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stb
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Merge branch 'working'

pull/228/head
Sean Barrett 2016-01-22 05:17:46 -08:00
parent 8f9be5adfc 8b144eb536
commit e0dafae042
2 changed files with 42 additions and 12 deletions
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48
stb_easy_font.h
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@ -1,4 +1,4 @@
// stb_easy_font.h - v0.6 - bitmap font for 3D rendering - public domain
// stb_easy_font.h - v0.7 - bitmap font for 3D rendering - public domain
// Sean Barrett, Feb 2015
//
// Easy-to-deploy,
@ -16,8 +16,10 @@
// DOCUMENTATION:
//
// int stb_easy_font_width(char *text)
// int stb_easy_font_height(char *text)
//
// Takes a string without newlines and returns the horizontal size.
// Takes a string and returns the horizontal size and the
// vertical size (which can vary if 'text' has newlines).
//
// int stb_easy_font_print(float x, float y,
// char *text, unsigned char color[4],
@ -40,7 +42,7 @@
//
// You can ignore z and color if you get them from elsewhere
// This format was chosen in the hopes it would make it
// easier for you to reuse existing buffer-drawing code.
// easier for you to reuse existing vertex-buffer-drawing code.
//
// If you pass in NULL for color, it becomes 255,255,255,255.
//
@ -63,11 +65,6 @@
// compact to me; -0.5 is a reasonable compromise as long as
// you're scaling the font up.
//
// SAMPLE CODE:
//
// Here's sample code for old OpenGL; it's a lot more complicated
// to make work on modern APIs, and that's your problem.
//
// LICENSE
//
// This software is in the public domain. Where that dedication is not
@ -76,10 +73,16 @@
//
// VERSION HISTORY
//
// (2016-01-22) 0.7 width() supports multiline text; add height()
// (2015-09-13) 0.6 #include <math.h>; updated license
// (2015-02-01) 0.5 First release
#if 0
// SAMPLE CODE:
//
// Here's sample code for old OpenGL; it's a lot more complicated
// to make work on modern APIs, and that's your problem.
//
void print_string(float x, float y, char *text, float r, float g, float b)
{
static char buffer[99999]; // ~500 chars
@ -222,11 +225,34 @@ static int stb_easy_font_print(float x, float y, char *text, unsigned char color
static int stb_easy_font_width(char *text)
{
float len = 0;
float max_len = 0;
while (*text) {
len += stb_easy_font_charinfo[*text-32].advance & 15;
len += stb_easy_font_spacing_val;
if (*text == '\n') {
if (len > max_len) max_len = len;
len = 0;
} else {
len += stb_easy_font_charinfo[*text-32].advance & 15;
len += stb_easy_font_spacing_val;
}
++text;
}
return (int) ceil(len);
if (len > max_len) max_len = len;
return (int) ceil(max_len);
}
static int stb_easy_font_height(char *text)
{
float y = 0;
int nonempty_line=0;
while (*text) {
if (*text == '\n') {
y += 12;
nonempty_line = 0;
} else {
nonempty_line = 1;
}
++text;
}
return (int) ceil(y + (nonempty_line ? 12 : 0));
}
#endif

6
stb_image.h
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@ -1,4 +1,4 @@
/* stb_image - v2.09 - public domain image loader - http://nothings.org/stb_image.h
/* stb_image - v2.10 - public domain image loader - http://nothings.org/stb_image.h
no warranty implied; use at your own risk
Do this:
@ -146,6 +146,7 @@
Latest revision history:
2.10 (2016-01-22) avoid warning introduced in 2.09
2.09 (2016-01-16) 16-bit TGA; comments in PNM files; STBI_REALLOC_SIZED
2.08 (2015-09-13) fix to 2.07 cleanup, reading RGB PSD as RGBA
2.07 (2015-09-13) partial animated GIF support
@ -3621,6 +3622,7 @@ static int stbi__zexpand(stbi__zbuf *z, char *zout, int n) // need to make room
while (cur + n > limit)
limit *= 2;
q = (char *) STBI_REALLOC_SIZED(z->zout_start, old_limit, limit);
STBI_NOTUSED(old_limit);
if (q == NULL) return stbi__err("outofmem", "Out of memory");
z->zout_start = q;
z->zout = q + cur;
@ -4410,6 +4412,7 @@ static int stbi__parse_png_file(stbi__png *z, int scan, int req_comp)
if (idata_limit == 0) idata_limit = c.length > 4096 ? c.length : 4096;
while (ioff + c.length > idata_limit)
idata_limit *= 2;
STBI_NOTUSED(idata_limit_old);
p = (stbi_uc *) STBI_REALLOC_SIZED(z->idata, idata_limit_old, idata_limit); if (p == NULL) return stbi__err("outofmem", "Out of memory");
z->idata = p;
}
@ -6456,6 +6459,7 @@ STBIDEF int stbi_info_from_callbacks(stbi_io_callbacks const *c, void *user, int
/*
revision history:
2.10 (2016-01-22) avoid warning introduced in 2.09 by STBI_REALLOC_SIZED
2.09 (2016-01-16) allow comments in PNM files
16-bit-per-pixel TGA (not bit-per-component)
info() for TGA could break due to .hdr handling