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Use SDL's stdinc functions instead of C runtime calls.

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This commit is contained in:
Ryan C. Gordon 2016-01-05 02:29:16 -05:00
parent dc532c70e8
commit 7605ccf68a
3 changed files with 5 additions and 3 deletions
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2
src/haptic/linux/SDL_syshaptic.c
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@ -690,7 +690,7 @@ SDL_SYS_ToDirection(Uint16 *dest, SDL_HapticDirection * src)
else if (!src->dir[0]) else if (!src->dir[0])
*dest = (src->dir[1] >= 0 ? 0x8000 : 0); *dest = (src->dir[1] >= 0 ? 0x8000 : 0);
else { else {
float f = atan2(src->dir[1], src->dir[0]); /* Ideally we'd use fixed point math instead of floats... */ float f = SDL_atan2(src->dir[1], src->dir[0]); /* Ideally we'd use fixed point math instead of floats... */
/* /*
atan2 takes the parameters: Y-axis-value and X-axis-value (in that order) atan2 takes the parameters: Y-axis-value and X-axis-value (in that order)
- Y-axis-value is the second coordinate (from center to SOUTH) - Y-axis-value is the second coordinate (from center to SOUTH)

2
src/video/x11/SDL_x11modes.c
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@ -342,7 +342,7 @@ SetXRandRDisplayName(Display *dpy, Atom EDID, char *name, const size_t namelen,
X11_XFree(props); X11_XFree(props);
} }
inches = (int)((SDL_sqrt(widthmm * widthmm + heightmm * heightmm) / 25.4f) + 0.5f); inches = (int)((SDL_sqrtf(widthmm * widthmm + heightmm * heightmm) / 25.4f) + 0.5f);
if (*name && inches) { if (*name && inches) {
const size_t len = SDL_strlen(name); const size_t len = SDL_strlen(name);
SDL_snprintf(&name[len], namelen-len, " %d\"", inches); SDL_snprintf(&name[len], namelen-len, " %d\"", inches);

4
src/video/x11/edid-parse.c
View File

@ -21,6 +21,8 @@
*/ */
/* Author: Soren Sandmann <sandmann@redhat.com> */ /* Author: Soren Sandmann <sandmann@redhat.com> */
#include "../../SDL_internal.h"
#include "SDL_stdinc.h"
#include "edid.h" #include "edid.h"
#include <stdlib.h> #include <stdlib.h>
@ -247,7 +249,7 @@ decode_fraction (int high, int low)
high = (high << 2) | low; high = (high << 2) | low;
for (i = 0; i < 10; ++i) for (i = 0; i < 10; ++i)
result += get_bit (high, i) * pow (2, i - 10); result += get_bit (high, i) * SDL_pow (2, i - 10);
return result; return result;
} }