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games/jezzball-kazzmir: Fix compile issue.

This commit is contained in:
B. Watson 2015-11-22 01:22:02 -05:00 committed by Willy Sudiarto Raharjo
parent 6026b33f74
commit d1e18febcd
2 changed files with 905 additions and 1 deletions
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6
games/jezzball-kazzmir/jezzball-kazzmir.SlackBuild
View File

@ -12,7 +12,7 @@
PRGNAM=jezzball-kazzmir
VERSION=${VERSION:-1.1}
BUILD=${BUILD:-1}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
if [ -z "$ARCH" ]; then
@ -65,6 +65,10 @@ find -L . \
\( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
# 20151122 bkw: use allegro4's loadpng instead of the bundled one. fixes
# build on -current, does no harm on 14.1.
patch -p1 < $CWD/loadpng.diff
sed -i 's,\./data\|data/,'"$DATADIR"',' src/main.cpp
sed -i 's,score\.jzb,'$SCOREDIR'/&,' src/score.cpp

900
games/jezzball-kazzmir/loadpng.diff Normal file
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@ -0,0 +1,900 @@
diff -Naur jezzball-1.1/SConstruct jezzball-1.1.patched/SConstruct
--- jezzball-1.1/SConstruct 2007-09-09 18:07:10.000000000 -0400
+++ jezzball-1.1.patched/SConstruct 2015-11-22 01:16:48.000000000 -0500
@@ -27,18 +27,13 @@
score.cpp
"""))
-sources.append( map( lambda x: 'build/loadpng/%s' % x, Split("""
-loadpng.c
-regpng.c
-savepng.c
-""")));
-
env.Append( LIBS = ['jpgal'] )
if isWindows():
env.Append( LIBS = ['png', 'alleg'] )
else:
env.ParseConfig( 'allegro-config --libs --cflags' )
+ env.Append( LIBS = ['loadpng'] )
env.ParseConfig( 'libpng-config --libs' )
env.Append( CCFLAGS = '-O2' )
diff -Naur jezzball-1.1/src/loadpng/loadpng.c jezzball-1.1.patched/src/loadpng/loadpng.c
--- jezzball-1.1/src/loadpng/loadpng.c 2007-09-09 18:02:37.000000000 -0400
+++ jezzball-1.1.patched/src/loadpng/loadpng.c 1969-12-31 19:00:00.000000000 -0500
@@ -1,400 +0,0 @@
-/* loadpng, Allegro wrapper routines for libpng
- * by Peter Wang (tjaden@users.sf.net).
- *
- * This file is hereby placed in the public domain.
- */
-
-
-#include <png.h>
-#include <allegro.h>
-#include <allegro/internal/aintern.h>
-#include "loadpng.h"
-
-/* We need internals _color_load_depth and _fixup_loaded_bitmap. The
- * first can be replaced by the new get_color_depth() function which
- * is in Allegro 4.1 branch. But it's not worth it to break 4.0
- * compatibility.
- */
-
-
-
-double _png_screen_gamma = -1.0;
-int _png_compression_level = Z_BEST_COMPRESSION;
-
-
-
-/* get_gamma:
- * Get screen gamma value one of three ways.
- */
-static double get_gamma(void)
-{
- if (_png_screen_gamma == -1.0) {
- /* Use the environment variable if available.
- * 2.2 is a good guess for PC monitors.
- * 1.1 is good for my laptop.
- */
- AL_CONST char *gamma_str = getenv("SCREEN_GAMMA");
- return (gamma_str) ? atof(gamma_str) : 2.2;
- }
-
- return _png_screen_gamma;
-}
-
-
-
-/* read_data:
- * Custom read function to use Allegro packfile routines,
- * rather than C streams (so we can read from datafiles!)
- */
-static void read_data(png_structp png_ptr, png_bytep data, png_uint_32 length)
-{
- PACKFILE *f = (PACKFILE *)png_get_io_ptr(png_ptr);
- if ((png_uint_32)pack_fread(data, length, f) != length)
- png_error(png_ptr, "read error (loadpng calling pack_fread)");
-}
-
-
-
-/* check_if_png:
- * Check if input file is really PNG format.
