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add -l option

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This commit is contained in:
David Rose 2003-11-05 00:45:24 +00:00
parent f367e64cb5
commit f4b1a218d6
1 changed files with 33 additions and 1 deletions
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34
panda/src/testbed/pview.cxx
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@ -17,6 +17,7 @@
////////////////////////////////////////////////////////////////////
#include "pandaFramework.h"
#include "textNode.h"
#ifndef HAVE_GETOPT
#include "gnu_getopt.h"
@ -72,6 +73,11 @@ help() {
" Automatically center models within the viewing window on startup.\n"
" This can also be achieved with the 'c' hotkey at runtime.\n\n"
" -l\n"
" Open the window before loading any models with the text \"Loading\"\n"
" displayed in the window. The default is not to open the window\n"
" until all models are loaded.\n\n"
" -h\n"
" Display this help text.\n\n";
}
@ -82,10 +88,11 @@ main(int argc, char *argv[]) {
framework.set_window_title("Panda Viewer");
bool auto_center = false;
bool show_loading = false;
// extern char *optarg;
extern int optind;
static const char *optflags = "ch";
static const char *optflags = "clh";
int flag = getopt(argc, argv, optflags);
while (flag != EOF) {
@ -94,6 +101,10 @@ main(int argc, char *argv[]) {
auto_center = true;
break;
case 'l':
show_loading = true;
break;
case 'h':
help();
return 1;
@ -113,6 +124,26 @@ main(int argc, char *argv[]) {
if (window != (WindowFramework *)NULL) {
// We've successfully opened a window.
NodePath loading_np;
if (show_loading) {
// Put up a "loading" message for the user's benefit.
NodePath aspect_2d = window->get_aspect_2d();
PT(TextNode) loading = new TextNode("loading");
loading_np = aspect_2d.attach_new_node(loading);
loading_np.set_scale(0.125f);
loading->set_text_color(1.0f, 1.0f, 1.0f, 1.0f);
loading->set_shadow_color(0.0f, 0.0f, 0.0f, 1.0f);
loading->set_shadow(0.04f, 0.04f);
loading->set_align(TextNode::A_center);
loading->set_text("Loading...");
// Allow a couple of frames to go by so the window will be fully
// created and the text will be visible.
framework.do_frame();
framework.do_frame();
}
window->enable_keyboard();
window->setup_trackball();
framework.get_models().instance_to(window->get_render());
@ -123,6 +154,7 @@ main(int argc, char *argv[]) {
window->load_models(framework.get_models(), argc, argv);
}
window->loop_animations();
loading_np.remove_node();
if (auto_center) {
window->center_trackball(framework.get_models());