8056217: Remove awt_makecube.cpp
Reviewed-by: erikj, serb
This commit is contained in:
Magnus Ihse Bursie
parent
db72e03e12
commit
4db2b90f44
@ -1,442 +0,0 @@
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/*
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* Copyright (c) 1997, 1999, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "awt.h"
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#include "awt_image.h"
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extern "C" {
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#include "img_colors.h"
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} // extern "C"
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char *programname = "awt_makecube";
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unsigned char cube[LOOKUPSIZE * LOOKUPSIZE * LOOKUPSIZE];
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unsigned char reds[256], greens[256], blues[256], indices[256];
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int num_colors;
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PALETTEENTRY sysPal[256];
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int sys2cmap[256];
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int cmap2sys[256];
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int error[256];
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int cmapsize = 0;
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int virtcubesize = 0;
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int makecube_verbose = 0;
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void printPalette(char *label, HPALETTE hPal);
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void usage(char *errmsg)
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{
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fprintf(stderr, "%s\n", errmsg);
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fprintf(stderr, "usage: %s [-cmapsize N] [-cubesize N]\n", programname);
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fprintf(stderr, "\t-cmapsize N set the number of colors to allocate\n");
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fprintf(stderr, "\t in the colormap (2 <= N <= 256)\n");
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fprintf(stderr, "\t-cubesize N set the size of the cube of colors to\n");
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fprintf(stderr, " scan as potential entries in the cmap\n");
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fprintf(stderr, " (N must be a power of 2 and <= 32)\n");
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exit(1);
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}
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void setsyscolor(int index, int red, int green, int blue)
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{
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if (index >= 0) {
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if (sysPal[index].peFlags != 0) {
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usage("Internal error: system palette conflict");
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}
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} else {
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for (int i = 0; i < 256; i++) {
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if (sysPal[i].peFlags != 0) {
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if (sysPal[i].peRed == red &&
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sysPal[i].peGreen == green &&
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sysPal[i].peBlue == blue)
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{
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// Already there. Ignore it.
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return;
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}
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} else if (index < 0) {
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index = i;
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}
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}
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if (index < 0) {
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usage("Internal error: ran out of system palette entries");
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}
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}
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sysPal[index].peRed = red;
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sysPal[index].peGreen = green;
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sysPal[index].peBlue = blue;
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sysPal[index].peFlags = 1;
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}
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void addcmapcolor(int red, int green, int blue)
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{
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for (int i = 0; i < num_colors; i++) {
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if (red == reds[i] && green == greens[i] && blue == blues[i]) {
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return;
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}
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}
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if (num_colors >= cmapsize) {
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usage("Internal error: more than cmapsize static colors defined");
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}
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reds[num_colors] = red;
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greens[num_colors] = green;
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blues[num_colors] = blue;
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num_colors++;
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}
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int main(int argc, char **argv)
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{
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int i;
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programname = argv[0];
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for (i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-cmapsize") == 0) {
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if (i++ >= argc) {
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usage("no argument to -cmapsize");
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}
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cmapsize = atoi(argv[i]);
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if (cmapsize <= 2 || cmapsize > 256) {
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usage("colormap size must be between 2 and 256");
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}
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} else if (strcmp(argv[1], "-cubesize") == 0) {
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if (i++ >= argc) {
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usage("no argument to -cubesize");
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}
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virtcubesize = atoi(argv[i]);
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if (virtcubesize == 0 ||
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(virtcubesize & (virtcubesize - 1)) != 0 ||
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virtcubesize > 32)
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{
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usage("cube size must by a power of 2 <= 32");
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}
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} else if (strcmp(argv[i], "-verbose") == 0) {
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makecube_verbose = 1;
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} else {
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usage("unknown argument");
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}
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}
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if (cmapsize == 0) {
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cmapsize = CMAPSIZE;
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}
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if (virtcubesize == 0) {
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virtcubesize = VIRTCUBESIZE;
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}
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if (0) { // For testing
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HDC hDC = CreateDC("DISPLAY", NULL, NULL, NULL);
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HPALETTE hPal = CreateHalftonePalette(hDC);
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printPalette("Halftone palette for current display", hPal);
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printPalette("Stock DEFAULT_PALETTE", (HPALETTE)GetStockObject(DEFAULT_PALETTE));
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BITMAPINFOHEADER bmInfo = {
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sizeof(BITMAPINFOHEADER), 1, 1, 1, 8, BI_RGB, 0, 1000, 1000, 0, 0
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};
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HBITMAP hBitmap = CreateDIBitmap(hDC, &bmInfo,
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0, NULL, NULL, DIB_RGB_COLORS);
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HDC hMemDC = CreateCompatibleDC(hDC);
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SelectObject(hDC, hBitmap);
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hPal = CreateHalftonePalette(hMemDC);
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printPalette("Halftone palette for 8-bit DIBitmap", hPal);
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exit(0);
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}
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// Allocate Windows static system colors.