- */
-#define PNG_BYTES_TO_CHECK 4
-
-static int check_if_png(PACKFILE *fp)
-{
- unsigned char buf[PNG_BYTES_TO_CHECK];
-
- ASSERT(fp);
-
- if (pack_fread(buf, PNG_BYTES_TO_CHECK, fp) != PNG_BYTES_TO_CHECK)
- return 0;
-
- return (png_sig_cmp(buf, (png_size_t)0, PNG_BYTES_TO_CHECK) == 0);
-}
-
-
-
-/* really_load_png:
- * Worker routine, used by load_png and load_memory_png.
- */
-static BITMAP *really_load_png(png_structp png_ptr, png_infop info_ptr, RGB *pal)
-{
- BITMAP *bmp;
- PALETTE tmppal;
- png_uint_32 width, height, rowbytes;
- int bit_depth, color_type, interlace_type;
- double image_gamma, screen_gamma;
- int intent;
- int bpp, dest_bpp;
- int tRNS_to_alpha = FALSE;
- int number_passes, pass;
-
- ASSERT(png_ptr && info_ptr && rgb);
-
- /* The call to png_read_info() gives us all of the information from the
- * PNG file before the first IDAT (image data chunk).
- */
- png_read_info(png_ptr, info_ptr);
-
- png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
- &interlace_type, NULL, NULL);
-
- /* Extract multiple pixels with bit depths of 1, 2, and 4 from a single
- * byte into separate bytes (useful for paletted and grayscale images).
- */
- png_set_packing(png_ptr);
-
- /* Expand grayscale images to the full 8 bits from 1, 2, or 4 bits/pixel */
- if ((color_type == PNG_COLOR_TYPE_GRAY) && (bit_depth < 8))
- png_set_expand(png_ptr);
-
- /* Adds a full alpha channel if there is transparency information
- * in a tRNS chunk. */
- if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS)) {
- png_set_tRNS_to_alpha(png_ptr);
- tRNS_to_alpha = TRUE;
- }
-
- /* Convert 16-bits per colour component to 8-bits per colour component. */
- if (bit_depth == 16)
- png_set_strip_16(png_ptr);
-
- /* Convert grayscale to RGB triplets */
- if ((color_type == PNG_COLOR_TYPE_GRAY) ||
- (color_type == PNG_COLOR_TYPE_GRAY_ALPHA))
- png_set_gray_to_rgb(png_ptr);
-
- /* Optionally, tell libpng to handle the gamma correction for us. */
- if (_png_screen_gamma != 0.0) {
- screen_gamma = get_gamma();
-
- if (png_get_sRGB(png_ptr, info_ptr, &intent))
- png_set_gamma(png_ptr, screen_gamma, 0.45455);
- else {
- if (png_get_gAMA(png_ptr, info_ptr, &image_gamma))
- png_set_gamma(png_ptr, screen_gamma, image_gamma);
- else
- png_set_gamma(png_ptr, screen_gamma, 0.45455);
- }
- }
-
- /* Turn on interlace handling. */
- number_passes = png_set_interlace_handling(png_ptr);
-
- /* Call to gamma correct and add the background to the palette
- * and update info structure.
- */
- png_read_update_info(png_ptr, info_ptr);
-
- /* Even if the user doesn't supply space for a palette, we want
- * one for the load process.
