616 lines
16 KiB
C++
616 lines
16 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=====================================================================================//
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#include "quakedef.h"
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#include "gl_model_private.h"
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#include "console.h"
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#include "cdll_engine_int.h"
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#include "gl_cvars.h"
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#include "ivrenderview.h"
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#include "gl_matsysiface.h"
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#include "gl_drawlights.h"
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#include "gl_rsurf.h"
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#include "r_local.h"
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#include "debugoverlay.h"
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#include "vgui_baseui_interface.h"
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#include "materialsystem/imaterialsystemhardwareconfig.h"
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#include "demo.h"
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#include "istudiorender.h"
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#include "materialsystem/imesh.h"
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#include "tier0/vprof.h"
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#include "host.h"
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#include "view.h"
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#include "client.h"
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#include "sys.h"
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#include "cl_main.h"
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#include "l_studio.h"
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#include "IOcclusionSystem.h"
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#include "cl_demouipanel.h"
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#include "mod_vis.h"
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#include "ivideomode.h"
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#include "gl_shader.h"
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#include "gl_rmain.h"
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#include "engine/view_sharedv1.h"
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#include "ispatialpartitioninternal.h"
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#include "toolframework/itoolframework.h"
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#include "icommandline.h"
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#include "VGuiMatSurface/IMatSystemSurface.h"
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#include "sourcevr/isourcevirtualreality.h"
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#include "materialsystem/itexture.h"
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#include "render.h"
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#include "iclientvirtualreality.h"
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#if defined( REPLAY_ENABLED )
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#include "replay/iclientreplay.h"
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#include "replay_internal.h"
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#endif
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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class IClientEntity;
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float r_blend;
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float r_colormod[3] = { 1, 1, 1 };
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bool g_bIsBlendingOrModulating = false;
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bool g_bIsRenderingVGuiOnly = false;
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colorVec R_LightPoint (Vector& p);
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void R_DrawLightmaps( IWorldRenderList *pList, int pageId );
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void R_DrawIdentityBrushModel( IWorldRenderList *pRenderList, model_t *model );
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static ConVar mat_color_projection( "mat_color_projection", "0", FCVAR_ARCHIVE );
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/*
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The view is allowed to move slightly from it's true position for bobbing,
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but if it exceeds 8 pixels linear distance (spherical, not box), the list of
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entities sent from the server may not include everything in the pvs, especially
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when crossing a water boudnary.
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*/
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extern ConVar r_avglightmap;
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/*
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=================
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V_CheckGamma
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FIXME: Define this as a change function to the ConVar's below rather than polling it
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every frame. Note, still need to make sure it gets called very first time through frame loop.
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=================
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*/
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bool V_CheckGamma( void )
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{
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if ( IsX360() )
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return false;
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tmZoneFiltered( TELEMETRY_LEVEL0, 50, TMZF_NONE, "%s", __FUNCTION__ );
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static int lastLightmap = -1;
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extern void GL_RebuildLightmaps( void );
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// Refresh all lightmaps if r_avglightmap changes
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if ( r_avglightmap.GetInt() != lastLightmap )
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{
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lastLightmap = r_avglightmap.GetInt();
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GL_RebuildLightmaps();
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}
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Initializes the view renderer
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// Output : void V_Init
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//-----------------------------------------------------------------------------
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void V_Init( void )
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{
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BuildGammaTable( 2.2f, 2.2f, 0.0f, 2 );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void V_Shutdown( void )
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{
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// TODO, cleanup
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : -
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//-----------------------------------------------------------------------------
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void V_RenderVGuiOnly_NoSwap()
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{
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tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ );
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// Need to clear the screen in this case, cause we're not drawing
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// the loading screen.