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{
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PALETTEENTRY palEntries[256];
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HPALETTE hPal = (HPALETTE)GetStockObject(DEFAULT_PALETTE);
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int n = GetPaletteEntries(hPal, 0, 256, palEntries);
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for (i = 0; i < n; i++) {
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addcmapcolor(palEntries[i].peRed,
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palEntries[i].peGreen,
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palEntries[i].peBlue);
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setsyscolor((i < n / 2) ? i : i + (256 - n),
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palEntries[i].peRed,
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palEntries[i].peGreen,
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palEntries[i].peBlue);
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}
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}
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// Allocate java.awt.Color constant colors.
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addcmapcolor( 0, 0, 0); // black
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addcmapcolor(255, 255, 255); // white
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addcmapcolor(255, 0, 0); // red
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addcmapcolor( 0, 255, 0); // green
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addcmapcolor( 0, 0, 255); // blue
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addcmapcolor(255, 255, 0); // yellow
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addcmapcolor(255, 0, 255); // magenta
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addcmapcolor( 0, 255, 255); // cyan
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addcmapcolor(192, 192, 192); // lightGray
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addcmapcolor(128, 128, 128); // gray
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addcmapcolor( 64, 64, 64); // darkGray
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addcmapcolor(255, 175, 175); // pink
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addcmapcolor(255, 200, 0); // orange
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img_makePalette(cmapsize, virtcubesize, LOOKUPSIZE,
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50.0f, 250.0f,
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num_colors, TRUE, reds, greens, blues, cube);
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if (makecube_verbose) {
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fprintf(stderr, "Calculated colormap:\n");
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for (i = 0; i < cmapsize; i++) {
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fprintf(stderr, "%3d:(%3d,%3d,%3d) ",
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i, reds[i], greens[i], blues[i]);
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}
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fprintf(stderr, "\n");
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}
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// Now simulate adding the halftone palette to the system
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// palette to get an idea of palette ordering.
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{
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int cubevals[6] = {0, 44, 86, 135, 192, 255};
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for (int b = 0; b < 6; b++) {
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for (int g = 0; g < 6; g++) {
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for (int r = 0; r < 6; r++) {
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setsyscolor(-1, cubevals[r], cubevals[g], cubevals[b]);
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}
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}
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}
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int grayvals[26] = { 0, 17, 24, 30, 37, 44, 52, 60,
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68, 77, 86, 95, 105, 114, 125, 135,
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146, 157, 168, 180, 192, 204, 216, 229,
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242, 255 };
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for (i = 0; i < 26; i++) {
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setsyscolor(-1, grayvals[i], grayvals[i], grayvals[i]);
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}
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}
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if (makecube_verbose) {
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fprintf(stderr, "System palette with simulated halftone palette:\n");
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for (i = 0; i < 256; i++) {
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fprintf(stderr, "%3d:(%3d,%3d,%3d) ",
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i, sysPal[i].peRed, sysPal[i].peGreen, sysPal[i].peBlue);
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}
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}
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if (makecube_verbose) {
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HDC hDC = CreateDC("DISPLAY", NULL, NULL, NULL);
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HPALETTE hPal = CreateHalftonePalette(hDC);
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SelectPalette(hDC, hPal, FALSE);
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RealizePalette(hDC);
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PALETTEENTRY palEntries[256];
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int n = GetSystemPaletteEntries(hDC, 0, 256, palEntries);
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fprintf(stderr,
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"realized halftone palette reads back %d entries\n", n);
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int broken = 0;
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for (i = 0; i < 256; i++) {
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char *msg1 = "";
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char *msg2 = "";
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if (palEntries[i].peRed != sysPal[i].peRed ||
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palEntries[i].peGreen != sysPal[i].peGreen ||
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palEntries[i].peBlue != sysPal[i].peBlue)
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{
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msg1 = "no sysPal match!";
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if (sysPal[i].peFlags == 0) {
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msg2 = "(OK)";
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} else {
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broken++;
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}
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} else if (sysPal[i].peFlags == 0) {
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msg1 = "no sysPal entry...";
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}
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fprintf(stderr,
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"palEntries[%3d] = (%3d, %3d, %3d), flags = %d %s %s\n",
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i,
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palEntries[i].peRed,
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palEntries[i].peGreen,
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palEntries[i].peBlue,
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palEntries[i].peFlags, msg1, msg2);
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}
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fprintf(stderr, "%d broken entries\n", broken);
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}
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#if 0
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#define BIGERROR (255 * 255 * 255)
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for (i = 0; i < 256; i++) {
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sys2cmap[i] = -1;
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cmap2sys[i] = -1;
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error[i] = BIGERROR;
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// error[i] = -1 means cmap[i] is locked to cmap2sys[i]
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// error[i] >= 0 means cmap[i] may lock to cmap2sys[i] on this run
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}
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int nummapped;
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int totalmapped = 0;
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do {
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int maxerror = BIGERROR;
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for (i = 0; i < 256; i++) {
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if (sysPal[i].peFlags == 0 || sys2cmap[i] >= 0) {
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continue;
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}
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int red = sysPal[i].peRed;
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int green = sysPal[i].peGreen;
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int blue = sysPal[i].peBlue;
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int e = maxerror;
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int ix = -1;
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for (int j = 0; j < 256; j++) {
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if (error[j] < 0) {
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continue;
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}
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int t = red - reds[j];
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int d = t * t;
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t = green - greens[j];
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d += t * t;
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t = blue - blues[j];
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d += t * t;
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if (d < e) {
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e = d;
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ix = j;
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}
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}
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if (ix >= 0) {
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if (e < error[ix]) {
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if (cmap2sys[ix] >= 0) {
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// To be fair we will not accept any matches
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// looser than this former match that we just
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// displaced with a better match.