- */
- if (!pal)
- pal = tmppal;
-
- /* Palettes. */
- if (color_type & PNG_COLOR_MASK_PALETTE) {
- int num_palette, i;
- png_colorp palette;
-
- if (png_get_PLTE(png_ptr, info_ptr, &palette, &num_palette)) {
- /* We don't actually dither, we just copy the palette. */
- for (i = 0; ((i < num_palette) && (i < 256)); i++) {
- pal[i].r = palette[i].red >> 2; /* 256 -> 64 */
- pal[i].g = palette[i].green >> 2;
- pal[i].b = palette[i].blue >> 2;
- }
-
- for (; i < 256; i++)
- pal[i].r = pal[i].g = pal[i].b = 0;
- }
- }
- else {
- generate_332_palette(pal);
- }
-
- rowbytes = png_get_rowbytes(png_ptr, info_ptr);
-
- /* Allocate the memory to hold the image using the fields of info_ptr. */
- bpp = rowbytes * 8 / width;
-
- /* Allegro cannot handle less than 8 bpp. */
- if (bpp < 8)
- bpp = 8;
-
- dest_bpp = _color_load_depth(bpp, (bpp == 32));
- bmp = create_bitmap_ex(bpp, width, height);
-
- /* Maybe flip RGB to BGR. */
- if ((bpp == 24) || (bpp == 32)) {
- int c = makecol_depth(bpp, 0, 0, 255);
- unsigned char *pc = (unsigned char *)&c;
- if (pc[0] == 255)
- png_set_bgr(png_ptr);
-#ifdef ALLEGRO_BIG_ENDIAN
- png_set_swap_alpha(png_ptr);
-#endif
- }
-
- /* Read the image, one line at a line (easier to debug!) */
- for (pass = 0; pass < number_passes; pass++) {
- png_uint_32 y;
- for (y = 0; y < height; y++)
- png_read_row(png_ptr, bmp->line[y], NULL);
- }
-
- /* Let Allegro convert the image into the desired colour depth. */
- if (dest_bpp != bpp)
- bmp = _fixup_loaded_bitmap(bmp, pal, dest_bpp);
-
- /* Read rest of file, and get additional chunks in info_ptr. */
- png_read_end(png_ptr, info_ptr);
-
- return bmp;
-}
-
-
-
-/* load_png:
- * Load a PNG file from disk, doing colour coversion if required.
- */
-BITMAP *load_png(AL_CONST char *filename, RGB *pal)
-{
- PACKFILE *fp;
- BITMAP *bmp;
-
- ASSERT(filename);
-
- fp = pack_fopen(filename, "r");
- if (!fp)
- return NULL;
-
- bmp = load_png_pf(fp, pal);
-
- pack_fclose(fp);
-
- return bmp;
-}
-
-
-
-/* load_png_pf:
- * Load a PNG file from disk, doing colour coversion if required.
- */
-BITMAP *load_png_pf(PACKFILE *fp, RGB *pal)
-{
- BITMAP *bmp;
- png_structp png_ptr;
- png_infop info_ptr;
-
- ASSERT(fp);
-
- if (!check_if_png(fp)) {
- return NULL;
- }
-
- /* Create and initialize the png_struct with the desired error handler
- * functions. If you want to use the default stderr and longjump method,
- * you can supply NULL for the last three parameters. We also supply the
- * the compiler header file version, so that we know if the application
- * was compiled with a compatible version of the library.
- */
- png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING,
- (void *)NULL, NULL, NULL);
- if (!png_ptr) {
- return NULL;
- }
-
- /* Allocate/initialize the memory for image information. */
- info_ptr = png_create_info_struct(png_ptr);
- if (!info_ptr) {
- png_destroy_read_struct(&png_ptr, (png_infopp)NULL, (png_infopp)NULL);
- return NULL;
- }
-
- /* Set error handling if you are using the setjmp/longjmp method (this is
- * the normal method of doing things with libpng). REQUIRED unless you
- * set up your own error handlers in the png_create_read_struct() earlier.
- */
- if (setjmp(png_ptr->jmpbuf)) {
- /* Free all of the memory associated with the png_ptr and info_ptr */
- png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
- /* If we get here, we had a problem reading the file */
- return NULL;
- }
-
- /* Use Allegro packfile routines. */
- png_set_read_fn(png_ptr, fp, (png_rw_ptr)read_data);
-
- /* We have already read some of the signature. */
- png_set_sig_bytes(png_ptr, PNG_BYTES_TO_CHECK);
-
- /* Really load the image now. */
- bmp = really_load_png(png_ptr, info_ptr, pal);
-
- /* Clean up after the read, and free any memory allocated. */
- png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
-
- return bmp;
-}
-
-
-
-/* read_data_memory:
- * Custom reader function to read a PNG file from a memory buffer.
- */
-
-typedef struct {
- AL_CONST unsigned char *buffer;
- png_uint_32 bufsize;
- png_uint_32 current_pos;
-} MEMORY_READER_STATE;
-
-static void read_data_memory(png_structp png_ptr, png_bytep data, png_uint_32 length)
-{
- MEMORY_READER_STATE *f = (MEMORY_READER_STATE *)png_get_io_ptr(png_ptr);
-
- if (length > (f->bufsize - f->current_pos))
- png_error(png_ptr, "read error in read_data_memory (loadpng)");
-
- memcpy(data, f->buffer + f->current_pos, length);
- f->current_pos += length;
-}
-
-
-
-/* check_if_png_memory:
- * Check if input buffer is really PNG format.
