Head

GCC Code Coverage Report

Directory:	src/		Exec	Total	Coverage
File:	src/resources/dye/dyepalette.cpp	Lines:	97	144	67.4 %
Date:	2021-03-17	Branches:	49	90	54.4 %


/*
 *  The ManaPlus Client
 *  Copyright (C) 2007-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2019  The ManaPlus Developers
 *  Copyright (C) 2019-2021  Andrei Karas
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "resources/dye/dyepalette.h"

#include "logger.h"

#ifndef DYECMD
#include "resources/db/palettedb.h"
#endif  // DYECMD

#include "utils/stringutils.h"

#ifndef USE_SDL2
#include <cmath>
#endif  // USE_SDL2

PRAGMA48(GCC diagnostic push)
PRAGMA48(GCC diagnostic ignored "-Wshadow")
#ifndef SDL_BIG_ENDIAN
#include <SDL_endian.h>
#endif  // SDL_BYTEORDER
PRAGMA48(GCC diagnostic pop)

#ifdef SIMD_SUPPORTED
#include "utils/cpu.h"
#endif  // SIMD_SUPPORTED
#include "utils/foreach.h"

#include "debug.h"

DyeFunctionPtr DyePalette::funcReplaceSColor = nullptr;
DyeFunctionPtr DyePalette::funcReplaceSColorSse2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceSColorAvx2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAColor = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAColorSse2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAColorAvx2 = nullptr;

#ifdef USE_OPENGL
DyeFunctionPtr DyePalette::funcReplaceSOGLColor = nullptr;
DyeFunctionPtr DyePalette::funcReplaceSOGLColorSse2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceSOGLColorAvx2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAOGLColor = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAOGLColorSse2 = nullptr;
DyeFunctionPtr DyePalette::funcReplaceAOGLColorAvx2 = nullptr;
#endif  // USE_OPENGL

DyePalette::DyePalette(const std::string &restrict description,
                       const uint8_t blockSize) :
    mColors()
{
    const size_t size = CAST_SIZE(description.length());
    if (size == 0)
        return;

    StringVect parts;
    splitToStringVector(parts, description.substr(1), ',');
    if (description[0] == '#')
    {
        FOR_EACH (StringVectCIter, it, parts)
        {
            DyeColor color(0, 0, 0, 0);
            hexToColor(*it, blockSize, color);
            mColors.push_back(color);
        }
        return;
    }
#ifndef DYECMD
    else if (description[0] == '@')
    {
        uint8_t alpha = 255;
        FOR_EACH (StringVectCIter, it, parts)
        {
            const std::string str = *it;
            if (str.empty())
                continue;
            if (str[0] == '+')
            {
                if (str.size() != 3)
                    continue;
                alpha = CAST_U8((hexDecode(str[1]) << 4) + hexDecode(str[2]));
                continue;
            }
            const DyeColor *const color = PaletteDB::getColor(str);
            if (color != nullptr)
            {
                DyeColor color2 = *color;
                color2.value[3] = alpha;
                mColors.push_back(color2);
            }
            else
            {
                DyeColor color2(0, 0, 0, 0);
                hexToColor(str, blockSize, color2);
                mColors.push_back(color2);
            }
        }
        return;
    }
#endif  // DYECMD

    logger->log("Error, invalid embedded palette: %s", description.c_str());
}

void DyePalette::hexToColor(const std::string &restrict hexStr,
                            const uint8_t blockSize,
                            DyeColor &color) noexcept2
{
    for (size_t i = 0, colorIdx = 0;
         i < blockSize && colorIdx < 4;
         i += 2, colorIdx ++)
    {
        color.value[colorIdx] = CAST_U8((
            hexDecode(hexStr[i]) << 4)
            + hexDecode(hexStr[i + 1]));
    }
    color.update();
}

unsigned int DyePalette::hexDecode(const signed char c) noexcept2
{
    if ('0' <= c && c <= '9')
        return c - '0';
    else if ('A' <= c && c <= 'F')
        return c - 'A' + 10;
    else if ('a' <= c && c <= 'f')
        return c - 'a' + 10;
    else
        return 0;
}

void DyePalette::getColor(const unsigned int intensity,
                          unsigned int (&restrict color)[3]) const restrict2
{
    if (intensity == 0)
    {
        color[0] = 0;
        color[1] = 0;
        color[2] = 0;
        return;
    }

    const int last = CAST_S32(mColors.size());
    if (last == 0)
        return;

    const int intLast = intensity * last;
    const int i = intLast / 255;
    const int t = intLast % 255;

    int j = t != 0 ? i : i - 1;

    if (j >= last)
        j = 0;

