From 372d77957fdc73991dca3f406c71a2c9a24b9e03 Mon Sep 17 00:00:00 2001 From: Ray Date: Tue, 23 Apr 2019 16:01:18 +0200 Subject: [PATCH] Update STB libraries to latest version --- src/external/par_shapes.h | 2 +- src/external/stb_image.h | 44 +++++++++++++++++++++++---------- src/external/stb_image_resize.h | 9 ++++--- src/external/stb_image_write.h | 37 +++++++++++++-------------- src/external/stb_rect_pack.h | 13 ++++++++-- src/external/stb_truetype.h | 16 ++---------- 6 files changed, 68 insertions(+), 53 deletions(-) diff --git a/src/external/par_shapes.h b/src/external/par_shapes.h index 39831c8b..af06804d 100644 --- a/src/external/par_shapes.h +++ b/src/external/par_shapes.h @@ -10,7 +10,7 @@ // In addition to the comment block above each function declaration, the API // has informal documentation here: // -// http://github.prideout.net/shapes/ +// https://prideout.net/shapes // // For our purposes, a "mesh" is a list of points and a list of triangles; the // former is a flattened list of three-tuples (32-bit floats) and the latter is diff --git a/src/external/stb_image.h b/src/external/stb_image.h index 5a6c863f..a6202a31 100644 --- a/src/external/stb_image.h +++ b/src/external/stb_image.h @@ -1,4 +1,4 @@ -/* stb_image - v2.20 - public domain image loader - http://nothings.org/stb +/* stb_image - v2.22 - public domain image loader - http://nothings.org/stb no warranty implied; use at your own risk Do this: @@ -48,6 +48,8 @@ LICENSE RECENT REVISION HISTORY: + 2.22 (2019-03-04) gif fixes, fix warnings + 2.21 (2019-02-25) fix typo in comment 2.20 (2019-02-07) support utf8 filenames in Windows; fix warnings and platform ifdefs 2.19 (2018-02-11) fix warning 2.18 (2018-01-30) fix warnings @@ -168,7 +170,7 @@ RECENT REVISION HISTORY: // If compiling for Windows and you wish to use Unicode filenames, compile // with // #define STBI_WINDOWS_UTF8 -// and pass utf8-encoded filenames. Call stbiw_convert_wchar_to_utf8 to convert +// and pass utf8-encoded filenames. Call stbi_convert_wchar_to_utf8 to convert // Windows wchar_t filenames to utf8. // // =========================================================================== @@ -338,11 +340,13 @@ typedef unsigned short stbi_us; extern "C" { #endif +#ifndef STBIDEF #ifdef STB_IMAGE_STATIC #define STBIDEF static #else #define STBIDEF extern #endif +#endif ////////////////////////////////////////////////////////////////////////////// // @@ -1181,7 +1185,7 @@ STBI_EXTERN __declspec(dllimport) int __stdcall WideCharToMultiByte(unsigned int #if defined(_MSC_VER) && defined(STBI_WINDOWS_UTF8) STBIDEF int stbi_convert_wchar_to_utf8(char *buffer, size_t bufferlen, const wchar_t* input) { - return WideCharToMultiByte(65001 /* UTF8 */, 0, input, -1, buffer, bufferlen, NULL, NULL); + return WideCharToMultiByte(65001 /* UTF8 */, 0, input, -1, buffer, (int) bufferlen, NULL, NULL); } #endif @@ -3658,7 +3662,7 @@ static stbi_uc *load_jpeg_image(stbi__jpeg *z, int *out_x, int *out_y, int *comp int k; unsigned int i,j; stbi_uc *output; - stbi_uc *coutput[4]; + stbi_uc *coutput[4] = { NULL, NULL, NULL, NULL }; stbi__resample res_comp[4]; @@ -6411,18 +6415,22 @@ static stbi_uc *stbi__gif_load_next(stbi__context *s, stbi__gif *g, int *comp, i // on first frame, any non-written pixels get the background colour (non-transparent) first_frame = 0; if (g->out == 0) { - if (!stbi__gif_header(s, g, comp,0)) return 0; // stbi__g_failure_reason set by stbi__gif_header - g->out = (stbi_uc *) stbi__malloc(4 * g->w * g->h); - g->background = (stbi_uc *) stbi__malloc(4 * g->w * g->h); - g->history = (stbi_uc *) stbi__malloc(g->w * g->h); - if (g->out == 0) return stbi__errpuc("outofmem", "Out of memory"); + if (!stbi__gif_header(s, g, comp,0)) return 0; // stbi__g_failure_reason set by stbi__gif_header + if (!stbi__mad3sizes_valid(4, g->w, g->h, 0)) + return stbi__errpuc("too large", "GIF image is too large"); + pcount = g->w * g->h; + g->out = (stbi_uc *) stbi__malloc(4 * pcount); + g->background = (stbi_uc *) stbi__malloc(4 * pcount); + g->history = (stbi_uc *) stbi__malloc(pcount); + if (!g->out || !g->background || !g->history) + return stbi__errpuc("outofmem", "Out of memory"); // image is treated as "transparent" at the start - ie, nothing overwrites the current background; // background colour is only used for pixels that are not rendered first frame, after that "background" // color refers to the color that was there the previous frame. - memset( g->out, 0x00, 4 * g->w * g->h ); - memset( g->background, 0x00, 4 * g->w * g->h ); // state of the background (starts transparent) - memset( g->history, 0x00, g->w * g->h ); // pixels that were affected previous frame + memset(g->out, 0x00, 4 * pcount); + memset(g->background, 0x00, 4 * pcount); // state of the background (starts transparent) + memset(g->history, 0x00, pcount); // pixels that were affected previous frame first_frame = 1; } else { // second frame - how do we dispoase of the previous one? @@ -6483,6 +6491,13 @@ static stbi_uc *stbi__gif_load_next(stbi__context *s, stbi__gif *g, int *comp, i g->cur_x = g->start_x; g->cur_y = g->start_y; + // if the width of the specified rectangle is 0, that means + // we may not see *any* pixels or the image is malformed; + // to make sure this is caught, move the current y down to + // max_y (which is what out_gif_code checks). + if (w == 0) + g->cur_y = g->max_y; + g->lflags = stbi__get8(s); if (g->lflags & 0x40) { @@ -6502,7 +6517,7 @@ static stbi_uc *stbi__gif_load_next(stbi__context *s, stbi__gif *g, int *comp, i return stbi__errpuc("missing color table", "Corrupt GIF"); o = stbi__process_gif_raster(s, g); - if (o == NULL) return NULL; + if (!o) return NULL; // if this was the first frame, pcount = g->w * g->h; @@ -6642,6 +6657,9 @@ static void *stbi__gif_load(stbi__context *s, int *x, int *y, int *comp, int req // can be done for multiple frames. if (req_comp && req_comp != 4) u = stbi__convert_format(u, 4, req_comp, g.w, g.h); + } else if (g.out) { + // if there was an error and we allocated an image buffer, free it! + STBI_FREE(g.out); } // free buffers needed for multiple frame loading; diff --git a/src/external/stb_image_resize.h b/src/external/stb_image_resize.h index 031ca99d..4f6ad35e 100644 --- a/src/external/stb_image_resize.h +++ b/src/external/stb_image_resize.h @@ -1,4 +1,4 @@ -/* stb_image_resize - v0.95 - public domain image resizing +/* stb_image_resize - v0.96 - public domain image resizing by Jorge L Rodriguez (@VinoBS) - 2014 http://github.com/nothings/stb @@ -159,6 +159,7 @@ Nathan Reed: warning fixes REVISIONS + 0.96 (2019-03-04) fixed warnings 0.95 (2017-07-23) fixed warnings 0.94 (2017-03-18) fixed warnings 0.93 (2017-03-03) fixed bug with certain combinations of heights @@ -193,6 +194,7 @@ typedef uint16_t stbir_uint16; typedef uint32_t stbir_uint32; #endif +#ifndef STBIRDEF #ifdef STB_IMAGE_RESIZE_STATIC #define STBIRDEF static #else @@ -202,7 +204,7 @@ typedef uint32_t stbir_uint32; #define STBIRDEF extern #endif #endif - +#endif ////////////////////////////////////////////////////////////////////////////// // @@ -2324,8 +2326,9 @@ static int stbir__resize_allocated(stbir__info *info, if (alpha_channel < 0) flags |= STBIR_FLAG_ALPHA_USES_COLORSPACE | STBIR_FLAG_ALPHA_PREMULTIPLIED; - if (!