- */
-static int check_if_png_memory(AL_CONST void *buffer)
-{
- unsigned char *buf = (unsigned char *)buffer;
- return (png_sig_cmp(buf, (png_size_t)0, PNG_BYTES_TO_CHECK) == 0);
-}
-
-
-
-/* load_memory_png:
- * Load a PNG file from memory, doing colour coversion if required.
- */
-BITMAP *load_memory_png(AL_CONST void *buffer, int bufsize, RGB *pal)
-{
- MEMORY_READER_STATE memory_reader_state;
- BITMAP *bmp;
- png_structp png_ptr;
- png_infop info_ptr;
-
- if (!buffer || (bufsize <= 0))
- return NULL;
-
- if (!check_if_png_memory(buffer))
- return NULL;
-
- /* Create and initialize the png_struct with the desired error handler
- * functions. If you want to use the default stderr and longjump method,
- * you can supply NULL for the last three parameters. We also supply the
- * the compiler header file version, so that we know if the application
- * was compiled with a compatible version of the library.
- */
- png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING,
- (void *)NULL, NULL, NULL);
- if (!png_ptr)
- return NULL;
-
- /* Allocate/initialize the memory for image information. */
- info_ptr = png_create_info_struct(png_ptr);
- if (!info_ptr) {
- png_destroy_read_struct(&png_ptr, (png_infopp)NULL, (png_infopp)NULL);
- return NULL;
- }
-
- /* Set error handling if you are using the setjmp/longjmp method (this is
- * the normal method of doing things with libpng). REQUIRED unless you
- * set up your own error handlers in the png_create_read_struct() earlier.
- */
- if (setjmp(png_ptr->jmpbuf)) {
- /* Free all of the memory associated with the png_ptr and info_ptr */
- png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
- /* If we get here, we had a problem reading the file */
- return NULL;
- }
-
- /* Set up the reader state. */
- memory_reader_state.buffer = (unsigned char *)buffer;
- memory_reader_state.bufsize = bufsize;
- memory_reader_state.current_pos = PNG_BYTES_TO_CHECK;
-
- /* Tell libpng to use our custom reader. */
- png_set_read_fn(png_ptr, &memory_reader_state, (png_rw_ptr)read_data_memory);
-
- /* We have already read some of the signature. */
- png_set_sig_bytes(png_ptr, PNG_BYTES_TO_CHECK);
-
- /* Really load the image now. */
- bmp = really_load_png(png_ptr, info_ptr, pal);
-
- /* Clean up after the read, and free any memory allocated. */
- png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL);
-
- return bmp;
-}
diff -Naur jezzball-1.1/src/loadpng/loadpng.h jezzball-1.1.patched/src/loadpng/loadpng.h
--- jezzball-1.1/src/loadpng/loadpng.h 2007-09-09 18:02:37.000000000 -0400
+++ jezzball-1.1.patched/src/loadpng/loadpng.h 1969-12-31 19:00:00.000000000 -0500
@@ -1,75 +0,0 @@
-/* loadpng.h */
-/* This file is hereby placed in the public domain. */
-#ifndef _included_loadpng_h_
-#define _included_loadpng_h_
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
-
-/* Overkill :-) */
-#define LOADPNG_VERSION 1
-#define LOADPNG_SUBVERSION 5
-#define LOADPNG_VERSIONSTR "1.5"
-
-
-/* _png_screen_gamma is slightly overloaded (sorry):
- *
- * A value of 0.0 means: Don't do any gamma correction in load_png()
- * and load_memory_png(). This meaning was introduced in v1.4.
- *
- * A value of -1.0 means: Use the value from the environment variable
- * SCREEN_GAMMA (if available), otherwise fallback to a value of 2.2
- * (a good guess for PC monitors, and the value for sRGB colourspace).
- * This is the default.
- *
- * Otherwise, the value of _png_screen_gamma is taken as-is.
- */
-extern double _png_screen_gamma;
-
-
-/* Choose zlib compression level for saving file.
- * Default is Z_BEST_COMPRESSION.
