polar uv scrolling

This commit is contained in:
Zachary Pavlov 2009-08-04 22:05:37 +00:00
parent 95b101e7f3
commit 8db00b4f74
8 changed files with 75 additions and 8 deletions

View File

@ -1062,6 +1062,11 @@ set_scroll_v(const double v_speed) {
_v_speed = v_speed;
}
INLINE void EggGroup::
set_scroll_r(const double r_speed) {
_r_speed = r_speed;
}
INLINE double EggGroup::
get_scroll_u() const {
return _u_speed;
@ -1072,7 +1077,13 @@ get_scroll_v() const {
return _v_speed;
}
INLINE double EggGroup::
get_scroll_r() const {
return _r_speed;
}
INLINE bool EggGroup::
has_scrolling_uvs() {
return (_u_speed != 0) || (_v_speed != 0);
return (_u_speed != 0) || (_v_speed != 0) || (_r_speed != 0);
}

View File

@ -272,8 +272,10 @@ PUBLISHED:
INLINE void set_scroll_u(const double u_speed);
INLINE void set_scroll_v(const double v_speed);
INLINE void set_scroll_r(const double r_speed);
INLINE double get_scroll_u() const;
INLINE double get_scroll_v() const;
INLINE double get_scroll_r() const;
INLINE bool has_scrolling_uvs();
@ -378,6 +380,7 @@ private:
double _u_speed;
double _v_speed;
double _r_speed;
// This is the <DefaultPose> entry for a <Joint>. It is not the
// <Transform> entry (that is stored via inheritance, in the

View File

@ -1298,6 +1298,9 @@ group_body:
} else if (cmp_nocase_uh(name, "scroll_v") == 0) {
group->set_scroll_v(value);
} else if (cmp_nocase_uh(name, "scroll_r") == 0) {
group->set_scroll_r(value);
} else if (cmp_nocase_uh(name, "blend") == 0) {
EggGroup::BlendMode blend_mode =
EggGroup::string_blend_mode(strval);

View File

@ -1880,7 +1880,7 @@ make_node(EggGroup *egg_group, PandaNode *parent) {
make_node(*ci, node);
}
} else if (egg_group->has_scrolling_uvs()) {
node = new UvScrollNode(egg_group->get_name(), egg_group->get_scroll_u(), egg_group->get_scroll_v());
node = new UvScrollNode(egg_group->get_name(), egg_group->get_scroll_u(), egg_group->get_scroll_v(), egg_group->get_scroll_r());
EggGroup::const_iterator ci;
for (ci = egg_group->begin(); ci != egg_group->end(); ++ci) {

View File

@ -19,15 +19,33 @@
// Description:
////////////////////////////////////////////////////////////////////
INLINE UvScrollNode::
UvScrollNode(const string &name, float u_speed, float v_speed) :
UvScrollNode(const string &name, float u_speed, float v_speed, float r_speed) :
PandaNode(name),
_start_time(ClockObject::get_global_clock()->get_frame_time()),
_u_speed(u_speed),
_v_speed(v_speed)
_v_speed(v_speed),
_r_speed(r_speed)
{
set_cull_callback();
}
////////////////////////////////////////////////////////////////////
// Function: UvScrollNode::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE UvScrollNode::
UvScrollNode(const string &name) :
PandaNode(name),
_start_time(ClockObject::get_global_clock()->get_frame_time()),
_u_speed(0),
_v_speed(0),
_r_speed(0)
{
set_cull_callback();
}
////////////////////////////////////////////////////////////////////
// Function: UvSctrollNode::set_u_speed
// Access: Published
@ -48,6 +66,15 @@ set_v_speed(float v_speed) {
_v_speed = v_speed;
}
////////////////////////////////////////////////////////////////////
// Function: UvSctrollNode::set_r_speed
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
INLINE void UvScrollNode::
set_r_speed(float r_speed) {
_r_speed = r_speed;
}
////////////////////////////////////////////////////////////////////
// Function: UvSctrollNode::get_u_speed
@ -69,6 +96,16 @@ get_v_speed() const {
return _v_speed;
}
////////////////////////////////////////////////////////////////////
// Function: UvSctrollNode::get_r_speed
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
INLINE float UvScrollNode::
get_r_speed() const {
return _r_speed;
}
////////////////////////////////////////////////////////////////////
// Function: UvScrollNode::Copy Constructor
// Access: Protected

