o3de/Code/CryEngine/RenderDll/XRenderNULL/NULL_Textures.cpp

/*
* 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.

// Description : NULL device specific texture manager implementation.


#include "RenderDll_precompiled.h"
#include "NULL_Renderer.h"

//=================================================================================

///////////////////////////////////////////////////////////////////////////////////


void CNULLRenderer::MakeSprite(IDynTexture*& rTexturePtr, [[maybe_unused]] float _fSpriteDistance, [[maybe_unused]] int nTexSize, [[maybe_unused]] float angle, [[maybe_unused]] float angle2, [[maybe_unused]] IStatObj* pStatObj, [[maybe_unused]] const float fBrightnessMultiplier, [[maybe_unused]] SRendParams& rParms)
{
    rTexturePtr = NULL;
}

int CNULLRenderer::GenerateAlphaGlowTexture([[maybe_unused]] float k)
{
    return 0;
}

bool CNULLRenderer::EF_SetLightHole([[maybe_unused]] Vec3 vPos, [[maybe_unused]] Vec3 vNormal, [[maybe_unused]] int idTex, [[maybe_unused]] float fScale, [[maybe_unused]] bool bAdditive)
{
    return false;
}

bool CNULLRenderer::EF_PrecacheResource([[maybe_unused]] ITexture* pTP, [[maybe_unused]] float fDist, [[maybe_unused]] float fTimeToReady, [[maybe_unused]] int Flags, [[maybe_unused]] int nUpdateId, [[maybe_unused]] int nCounter)
{
    return false;
}

#if AZ_RENDER_TO_TEXTURE_GEM_ENABLED
bool CTexture::RenderToTexture(int handle, const CCamera& camera, AzRTT::RenderContextId contextId)
{
    return true;
}
#endif // if AZ_RENDER_TO_TEXTURE_GEM_ENABLED

bool CTexture::RenderEnvironmentCMHDR([[maybe_unused]] int size, [[maybe_unused]] Vec3& Pos, [[maybe_unused]] TArray<unsigned short>& vecData)
{
    return true;
}

void CTexture::Apply([[maybe_unused]] int nTUnit, [[maybe_unused]] int nState, [[maybe_unused]] int nTMatSlot, [[maybe_unused]] int nSUnit, [[maybe_unused]] SResourceView::KeyType nResViewKey, [[maybe_unused]] EHWShaderClass eSHClass)
{
}

#if defined(TEXTURE_GET_SYSTEM_COPY_SUPPORT)
byte* CTexture::Convert([[maybe_unused]] const byte* pSrc, [[maybe_unused]] int nWidth, [[maybe_unused]] int nHeight, [[maybe_unused]] int nMips, [[maybe_unused]] ETEX_Format eTFSrc, [[maybe_unused]] ETEX_Format eTFDst, [[maybe_unused]] int& nOutSize, [[maybe_unused]] bool bLinear)
{
    return NULL;
}
#endif

void CTexture::ReleaseDeviceTexture([[maybe_unused]] bool bKeepLastMips, [[maybe_unused]] bool bFromUnload)
{
}

bool CTexture::Clear([[maybe_unused]] const ColorF& color)
{
    return true;
}

void CTexture::SetTexStates()
{
}

bool CTexture::CreateDeviceTexture([[maybe_unused]] const byte* pData[6])
{
    return true;
}

void* CTexture::CreateDeviceResourceView([[maybe_unused]] const SResourceView& rv)
{
    return NULL;
}

ETEX_Format CTexture::ClosestFormatSupported(ETEX_Format eTFDst)
{
    return eTFDst;
}

bool CTexture::SetFilterMode(int nFilter)
{
    return s_sDefState.SetFilterMode(nFilter);
}

bool CTexture::CreateRenderTarget([[maybe_unused]] ETEX_Format eTF, [[maybe_unused]] const ColorF& cClear)
{
    return true;
}

bool CTexture::SetClampingMode(int nAddressU, int nAddressV, int nAddressW)
{
    return s_sDefState.SetClampMode(nAddressU, nAddressV, nAddressW);
}

void CTexture::UpdateTexStates()
{
}

void CTexture::GenerateCachedShadowMaps()
{
}

void CTexture::Readback([[maybe_unused]] AZ::u32 subresourceIndex, StagingHook callback)
{
}