- */
-extern int _png_compression_level;
-
-
-/* Load a PNG from disk. */
-extern BITMAP *load_png(AL_CONST char *filename, RGB *pal);
-
-/* Load a PNG from some place. */
-extern BITMAP *load_png_pf(PACKFILE *fp, RGB *pal);
-
-/* Load a PNG from memory. */
-extern BITMAP *load_memory_png(AL_CONST void *buffer, int buffer_size, RGB *pal);
-
-/* Save a bitmap to disk in PNG format. */
-extern int save_png(AL_CONST char *filename, BITMAP *bmp, AL_CONST RGB *pal);
-
-/* Adds `PNG' to Allegro's internal file type table.
- * You can then just use load_bitmap and save_bitmap as usual.
- */
-extern void register_png_file_type(void);
-
-/* Register an datafile type ID with Allegro, so that when an object
- * with that type ID is encountered while loading a datafile, that
- * object will be loaded as a PNG file.
- */
-extern void register_png_datafile_object(int id);
-
-/* This is supposed to resemble jpgalleg_init in JPGalleg 2.0, just in
- * case you are lazier than lazy. It contains these 3 lines of code:
- * register_png_datafile_object(DAT_ID('P','N','G',' '));
- * register_png_file_type();
- * return 0;
- */
-extern int loadpng_init(void);
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _included_loadpng_h */
diff -Naur jezzball-1.1/src/loadpng/regpng.c jezzball-1.1.patched/src/loadpng/regpng.c
--- jezzball-1.1/src/loadpng/regpng.c 2007-09-09 18:02:37.000000000 -0400
+++ jezzball-1.1.patched/src/loadpng/regpng.c 1969-12-31 19:00:00.000000000 -0500
@@ -1,68 +0,0 @@
-/* loadpng, Allegro wrapper routines for libpng
- * by Peter Wang (tjaden@users.sf.net).
- *
- * This file is hereby placed in the public domain.
- */
-
-
-#include <allegro.h>
-#include "loadpng.h"
-
-
-
-/* register_png_file_type:
- */
-void register_png_file_type(void)
-{
- register_bitmap_file_type("png", load_png, save_png);
-}
-
-
-
-/* register_png_datafile_object:
- */
-
-static void *load_datafile_png(PACKFILE *f, long size)
-{
- BITMAP *bmp;
- void *buffer;
-
- buffer = malloc(size);
- if (!buffer)
- return NULL;
-
- if (pack_fread(buffer, size, f) != size) {
- free(buffer);
- return NULL;
- }
-
- bmp = load_memory_png(buffer, size, NULL);
-
- free(buffer);
-
- return bmp;
-}
-
-static void destroy_datafile_png(void *data)
-{
- if (data) {
- destroy_bitmap((BITMAP *)data);
- }
-}
-
-void register_png_datafile_object(int id)
-{
- register_datafile_object(id, load_datafile_png, destroy_datafile_png);
-}
-
-
-
-/* loadpng_init:
- * This is supposed to resemble jpgalleg_init in JPGalleg 2.0.
- */
-int loadpng_init(void)
-{
- register_png_datafile_object(DAT_ID('P','N','G',' '));
- register_png_file_type();
- return 0;
-}
diff -Naur jezzball-1.1/src/loadpng/savepng.c jezzball-1.1.patched/src/loadpng/savepng.c
--- jezzball-1.1/src/loadpng/savepng.c 2007-09-09 18:02:37.000000000 -0400
+++ jezzball-1.1.patched/src/loadpng/savepng.c 1969-12-31 19:00:00.000000000 -0500
@@ -1,306 +0,0 @@
-/* loadpng, Allegro wrapper routines for libpng
- * by Peter Wang (tjaden@users.sf.net).
- *
- * This file is hereby placed in the public domain.
- */
-
-
-#include <png.h>
-#include <allegro.h>
-#include "loadpng.h"
-
-
-
-/* write_data:
- * Custom write function to use Allegro packfile routines,
- * rather than C streams.
- */
-static void write_data(png_structp png_ptr, png_bytep data, png_uint_32 length)
-{
- PACKFILE *f = (PACKFILE *)png_get_io_ptr(png_ptr);
- if ((png_uint_32)pack_fwrite(data, length, f) != length)
- png_error(png_ptr, "write error (loadpng calling pack_fwrite)");
-}
-
-/* Don't think Allegro has any problem with buffering
- * (rather, Allegro provides no way to flush packfiles).
- */
-static void flush_data(png_structp png_ptr) { (void)png_ptr; }
-
-
-
-/* save_indexed:
- * Core save routine for 8 bpp images.
