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Diffstat (limited to 'src/hdr/MipmapBSDF.h')
-rw-r--r-- | src/hdr/MipmapBSDF.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/hdr/MipmapBSDF.h b/src/hdr/MipmapBSDF.h new file mode 100644 index 0000000..be8f136 --- /dev/null +++ b/src/hdr/MipmapBSDF.h @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qt 3D Studio. +** +** $QT_BEGIN_LICENSE:GPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 or (at your option) any later version +** approved by the KDE Free Qt Foundation. The licenses are as published by +** the Free Software Foundation and appearing in the file LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MIPMAPBSDF_H +#define MIPMAPBSDF_H +#include "foundation/Qt3DSVec3.h" +#include "foundation/Qt3DSSimpleTypes.h" +#include "foundation/Qt3DSPerfTimer.h" +#include "foundation/Qt3DSAtomic.h" +#include "render/Qt3DSRenderBaseTypes.h" +#include "render/backends/Qt3DSRenderBackend.h" +#include "render/Qt3DSRenderTexture2D.h" +#include "render/backends/gl/Qt3DSOpenGLUtil.h" + +#include "Qt3DSRenderLoadedTexture.h" + +#include "Qt3DSTypes.h" +#ifdef _LINUXPLATFORM +#define __declspec(dllexport) +#define __cdecl + +#endif +using namespace qt3ds::render; + +class BSDFMipMap : public NVRefCounted +{ +public: + BSDFMipMap(NVRenderContext *inNVRenderContext, int inWidth, int inHeight, + NVRenderTexture2D &inTexture, NVRenderTextureFormats::Enum inDestFormat, + qt3ds::NVFoundationBase &inFnd); + virtual ~BSDFMipMap(); + + virtual void Build(void *inTextureData, int inTextureDataSize, + NVRenderBackend::NVRenderBackendTextureObject inTextureHandle, + NVRenderTextureFormats::Enum inFormat) = 0; + static BSDFMipMap *Create(NVRenderContext *inNVRenderContext, int inWidth, int inHeight, + NVRenderTexture2D &inTexture, + NVRenderTextureFormats::Enum inDestFormat, + qt3ds::NVFoundationBase &inFnd); + +protected: + volatile QT3DSI32 mRefCount; ///< reference count + NVFoundationBase &m_Foundation; ///< Foundation class for allocations and other base things + + NVRenderTexture2D &m_Texture2D; + NVRenderTextureFormats::Enum m_InternalFormat; + NVRenderTextureFormats::Enum m_DestinationFormat; + int m_Width; + int m_Height; + int m_MaxMipMapLevel; + int m_SizeOfFormat; + int m_SizeOfInternalFormat; + int m_InternalNoOfComponent; + int m_NoOfComponent; + NVRenderContext *m_NVRenderContext; +}; + +class BasicBSDFMipMap : public BSDFMipMap +{ +public: + BasicBSDFMipMap(NVRenderContext *inNVRenderContext, int inWidth, int inHeight, + NVRenderTexture2D &inTexture, NVRenderTextureFormats::Enum inDestFormat, + qt3ds::NVFoundationBase &inFnd); + + void Build(void *inTextureData, int inTextureDataSize, + NVRenderBackend::NVRenderBackendTextureObject inTextureHandle, + NVRenderTextureFormats::Enum inFormat); + + STextureData CreateBsdfMipLevel(STextureData &inCurMipLevel, STextureData &inPrevMipLevel, + int width, int height); //, IPerfTimer& inPerfTimer ); + QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE(m_Foundation); + + int wrapMod(int a, int base); + void getWrappedCoords(int &sX, int &sY, int width, int height); + NVRenderBackend::NVRenderBackendTextureObject m_TextureHandle; +}; + +#endif |