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Diffstat (limited to 'thirdparty/etc2comp/EtcBlock4x4Encoding.h')
-rw-r--r--thirdparty/etc2comp/EtcBlock4x4Encoding.h148
1 files changed, 0 insertions, 148 deletions
diff --git a/thirdparty/etc2comp/EtcBlock4x4Encoding.h b/thirdparty/etc2comp/EtcBlock4x4Encoding.h
deleted file mode 100644
index c14c3b8616..0000000000
--- a/thirdparty/etc2comp/EtcBlock4x4Encoding.h
+++ /dev/null
@@ -1,148 +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 "EtcColorFloatRGBA.h"
-
-#include "EtcErrorMetric.h"
-
-#include <assert.h>
-#include <float.h>
-
-namespace Etc
-{
- class Block4x4;
-
- // abstract base class for specific encodings
- class Block4x4Encoding
- {
- public:
-
- static const unsigned int ROWS = 4;
- static const unsigned int COLUMNS = 4;
- static const unsigned int PIXELS = ROWS * COLUMNS;
- static const float LUMA_WEIGHT;
- static const float CHROMA_BLUE_WEIGHT;
-
- typedef enum
- {
- MODE_UNKNOWN,
- //
- MODE_ETC1,
- MODE_T,
- MODE_H,
- MODE_PLANAR,
- MODE_R11,
- MODE_RG11,
- //
- MODES
- } Mode;
-
- Block4x4Encoding(void);
- //virtual ~Block4x4Encoding(void) =0;
- virtual ~Block4x4Encoding(void) {}
- virtual void InitFromSource(Block4x4 *a_pblockParent,
- ColorFloatRGBA *a_pafrgbaSource,
-
- unsigned char *a_paucEncodingBits, ErrorMetric a_errormetric) = 0;
-
- virtual void InitFromEncodingBits(Block4x4 *a_pblockParent,
- unsigned char *a_paucEncodingBits,
- ColorFloatRGBA *a_pafrgbaSource,
-
- ErrorMetric a_errormetric) = 0;
-
- // perform an iteration of the encoding
- // the first iteration must generate a complete, valid (if poor) encoding
- virtual void PerformIteration(float a_fEffort) = 0;
-
- void CalcBlockError(void);
-
- inline float GetError(void)
- {
- assert(m_fError >= 0.0f);
-
- return m_fError;
- }
-
- inline ColorFloatRGBA * GetDecodedColors(void)
- {
- return m_afrgbaDecodedColors;
- }
-
- inline float * GetDecodedAlphas(void)
- {
- return m_afDecodedAlphas;
- }
-
- virtual void SetEncodingBits(void) = 0;
-
- virtual bool GetFlip(void) = 0;
-
- virtual bool IsDifferential(void) = 0;
-
- virtual bool HasSeverelyBentDifferentialColors(void) const = 0;
-
- inline Mode GetMode(void)
- {
- return m_mode;
- }
-
- inline bool IsDone(void)
- {
- return m_boolDone;
- }
-
- inline void SetDoneIfPerfect()
- {
- if (GetError() == 0.0f)
- {
- m_boolDone = true;
- }
- }
-
- float CalcPixelError(ColorFloatRGBA a_frgbaDecodedColor, float a_fDecodedAlpha,
- ColorFloatRGBA a_frgbaSourcePixel);
-
- protected:
-
- void Init(Block4x4 *a_pblockParent,
- ColorFloatRGBA *a_pafrgbaSource,
-
- ErrorMetric a_errormetric);
-
- Block4x4 *m_pblockParent;
- ColorFloatRGBA *m_pafrgbaSource;
-
- bool m_boolBorderPixels; // if block has any border pixels
-
- ColorFloatRGBA m_afrgbaDecodedColors[PIXELS]; // decoded RGB components, ignore Alpha
- float m_afDecodedAlphas[PIXELS]; // decoded alpha component
- float m_fError; // error for RGBA relative to m_pafrgbaSource
-
- // intermediate encoding
- Mode m_mode;
-
- unsigned int m_uiEncodingIterations;
- bool m_boolDone; // all iterations have been done
- ErrorMetric m_errormetric;
-
- private:
-
- };
-
-} // namespace Etc