- * */
-static int save_indexed(png_structp png_ptr, BITMAP *bmp)
-{
- ASSERT(bitmap_color_depth(bmp) == 8);
-
- if (is_memory_bitmap(bmp)) { /* fast path */
- int y;
-
- for (y=0; y<bmp->h; y++) {
- png_write_row(png_ptr, bmp->line[y]);
- }
-
- return 1;
- }
- else { /* generic case */
- unsigned char *rowdata;
- int x, y;
-
- rowdata = (unsigned char *)malloc(bmp->w * 3);
- if (!rowdata)
- return 0;
-
- for (y=0; y<bmp->h; y++) {
- unsigned char *p = rowdata;
-
- for (x=0; x<bmp->w; x++) {
- *p++ = getpixel(bmp, x, y);
- }
-
- png_write_row(png_ptr, rowdata);
- }
-
- free(rowdata);
-
- return 1;
- }
-}
-
-
-
-/* save_rgb:
- * Core save routine for 15/16/24 bpp images (original by Martijn Versteegh).
- */
-static int save_rgb(png_structp png_ptr, BITMAP *bmp)
-{
- AL_CONST int depth = bitmap_color_depth(bmp);
- unsigned char *rowdata;
- int y, x;
-
- ASSERT(depth == 15 || depth == 16 || depth == 24);
-
- rowdata = (unsigned char *)malloc(bmp->w * 3);
- if (!rowdata)
- return 0;
-
- for (y=0; y<bmp->h; y++) {
- unsigned char *p = rowdata;
-
- if (depth == 15) {
- for (x = 0; x < bmp->w; x++) {
- int c = getpixel(bmp, x, y);
- *p++ = getr15(c);
- *p++ = getg15(c);
- *p++ = getb15(c);
- }
- }
- else if (depth == 16) {
- for (x = 0; x < bmp->w; x++) {
- int c = getpixel(bmp, x, y);
- *p++ = getr16(c);
- *p++ = getg16(c);
- *p++ = getb16(c);
- }
- }
- else { /* depth == 24 */
- for (x = 0; x < bmp->w; x++) {
- int c = getpixel(bmp, x, y);
- *p++ = getr24(c);
- *p++ = getg24(c);
- *p++ = getb24(c);
- }
- }
-
- png_write_row(png_ptr, rowdata);
- }
-
- free(rowdata);
-
- return 1;
-}
-
-
-
-/* save_rgba:
- * Core save routine for 32 bpp images.
- */
-static int save_rgba(png_structp png_ptr, BITMAP *bmp)
-{
- unsigned char *rowdata;
- int x, y;
-
- ASSERT(bitmap_color_depth(bmp) == 32);
-
- rowdata = (unsigned char *)malloc(bmp->w * 4);
- if (!rowdata)
- return 0;
-
- for (y=0; y<bmp->h; y++) {
- unsigned char *p = rowdata;
-
- for (x=0; x<bmp->w; x++) {
- int c = getpixel(bmp, x, y);
- *p++ = getr32(c);
- *p++ = getg32(c);
- *p++ = getb32(c);
- *p++ = geta32(c);
- }
-
- png_write_row(png_ptr, rowdata);
- }
-
- free(rowdata);
-
- return 1;
-}
-
-
-
-/* save_png:
- * Writes a non-interlaced, no-frills PNG, taking the usual save_xyz
- * parameters. Returns non-zero on error.
- */
-static int really_save_png(PACKFILE *fp, BITMAP *bmp, AL_CONST RGB *pal)
-{
- png_structp png_ptr = NULL;
- png_infop info_ptr = NULL;
- int depth;
- int colour_type;
-
- depth = bitmap_color_depth(bmp);
- if (depth == 8 && !pal)
- return -1;
-
- /* Create and initialize the png_struct with the
- * desired error handler functions.
