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changed to step up to floor

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This commit is contained in:
Dave Schuyler 2004-04-13 01:12:59 +00:00
parent 7bcd6ca646
commit 2e28debd73
1 changed files with 25 additions and 3 deletions
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26
panda/src/collide/collisionHandlerGravity.cxx
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@ -63,9 +63,16 @@ CollisionHandlerGravity::
float CollisionHandlerGravity::
set_highest_collision(const NodePath &target_node_path, const NodePath &from_node_path, const Entries &entries) {
// Get the maximum height for all collisions with this node.
// This is really the distance to-the-ground, so it will
// be negative when the avatar is above the ground.
// Larger values (less negative) are higher elevation (assuming
// the avatar is right-side-up (or the ray is plumb)).
bool got_max = false;
bool got_min = false;
float max_height = 0.0f;
float min_height = 0.0f;
CollisionEntry *highest = NULL;
CollisionEntry *lowest = NULL;
Entries::const_iterator ei;
for (ei = entries.begin(); ei != entries.end(); ++ei) {
@ -81,13 +88,27 @@ set_highest_collision(const NodePath &target_node_path, const NodePath &from_nod
}
float height = point[2];
if (!got_max || height > max_height) {
if (height < _offset &&
(!got_max || height > max_height)) {
got_max = true;
max_height = height;
highest = entry;
}
if (!got_min || height < min_height) {
got_min = true;
min_height = height;
lowest = entry;
}
}
}
if (!got_max && got_min) {
// We've fallen through the world, but we're also under some walkable
// geometry.
// Move us up to the lowest surface:
got_max = true;
max_height = min_height;
highest = lowest;
}
//#*#_has_contact = got_max;
#if 0
@ -144,7 +165,7 @@ handle_entries() {
float max_height = set_highest_collision(def._target, from_node_path, entries);
// Now set our height accordingly.
float adjust = max_height + _offset;
float adjust = max_height; // #*# + _offset;
if (_current_velocity > 0.0f || !IS_THRESHOLD_ZERO(adjust, 0.001)) {
if (collide_cat.is_debug()) {
collide_cat.debug()
@ -202,6 +223,7 @@ handle_entries() {
return okflag;
}
////////////////////////////////////////////////////////////////////
// Function: CollisionHandlerGravity::apply_linear_force
// Access: Protected, Virtual