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UpdateMaterialSystemConfig();
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if( UseVR() && g_pClientVR )
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{
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g_pClientVR->DrawMainMenu();
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}
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else
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{
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CMatRenderContextPtr pRenderContext( materials );
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pRenderContext->ClearBuffers( true, true );
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EngineVGui()->Paint( (PaintMode_t)(PAINT_UIPANELS | PAINT_CURSOR ));
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Renders only vgui (for loading progress) including buffer swapping and vgui simulation
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//-----------------------------------------------------------------------------
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void V_RenderVGuiOnly( void )
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{
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materials->BeginFrame( host_frametime );
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EngineVGui()->Simulate();
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g_EngineRenderer->FrameBegin();
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toolframework->RenderFrameBegin();
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V_RenderVGuiOnly_NoSwap();
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toolframework->RenderFrameEnd();
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g_EngineRenderer->FrameEnd( );
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materials->EndFrame();
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Shader_SwapBuffers();
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}
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void FullViewColorAdjustment( )
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{
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if ( mat_color_projection.GetInt() == 0 )
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{
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return;
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}
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CMatRenderContextPtr pRenderContext( materials );
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ITexture *pFullFrameFB1 = materials->FindTexture( "_rt_FullFrameFB1", TEXTURE_GROUP_RENDER_TARGET );
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pRenderContext->CopyRenderTargetToTextureEx( pFullFrameFB1, 0, NULL, NULL );
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IMaterial *color_correction = materials->FindMaterial( "dev/red_green_projection", TEXTURE_GROUP_OTHER, true );
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if ( color_correction )
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{
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color_correction->IncrementReferenceCount();
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}
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int nViewportX, nViewportY, nViewportWidth, nViewportHeight;
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pRenderContext->GetViewport( nViewportX, nViewportY, nViewportWidth, nViewportHeight );
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pRenderContext->DrawScreenSpaceRectangle( color_correction, 0, 0, nViewportWidth, nViewportHeight,
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nViewportX, nViewportY,
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nViewportX + nViewportWidth - 1, nViewportY + nViewportHeight - 1,
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nViewportWidth, nViewportHeight );
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if ( color_correction )
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{
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color_correction->DecrementReferenceCount();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Render the world
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//-----------------------------------------------------------------------------
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void V_RenderView( void )
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{
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VPROF( "V_RenderView" );
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MDLCACHE_COARSE_LOCK_(g_pMDLCache);
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bool bCanRenderWorld = ( host_state.worldmodel != NULL ) && cl.IsActive();
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#if defined( REPLAY_ENABLED )
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if ( g_pClientReplay && Replay_IsSupportedModAndPlatform() )
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{
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bCanRenderWorld = bCanRenderWorld && g_pClientReplay->ShouldRender();
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}
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#endif
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bCanRenderWorld = bCanRenderWorld && toolframework->ShouldGameRenderView();
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if ( IsPC() && bCanRenderWorld && g_bTextMode )
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{
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tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "SysSleep()" );
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// Sleep to let the other textmode clients get some cycles.
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Sys_Sleep( 15 );
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bCanRenderWorld = false;
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}
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if ( !bCanRenderWorld )
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{
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// Because we now do a lot of downloading before spawning map, don't render anything world related
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// until we are an active client.
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V_RenderVGuiOnly_NoSwap();
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}
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else if ( !g_LostVideoMemory )
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{
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// since we know we're going to render the world, check for lightmap updates while it is easy
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// to tear down and rebuild
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R_CheckForLightingConfigChanges();
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// We can get into situations where some other material system app
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// is trying to start up; in those cases, we shouldn't render...
