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Diffstat (limited to 'src/Runtime/Source/runtimerender/resourcemanager/Qt3DSRenderLoadedTextureDDS.h')
-rw-r--r-- | src/Runtime/Source/runtimerender/resourcemanager/Qt3DSRenderLoadedTextureDDS.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/Runtime/Source/runtimerender/resourcemanager/Qt3DSRenderLoadedTextureDDS.h b/src/Runtime/Source/runtimerender/resourcemanager/Qt3DSRenderLoadedTextureDDS.h new file mode 100644 index 00000000..8490b474 --- /dev/null +++ b/src/Runtime/Source/runtimerender/resourcemanager/Qt3DSRenderLoadedTextureDDS.h @@ -0,0 +1,88 @@ +/**************************************************************************** +** +** Copyright (C) 2008-2016 NVIDIA Corporation. +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#pragma once +#ifndef QT3DS_RENDER_LOAD_DDS_H +#define QT3DS_RENDER_LOAD_DDS_H + +namespace qt3ds { +namespace render { + +/** The maximum number of mipmap levels (per texture or per cubemap face) */ +#define QT3DS_DDS_MAX_MIPMAPS (16) + +/** The number of cubemap faces that must exist in a cubemap-bearing DDS file */ +#define QT3DS_DDS_NUM_CUBEMAP_FACES (6) + + /** The master DDS structure for loading and saving + + This is the master DDS structure. It shouldn't be allocated by hand, + always use NVHHDDSAlloc/NVHHDDSAllocData/NVHHDDSFree to manage them properly. + */ + + struct Qt3DSDDSImage + { + /** Width of the overall texture in texels */ + int width; + /** Height of the overall texture in texels */ + int height; + /** Number of color/alpha components per texel 1-4 */ + int components; + /** The GL type of each color component (noncompressed textures only) */ + int componentFormat; + /** The number of bytes per pixel (noncompressed textures only) */ + int bytesPerPixel; + /** Nonzero if the format is DXT-compressed */ + int compressed; + /** The number of levels in the mipmap pyramid (including the base level) */ + int numMipmaps; + /** If nonzero, then the file contains 6 cubemap faces */ + int cubemap; + /** The format of the loaded texture data */ + int format; + /** The GL internal format of the loaded texture data(compressed textures only) */ + int internalFormat; + /** Nonzero if the texture data includes alpha */ + int alpha; + /** Base of the allocated block of all texel data */ + void *dataBlock; + /** Pointers to the mipmap levels for the texture or each cubemap face */ + void *data[QT3DS_DDS_MAX_MIPMAPS * QT3DS_DDS_NUM_CUBEMAP_FACES]; + /** Array of sizes of the mipmap levels for the texture or each cubemap face */ + int size[QT3DS_DDS_MAX_MIPMAPS * QT3DS_DDS_NUM_CUBEMAP_FACES]; + /** Array of widths of the mipmap levels for the texture or each cubemap face */ + int mipwidth[QT3DS_DDS_MAX_MIPMAPS * QT3DS_DDS_NUM_CUBEMAP_FACES]; + /** Array of heights of the mipmap levels for the texture or each cubemap face */ + int mipheight[QT3DS_DDS_MAX_MIPMAPS * QT3DS_DDS_NUM_CUBEMAP_FACES]; + }; +} +} + +#endif |