail));
for (i=i0; i<end; i+=_detail) {
if (i->isAlive()) {
if (i->getShape() != i0->getShape()) {
i0->endRender();
i->beginRender();
i0 = i;
}
++draw_count_;
++_draw_count;
switch (alignment_) {
switch (_alignment) {
case BILLBOARD:
i->render(modelview.preMult(i->getPosition()), osg::Vec3(1, 0, 0), osg::Vec3(0, 1, 0), scale);
break;
case FIXED:
i->render(i->getPosition(), align_X_axis_, align_Y_axis_, scale);
i->render(i->getPosition(), _align_X_axis, _align_Y_axis, scale);
break;
default: ;
}