86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/*
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* Copyright 2015 The Etc2Comp Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "EtcBlock4x4Encoding_RGB8.h"
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#include "EtcBlock4x4Encoding_R11.h"
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namespace Etc
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{
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class Block4x4EncodingBits_RG11;
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// ################################################################################
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// Block4x4Encoding_RG11
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// ################################################################################
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class Block4x4Encoding_RG11 : public Block4x4Encoding_R11
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{
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float m_fGrnBase;
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float m_fGrnMultiplier;
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float m_fGrnBlockError;
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unsigned int m_auiGrnSelectors[PIXELS];
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unsigned int m_uiGrnModifierTableIndex;
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public:
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Block4x4Encoding_RG11(void);
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virtual ~Block4x4Encoding_RG11(void);
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virtual void InitFromSource(Block4x4 *a_pblockParent,
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ColorFloatRGBA *a_pafrgbaSource,
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unsigned char *a_paucEncodingBits, ErrorMetric a_errormetric);
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virtual void InitFromEncodingBits(Block4x4 *a_pblockParent,
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unsigned char *a_paucEncodingBits,
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ColorFloatRGBA *a_pafrgbaSource,
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ErrorMetric a_errormetric);
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virtual void PerformIteration(float a_fEffort);
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virtual void SetEncodingBits(void);
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Block4x4EncodingBits_RG11 *m_pencodingbitsRG11;
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void CalculateG11(unsigned int a_uiSelectorsUsed, float a_fBaseRadius, float a_fMultiplierRadius);
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inline float GetGrnBase(void) const
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{
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return m_fGrnBase;
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}
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inline float GetGrnMultiplier(void) const
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{
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return m_fGrnMultiplier;
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}
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inline int GetGrnTableIndex(void) const
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{
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return m_uiGrnModifierTableIndex;
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}
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inline const unsigned int * GetGrnSelectors(void) const
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{
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return m_auiGrnSelectors;
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}
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};
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// ----------------------------------------------------------------------------------------------------
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//
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} // namespace Etc
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