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-rw-r--r--src/resources/dye/dyepalette.cpp586
1 files changed, 586 insertions, 0 deletions
diff --git a/src/resources/dye/dyepalette.cpp b/src/resources/dye/dyepalette.cpp
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index 000000000..2dd71f2ec
--- /dev/null
+++ b/src/resources/dye/dyepalette.cpp
@@ -0,0 +1,586 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2007-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2015 The ManaPlus Developers
+ *
+ * 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
+
+#include <cmath>
+
+#include <SDL_endian.h>
+
+#include "debug.h"
+
+DyePalette::DyePalette(const std::string &description,
+ const uint8_t blockSize) :
+ mColors()
+{
+ const size_t size = static_cast<size_t>(description.length());
+ if (size == 0)
+ return;
+
+ if (description[0] == '#')
+ {
+ size_t pos = 1;
+ for ( ; ; )
+ {
+ if (pos + blockSize > size)
+ break;
+
+ DyeColor color(0, 0, 0, 0);
+
+ for (size_t i = 0, colorIdx = 0; i < blockSize && colorIdx < 4;
+ i += 2, colorIdx ++)
+ {
+ color.value[colorIdx] = static_cast<unsigned char>((
+ hexDecode(description[pos + i]) << 4)
+ + hexDecode(description[pos + i + 1]));
+ }
+ mColors.push_back(color);
+ pos += blockSize;
+
+ if (pos == size)
+ return;
+ if (description[pos] != ',')
+ break;
+
+ ++pos;
+ }
+ }
+#ifndef DYECMD
+ else if (description[0] == '@')
+ {
+ size_t pos = 1;
+ for ( ; pos < size ; )
+ {
+ const size_t idx = description.find(',', pos);
+ if (idx == std::string::npos)
+ return;
+ if (idx == pos)
+ break;
+ mColors.push_back(PaletteDB::getColor(
+ description.substr(pos, idx - pos)));
+ pos = idx + 1;
+ }
+ }
+#endif
+ logger->log("Error, invalid embedded palette: %s", description.c_str());
+}
+
+unsigned int DyePalette::hexDecode(const signed char c)
+{
+ 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 (&color)[3]) const
+{
+ if (intensity == 0)
+ {
+ color[0] = 0;
+ color[1] = 0;
+ color[2] = 0;
+ return;
+ }
+
+ const int last = static_cast<int>(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 (&color)[3]) const
+{
+ // 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 = static_cast<int>(floor(intensity));
+ const int j = static_cast<int>(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] = static_cast<int>(rest * colorI.value[0] +
+ intensity * colorJ.value[0]);
+ color[1] = static_cast<int>(rest * colorI.value[1] +
+ intensity * colorJ.value[1]);
+ color[2] = static_cast<int>(rest * colorI.value[2] +
+ intensity * colorJ.value[2]);
+}
+
+void DyePalette::replaceSColor(uint32_t *restrict pixels,
+ const int bufSize) const
+{
+ std::vector<DyeColor>::const_iterator it_end = mColors.end();
+ const size_t sz = mColors.size();
+ if (!sz || !pixels)
+ return;
+ if (sz % 2)
+ -- it_end;
+
+#ifdef ENABLE_CILKPLUS
+ cilk_for (int ptr = 0; ptr < bufSize; ptr ++)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(&pixels[ptr]);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int alpha = pixels[ptr] & 0xff000000;
+ const unsigned int data = pixels[ptr] & 0x00ffffff;
+#else
+ const int alpha = *p & 0xff;
+ const unsigned int data = pixels[ptr] & 0xffffff00;
+#endif
+// logger->log("c:%04d %08x", c, *pixels);
+// logger->log("data: %08x", data);
+ if (!alpha)
+ {
+// logger->log("skip: %08x", *pixels);
+ }
+ else
+ {
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[2] << 16U)