    // Get the exact color if any, the next color otherwise.
    const DyeColor &colorJ = mColors[j];
    const int r2 = colorJ.value[0];
    const int g2 = colorJ.value[1];
    const int b2 = colorJ.value[2];

    if (t == 0)
    {
        // Exact color.
        color[0] = r2;
        color[1] = g2;
        color[2] = b2;
        return;
    }

    // Get the previous color. First color is implicitly black.
    if (i > 0 && i < last + 1)
    {
        const DyeColor &colorI = mColors[i - 1];
        const int t2 = 255 - t;
        // Perform a linear interpolation.
        color[0] = (t2 * colorI.value[0] + t * r2) / 255;
        color[1] = (t2 * colorI.value[1] + t * g2) / 255;
        color[2] = (t2 * colorI.value[2] + t * b2) / 255;
    }
    else
    {
        // Perform a linear interpolation.
        color[0] = (t * r2) / 255;
        color[1] = (t * g2) / 255;
        color[2] = (t * b2) / 255;
    }
}

void DyePalette::getColor(double intensity,
                          int (&restrict color)[3]) const restrict2
{
    // Nothing to do here
    if (mColors.empty())
        return;

    // Force range
    if (intensity > 1.0)
        intensity = 1.0;
    else if (intensity < 0.0)
        intensity = 0.0;

    // Scale up
    intensity *= static_cast<double>(mColors.size() - 1);

    // Color indices
    const int i = CAST_S32(floor(intensity));
    const int j = CAST_S32(ceil(intensity));
    const DyeColor &colorI = mColors[i];

    if (i == j)
    {
        // Exact color.
        color[0] = colorI.value[0];
        color[1] = colorI.value[1];
        color[2] = colorI.value[2];
        return;
    }

    intensity -= i;
    const double rest = 1 - intensity;
    const DyeColor &colorJ = mColors[j];

    // Perform the interpolation.
    color[0] = CAST_S32(rest * colorI.value[0] +
        intensity * colorJ.value[0]);
    color[1] = CAST_S32(rest * colorI.value[1] +
        intensity * colorJ.value[1]);
    color[2] = CAST_S32(rest * colorI.value[2] +
        intensity * colorJ.value[2]);
}

void DyePalette::initFunctions()
{
#ifdef SIMD_SUPPORTED
    const uint32_t flags = Cpu::getFlags();
    if ((flags & Cpu::FEATURE_AVX2) != 0U)
    {
        funcReplaceSColor = &DyePalette::replaceSColorAvx2;
        funcReplaceSColorAvx2 = &DyePalette::replaceSColorAvx2;
        funcReplaceSColorSse2 = &DyePalette::replaceSColorSse2;
        funcReplaceAColor = &DyePalette::replaceAColorAvx2;
        funcReplaceAColorAvx2 = &DyePalette::replaceAColorAvx2;
        funcReplaceAColorSse2 = &DyePalette::replaceAColorSse2;

#ifdef USE_OPENGL
        funcReplaceSOGLColor = &DyePalette::replaceSOGLColorAvx2;
        funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorAvx2;
        funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorSse2;
        funcReplaceAOGLColor = &DyePalette::replaceAOGLColorAvx2;
        funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorAvx2;
        funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorSse2;
#endif  // USE_OPENGL
    }
    else if ((flags & Cpu::FEATURE_SSE2) != 0U)
    {
        funcReplaceSColor = &DyePalette::replaceSColorSse2;
        funcReplaceSColorAvx2 = &DyePalette::replaceSColorSse2;
        funcReplaceSColorSse2 = &DyePalette::replaceSColorSse2;
        funcReplaceAColor = &DyePalette::replaceAColorSse2;
        funcReplaceAColorAvx2 = &DyePalette::replaceAColorSse2;
        funcReplaceAColorSse2 = &DyePalette::replaceAColorSse2;

#ifdef USE_OPENGL
        funcReplaceSOGLColor = &DyePalette::replaceSOGLColorSse2;
        funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorSse2;
        funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorSse2;
        funcReplaceAOGLColor = &DyePalette::replaceAOGLColorSse2;
        funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorSse2;
        funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorSse2;
#endif  // USE_OPENGL
    }
    else
#endif  // SIMD_SUPPORTED
    {
        funcReplaceSColor = &DyePalette::replaceSColorDefault;
        funcReplaceSColorAvx2 = &DyePalette::replaceSColorDefault;
        funcReplaceSColorSse2 = &DyePalette::replaceSColorDefault;
        funcReplaceAColor = &DyePalette::replaceAColorDefault;
        funcReplaceAColorAvx2 = &DyePalette::replaceAColorDefault;
        funcReplaceAColorSse2 = &DyePalette::replaceAColorDefault;