- */
- png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,
- (void *)NULL, NULL, NULL);
- if (!png_ptr)
- goto Error;
-
- /* Allocate/initialize the image information data. */
- info_ptr = png_create_info_struct(png_ptr);
- if (!info_ptr)
- goto Error;
-
- /* Set error handling. */
- if (setjmp(png_ptr->jmpbuf)) {
- /* If we get here, we had a problem reading the file. */
- goto Error;
- }
-
- /* Use packfile routines. */
- png_set_write_fn(png_ptr, fp, (png_rw_ptr)write_data, flush_data);
-
- /* Set the image information here. Width and height are up to 2^31,
- * bit_depth is one of 1, 2, 4, 8, or 16, but valid values also depend on
- * the color_type selected. color_type is one of PNG_COLOR_TYPE_GRAY,
- * PNG_COLOR_TYPE_GRAY_ALPHA, PNG_COLOR_TYPE_PALETTE, PNG_COLOR_TYPE_RGB,
- * or PNG_COLOR_TYPE_RGB_ALPHA. interlace is either PNG_INTERLACE_NONE or
- * PNG_INTERLACE_ADAM7, and the compression_type and filter_type MUST
- * currently be PNG_COMPRESSION_TYPE_BASE and PNG_FILTER_TYPE_BASE.
- */
- if (depth == 8)
- colour_type = PNG_COLOR_TYPE_PALETTE;
- else if (depth == 32)
- colour_type = PNG_COLOR_TYPE_RGB_ALPHA;
- else
- colour_type = PNG_COLOR_TYPE_RGB;
-
- /* Set compression level. */
- png_set_compression_level(png_ptr, _png_compression_level);
-
- png_set_IHDR(png_ptr, info_ptr, bmp->w, bmp->h, 8, colour_type,
- PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE,
- PNG_FILTER_TYPE_BASE);
-
- /* Set the palette if there is one. Required for indexed-color images. */
- if (colour_type == PNG_COLOR_TYPE_PALETTE) {
- png_color palette[256];
- int i;
-
- for (i = 0; i < 256; i++) {
- palette[i].red = _rgb_scale_6[pal[i].r]; /* 64 -> 256 */
- palette[i].green = _rgb_scale_6[pal[i].g];
- palette[i].blue = _rgb_scale_6[pal[i].b];
- }
-
- /* Set palette colors. */
- png_set_PLTE(png_ptr, info_ptr, palette, 256);
- }
-
- /* Optionally write comments into the image ... Nah. */
-
- /* Write the file header information. */
- png_write_info(png_ptr, info_ptr);
-
- /* Once we write out the header, the compression type on the text
- * chunks gets changed to PNG_TEXT_COMPRESSION_NONE_WR or
- * PNG_TEXT_COMPRESSION_zTXt_WR, so it doesn't get written out again
- * at the end.
- */
-
- /* Save the data. */
- switch (depth) {
- case 8:
- if (!save_indexed(png_ptr, bmp))
- goto Error;
- break;
- case 15:
- case 16:
- case 24:
- if (!save_rgb(png_ptr, bmp))
- goto Error;
- break;
- case 32:
- if (!save_rgba(png_ptr, bmp))
- goto Error;
- break;
- default:
- ASSERT(FALSE);
- goto Error;
- }
-
- png_write_end(png_ptr, info_ptr);
-
- png_destroy_write_struct(&png_ptr, &info_ptr);
-
- return 0;
-
- Error:
-
- if (png_ptr) {
- if (info_ptr)
- png_destroy_write_struct(&png_ptr, &info_ptr);
- else
- png_destroy_write_struct(&png_ptr, NULL);
- }
-
- return -1;
-}
-
-
-int save_png(AL_CONST char *filename, BITMAP *bmp, AL_CONST RGB *pal)
-{
- PACKFILE *fp;
- int result;
-
- ASSERT(filename);
- ASSERT(bmp);
-
- fp = pack_fopen(filename, "w");
- if (!fp)
- return -1;
-
- acquire_bitmap(bmp);
- result = really_save_png(fp, bmp, pal);
- release_bitmap(bmp);
-
- pack_fclose(fp);
-
- return result;
-}
diff -Naur jezzball-1.1/src/main.cpp jezzball-1.1.patched/src/main.cpp
--- jezzball-1.1/src/main.cpp 2007-09-09 18:07:10.000000000 -0400
+++ jezzball-1.1.patched/src/main.cpp 2015-11-22 01:14:03.000000000 -0500
@@ -2,7 +2,7 @@
#include <stdio.h>
#include <time.h>
#include <stdlib.h>
-#include "loadpng/loadpng.h"
+#include <loadpng.h>
#include <jpgalleg.h>
#include "game.h"
#include "mouse.h"