+ | (col.value[1] << 8U) | (col.value[0]);
+#else
+ const unsigned int coldata = (col.value[2] << 8U)
+ | (col.value[1] << 16U) | (col.value[0] << 24U);
+#endif
+// logger->log("coldata: %08x", coldata);
+ if (data == coldata)
+ {
+// logger->log("correct");
+ p[3] = col2.value[0];
+ p[2] = col2.value[1];
+ p[1] = col2.value[2];
+ break;
+ }
+ ++ it;
+ }
+ }
+ }
+#else // ENABLE_CILKPLUS
+
+ for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize);
+ pixels != p_end;
+ ++ pixels)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(pixels);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int alpha = *pixels & 0xff000000;
+ const unsigned int data = (*pixels) & 0x00ffffff;
+#else
+ const int alpha = *p & 0xff;
+ const unsigned int data = (*pixels) & 0xffffff00;
+#endif
+// logger->log("c:%04d %08x", c, *pixels);
+// logger->log("data: %08x", data);
+ if (!alpha)
+ {
+// logger->log("skip: %08x", *pixels);
+ continue;
+ }
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[2] << 16U)
+ | (col.value[1] << 8U) | (col.value[0]);
+#else
+ const unsigned int coldata = (col.value[2] << 8U)
+ | (col.value[1] << 16U) | (col.value[0] << 24U);
+#endif
+// logger->log("coldata: %08x", coldata);
+ if (data == coldata)
+ {
+// logger->log("correct");
+ p[3] = col2.value[0];
+ p[2] = col2.value[1];
+ p[1] = col2.value[2];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+#endif // ENABLE_CILKPLUS
+}
+
+void DyePalette::replaceAColor(uint32_t *restrict pixels,
+ const int bufSize) const
+{
+ std::vector<DyeColor>::const_iterator it_end = mColors.end();
+ const size_t sz = mColors.size();
+ if (!sz || !pixels)
+ return;
+ if (sz % 2)
+ -- it_end;
+
+#ifdef ENABLE_CILKPLUS
+ cilk_for (int ptr = 0; ptr < bufSize; ptr ++)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(&pixels[ptr]);
+ const unsigned int data = pixels[ptr];
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[3] << 24U)
+ | (col.value[2] << 16U)
+ | (col.value[1] << 8U)
+ | (col.value[0]);
+#else
+ const unsigned int coldata = (col.value[3])
+ | (col.value[2] << 8U)
+ | (col.value[1] << 16U) |
+ (col.value[0] << 24U);
+#endif
+
+ if (data == coldata)
+ {
+ p[3] = col2.value[0];
+ p[2] = col2.value[1];
+ p[1] = col2.value[2];
+ p[0] = col2.value[3];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+
+#else // ENABLE_CILKPLUS
+
+ for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize);
+ pixels != p_end;
+ ++pixels)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(pixels);
+ const unsigned int data = *pixels;
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[3] << 24U)
+ | (col.value[2] << 16U)
+ | (col.value[1] << 8U)
+ | (col.value[0]);
+#else
+ const unsigned int coldata = (col.value[3])
+ | (col.value[2] << 8U)
+ | (col.value[1] << 16U) |
+ (col.value[0] << 24U);
+#endif
+
+ if (data == coldata)
+ {
+ p[3] = col2.value[0];
+ p[2] = col2.value[1];
+ p[1] = col2.value[2];
+ p[0] = col2.value[3];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+#endif // ENABLE_CILKPLUS
+}
+
+void DyePalette::replaceSOGLColor(uint32_t *restrict pixels,
+ const int bufSize) const
+{
+ std::vector<DyeColor>::const_iterator it_end = mColors.end();
+ const size_t sz = mColors.size();
+ if (!sz || !pixels)
+ return;
+ if (sz % 2)
+ -- it_end;
+
+#ifdef ENABLE_CILKPLUS
