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Minor comment changes in example 16

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git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6306 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien 2022-03-14 17:59:47 +00:00
parent 530ddbf32f
commit d31b7aa261
1 changed files with 17 additions and 14 deletions
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31
examples/16.Quake3MapShader/main.cpp
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@ -41,7 +41,7 @@ using namespace irr;
using namespace scene; using namespace scene;
/* /*
Again, to be able to use the Irrlicht.DLL file, we need to link with the Again, to be able to use the Irrlicht.dll on Windows, we link with the
Irrlicht.lib. We could set this option in the project settings, but Irrlicht.lib. We could set this option in the project settings, but
to make it easy, we use a pragma comment lib: to make it easy, we use a pragma comment lib:
*/ */
@ -66,10 +66,10 @@ public:
bool OnEvent(const SEvent& event) bool OnEvent(const SEvent& event)
{ {
// check if user presses the key F9
if ((event.EventType == EET_KEY_INPUT_EVENT) && if ((event.EventType == EET_KEY_INPUT_EVENT) &&
event.KeyInput.PressedDown) event.KeyInput.PressedDown)
{ {
// check if user presses the key F9 for making a screenshot
if (event.KeyInput.Key == KEY_F9) if (event.KeyInput.Key == KEY_F9)
{ {
video::IImage* image = Device->getVideoDriver()->createScreenShot(); video::IImage* image = Device->getVideoDriver()->createScreenShot();
@ -83,8 +83,8 @@ public:
image->drop(); image->drop();
} }
} }
else // Check for F8 - enabling/disabling display of bounding box for the map
if (event.KeyInput.Key == KEY_F8) else if (event.KeyInput.Key == KEY_F8)
{ {
if (Node->isDebugDataVisible()) if (Node->isDebugDataVisible())
Node->setDebugDataVisible(scene::EDS_OFF); Node->setDebugDataVisible(scene::EDS_OFF);
@ -112,7 +112,7 @@ int IRRCALLCONV main(int argc, char* argv[])
/* /*
Like in the HelloWorld example, we create an IrrlichtDevice with Like in the HelloWorld example, we create an IrrlichtDevice with
createDevice(). The difference now is that we ask the user to select createDevice(). The difference now is that we ask the user to select
which hardware accelerated driver to use. The Software device would be which hardware accelerated driver to use. The Software device might be
too slow to draw a huge Quake 3 map, but just for the fun of it, we make too slow to draw a huge Quake 3 map, but just for the fun of it, we make
this decision possible too. this decision possible too.
*/ */
@ -130,6 +130,7 @@ int IRRCALLCONV main(int argc, char* argv[])
if (device == 0) if (device == 0)
return 1; // could not create selected driver. return 1; // could not create selected driver.
// We allow passing a map name as command line parameter
const char* mapname=0; const char* mapname=0;
if (argc>2) if (argc>2)
mapname = argv[2]; mapname = argv[2];
@ -170,7 +171,7 @@ int IRRCALLCONV main(int argc, char* argv[])
/* /*
Now we can load the mesh by calling getMesh(). We get a pointer returned Now we can load the mesh by calling getMesh(). We get a pointer returned
to a IAnimatedMesh. As you know, Quake 3 maps are not really animated, to an IAnimatedMesh. As you know, Quake 3 maps are not really animated,
they are only a huge chunk of static geometry with some materials they are only a huge chunk of static geometry with some materials
attached. Hence the IAnimated mesh consists of only one frame, attached. Hence the IAnimated mesh consists of only one frame,
so we get the "first frame" of the "animation", which is our quake level so we get the "first frame" of the "animation", which is our quake level
@ -203,9 +204,9 @@ int IRRCALLCONV main(int argc, char* argv[])
device->setEventReceiver(&screenshotFactory); device->setEventReceiver(&screenshotFactory);
/* /*
now construct SceneNodes for each Shader now construct SceneNodes for each shader
The Objects are stored in the quake mesh scene::E_Q3_MESH_ITEMS The objects are stored in the quake mesh scene::E_Q3_MESH_ITEMS
and the Shader ID is stored in the MaterialParameters and the shader ID is stored in the MaterialParameters
mostly dark looking skulls and moving lava.. or green flashing tubes? mostly dark looking skulls and moving lava.. or green flashing tubes?
*/ */
if ( mesh ) if ( mesh )
@ -253,9 +254,9 @@ int IRRCALLCONV main(int argc, char* argv[])
} }
/* /*
Now we only need a Camera to look at the Quake 3 map. And we want to Now we only need a camera to look at the Quake 3 map. And we want to
create a user controlled camera. There are some different cameras create a user controlled camera. There are some different cameras
available in the Irrlicht engine. For example the Maya Camera which can available in the Irrlicht engine. For example the Maya camera which can
be controlled comparable to the camera in Maya: Rotate with left mouse be controlled comparable to the camera in Maya: Rotate with left mouse
button pressed, Zoom with both buttons pressed, translate with right button pressed, Zoom with both buttons pressed, translate with right
mouse button pressed. This could be created with mouse button pressed. This could be created with
@ -266,8 +267,8 @@ int IRRCALLCONV main(int argc, char* argv[])
scene::ICameraSceneNode* camera = smgr->addCameraSceneNodeFPS(); scene::ICameraSceneNode* camera = smgr->addCameraSceneNodeFPS();
/* /*
so we need a good starting Position in the level. so we need a good starting position in the level.
we can ask the Quake3 Loader for all entities with class_name we can ask the Quake3 loader for all entities with class_name
"info_player_deathmatch" "info_player_deathmatch"
we choose a random launch we choose a random launch
*/ */
@ -356,6 +357,8 @@ int IRRCALLCONV main(int argc, char* argv[])
gui->drawAll(); gui->drawAll();
driver->endScene(); driver->endScene();
// Display some info
// Setting window caption can be rather slow, so usually shouldn't be done each frame.
int fps = driver->getFPS(); int fps = driver->getFPS();
if (1 || lastFPS != fps) if (1 || lastFPS != fps)
{ {
@ -376,7 +379,7 @@ int IRRCALLCONV main(int argc, char* argv[])
str += "/"; str += "/";
str += attr->getAttributeAsInt("drawn_transparent_effect"); str += attr->getAttributeAsInt("drawn_transparent_effect");
#endif #endif
device->setWindowCaption(str.c_str()); device->setWindowCaption(str.c_str());
lastFPS = fps; lastFPS = fps;
} }
} }