You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
2.8 KiB
112 lines
2.8 KiB
5 years ago
|
//========= Copyright Valve Corporation, All rights reserved. ============//
|
||
|
|
//
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
// $NoKeywords: $
|
||
|
|
//
|
||
|
|
//=============================================================================//
|
||
|
|
#include "cbase.h"
|
||
|
|
#include "smoke_fog_overlay.h"
|
||
|
|
#include "materialsystem/imaterial.h"
|
||
|
|
#include "materialsystem/imesh.h"
|
||
|
|
#include "view.h"
|
||
|
|
#include "clienteffectprecachesystem.h"
|
||
|
|
#include "tier0/vprof.h"
|
||
|
|
|
||
|
|
// memdbgon must be the last include file in a .cpp file!!!
|
||
|
|
#include "tier0/memdbgon.h"
|
||
|
|
|
||
|
|
static IMaterial *g_pSmokeFogMaterial = NULL;
|
||
|
|
|
||
|
|
|
||
|
|
float g_SmokeFogOverlayAlpha;
|
||
|
|
Vector g_SmokeFogOverlayColor;
|
||
|
|
|
||
|
|
CLIENTEFFECT_REGISTER_BEGIN( PrecacheSmokeFogOverlay )
|
||
|
|
CLIENTEFFECT_MATERIAL( "particle/screenspace_fog" )
|
||
|
|
CLIENTEFFECT_REGISTER_END()
|
||
|
|
|
||
|
|
void InitSmokeFogOverlay()
|
||
|
|
{
|
||
|
|
TermSmokeFogOverlay();
|
||
|
|
|
||
|
|
g_SmokeFogOverlayAlpha = 0;
|
||
|
|
|
||
|
|
if(materials)
|
||
|
|
{
|
||
|
|
g_pSmokeFogMaterial = materials->FindMaterial( "particle/screenspace_fog", TEXTURE_GROUP_CLIENT_EFFECTS );
|
||
|
|
if(g_pSmokeFogMaterial)
|
||
|
|
g_pSmokeFogMaterial->IncrementReferenceCount();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void TermSmokeFogOverlay()
|
||
|
|
{
|
||
|
|
if(g_pSmokeFogMaterial)
|
||
|
|
{
|
||
|
|
g_pSmokeFogMaterial->DecrementReferenceCount();
|
||
|
|
g_pSmokeFogMaterial = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void DrawSmokeFogOverlay()
|
||
|
|
{
|
||
|
|
if(g_SmokeFogOverlayAlpha == 0 || !g_pSmokeFogMaterial || !materials)
|
||
|
|
return;
|
||
|
|
|
||
|
|
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ );
|
||
|
|
|
||
|
|
// Hard-coded for now..
|
||
|
|
g_SmokeFogOverlayColor.Init( 0.3, 0.3, 0.3 );
|
||
|
|
|
||
|
|
CMatRenderContextPtr pRenderContext( materials );
|
||
|
|
|
||
|
|
pRenderContext->MatrixMode( MATERIAL_PROJECTION );
|
||
|
|
pRenderContext->LoadIdentity();
|
||
|
|
pRenderContext->Ortho( 0, 0, 1, 1, -99999, 99999 );
|
||
|
|
|
||
|
|
pRenderContext->MatrixMode( MATERIAL_VIEW );
|
||
|
|
pRenderContext->LoadIdentity();
|
||
|
|
|
||
|
|
pRenderContext->MatrixMode( MATERIAL_MODEL );
|
||
|
|
pRenderContext->LoadIdentity();
|
||
|
|
|
||
|
|
IMesh* pMesh = pRenderContext->GetDynamicMesh( false, NULL, NULL, g_pSmokeFogMaterial );
|
||
|
|
CMeshBuilder meshBuilder;
|
||
|
|
|
||
|
|
static float dist = 10;
|
||
|
|
|
||
|
|
Vector vColor = g_SmokeFogOverlayColor;
|
||
|
|
vColor.x = MIN(MAX(vColor.x, 0), 1);
|
||
|
|
vColor.y = MIN(MAX(vColor.y, 0), 1);
|
||
|
|
vColor.z = MIN(MAX(vColor.z, 0), 1);
|
||
|
|
float alpha = MIN(MAX(g_SmokeFogOverlayAlpha, 0), 1);
|
||
|
|
|
||
|
|
meshBuilder.Begin( pMesh, MATERIAL_QUADS, 1 );
|
||
|
|
|
||
|
|
meshBuilder.Position3f( 0, 0, dist );
|
||
|
|
meshBuilder.Color4f( vColor.x, vColor.y, vColor.z, alpha );
|
||
|
|
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
|
||
|
|
meshBuilder.AdvanceVertex();
|
||
|
|
|
||
|
|
meshBuilder.Position3f( 0, 1, dist );
|
||
|
|
meshBuilder.Color4f( vColor.x, vColor.y, vColor.z, alpha );
|
||
|
|
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
|
||
|
|
meshBuilder.AdvanceVertex();
|
||
|
|
|
||
|
|
meshBuilder.Position3f( 1, 1, dist );
|
||
|
|
meshBuilder.Color4f( vColor.x, vColor.y, vColor.z, alpha );
|
||
|
|
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
|
||
|
|
meshBuilder.AdvanceVertex();
|
||
|
|
|
||
|
|
meshBuilder.Position3f( 1, 0, dist );
|
||
|
|
meshBuilder.Color4f( vColor.x, vColor.y, vColor.z, alpha );
|
||
|
|
meshBuilder.TexCoord2f( 0, 0.0f, 0.0f );
|
||
|
|
meshBuilder.AdvanceVertex();
|
||
|
|
|
||
|
|
meshBuilder.End();
|
||
|
|
pMesh->Draw();
|
||
|
|
}
|