| /* |
| --------------------------------------------------------------------------- |
| Open Asset Import Library (assimp) |
| --------------------------------------------------------------------------- |
| |
| Copyright (c) 2006-2017, assimp team |
| |
| |
| All rights reserved. |
| |
| Redistribution and use of this software in source and binary forms, |
| with or without modification, are permitted provided that the following |
| conditions are met: |
| |
| * Redistributions of source code must retain the above |
| copyright notice, this list of conditions and the |
| following disclaimer. |
| |
| * Redistributions in binary form must reproduce the above |
| copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
| |
| * Neither the name of the assimp team, nor the names of its |
| contributors may be used to endorse or promote products |
| derived from this software without specific prior |
| written permission of the assimp team. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| --------------------------------------------------------------------------- |
| */ |
| |
| /** @file Bitmap.h |
| * @brief Defines bitmap format helper for textures |
| * |
| * Used for file formats which embed their textures into the model file. |
| */ |
| |
| #ifndef AI_BITMAP_H_INC |
| #define AI_BITMAP_H_INC |
| |
| #include <stdint.h> |
| #include <cstddef> |
| |
| struct aiTexture; |
| |
| namespace Assimp { |
| |
| class IOStream; |
| |
| class Bitmap { |
| protected: |
| |
| struct Header { |
| uint16_t type; |
| uint32_t size; |
| uint16_t reserved1; |
| uint16_t reserved2; |
| uint32_t offset; |
| |
| // We define the struct size because sizeof(Header) might return a wrong result because of structure padding. |
| // Moreover, we must use this ugly and error prone syntax because Visual Studio neither support constexpr or sizeof(name_of_field). |
| static const std::size_t header_size = |
| sizeof(uint16_t) + // type |
| sizeof(uint32_t) + // size |
| sizeof(uint16_t) + // reserved1 |
| sizeof(uint16_t) + // reserved2 |
| sizeof(uint32_t); // offset |
| }; |
| |
| struct DIB { |
| uint32_t size; |
| int32_t width; |
| int32_t height; |
| uint16_t planes; |
| uint16_t bits_per_pixel; |
| uint32_t compression; |
| uint32_t image_size; |
| int32_t x_resolution; |
| int32_t y_resolution; |
| uint32_t nb_colors; |
| uint32_t nb_important_colors; |
| |
| // We define the struct size because sizeof(DIB) might return a wrong result because of structure padding. |
| // Moreover, we must use this ugly and error prone syntax because Visual Studio neither support constexpr or sizeof(name_of_field). |
| static const std::size_t dib_size = |
| sizeof(uint32_t) + // size |
| sizeof(int32_t) + // width |
| sizeof(int32_t) + // height |
| sizeof(uint16_t) + // planes |
| sizeof(uint16_t) + // bits_per_pixel |
| sizeof(uint32_t) + // compression |
| sizeof(uint32_t) + // image_size |
| sizeof(int32_t) + // x_resolution |
| sizeof(int32_t) + // y_resolution |
| sizeof(uint32_t) + // nb_colors |
| sizeof(uint32_t); // nb_important_colors |
| }; |
| |
| static const std::size_t mBytesPerPixel = 4; |
| |
| public: |
| static void Save(aiTexture* texture, IOStream* file); |
| |
| protected: |
| static void WriteHeader(Header& header, IOStream* file); |
| static void WriteDIB(DIB& dib, IOStream* file); |
| static void WriteData(aiTexture* texture, IOStream* file); |
| }; |
| |
| } |
| |
| #endif // AI_BITMAP_H_INC |