View File

@ -61,6 +61,7 @@ write_datagram(BamWriter *manager, Datagram &dg) {
PandaNode::write_datagram(manager, dg);
dg.add_float32(_u_speed);
dg.add_float32(_v_speed);
dg.add_float32(_r_speed);
}
////////////////////////////////////////////////////////////////////
@ -73,7 +74,7 @@ write_datagram(BamWriter *manager, Datagram &dg) {
////////////////////////////////////////////////////////////////////
TypedWritable *UvScrollNode::
make_from_bam(const FactoryParams &params) {
UvScrollNode *node = new UvScrollNode("",0,0);
UvScrollNode *node = new UvScrollNode("");
DatagramIterator scan;
BamReader *manager;
@ -96,6 +97,10 @@ fillin(DatagramIterator &scan, BamReader *manager) {
_u_speed = scan.get_float32();
_v_speed = scan.get_float32();
if(manager->get_file_minor_ver() >=22) {
_r_speed = scan.get_float32();
}
}
////////////////////////////////////////////////////////////////////
@ -126,7 +131,10 @@ fillin(DatagramIterator &scan, BamReader *manager) {
bool UvScrollNode::
cull_callback(CullTraverser * trav, CullTraverserData &data) {
double elapsed = ClockObject::get_global_clock()->get_frame_time() - _start_time;
CPT(TransformState) ts = TransformState::make_pos2d(LVecBase2f(cmod(elapsed*_u_speed,1.0)/1.0, cmod(elapsed*_v_speed,1.0)/1.0));
CPT(TransformState) ts = TransformState::make_pos_hpr(
LVecBase3f(cmod(elapsed*_u_speed,1.0)/1.0, cmod(elapsed*_v_speed,1.0)/1.0,0),
LVecBase3f((cmod(elapsed*_r_speed,1.0)/1.0)*360,0,0));
CPT(RenderAttrib) tm = TexMatrixAttrib::make(TextureStage::get_default(), ts);
CPT(RenderState) rs = RenderState::make_empty()->set_attrib(tm);
data._state = data._state->compose(rs);

View File

@ -28,7 +28,8 @@
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA_PGRAPH UvScrollNode : public PandaNode {
PUBLISHED:
INLINE UvScrollNode(const string &name, float u_speed, float v_speed);
INLINE UvScrollNode(const string &name, float u_speed, float v_speed, float r_speed);
INLINE UvScrollNode(const string &name);
protected:
INLINE UvScrollNode(const UvScrollNode &copy);
@ -42,12 +43,15 @@ public:
PUBLISHED:
INLINE void set_u_speed(float u_speed);
INLINE void set_v_speed(float v_speed);
INLINE void set_r_speed(float r_speed);
INLINE float get_u_speed() const;
INLINE float get_v_speed() const;
INLINE float get_r_speed() const;
private:
float _u_speed;
float _v_speed;
float _r_speed;
double _start_time;

View File

@ -33,7 +33,7 @@ static const unsigned short _bam_major_ver = 6;
// Bumped to major version 6 on 2/11/06 to factor out PandaNode::CData.
static const unsigned short _bam_first_minor_ver = 14;
static const unsigned short _bam_minor_ver = 21;
static const unsigned short _bam_minor_ver = 22;
// Bumped to minor version 14 on 12/19/07 to change default ColorAttrib.
// Bumped to minor version 15 on 4/9/08 to add TextureAttrib::_implicit_sort.
// Bumped to minor version 16 on 5/13/08 to add Texture::_quality_level.
@ -42,6 +42,7 @@ static const unsigned short _bam_minor_ver = 21;
// Bumped to minor version 19 on 8/14/08 to add PandaNode::_bounds_type.
// Bumped to minor version 20 on 4/21/09 to add MovingPartBase::_forced_channel.
// Bumped to minor version 21 on 2/26/08 to add BamEnums::BamObjectCode.
// Bumped to minor version 22 on 7/31/09 to add UvScrollNode R speed.
#endif