(flags&STBIR_FLAG_ALPHA_USES_COLORSPACE) || !(flags&STBIR_FLAG_ALPHA_PREMULTIPLIED)) + if (!(flags&STBIR_FLAG_ALPHA_USES_COLORSPACE) || !(flags&STBIR_FLAG_ALPHA_PREMULTIPLIED)) { STBIR_ASSERT(alpha_channel >= 0 && alpha_channel < info->channels); + } if (alpha_channel >= info->channels) return 0; diff --git a/src/external/stb_image_write.h b/src/external/stb_image_write.h index 00ab092a..a19b548a 100644 --- a/src/external/stb_image_write.h +++ b/src/external/stb_image_write.h @@ -1,4 +1,4 @@ -/* stb_image_write - v1.10 - public domain - http://nothings.org/stb/stb_image_write.h +/* stb_image_write - v1.13 - public domain - http://nothings.org/stb/stb_image_write.h writes out PNG/BMP/TGA/JPEG/HDR images to C stdio - Sean Barrett 2010-2015 no warranty implied; use at your own risk @@ -299,7 +299,7 @@ STBIW_EXTERN __declspec(dllimport) int __stdcall WideCharToMultiByte(unsigned in STBIWDEF int stbiw_convert_wchar_to_utf8(char *buffer, size_t bufferlen, const wchar_t* input) { - return WideCharToMultiByte(65001 /* UTF8 */, 0, input, -1, buffer, bufferlen, NULL, NULL); + return WideCharToMultiByte(65001 /* UTF8 */, 0, input, -1, buffer, (int) bufferlen, NULL, NULL); } #endif @@ -393,7 +393,7 @@ static void stbiw__putc(stbi__write_context *s, unsigned char c) static void stbiw__write3(stbi__write_context *s, unsigned char a, unsigned char b, unsigned char c) { unsigned char arr[3]; - arr[0] = a, arr[1] = b, arr[2] = c; + arr[0] = a; arr[1] = b; arr[2] = c; s->func(s->context, arr, 3); } @@ -441,10 +441,11 @@ static void stbiw__write_pixels(stbi__write_context *s, int rgb_dir, int vdir, i if (stbi__flip_vertically_on_write) vdir *= -1; - if (vdir < 0) - j_end = -1, j = y-1; - else - j_end = y, j = 0; + if (vdir < 0) { + j_end = -1; j = y-1; + } else { + j_end = y; j = 0; + } for (; j != j_end; j += vdir) { for (i=0; i < x; ++i) { @@ -736,8 +737,8 @@ static int stbi_write_hdr_core(stbi__write_context *s, int x, int y, int comp, f char header[] = "#?RADIANCE\n# Written by stb_image_write.h\nFORMAT=32-bit_rle_rgbe\n"; s->func(s->context, header, sizeof(header)-1); -#ifdef STBI_MSC_SECURE_CRT - len = sprintf_s(buffer, "EXPOSURE= 1.0000000000000\n\n-Y %d +X %d\n", y, x); +#ifdef __STDC_WANT_SECURE_LIB__ + len = sprintf_s(buffer, sizeof(buffer), "EXPOSURE= 1.0000000000000\n\n-Y %d +X %d\n", y, x); #else len = sprintf(buffer, "EXPOSURE= 1.0000000000000\n\n-Y %d +X %d\n", y, x); #endif @@ -895,7 +896,7 @@ STBIWDEF unsigned char * stbi_zlib_compress(unsigned char *data, int data_len, i for (j=0; j < n; ++j) { if (hlist[j]-data > i-32768) { // if entry lies within window int d = stbiw__zlib_countm(hlist[j], data+i, data_len-i); - if (d >= best) best=d,bestloc=hlist[j]; + if (d >= best) { best=d; bestloc=hlist[j]; } } } // when hash table entry is too long, delete half the entries @@ -954,8 +955,8 @@ STBIWDEF unsigned char * stbi_zlib_compress(unsigned char *data, int data_len, i int blocklen = (int) (data_len % 5552); j=0; while (j < data_len) { - for (i=0; i < blocklen; ++i) s1 += data[j+i], s2 += s1; - s1 %= 65521, s2 %= 65521; + for (i=0; i < blocklen; ++i) { s1 += data[j+i]; s2 += s1; } + s1 %= 65521; s2 %= 65521; j += blocklen; blocklen = 5552; } @@ -1476,17 +1477,13 @@ static int stbi_write_jpg_core(stbi__write_context *s, int width, int height, in for(x = 0; x < width; x += 8) { float YDU[64], UDU[64], VDU[64]; for(row = y, pos = 0; row < y+8; ++row) { - int p; - if(row < height) { - p = (stbi__flip_vertically_on_write ? (height-1-row) : row)*width*comp; - } else { - // row >= height => use last input row (=> first if flipping) - p = stbi__flip_vertically_on_write ? 