godot/thirdparty/basis_universal/encoder/basisu_astc_decomp.h

44 lines
1.5 KiB
C++

#ifndef _TCUASTCUTIL_HPP
#define _TCUASTCUTIL_HPP
/*-------------------------------------------------------------------------
* drawElements Quality Program Tester Core
* ----------------------------------------
*
* Copyright 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief ASTC Utilities.
*//*--------------------------------------------------------------------*/
#include "../transcoder/basisu.h" // to pick up the iterator debug level madness
#include <vector>
#include <stdint.h>
namespace basisu_astc
{
namespace astc
{
// Unpacks a single ASTC block to pDst
// If isSRGB is true, the spec requires the decoder to scale the LDR 8-bit endpoints to 16-bit before interpolation slightly differently,
// which will lead to different outputs. So be sure to set it correctly (ideally it should match whatever the encoder did).
bool decompress(uint8_t* pDst, const uint8_t* data, bool isSRGB, int blockWidth, int blockHeight);
} // astc
} // basisu
#endif