You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
/*
|
|
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
|
|
* its licensors.
|
|
*
|
|
* For complete copyright and license terms please see the LICENSE at the root of this
|
|
* distribution (the "License"). All use of this software is governed by the License,
|
|
* or, if provided, by the license below or the license accompanying this file. Do not
|
|
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
*
|
|
*/
|
|
// Original file Copyright Crytek GMBH or its affiliates, used under license.
|
|
|
|
#ifndef __CREOCCLUSIONQUERY_H__
|
|
#define __CREOCCLUSIONQUERY_H__
|
|
|
|
#define SUPP_HMAP_OCCL
|
|
#define SUPP_HWOBJ_OCCL
|
|
|
|
//=============================================================
|
|
|
|
class CRenderMesh;
|
|
|
|
class CREOcclusionQuery
|
|
: public CRendElementBase
|
|
{
|
|
friend class CRender3D;
|
|
bool m_bSucceeded;
|
|
public:
|
|
|
|
int m_nVisSamples;
|
|
int m_nCheckFrame;
|
|
int m_nDrawFrame;
|
|
Vec3 m_vBoxMin;
|
|
Vec3 m_vBoxMax;
|
|
|
|
UINT_PTR m_nOcclusionID; // this will carry a pointer LPDIRECT3DQUERY9, so it needs to be 64-bit on Windows 64
|
|
|
|
CRenderMesh* m_pRMBox;
|
|
static uint32 m_nQueriesPerFrameCounter;
|
|
static uint32 m_nReadResultNowCounter;
|
|
static uint32 m_nReadResultTryCounter;
|
|
|
|
CREOcclusionQuery()
|
|
{
|
|
m_nOcclusionID = 0;
|
|
|
|
m_nVisSamples = 800 * 600;
|
|
m_nCheckFrame = 0;
|
|
m_nDrawFrame = 0;
|
|
m_vBoxMin = Vec3(0, 0, 0);
|
|
m_vBoxMax = Vec3(0, 0, 0);
|
|
m_pRMBox = NULL;
|
|
|
|
mfSetType(eDATA_OcclusionQuery);
|
|
mfUpdateFlags(FCEF_TRANSFORM);
|
|
}
|
|
|
|
bool RT_ReadResult_Try(uint32 nDefaultNumSamples);
|
|
|
|
ILINE bool HasSucceeded() const { return m_bSucceeded; }
|
|
|
|
virtual ~CREOcclusionQuery();
|
|
|
|
virtual void mfPrepare(bool bCheckOverflow);
|
|
virtual bool mfDraw(CShader* ef, SShaderPass* sfm);
|
|
virtual void mfReset();
|
|
virtual bool mfReadResult_Try(uint32 nDefaultNumSamples = 1);
|
|
virtual bool mfReadResult_Now();
|
|
|
|
virtual void GetMemoryUsage(ICrySizer* pSizer) const
|
|
{
|
|
pSizer->AddObject(this, sizeof(*this));
|
|
}
|
|
};
|
|
|
|
struct OcclusionTestClient
|
|
{
|
|
OcclusionTestClient()
|
|
: nLastOccludedMainFrameID(0)
|
|
, nLastVisibleMainFrameID(0)
|
|
{
|
|
#ifdef SUPP_HMAP_OCCL
|
|
vLastVisPoint.Set(0, 0, 0);
|
|
nTerrainOccLastFrame = 0;
|
|
#endif
|
|
#ifdef SUPP_HWOBJ_OCCL
|
|
bOccluded = true;
|
|
pREOcclusionQuery = 0;
|
|
#endif
|
|
//nInstantTestRequested=0;
|
|
}
|
|
#ifdef SUPP_HWOBJ_OCCL
|
|
~OcclusionTestClient()
|
|
{
|
|
if (pREOcclusionQuery)
|
|
{
|
|
pREOcclusionQuery->Release(false);
|
|
}
|
|
}
|
|
#endif
|
|
uint32 nLastVisibleMainFrameID, nLastOccludedMainFrameID;
|
|
uint32 nLastShadowCastMainFrameID, nLastNoShadowCastMainFrameID;
|
|
#ifdef SUPP_HMAP_OCCL
|
|
Vec3 vLastVisPoint;
|
|
int nTerrainOccLastFrame;
|
|
#endif
|
|
#ifdef SUPP_HWOBJ_OCCL
|
|
CREOcclusionQuery* pREOcclusionQuery;
|
|
uint8 bOccluded;
|
|
#endif
|
|
//uint8 nInstantTestRequested;
|
|
};
|
|
|
|
|
|
#endif // CRYINCLUDE_CRYCOMMON_CREOCCLUSIONQUERY_H
|