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| 1 /* | 1 /* |
| 2 * Copyright 2009, Google Inc. | 2 * Copyright 2009, Google Inc. |
| 3 * All rights reserved. | 3 * All rights reserved. |
| 4 * | 4 * |
| 5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions are | 6 * modification, are permitted provided that the following conditions are |
| 7 * met: | 7 * met: |
| 8 * | 8 * |
| 9 * * Redistributions of source code must retain the above copyright | 9 * * Redistributions of source code must retain the above copyright |
| 10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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| 68 unsigned int row_pitch; // number of bytes between 2 successive rows. | 68 unsigned int row_pitch; // number of bytes between 2 successive rows. |
| 69 unsigned int slice_size; // size in bytes of a slice of data. | 69 unsigned int slice_size; // size in bytes of a slice of data. |
| 70 unsigned int slice_pitch; // number of bytes between 2 successive slices. | 70 unsigned int slice_pitch; // number of bytes between 2 successive slices. |
| 71 unsigned int total_size; // total size of the data. | 71 unsigned int total_size; // total size of the data. |
| 72 bool packed; // indicates whether the data is tightly packed. | 72 bool packed; // indicates whether the data is tightly packed. |
| 73 }; | 73 }; |
| 74 | 74 |
| 75 // Round a value up, so that it is divisible by the block size. | 75 // Round a value up, so that it is divisible by the block size. |
| 76 static inline unsigned int RoundToBlockSize(unsigned int base, | 76 static inline unsigned int RoundToBlockSize(unsigned int base, |
| 77 unsigned int block) { | 77 unsigned int block) { |
| 78 DCHECK_GT(base, 0); | 78 DCHECK_GT(base, 0U); |
| 79 DCHECK_GT(block, 0); | 79 DCHECK_GT(block, 0U); |
| 80 return block + base - 1 - (base - 1) % block; | 80 return block + base - 1 - (base - 1) % block; |
| 81 } | 81 } |
| 82 | 82 |
| 83 // Fills a MipLevelInfo structure from the base texture dimensions. | 83 // Fills a MipLevelInfo structure from the base texture dimensions. |
| 84 static inline void MakeMipLevelInfo(MipLevelInfo *mip_info, | 84 static inline void MakeMipLevelInfo(MipLevelInfo *mip_info, |
| 85 texture::Format format, | 85 texture::Format format, |
| 86 unsigned int base_width, | 86 unsigned int base_width, |
| 87 unsigned int base_height, | 87 unsigned int base_height, |
| 88 unsigned int base_depth, | 88 unsigned int base_depth, |
| 89 unsigned int level) { | 89 unsigned int level) { |
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| 149 const MipLevelInfo &mip_level, | 149 const MipLevelInfo &mip_level, |
| 150 const TransferInfo &dst_transfer_info, | 150 const TransferInfo &dst_transfer_info, |
| 151 void *dst_data, | 151 void *dst_data, |
| 152 const TransferInfo &src_transfer_info, | 152 const TransferInfo &src_transfer_info, |
| 153 const void *src_data); | 153 const void *src_data); |
| 154 | 154 |
| 155 } // namespace command_buffer | 155 } // namespace command_buffer |
| 156 } // namespace o3d | 156 } // namespace o3d |
| 157 | 157 |
| 158 #endif // O3D_COMMAND_BUFFER_SERVICE_CROSS_TEXTURE_UTILS_H_ | 158 #endif // O3D_COMMAND_BUFFER_SERVICE_CROSS_TEXTURE_UTILS_H_ |
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