#ifdef USE_OPENGL
        funcReplaceSOGLColor = &DyePalette::replaceSOGLColorDefault;
        funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorDefault;
        funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorDefault;
        funcReplaceAOGLColor = &DyePalette::replaceAOGLColorDefault;
        funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorDefault;
        funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorDefault;
#endif  // USE_OPENGL
    }
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/*
2			* The ManaPlus Client
3			* Copyright (C) 2007-2009 The Mana World Development Team
4			* Copyright (C) 2009-2010 The Mana Developers
5			* Copyright (C) 2011-2019 The ManaPlus Developers
6			* Copyright (C) 2019-2021 Andrei Karas
7			*
8			* This file is part of The ManaPlus Client.
9			*
10			* This program is free software; you can redistribute it and/or modify
11			* it under the terms of the GNU General Public License as published by
12			* the Free Software Foundation; either version 2 of the License, or
13			* any later version.
14			*
15			* This program is distributed in the hope that it will be useful,
16			* but WITHOUT ANY WARRANTY; without even the implied warranty of
17			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18			* GNU General Public License for more details.
19			*
20			* You should have received a copy of the GNU General Public License
21			* along with this program. If not, see <http://www.gnu.org/licenses/>.
22			*/
23
24			#include "resources/dye/dyepalette.h"
25
26			#include "logger.h"
27
28			#ifndef DYECMD
29			#include "resources/db/palettedb.h"
30			#endif // DYECMD
31
32			#include "utils/stringutils.h"
33
34			#ifndef USE_SDL2
35			#include <cmath>
36			#endif // USE_SDL2
37
38			PRAGMA48(GCC diagnostic push)
39			PRAGMA48(GCC diagnostic ignored "-Wshadow")
40			#ifndef SDL_BIG_ENDIAN
41			#include <SDL_endian.h>
42			#endif // SDL_BYTEORDER
43			PRAGMA48(GCC diagnostic pop)
44
45			#ifdef SIMD_SUPPORTED
46			#include "utils/cpu.h"
47			#endif // SIMD_SUPPORTED
48			#include "utils/foreach.h"
49
50			#include "debug.h"
51
52			DyeFunctionPtr DyePalette::funcReplaceSColor = nullptr;
53			DyeFunctionPtr DyePalette::funcReplaceSColorSse2 = nullptr;
54			DyeFunctionPtr DyePalette::funcReplaceSColorAvx2 = nullptr;
55			DyeFunctionPtr DyePalette::funcReplaceAColor = nullptr;
56			DyeFunctionPtr DyePalette::funcReplaceAColorSse2 = nullptr;
57			DyeFunctionPtr DyePalette::funcReplaceAColorAvx2 = nullptr;
58
59			#ifdef USE_OPENGL
60			DyeFunctionPtr DyePalette::funcReplaceSOGLColor = nullptr;
61			DyeFunctionPtr DyePalette::funcReplaceSOGLColorSse2 = nullptr;
62			DyeFunctionPtr DyePalette::funcReplaceSOGLColorAvx2 = nullptr;
63			DyeFunctionPtr DyePalette::funcReplaceAOGLColor = nullptr;
64			DyeFunctionPtr DyePalette::funcReplaceAOGLColorSse2 = nullptr;
65			DyeFunctionPtr DyePalette::funcReplaceAOGLColorAvx2 = nullptr;
66			#endif // USE_OPENGL
67
68		2740	DyePalette::DyePalette(const std::string &restrict description,
69			const uint8_t blockSize) :
70		5480	mColors()
71			{
72		2740	const size_t size = CAST_SIZE(description.length());
73	✓✗	2740	if (size == 0)
74		2740	return;
75
76		2740	StringVect parts;
77	✓✗✓✗	5480	splitToStringVector(parts, description.substr(1), ',');
78	✓✓	2740	if (description[0] == '#')
79			{
80	✓✓	17740	FOR_EACH (StringVectCIter, it, parts)
81			{
82		4125	DyeColor color(0, 0, 0, 0);
83		4125	hexToColor(*it, blockSize, color);
84	✓✗	4125	mColors.push_back(color);
85			}
86		2740	return;
87			}
88			#ifndef DYECMD
89	✓✗	17	else if (description[0] == '@')