0 : ((height-1)*width*comp); - } + // row >= height => use last input row + int clamped_row = (row < height) ? row : height - 1; + int base_p = (stbi__flip_vertically_on_write ? (height-1-clamped_row) : clamped_row)*width*comp; for(col = x; col < x+8; ++col, ++pos) { float r, g, b; // if col >= width => use pixel from last input column - p += ((col < width) ? col : (width-1))*comp; + int p = base_p + ((col < width) ? col : (width-1))*comp; r = imageData[p+0]; g = imageData[p+ofsG]; diff --git a/src/external/stb_rect_pack.h b/src/external/stb_rect_pack.h index 3632c85a..d32c8f9e 100644 --- a/src/external/stb_rect_pack.h +++ b/src/external/stb_rect_pack.h @@ -1,4 +1,4 @@ -// stb_rect_pack.h - v0.99 - public domain - rectangle packing +// stb_rect_pack.h - v1.00 - public domain - rectangle packing // Sean Barrett 2014 // // Useful for e.g. packing rectangular textures into an atlas. @@ -31,9 +31,11 @@ // // Bugfixes / warning fixes // Jeremy Jaussaud +// Fabian Giesen // // Version history: // +// 1.00 (2019-02-25) avoid small space waste; gracefully fail too-wide rectangles // 0.99 (2019-02-07) warning fixes // 0.11 (2017-03-03) return packing success/fail result // 0.10 (2016-10-25) remove cast-away-const to avoid warnings @@ -348,6 +350,13 @@ static stbrp__findresult stbrp__skyline_find_best_pos(stbrp_context *c, int widt width -= width % c->align; STBRP_ASSERT(width % c->align == 0); + // if it can't possibly fit, bail immediately + if (width > c->width || height > c->height) { + fr.prev_link = NULL; + fr.x = fr.y = 0; + return fr; + } + node = c->active_head; prev = &c->active_head; while (node->x + width <= c->width) { @@ -411,7 +420,7 @@ static stbrp__findresult stbrp__skyline_find_best_pos(stbrp_context *c, int widt } STBRP_ASSERT(node->next->x > xpos && node->x <= xpos); y = stbrp__skyline_find_min_y(c, node, xpos, width, &waste); - if (y + height < c->height) { + if (y + height <= c->height) { if (y <= best_y) { if (y < best_y || waste < best_waste || (waste==best_waste && xpos < best_x)) { best_x = xpos; diff --git a/src/external/stb_truetype.h b/src/external/stb_truetype.h index a4d387c5..767f005a 100644 --- a/src/external/stb_truetype.h +++ b/src/external/stb_truetype.h @@ -1,4 +1,4 @@ -// stb_truetype.h - v1.20 - public domain +// stb_truetype.h - v1.21 - public domain // authored from 2009-2016 by Sean Barrett / RAD Game Tools // // This library processes TrueType files: @@ -49,6 +49,7 @@ // // VERSION HISTORY // +// 1.21 (2019-02-25) fix warning // 1.20 (2019-02-07) PackFontRange skips missing codepoints; GetScaleFontVMetrics() // 1.19 (2018-02-11) GPOS kerning, STBTT_fmod // 1.18 (2018-01-29) add missing function @@ -243,19 +244,6 @@ // recommend it. // // -// SOURCE STATISTICS (based on v0.6c, 2050 LOC) -// -// Documentation & header file 520 LOC \___ 660 LOC documentation -// Sample code 140 LOC / -// Truetype parsing 620 LOC ---- 620 LOC TrueType -// Software rasterization 240 LOC \ -// Curve tessellation 120 LOC \__ 550 LOC Bitmap creation -// Bitmap management 100 LOC / -// Baked bitmap interface 70 LOC / -// Font name matching & access 150 LOC ---- 150 -// C runtime library abstraction 60 LOC ---- 60 -// -// // PERFORMANCE MEASUREMENTS FOR 1.06: // // 32-bit 64-bit