194 lines
4.1 KiB
C
194 lines
4.1 KiB
C
//=======================================================================
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// Copyright XashXT Group 2009 ©
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// cl_view.c - player rendering positioning
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//=======================================================================
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#include "common.h"
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#include "client.h"
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#include "const.h"
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#include "entity_types.h"
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/*
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====================
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V_ClearScene
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Specifies the model that will be used as the world
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====================
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*/
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void V_ClearScene( void )
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{
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if( re ) re->ClearScene();
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}
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/*
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===============
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V_SetupRefDef
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update refdef values each frame
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===============
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*/
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void V_SetupRefDef( void )
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{
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cl_entity_t *clent;
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clent = CL_GetLocalPlayer ();
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VectorCopy( cl.frame.clientdata.punchangle, cl.refdef.punchangle );
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cl.refdef.movevars = &clgame.movevars;
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cl.refdef.onground = ( cl.frame.clientdata.flags & FL_ONGROUND ) ? 1 : 0;
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cl.refdef.health = cl.frame.clientdata.health;
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cl.refdef.lerpfrac = cl.lerpFrac;
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cl.refdef.num_entities = clgame.numEntities;
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cl.refdef.max_entities = clgame.maxEntities;
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cl.refdef.maxclients = cl.maxclients;
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cl.refdef.time = cl_time();
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cl.refdef.frametime = cl.time - cl.oldtime;
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cl.refdef.demoplayback = cls.demoplayback;
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cl.refdef.smoothing = cl_smooth->integer;
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cl.refdef.waterlevel = cl.frame.clientdata.waterlevel;
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cl.refdef.flags = cl.render_flags;
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cl.refdef.viewsize = 120; // FIXME if you can
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cl.refdef.nextView = 0;
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// setup default viewport
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cl.refdef.viewport[0] = cl.refdef.viewport[1] = 0;
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cl.refdef.viewport[2] = scr_width->integer;
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cl.refdef.viewport[3] = scr_height->integer;
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// calculate the origin
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if( CL_IsPredicted( ) && !cl.refdef.demoplayback )
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{
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// use predicted values
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float backlerp = 1.0f - cl.lerpFrac;
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int i;
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for( i = 0; i < 3; i++ )
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{
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cl.refdef.simorg[i] = cl.predicted_origin[i] - backlerp * cl.prediction_error[i];
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cl.refdef.viewheight[i] = cl.predicted_viewofs[i] - backlerp * cl.prediction_error[i];
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}
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VectorCopy( cl.predicted_velocity, cl.refdef.simvel );
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}
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else
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{
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VectorCopy( clent->origin, cl.refdef.simorg );
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VectorCopy( cl.frame.clientdata.view_ofs, cl.refdef.viewheight );
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VectorCopy( cl.frame.clientdata.velocity, cl.refdef.simvel );
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}
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}
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/*
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===============
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V_ApplyRefDef
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apply pre-calculated values
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===============
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*/
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void V_AddViewModel( void )
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{
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if( cl.refdef.nextView ) return; // add viewmodel only at firstperson pass
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if( !cl.frame.valid || cl.refdef.paused ) return;
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clgame.dllFuncs.pfnAddVisibleEntity( &clgame.viewent, ET_VIEWENTITY );
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}
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/*
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===============
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V_CalcRefDef
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sets cl.refdef view values
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===============
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*/
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void V_CalcRefDef( void )
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{
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do
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{
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clgame.dllFuncs.pfnCalcRefdef( &cl.refdef );
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V_AddViewModel();
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re->RenderFrame( &cl.refdef );
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} while( cl.refdef.nextView );
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}
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//============================================================================
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/*
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==================
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V_RenderView
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==================
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*/
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void V_RenderView( void )
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{
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if( !cl.video_prepped ) return; // still loading
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if( cl.frame.valid && ( cl.force_refdef || !cl.refdef.paused ))
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{
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cl.force_refdef = false;
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V_ClearScene ();
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CL_AddEntities ();
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V_SetupRefDef ();
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}
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V_CalcRefDef ();
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}
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/*
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==================
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V_PreRender
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==================
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*/
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bool V_PreRender( void )
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{
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bool clearScene = true;
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static bool oldState;
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// too early
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if( !re ) return false;
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if( host.state == HOST_NOFOCUS )
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return false;
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if( host.state == HOST_SLEEP )
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return false;
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if( cl.refdef.paused || cls.changelevel )
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clearScene = false;
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re->BeginFrame( clearScene );
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if( !oldState && cls.changelevel )
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{
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// fire once
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CL_DrawHUD( CL_CHANGELEVEL );
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re->EndFrame();
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}
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oldState = cls.changelevel;
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if( cls.changelevel )
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return false;
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return true;
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}
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/*
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==================
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V_PostRender
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==================
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*/
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void V_PostRender( void )
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{
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if( cls.scrshot_action == scrshot_inactive )
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{
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SCR_RSpeeds();
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SCR_NetSpeeds();
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SCR_DrawFPS();
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UI_UpdateMenu( host.realtime );
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Con_DrawConsole();
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S_ExtraUpdate();
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}
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SCR_MakeScreenShot();
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re->EndFrame();
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} |