//======================================================================================

void SEnvTexture::Release()
{
}

void SEnvTexture::RT_SetMatrix(void)
{
}

bool SDynTexture::RestoreRT([[maybe_unused]] int nRT, [[maybe_unused]] bool bPop)
{
    return true;
}

bool SDynTexture::ClearRT()
{
    return true;
}

bool SDynTexture2::ClearRT()
{
    return true;
}

bool SDynTexture::SetRT([[maybe_unused]] int nRT, [[maybe_unused]] bool bPush, [[maybe_unused]] SDepthTexture* pDepthSurf, [[maybe_unused]] bool bScreenVP)
{
    return true;
}

bool SDynTexture2::SetRT([[maybe_unused]] int nRT, [[maybe_unused]] bool bPush, [[maybe_unused]] SDepthTexture* pDepthSurf, [[maybe_unused]] bool bScreenVP)
{
    return true;
}

bool SDynTexture2::RestoreRT([[maybe_unused]] int nRT, [[maybe_unused]] bool bPop)
{
    return true;
}

bool SDynTexture2::SetRectStates()
{
    return true;
}

//===============================================================================

void STexState::PostCreate()
{
}

void STexState::Destroy()
{
}

void STexState::Init(const STexState& src)
{
    memcpy(this, &src, sizeof(src));
}

void STexState::SetComparisonFilter([[maybe_unused]] bool bEnable)
{
}

bool STexState::SetClampMode([[maybe_unused]] int nAddressU, [[maybe_unused]] int nAddressV, [[maybe_unused]] int nAddressW)
{
    m_nAddressU = 0;
    m_nAddressV = 0;
    m_nAddressW = 0;
    return true;
}

bool STexState::SetFilterMode([[maybe_unused]] int nFilter)
{
    m_nMinFilter = 0;
    m_nMagFilter = 0;
    m_nMipFilter = 0;
    return true;
}

void STexState::SetBorderColor(DWORD dwColor)
{
    m_dwBorderColor = dwColor;
}


SDepthTexture::~SDepthTexture()
{
}

void SDepthTexture::Release([[maybe_unused]] bool bReleaseTex)
{
}

ETEX_Format CTexture::TexFormatFromDeviceFormat([[maybe_unused]] int nFormat)
{
    return eTF_Unknown;
}

bool CTexture::RT_CreateDeviceTexture([[maybe_unused]] const byte* pData[6])
{
    return true;
}

void CTexture::UpdateTextureRegion([[maybe_unused]] const uint8_t* data, [[maybe_unused]] int X, [[maybe_unused]] int Y, [[maybe_unused]] int Z, [[maybe_unused]] int USize, [[maybe_unused]] int VSize, [[maybe_unused]] int ZSize, [[maybe_unused]] ETEX_Format eTFSrc)
{
}

void CTexture::Unbind()
{
}

void CTexture::RT_UpdateTextureRegion([[maybe_unused]] const uint8_t* data, [[maybe_unused]] int X, [[maybe_unused]] int Y, [[maybe_unused]] int Z, [[maybe_unused]] int USize, [[maybe_unused]] int VSize, [[maybe_unused]] int ZSize, [[maybe_unused]] ETEX_Format eTFSrc)
{
}

bool SDynTexture::RT_SetRT([[maybe_unused]] int nRT, [[maybe_unused]] int nWidth, [[maybe_unused]] int nHeight, [[maybe_unused]] bool bPush, [[maybe_unused]] bool bScreenVP)
{
    return true;
}

bool SDynTexture::RT_Update([[maybe_unused]] int nNewWidth, [[maybe_unused]] int nNewHeight)
{
    return true;
}

void CTexture::ReleaseSystemTargets(void) {}
void CTexture::ReleaseMiscTargets(void) {}
void CTexture::CreateSystemTargets(void) {}

//===============================================================================

namespace  TextureHelpers
{
    bool VerifyTexSuffix([[maybe_unused]] EEfResTextures texSlot, [[maybe_unused]] const char* texPath)
    {
        return false;
    }

    bool VerifyTexSuffix([[maybe_unused]] EEfResTextures texSlot, [[maybe_unused]] const string& texPath)
    {
        return false;
    }

    const char* LookupTexSuffix([[maybe_unused]] EEfResTextures texSlot)
    {
        return nullptr;
    }

    int8 LookupTexPriority([[maybe_unused]] EEfResTextures texSlot)
    {
        return 0;
    }

    CTexture* LookupTexDefault([[maybe_unused]] EEfResTextures texSlot)
    {
        return nullptr;
    }

    CTexture* LookupTexBlank([[maybe_unused]] EEfResTextures texSlot)
    {
        return nullptr;
    }
}

bool CTexture::Clear() { return true; }

uint32 CDeviceTexture::TextureDataSize([[maybe_unused]] uint32 nWidth, [[maybe_unused]] uint32 nHeight, [[maybe_unused]] uint32 nDepth, [[maybe_unused]] uint32 nMips, [[maybe_unused]] uint32 nSlices, [[maybe_unused]] const ETEX_Format eTF)
{
    return 0;
}