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Diffstat (limited to 'thirdparty/etc2comp/EtcBlock4x4.h')
| -rw-r--r-- | thirdparty/etc2comp/EtcBlock4x4.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/thirdparty/etc2comp/EtcBlock4x4.h b/thirdparty/etc2comp/EtcBlock4x4.h deleted file mode 100644 index 0fd30c598d..0000000000 --- a/thirdparty/etc2comp/EtcBlock4x4.h +++ /dev/null @@ -1,172 +0,0 @@ -/* - * Copyright 2015 The Etc2Comp Authors. - * - * 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. - */ - -#pragma once - -#include "EtcColor.h" -#include "EtcColorFloatRGBA.h" -#include "EtcErrorMetric.h" -#include "EtcImage.h" -#include "EtcBlock4x4Encoding.h" - -namespace Etc -{ - class Block4x4EncodingBits; - - class Block4x4 - { - public: - - static const unsigned int ROWS = 4; - static const unsigned int COLUMNS = 4; - static const unsigned int PIXELS = ROWS * COLUMNS; - - // the alpha mix for a 4x4 block of pixels - enum class SourceAlphaMix - { - UNKNOWN, - // - OPAQUE, // all 1.0 - TRANSPARENT, // all 0.0 or NAN - TRANSLUCENT // not all opaque or transparent - }; - - typedef void (Block4x4::*EncoderFunctionPtr)(void); - - Block4x4(void); - ~Block4x4(); - void InitFromSource(Image *a_pimageSource, - unsigned int a_uiSourceH, - unsigned int a_uiSourceV, - unsigned char *a_paucEncodingBits, - ErrorMetric a_errormetric); - - void InitFromEtcEncodingBits(Image::Format a_imageformat, - unsigned int a_uiSourceH, - unsigned int a_uiSourceV, - unsigned char *a_paucEncodingBits, - Image *a_pimageSource, - ErrorMetric a_errormetric); - - // return true if final iteration was performed - inline void PerformEncodingIteration(float a_fEffort) - { - m_pencoding->PerformIteration(a_fEffort); - } - - inline void SetEncodingBitsFromEncoding(void) - { - m_pencoding->SetEncodingBits(); - } - - inline unsigned int GetSourceH(void) - { - return m_uiSourceH; - } - - inline unsigned int GetSourceV(void) - { - return m_uiSourceV; - } - - inline float GetError(void) - { - return m_pencoding->GetError(); - } - - static const unsigned int s_auiPixelOrderHScan[PIXELS]; - - inline ColorFloatRGBA * GetDecodedColors(void) - { - return m_pencoding->GetDecodedColors(); - } - - inline float * GetDecodedAlphas(void) - { - return m_pencoding->GetDecodedAlphas(); - } - - inline Block4x4Encoding::Mode GetEncodingMode(void) - { - return m_pencoding->GetMode(); - } - - inline bool GetFlip(void) - { - return m_pencoding->GetFlip(); - } - - inline bool IsDifferential(void) - { - return m_pencoding->IsDifferential(); - } - - inline ColorFloatRGBA * GetSource() - { - return m_afrgbaSource; - } - - inline ErrorMetric GetErrorMetric() - { - return m_errormetric; - } - - const char * GetEncodingModeName(void); - - inline Block4x4Encoding * GetEncoding(void) - { - return m_pencoding; - } - - inline SourceAlphaMix GetSourceAlphaMix(void) - { - return m_sourcealphamix; - } - - inline Image * GetImageSource(void) - { - return m_pimageSource; - } - - inline bool HasBorderPixels(void) - { - return m_boolBorderPixels; - } - - inline bool HasPunchThroughPixels(void) - { - return m_boolPunchThroughPixels; - } - - private: - - void SetSourcePixels(void); - - Image *m_pimageSource; - unsigned int m_uiSourceH; - unsigned int m_uiSourceV; - ErrorMetric m_errormetric; - ColorFloatRGBA m_afrgbaSource[PIXELS]; // vertical scan - - SourceAlphaMix m_sourcealphamix; - bool m_boolBorderPixels; // marked as rgba(NAN, NAN, NAN, NAN) - bool m_boolPunchThroughPixels; // RGB8A1 or SRGB8A1 with any pixels with alpha < 0.5 - - Block4x4Encoding *m_pencoding; - - }; - -} // namespace Etc |