90			{
91		17	uint8_t alpha = 255;
92	✓✓	118	FOR_EACH (StringVectCIter, it, parts)
93			{
94		92	const std::string str = *it;
95	✓✗	33	if (str.empty())
96		7	continue;
97	✓✓	33	if (str[0] == '+')
98			{
99	✓✗	7	if (str.size() != 3)
100			continue;
101		28	alpha = CAST_U8((hexDecode(str[1]) << 4) + hexDecode(str[2]));
102		7	continue;
103			}
104	✓✗	26	const DyeColor *const color = PaletteDB::getColor(str);
105	✓✓	26	if (color != nullptr)
106			{
107		14	DyeColor color2 = *color;
108		14	color2.value[3] = alpha;
109	✓✗	14	mColors.push_back(color2);
110			}
111			else
112			{
113		12	DyeColor color2(0, 0, 0, 0);
114		12	hexToColor(str, blockSize, color2);
115	✓✗	12	mColors.push_back(color2);
116			}
117			}
118			return;
119			}
120			#endif // DYECMD
121
122			logger->log("Error, invalid embedded palette: %s", description.c_str());
123			}
124
125		4137	void DyePalette::hexToColor(const std::string &restrict hexStr,
126			const uint8_t blockSize,
127			DyeColor &color) noexcept2
128			{
129		16771	for (size_t i = 0, colorIdx = 0;
130	✓✓✓✗	16771	i < blockSize && colorIdx < 4;
131		12634	i += 2, colorIdx ++)
132			{
133		12634	color.value[colorIdx] = CAST_U8((
134		25268	hexDecode(hexStr[i]) << 4)
135		37902	+ hexDecode(hexStr[i + 1]));
136			}
137		4137	color.update();
138		4137	}
139
140			unsigned int DyePalette::hexDecode(const signed char c) noexcept2
141			{
142	✗✗✓✓ ✓✓✓✗ ✓✗	25282	if ('0' <= c && c <= '9')
143		17070	return c - '0';
144	✗✗✓✓ ✓✓✗✗ ✗✗	8212	else if ('A' <= c && c <= 'F')
145		14	return c - 'A' + 10;
146	✗✗✓✗ ✓✗✗✗ ✗✗	8198	else if ('a' <= c && c <= 'f')
147		8198	return c - 'a' + 10;
148			else
149			return 0;
150			}
151
152		213	void DyePalette::getColor(const unsigned int intensity,
153			unsigned int (&restrict color)[3]) const restrict2
154			{
155	✗✓	213	if (intensity == 0)
156			{
157			color[0] = 0;
158			color[1] = 0;
159			color[2] = 0;
160			return;
161			}
162
163		426	const int last = CAST_S32(mColors.size());
164	✓✗	213	if (last == 0)
165			return;
166
167		213	const int intLast = intensity * last;
168		213	const int i = intLast / 255;
169		213	const int t = intLast % 255;
170
171	✓✓	213	int j = t != 0 ? i : i - 1;
172
173	✗✓	213	if (j >= last)
174			j = 0;
175
176			// Get the exact color if any, the next color otherwise.
177		426	const DyeColor &colorJ = mColors[j];
178		213	const int r2 = colorJ.value[0];
179		213	const int g2 = colorJ.value[1];
180		213	const int b2 = colorJ.value[2];
181
182	✓✓	213	if (t == 0)
183			{
184			// Exact color.
185		210	color[0] = r2;
186		210	color[1] = g2;
187		210	color[2] = b2;
188		210	return;
189			}
190
191			// Get the previous color. First color is implicitly black.
192	✗✓	3	if (i > 0 && i < last + 1)
193			{
194			const DyeColor &colorI = mColors[i - 1];
195			const int t2 = 255 - t;
196			// Perform a linear interpolation.
197			color[0] = (t2 * colorI.value[0] + t * r2) / 255;
198			color[1] = (t2 * colorI.value[1] + t * g2) / 255;
199			color[2] = (t2 * colorI.value[2] + t * b2) / 255;
200			}
201			else
202			{
203			// Perform a linear interpolation.
204		3	color[0] = (t * r2) / 255;
205		3	color[1] = (t * g2) / 255;
206		3	color[2] = (t * b2) / 255;
207			}
208			}
209
210		24	void DyePalette::getColor(double intensity,
211			int (&restrict color)[3]) const restrict2
212			{
213			// Nothing to do here
214	✓✗	48	if (mColors.empty())
215			return;
216
217			// Force range
218	✓✓	24	if (intensity > 1.0)
219			intensity = 1.0;
220	✗✓	23	else if (intensity < 0.0)
221			intensity = 0.0;
222
223			// Scale up
224		48	intensity *= static_cast<double>(mColors.size() - 1);
225