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vrect_t scr_vrect = videomode->GetClientViewRect();
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g_ClientDLL->View_Render( &scr_vrect );
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}
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FullViewColorAdjustment();
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}
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void Linefile_Draw( void );
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//-----------------------------------------------------------------------------
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// Purpose: Expose rendering interface to client .dll
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//-----------------------------------------------------------------------------
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class CVRenderView : public IVRenderView, public ISpatialLeafEnumerator
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{
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public:
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void TouchLight( dlight_t *light )
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{
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int i;
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i = light - cl_dlights;
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if (i >= 0 && i < MAX_DLIGHTS)
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{
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r_dlightchanged |= (1 << i);
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}
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}
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void DrawBrushModel(
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IClientEntity *baseentity,
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model_t *model,
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const Vector& origin,
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const QAngle& angles,
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bool bUnused )
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{
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R_DrawBrushModel( baseentity, model, origin, angles, DEPTH_MODE_NORMAL, true, true );
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}
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virtual void DrawBrushModelEx( IClientEntity *baseentity, model_t *model, const Vector& origin, const QAngle& angles, DrawBrushModelMode_t mode )
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{
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bool bDrawOpaque = ( mode != DBM_DRAW_TRANSLUCENT_ONLY );
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bool bDrawTranslucent = ( mode != DBM_DRAW_OPAQUE_ONLY );
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R_DrawBrushModel( baseentity, model, origin, angles, DEPTH_MODE_NORMAL, bDrawOpaque, bDrawTranslucent );
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}
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// Draw brush model shadow
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void DrawBrushModelShadow( IClientRenderable *pRenderable )
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{
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R_DrawBrushModelShadow( pRenderable );
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}
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void DrawIdentityBrushModel( IWorldRenderList *pList, model_t *model )
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{
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R_DrawIdentityBrushModel( pList, model );
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}
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void Draw3DDebugOverlays( void )
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{
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DrawSavedModelDebugOverlays();
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if ( g_pDemoUI )
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{
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g_pDemoUI->DrawDebuggingInfo();
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}
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if ( g_pDemoUI2 )
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{
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g_pDemoUI2->DrawDebuggingInfo();
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}
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SpatialPartition()->DrawDebugOverlays();
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CDebugOverlay::Draw3DOverlays();
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// Render occlusion debugging info
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OcclusionSystem()->DrawDebugOverlays();
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}
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FORCEINLINE void CheckBlend( void )
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{
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g_bIsBlendingOrModulating = ( r_blend != 1.0 ) ||
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( r_colormod[0] != 1.0 ) || ( r_colormod[1] != 1.0 ) || ( r_colormod[2] != 1.0 );
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}
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void SetBlend( float blend )
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{
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r_blend = blend;
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CheckBlend();
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}
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float GetBlend( void )
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{
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return r_blend;
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}
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void SetColorModulation( float const* blend )
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{
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VectorCopy( blend, r_colormod );
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CheckBlend();
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}
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void GetColorModulation( float* blend )
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{
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VectorCopy( r_colormod, blend );
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}
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void SceneBegin( void )
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{
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g_EngineRenderer->DrawSceneBegin();
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}
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void SceneEnd( void )
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{
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g_EngineRenderer->DrawSceneEnd();
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}
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void GetVisibleFogVolume( const Vector& vEyePoint, VisibleFogVolumeInfo_t *pInfo )
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{
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R_GetVisibleFogVolume( vEyePoint, pInfo );
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}
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IWorldRenderList * CreateWorldList()
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{
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return g_EngineRenderer->CreateWorldList();
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}
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void BuildWorldLists( IWorldRenderList *pList, WorldListInfo_t* pInfo, int iForceFViewLeaf, const VisOverrideData_t* pVisData, bool bShadowDepth, float *pReflectionWaterHeight )
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{
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g_EngineRenderer->BuildWorldLists( pList, pInfo, iForceFViewLeaf, pVisData, bShadowDepth, pReflectionWaterHeight );