+ cilk_for (int ptr = 0; ptr < bufSize; ptr ++)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(&pixels[ptr]);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int alpha = *p & 0xff;
+ const unsigned int data = (pixels[ptr]) & 0xffffff00;
+#else
+ const int alpha = pixels[ptr] & 0xff000000;
+ const unsigned int data = (pixels[ptr]) & 0x00ffffff;
+#endif
+ if (alpha)
+ {
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[0] << 24)
+ | (col.value[1] << 16) | (col.value[2] << 8);
+#else
+ const unsigned int coldata = (col.value[0])
+ | (col.value[1] << 8) | (col.value[2] << 16);
+#endif
+ if (data == coldata)
+ {
+ p[0] = col2.value[0];
+ p[1] = col2.value[1];
+ p[2] = col2.value[2];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+ }
+
+#else // ENABLE_CILKPLUS
+
+ for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize);
+ pixels != p_end;
+ ++pixels)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(pixels);
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const int alpha = *p & 0xff;
+ const unsigned int data = (*pixels) & 0xffffff00;
+#else
+ const int alpha = *pixels & 0xff000000;
+ const unsigned int data = (*pixels) & 0x00ffffff;
+#endif
+ if (!alpha)
+ continue;
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[0] << 24)
+ | (col.value[1] << 16) | (col.value[2] << 8);
+#else
+ const unsigned int coldata = (col.value[0])
+ | (col.value[1] << 8) | (col.value[2] << 16);
+#endif
+ if (data == coldata)
+ {
+ p[0] = col2.value[0];
+ p[1] = col2.value[1];
+ p[2] = col2.value[2];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+#endif // ENABLE_CILKPLUS
+}
+
+void DyePalette::replaceAOGLColor(uint32_t *restrict pixels,
+ const int bufSize) const
+{
+ std::vector<DyeColor>::const_iterator it_end = mColors.end();
+ const size_t sz = mColors.size();
+ if (!sz || !pixels)
+ return;
+ if (sz % 2)
+ -- it_end;
+
+#ifdef ENABLE_CILKPLUS
+ cilk_for (int ptr = 0; ptr < bufSize; ptr ++)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(&pixels[ptr]);
+ const unsigned int data = pixels[ptr];
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[0] << 24U)
+ | (col.value[1] << 16U)
+ | (col.value[2] << 8U)
+ | col.value[3];
+#else
+ const unsigned int coldata = (col.value[0])
+ | (col.value[1] << 8U)
+ | (col.value[2] << 16U)
+ | (col.value[3] << 24U);
+#endif
+ if (data == coldata)
+ {
+ p[0] = col2.value[0];
+ p[1] = col2.value[1];
+ p[2] = col2.value[2];
+ p[3] = col2.value[3];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+
+#else // ENABLE_CILKPLUS
+
+ for (uint32_t *p_end = pixels + static_cast<size_t>(bufSize);
+ pixels != p_end;
+ ++pixels)
+ {
+ uint8_t *const p = reinterpret_cast<uint8_t *>(pixels);
+ const unsigned int data = *pixels;
+
+ std::vector<DyeColor>::const_iterator it = mColors.begin();
+ while (it != it_end)
+ {
+ const DyeColor &col = *it;
+ ++ it;
+ const DyeColor &col2 = *it;
+
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ const unsigned int coldata = (col.value[0] << 24U)
+ | (col.value[1] << 16U)
+ | (col.value[2] << 8U)
+ | col.value[3];
+#else
+ const unsigned int coldata = (col.value[0])
+ | (col.value[1] << 8U)
+ | (col.value[2] << 16U)
+ | (col.value[3] << 24U);
+#endif
+ if (data == coldata)
+ {
+ p[0] = col2.value[0];
+ p[1] = col2.value[1];
+ p[2] = col2.value[2];
+ p[3] = col2.value[3];
+ break;
+ }
+
+ ++ it;
+ }
+ }
+#endif // ENABLE_CILKPLUS
+}
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