og-revive/Revive/REV_CAPI_D3D.cpp

119 lines
3.9 KiB
C++

#include "OVR_CAPI_D3D.h"
#include "Assert.h"
#include "Session.h"
#include "CompositorD3D.h"
#include "TextureD3D.h"
#include <d3d11.h>
OVR_PUBLIC_FUNCTION(ovrResult) ovr_CreateTextureSwapChainDX(ovrSession session,
IUnknown* d3dPtr,
const ovrTextureSwapChainDesc* desc,
ovrTextureSwapChain* out_TextureSwapChain)
{
REV_TRACE(ovr_CreateTextureSwapChainDX);
if (!session)
return ovrError_InvalidSession;
if (!d3dPtr || !desc || !out_TextureSwapChain || desc->Type != ovrTexture_2D)
return ovrError_InvalidParameter;
if (!session->Compositor)
{
session->Compositor.reset(CompositorD3D::Create(d3dPtr));
if (!session->Compositor)
return ovrError_RuntimeException;
}
if (session->Compositor->GetAPI() != vr::TextureType_DirectX)
return ovrError_RuntimeException;
return session->Compositor->CreateTextureSwapChain(desc, out_TextureSwapChain);
}
OVR_PUBLIC_FUNCTION(ovrResult) ovr_GetTextureSwapChainBufferDX(ovrSession session,
ovrTextureSwapChain chain,
int index,
IID iid,
void** out_Buffer)
{
REV_TRACE(ovr_GetTextureSwapChainBufferDX);
if (!session)
return ovrError_InvalidSession;
if (!chain || !out_Buffer)
return ovrError_InvalidParameter;
if (index < 0)
index = chain->CurrentIndex;
TextureD3D* texture = dynamic_cast<TextureD3D*>(chain->Textures[index].get());
if (!texture)
return ovrError_InvalidParameter;
HRESULT hr = texture->Texture()->QueryInterface(iid, out_Buffer);
if (FAILED(hr))
return ovrError_InvalidParameter;
return ovrSuccess;
}
OVR_PUBLIC_FUNCTION(ovrResult) ovr_CreateMirrorTextureDX(ovrSession session,
IUnknown* d3dPtr,
const ovrMirrorTextureDesc* desc,
ovrMirrorTexture* out_MirrorTexture)
{
REV_TRACE(ovr_CreateMirrorTextureDX);
if (!session)
return ovrError_InvalidSession;
if (!d3dPtr || !desc || !out_MirrorTexture)
return ovrError_InvalidParameter;
if (!session->Compositor)
{
session->Compositor.reset(CompositorD3D::Create(d3dPtr));
if (!session->Compositor)
return ovrError_RuntimeException;
}
if (session->Compositor->GetAPI() != vr::TextureType_DirectX)
return ovrError_RuntimeException;
return session->Compositor->CreateMirrorTexture(desc, out_MirrorTexture);
}
OVR_PUBLIC_FUNCTION(ovrResult) ovr_CreateMirrorTextureWithOptionsDX(ovrSession session,
IUnknown* d3dPtr,
const ovrMirrorTextureDesc* desc,
ovrMirrorTexture* out_MirrorTexture)
{
return ovr_CreateMirrorTextureDX(session, d3dPtr, desc, out_MirrorTexture);
}
OVR_PUBLIC_FUNCTION(ovrResult) ovr_GetMirrorTextureBufferDX(ovrSession session,
ovrMirrorTexture mirrorTexture,
IID iid,
void** out_Buffer)
{
REV_TRACE(ovr_GetMirrorTextureBufferDX);
if (!session)
return ovrError_InvalidSession;
if (!mirrorTexture || !out_Buffer)
return ovrError_InvalidParameter;
TextureD3D* texture = dynamic_cast<TextureD3D*>(mirrorTexture->Texture.get());
if (!texture)
return ovrError_InvalidParameter;
HRESULT hr = texture->Texture()->QueryInterface(iid, out_Buffer);
if (FAILED(hr))
return ovrError_InvalidParameter;
return ovrSuccess;
}