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}
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void DrawWorldLists( IWorldRenderList *pList, unsigned long flags, float waterZAdjust )
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{
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g_EngineRenderer->DrawWorldLists( pList, flags, waterZAdjust );
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}
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// Optimization for top view
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void DrawTopView( bool enable )
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{
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R_DrawTopView( enable );
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}
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void TopViewBounds( Vector2D const& mins, Vector2D const& maxs )
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{
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R_TopViewBounds( mins, maxs );
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}
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void DrawLights( void )
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{
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DrawLightSprites();
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#ifdef USE_CONVARS
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DrawLightDebuggingInfo();
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#endif
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}
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void DrawMaskEntities( void )
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{
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// UNDONE: Don't do this with masked brush models, they should probably be in a separate list
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// R_DrawMaskEntities()
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}
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void DrawTranslucentSurfaces( IWorldRenderList *pList, int sortIndex, unsigned long flags, bool bShadowDepth )
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{
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Shader_DrawTranslucentSurfaces( pList, sortIndex, flags, bShadowDepth );
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}
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bool LeafContainsTranslucentSurfaces( IWorldRenderList *pList, int sortIndex, unsigned long flags )
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{
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return Shader_LeafContainsTranslucentSurfaces( pList, sortIndex, flags );
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}
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void DrawLineFile( void )
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{
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Linefile_Draw();
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}
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void DrawLightmaps( IWorldRenderList *pList, int pageId )
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{
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R_DrawLightmaps( pList, pageId );
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}
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void ViewSetupVis( bool novis, int numorigins, const Vector origin[] )
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{
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g_EngineRenderer->ViewSetupVis( novis, numorigins, origin );
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}
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void ViewSetupVisEx( bool novis, int numorigins, const Vector origin[], unsigned int &returnFlags )
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{
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g_EngineRenderer->ViewSetupVisEx( novis, numorigins, origin, returnFlags );
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}
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bool AreAnyLeavesVisible( int *leafList, int nLeaves )
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{
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return Map_AreAnyLeavesVisible( *host_state.worldbrush, leafList, nLeaves );
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}
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// For backward compatibility only!!!
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void VguiPaint( void )
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{
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EngineVGui()->BackwardCompatibility_Paint();
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}
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void VGui_Paint( int mode )
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{
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EngineVGui()->Paint( (PaintMode_t)mode );
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}
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void ViewDrawFade( byte *color, IMaterial* pFadeMaterial )
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{
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VPROF_BUDGET( "ViewDrawFade", VPROF_BUDGETGROUP_WORLD_RENDERING );
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g_EngineRenderer->ViewDrawFade( color, pFadeMaterial );
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}
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void OLD_SetProjectionMatrix( float fov, float zNear, float zFar )
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{
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// Here to preserve backwards compat
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}
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void OLD_SetOffCenterProjectionMatrix( float fov, float zNear, float zFar, float flAspectRatio,
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float flBottom, float flTop, float flLeft, float flRight )
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{
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// Here to preserve backwards compat
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}
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void OLD_SetProjectionMatrixOrtho( float left, float top, float right, float bottom, float zNear, float zFar )
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{
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// Here to preserve backwards compat
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}
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colorVec GetLightAtPoint( Vector& pos )
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{
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return R_LightPoint( pos );
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}
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int GetViewEntity( void )
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{
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return cl.m_nViewEntity;
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}
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float GetFieldOfView( void )
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{
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return g_EngineRenderer->GetFov();
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}
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unsigned char **GetAreaBits( void )
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{
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return cl.GetAreaBits_BackwardCompatibility();
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}
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virtual void SetAreaState(
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unsigned char chAreaBits[MAX_AREA_STATE_BYTES],
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unsigned char chAreaPortalBits[MAX_AREA_PORTAL_STATE_BYTES] )
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{
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*cl.GetAreaBits_BackwardCompatibility() = 0; // Clear the b/w compatibiltiy thing.
