deargui-vpl/ref/virtools/Samples/Behaviors/Shader/Sources/IsStretchRectSupported.cpp

66 lines
2.0 KiB
C++

/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
//
// IsStretchRectSupported
//
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
#include "stdafx.h"
#include "CKRasterizer.h"
CKERROR CreateIsStretchRectSupportedProto(CKBehaviorPrototype **);
int IsStretchRectSupported(const CKBehaviorContext& behcontext);
enum
{
OutParam_StretchRectSupported = 0
};
CKObjectDeclaration *FillBehaviorIsStretchRectSupported()
{
CKObjectDeclaration *od = CreateCKObjectDeclaration("Is Stretch Rect Supported");
od->SetDescription("Tells wether the Stretch Rect functionnality is supported by the current rasterizer");
od->SetCategory("Shaders/General");
od->SetType(CKDLL_BEHAVIORPROTOTYPE);
od->SetGuid(CKGUID(0x558b6423, 0x1a7362eb));
od->SetAuthorGuid(CKGUID());
od->SetAuthorName("Virtools");
od->SetVersion(0x00010000);
od->SetCreationFunction(CreateIsStretchRectSupportedProto);
return od;
}
CKERROR CreateIsStretchRectSupportedProto(CKBehaviorPrototype **pproto)
{
CKBehaviorPrototype *proto = CreateCKBehaviorPrototype("Is Stretch Rect Supported");
if(!proto) return CKERR_OUTOFMEMORY;
proto->DeclareInput("In");
proto->DeclareOutput("Yes");
proto->DeclareOutput("No");
proto->DeclareOutParameter("Supported", CKPGUID_BOOL, "TRUE" );
proto->SetFlags(CK_BEHAVIORPROTOTYPE_NORMAL);
proto->SetFunction(IsStretchRectSupported);
proto->SetBehaviorFlags(CKBEHAVIOR_TARGETABLE);
*pproto = proto;
return CK_OK;
}
int IsStretchRectSupported(const CKBehaviorContext& behcontext)
{
CKBehavior* beh = behcontext.Behavior;
beh->ActivateInput(0,FALSE);
//
CKRasterizerContext* rsctx = behcontext.CurrentRenderContext->GetRasterizerContext();
CKBOOL support = rsctx ? rsctx->m_Driver->m_3DCaps.StretchRectSupport : FALSE;
beh->SetOutputParameterValue(OutParam_StretchRectSupported, &support);
beh->ActivateOutput(support ? 0 : 1);
return CKBR_OK;
}