226			// Color indices
227		24	const int i = CAST_S32(floor(intensity));
228		24	const int j = CAST_S32(ceil(intensity));
229		48	const DyeColor &colorI = mColors[i];
230
231	✓✗	24	if (i == j)
232			{
233			// Exact color.
234		24	color[0] = colorI.value[0];
235		24	color[1] = colorI.value[1];
236		24	color[2] = colorI.value[2];
237		24	return;
238			}
239
240			intensity -= i;
241			const double rest = 1 - intensity;
242			const DyeColor &colorJ = mColors[j];
243
244			// Perform the interpolation.
245			color[0] = CAST_S32(rest * colorI.value[0] +
246			intensity * colorJ.value[0]);
247			color[1] = CAST_S32(rest * colorI.value[1] +
248			intensity * colorJ.value[1]);
249			color[2] = CAST_S32(rest * colorI.value[2] +
250			intensity * colorJ.value[2]);
251			}
252
253		1	void DyePalette::initFunctions()
254			{
255			#ifdef SIMD_SUPPORTED
256		1	const uint32_t flags = Cpu::getFlags();
257	✓✗	1	if ((flags & Cpu::FEATURE_AVX2) != 0U)
258			{
259		1	funcReplaceSColor = &DyePalette::replaceSColorAvx2;
260		1	funcReplaceSColorAvx2 = &DyePalette::replaceSColorAvx2;
261		1	funcReplaceSColorSse2 = &DyePalette::replaceSColorSse2;
262		1	funcReplaceAColor = &DyePalette::replaceAColorAvx2;
263		1	funcReplaceAColorAvx2 = &DyePalette::replaceAColorAvx2;
264		1	funcReplaceAColorSse2 = &DyePalette::replaceAColorSse2;
265
266			#ifdef USE_OPENGL
267		1	funcReplaceSOGLColor = &DyePalette::replaceSOGLColorAvx2;
268		1	funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorAvx2;
269		1	funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorSse2;
270		1	funcReplaceAOGLColor = &DyePalette::replaceAOGLColorAvx2;
271		1	funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorAvx2;
272		1	funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorSse2;
273			#endif // USE_OPENGL
274			}
275			else if ((flags & Cpu::FEATURE_SSE2) != 0U)
276			{
277			funcReplaceSColor = &DyePalette::replaceSColorSse2;
278			funcReplaceSColorAvx2 = &DyePalette::replaceSColorSse2;
279			funcReplaceSColorSse2 = &DyePalette::replaceSColorSse2;
280			funcReplaceAColor = &DyePalette::replaceAColorSse2;
281			funcReplaceAColorAvx2 = &DyePalette::replaceAColorSse2;
282			funcReplaceAColorSse2 = &DyePalette::replaceAColorSse2;
283
284			#ifdef USE_OPENGL
285			funcReplaceSOGLColor = &DyePalette::replaceSOGLColorSse2;
286			funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorSse2;
287			funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorSse2;
288			funcReplaceAOGLColor = &DyePalette::replaceAOGLColorSse2;
289			funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorSse2;
290			funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorSse2;
291			#endif // USE_OPENGL
292			}
293			else
294			#endif // SIMD_SUPPORTED
295			{
296			funcReplaceSColor = &DyePalette::replaceSColorDefault;
297			funcReplaceSColorAvx2 = &DyePalette::replaceSColorDefault;
298			funcReplaceSColorSse2 = &DyePalette::replaceSColorDefault;
299			funcReplaceAColor = &DyePalette::replaceAColorDefault;
300			funcReplaceAColorAvx2 = &DyePalette::replaceAColorDefault;
301			funcReplaceAColorSse2 = &DyePalette::replaceAColorDefault;
302
303			#ifdef USE_OPENGL
304			funcReplaceSOGLColor = &DyePalette::replaceSOGLColorDefault;
305			funcReplaceSOGLColorAvx2 = &DyePalette::replaceSOGLColorDefault;
306			funcReplaceSOGLColorSse2 = &DyePalette::replaceSOGLColorDefault;
307			funcReplaceAOGLColor = &DyePalette::replaceAOGLColorDefault;
308			funcReplaceAOGLColorAvx2 = &DyePalette::replaceAOGLColorDefault;
309			funcReplaceAOGLColorSse2 = &DyePalette::replaceAOGLColorDefault;
310			#endif // USE_OPENGL
311			}
312		1	}