void draw (int picking)
{
if(picking==2)return;
gle();
glPushAttrib(GL_ALL_ATTRIB_BITS);
gle();
if(!picking)
{
CameraUpdate ();
gle();
EntityUpdate ();
gle();
WorldUpdate ();
gle();
TextureUpdate ();
gle();
VisibleUpdate ();
gle();
CarUpdate ();
}
gle();
RenderResize();
gle();
RenderUpdate (picking);
resetviewport();
gle();
glPopAttrib();
gle();
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
}
void AppUpdate ()
{
CameraUpdate ();
EntityUpdate ();
WorldUpdate ();
TextureUpdate ();
VisibleUpdate ();
CarUpdate ();
RenderUpdate ();
}
int Update()
{
//处理事件
SDL_Event sdlEvent;
while(SDL_PollEvent(&sdlEvent))
{
if(HandleEvent(sdlEvent))
return -1;
}
if(!gamePause)
{
IN_UpdateInput(); //处理输入
if(theWorld!=NULL)
{
WorldUpdate(theWorld); //更新世界
}
}
Gui_Update(theWorld); //更新界面
return 0;
}
void hack_draw (xstuff_t * XStuff, double currentTime, float frameTime)
{
GLvector pos;
GLvector angle;
GLrgba color;
int elapsed;
incrementTickCount(frameTime * 1000);
CameraUpdate ();
EntityUpdate ();
WorldUpdate ();
TextureUpdate ();
VisibleUpdate ();
CarUpdate ();
glViewport (0, 0, render_width, render_height);
glDepthMask (true);
glClearColor (0.0f, 0.0f, 0.0f, 1.0f);
glEnable(GL_DEPTH_TEST);
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if (letterbox)
glViewport (0, letterbox_offset, render_width, render_height);
if (LOADING_SCREEN && TextureReady () && !EntityReady ()) {
do_effects (EFFECT_NONE);
return;
}
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
glShadeModel(GL_SMOOTH);
glFogi (GL_FOG_MODE, GL_LINEAR);
glDepthFunc(GL_LEQUAL);
glEnable (GL_CULL_FACE);
glCullFace (GL_BACK);
glEnable (GL_BLEND);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glMatrixMode (GL_TEXTURE);
glLoadIdentity();
glMatrixMode (GL_MODELVIEW);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
glLoadIdentity();
glLineWidth (1.0f);
pos = CameraPosition ();
angle = CameraAngle ();
glRotatef (angle.x, 1.0f, 0.0f, 0.0f);
glRotatef (angle.y, 0.0f, 1.0f, 0.0f);
glRotatef (angle.z, 0.0f, 0.0f, 1.0f);
glTranslatef (-pos.x, -pos.y, -pos.z);
glEnable (GL_TEXTURE_2D);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
//Render all the stuff in the whole entire world.
glDisable (GL_FOG);
SkyRender ();
if (show_fog) {
glEnable (GL_FOG);
glFogf (GL_FOG_START, fog_distance - 100);
glFogf (GL_FOG_END, fog_distance);
color = glRgba (0.0f);
glFogfv (GL_FOG_COLOR, &color.red);
}
WorldRender ();
if (effect == EFFECT_GLASS_CITY) {
glDisable (GL_CULL_FACE);
glEnable (GL_BLEND);
glBlendFunc (GL_ONE, GL_ONE);
glDepthFunc (false);
glDisable(GL_DEPTH_TEST);
glMatrixMode (GL_TEXTURE);
glTranslatef ((pos.x + pos.z) / SEGMENTS_PER_TEXTURE, 0, 0);
glMatrixMode (GL_MODELVIEW);
} else {
glEnable (GL_CULL_FACE);
glDisable (GL_BLEND);
}
EntityRender ();
if (!LOADING_SCREEN) {
elapsed = 3000 - WorldSceneElapsed ();
if (elapsed >= 0 && elapsed <= 3000) {
RenderFogFX ((float)elapsed / 3000.0f);
glDisable (GL_TEXTURE_2D);
glEnable (GL_BLEND);
glBlendFunc (GL_ONE, GL_ONE);
EntityRender ();
}
}
if (EntityReady ())
LightRender ();
CarRender ();
if (show_wireframe) {
glDisable (GL_TEXTURE_2D);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
EntityRender ();
}
do_effects (effect);
}
