63 lines
1.4 KiB
C
63 lines
1.4 KiB
C
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// File: crn_dxt_endpoint_refiner.h
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// See Copyright Notice and license at the end of inc/crnlib.h
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#pragma once
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#include "crn_dxt.h"
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namespace crnlib
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{
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// TODO: Experimental/Not fully implemented
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class dxt_endpoint_refiner
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{
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public:
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dxt_endpoint_refiner();
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struct params
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{
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params() :
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m_block_index(0),
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m_pPixels(NULL),
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m_num_pixels(0),
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m_pSelectors(NULL),
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m_alpha_comp_index(0),
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m_error_to_beat(cUINT64_MAX),
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m_dxt1_selectors(true),
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m_perceptual(true),
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m_highest_quality(true)
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{
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}
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uint m_block_index;
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const color_quad_u8* m_pPixels;
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uint m_num_pixels;
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const uint8* m_pSelectors;
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uint m_alpha_comp_index;
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uint64 m_error_to_beat;
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bool m_dxt1_selectors;
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bool m_perceptual;
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bool m_highest_quality;
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};
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struct results
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{
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uint16 m_low_color;
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uint16 m_high_color;
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uint64 m_error;
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};
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bool refine(const params& p, results& r);
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private:
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const params* m_pParams;
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results* m_pResults;
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void optimize_dxt1(vec3F low_color, vec3F high_color);
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void optimize_dxt5(vec3F low_color, vec3F high_color);
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};
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} // namespace crnlib
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