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memcpy( cl.m_chAreaBits, chAreaBits, MAX_AREA_STATE_BYTES );
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memcpy( cl.m_chAreaPortalBits, chAreaPortalBits, MAX_AREA_PORTAL_STATE_BYTES );
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cl.m_bAreaBitsValid = true;
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}
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// World fog for world rendering
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void SetFogVolumeState( int fogVolume, bool useHeightFog )
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{
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R_SetFogVolumeState(fogVolume, useHeightFog );
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}
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virtual void InstallBrushSurfaceRenderer( IBrushRenderer* pBrushRenderer )
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{
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R_InstallBrushRenderOverride( pBrushRenderer );
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}
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struct BoxIntersectWaterContext_t
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{
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bool m_bFoundWaterLeaf;
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int m_nLeafWaterDataID;
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};
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bool EnumerateLeaf( int leaf, intp context )
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{
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BoxIntersectWaterContext_t *pSearchContext = ( BoxIntersectWaterContext_t * )context;
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mleaf_t *pLeaf = &host_state.worldmodel->brush.pShared->leafs[leaf];
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if( pLeaf->leafWaterDataID == pSearchContext->m_nLeafWaterDataID )
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{
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pSearchContext->m_bFoundWaterLeaf = true;
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// found it . . stop enumeration
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return false;
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}
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return true;
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}
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bool DoesBoxIntersectWaterVolume( const Vector &mins, const Vector &maxs, int leafWaterDataID )
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{
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BoxIntersectWaterContext_t context;
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context.m_bFoundWaterLeaf = false;
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context.m_nLeafWaterDataID = leafWaterDataID;
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g_pToolBSPTree->EnumerateLeavesInBox( mins, maxs, this, ( intp )&context );
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return context.m_bFoundWaterLeaf;
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}
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// Push, pop views
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virtual void Push3DView( const CViewSetup &view, int nFlags, ITexture* pRenderTarget, Frustum frustumPlanes )
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{
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g_EngineRenderer->Push3DView( view, nFlags, pRenderTarget, frustumPlanes, NULL );
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}
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virtual void Push2DView( const CViewSetup &view, int nFlags, ITexture* pRenderTarget, Frustum frustumPlanes )
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{
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g_EngineRenderer->Push2DView( view, nFlags, pRenderTarget, frustumPlanes );
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}
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virtual void PopView( Frustum frustumPlanes )
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{
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g_EngineRenderer->PopView( frustumPlanes );
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}
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virtual void SetMainView( const Vector &vecOrigin, const QAngle &angles )
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{
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g_EngineRenderer->SetMainView( vecOrigin, angles );
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}
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void OverrideViewFrustum( Frustum custom )
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{
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g_EngineRenderer->OverrideViewFrustum( custom );
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}
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void DrawBrushModelShadowDepth(
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IClientEntity *baseentity,
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model_t *model,
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const Vector& origin,
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const QAngle& angles,
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ERenderDepthMode DepthMode )
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{
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R_DrawBrushModel( baseentity, model, origin, angles, DepthMode, true, true );
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}
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void UpdateBrushModelLightmap( model_t *model, IClientRenderable *pRenderable )
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{
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g_EngineRenderer->UpdateBrushModelLightmap( model, pRenderable );
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}
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void BeginUpdateLightmaps( void )
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{
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g_EngineRenderer->BeginUpdateLightmaps();
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}
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void EndUpdateLightmaps( void )
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{
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g_EngineRenderer->EndUpdateLightmaps();
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}
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virtual void Push3DView( const CViewSetup &view, int nFlags, ITexture* pRenderTarget, Frustum frustumPlanes, ITexture* pDepthTexture )
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{
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g_EngineRenderer->Push3DView( view, nFlags, pRenderTarget, frustumPlanes, pDepthTexture );
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}
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void GetMatricesForView( const CViewSetup &view, VMatrix *pWorldToView, VMatrix *pViewToProjection, VMatrix *pWorldToProjection, VMatrix *pWorldToPixels )
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{
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ComputeViewMatrices( pWorldToView, pViewToProjection, pWorldToProjection, view );
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ComputeWorldToScreenMatrix( pWorldToPixels, *pWorldToProjection, view );
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}
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};
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static CVRenderView s_RenderView;
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EXPOSE_SINGLE_INTERFACE_GLOBALVAR( CVRenderView, IVRenderView, VENGINE_RENDERVIEW_INTERFACE_VERSION, s_RenderView );
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