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.
56 lines
1.6 KiB
56 lines
1.6 KiB
5 years ago
|
//========= Copyright Valve Corporation, All rights reserved. ============//
|
||
|
|
//
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
//=============================================================================//
|
||
|
|
|
||
|
|
#ifndef C_PIXEL_VISIBILITY_H
|
||
|
|
#define C_PIXEL_VISIBILITY_H
|
||
|
|
#ifdef _WIN32
|
||
|
|
#pragma once
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
const float PIXELVIS_DEFAULT_PROXY_SIZE = 2.0f;
|
||
|
|
const float PIXELVIS_DEFAULT_FADE_TIME = 0.0625f;
|
||
|
|
|
||
|
|
typedef int pixelvis_handle_t;
|
||
|
|
struct pixelvis_queryparams_t
|
||
|
|
{
|
||
|
|
pixelvis_queryparams_t()
|
||
|
|
{
|
||
|
|
bSetup = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
void Init( const Vector &origin, float proxySizeIn = PIXELVIS_DEFAULT_PROXY_SIZE, float proxyAspectIn = 1.0f, float fadeTimeIn = PIXELVIS_DEFAULT_FADE_TIME )
|
||
|
|
{
|
||
|
|
position = origin;
|
||
|
|
proxySize = proxySizeIn;
|
||
|
|
proxyAspect = proxyAspectIn;
|
||
|
|
fadeTime = fadeTimeIn;
|
||
|
|
bSetup = true;
|
||
|
|
bSizeInScreenspace = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
Vector position;
|
||
|
|
float proxySize;
|
||
|
|
float proxyAspect;
|
||
|
|
float fadeTime;
|
||
|
|
bool bSetup;
|
||
|
|
bool bSizeInScreenspace;
|
||
|
|
};
|
||
|
|
|
||
|
|
float PixelVisibility_FractionVisible( const pixelvis_queryparams_t ¶ms, pixelvis_handle_t *queryHandle );
|
||
|
|
float StandardGlowBlend( const pixelvis_queryparams_t ¶ms, pixelvis_handle_t *queryHandle, int rendermode, int renderfx, int alpha, float *pscale );
|
||
|
|
|
||
|
|
void PixelVisibility_ShiftVisibilityViews( int iSourceViewID, int iDestViewID ); //mainly needed by portal mod to avoid a pop in visibility when teleporting the player
|
||
|
|
|
||
|
|
void PixelVisibility_EndCurrentView();
|
||
|
|
void PixelVisibility_EndScene();
|
||
|
|
float GlowSightDistance( const Vector &glowOrigin, bool bShouldTrace );
|
||
|
|
|
||
|
|
// returns true if the video hardware is doing the tests, false is traceline is doing so.
|
||
|
|
bool PixelVisibility_IsAvailable();
|
||
|
|
|
||
|
|
#endif // C_PIXEL_VISIBILITY_H
|