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if (maxerror > error[ix]) {
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maxerror = error[ix];
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}
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sys2cmap[cmap2sys[ix]] = -1;
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}
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error[ix] = e;
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sys2cmap[i] = ix;
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cmap2sys[ix] = i;
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}
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}
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}
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nummapped = 0;
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for (i = 0; i < 256; i++) {
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if (error[i] >= 0) {
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if (error[i] >= maxerror) {
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// Throw this one back to be fair to a displaced entry.
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error[i] = BIGERROR;
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sys2cmap[cmap2sys[i]] = -1;
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cmap2sys[i] = -1;
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continue;
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}
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error[i] = -1;
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nummapped++;
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}
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}
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totalmapped += nummapped;
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if (makecube_verbose) {
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fprintf(stderr, "%3d colors mapped (%3d total), maxerror = %d\n",
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nummapped, totalmapped, maxerror);
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}
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} while (nummapped != 0);
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for (i = 0; i < 256; i++) {
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if (cmap2sys[i] < 0) {
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for (int j = 0; j < 256; j++) {
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if (sys2cmap[j] < 0) {
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cmap2sys[i] = j;
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sys2cmap[j] = i;
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break;
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}
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}
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if (j == 256) {
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usage("Internal error: no unused system entry for cmap entry!\n");
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}
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}
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}
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#else
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for (i = 0; i < 256; i++) {
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if (i < 10) {
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sys2cmap[i] = i;
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cmap2sys[i] = i;
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} else if (i < 20) {
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sys2cmap[256 - 20 + i] = i;
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cmap2sys[i] = 256 - 20 + i;
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} else {
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sys2cmap[i - 10] = i;
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cmap2sys[i] = i - 10;
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}
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}
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#endif
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if (makecube_verbose) {
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fprintf(stderr, "cmap2sys mapping: \n");
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for (i = 0; i < 256; i++) {
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fprintf(stderr, "%4d", cmap2sys[i]);
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if (sys2cmap[cmap2sys[i]] != i) {
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usage("Internal error: bad system palette back pointer!\n");
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}
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}
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fprintf(stderr, "\n");
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}
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printf("unsigned char awt_reds[256] = {");
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for (i = 0; i < 256; i++) {
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if ((i & 0xf) == 0) printf("\n\t");
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printf("%3d,", reds[sys2cmap[i]]);
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}
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printf("\n};\n");
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printf("unsigned char awt_greens[256] = {");
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for (i = 0; i < 256; i++) {
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if ((i & 0xf) == 0) printf("\n\t");
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printf("%3d,", greens[sys2cmap[i]]);
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}
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printf("\n};\n");
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printf("unsigned char awt_blues[256] = {");
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for (i = 0; i < 256; i++) {
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if ((i & 0xf) == 0) printf("\n\t");
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printf("%3d,", blues[sys2cmap[i]]);
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}
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printf("\n};\n");
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fflush(stdout);
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return 0;
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}
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void printPalette(char *label, HPALETTE hPal)
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{
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PALETTEENTRY palEntries[256];
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fprintf(stderr, "%s (0x%08x):\n", label, hPal);
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int n = GetPaletteEntries(hPal, 0, 256, palEntries);
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for (int i = 0; i < n; i++) {
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fprintf(stderr, "palEntries[%3d] = (%3d, %3d, %3d), flags = %d\n",
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i,
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palEntries[i].peRed,
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palEntries[i].peGreen,
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palEntries[i].peBlue,
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palEntries[i].peFlags);
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}
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}
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/* This helps eliminate any dependence on javai.dll at build time. */
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int
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jio_fprintf (FILE *handle, const char *format, ...)
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{
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int len;
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va_list args;
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va_start(args, format);
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len = vfprintf(handle, format, args);
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va_end(args);
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return len;
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}
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