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Use functions from SDL instead of libc

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meyraud705 2024-02-05 13:54:05 +01:00 committed by Ryan C. Gordon
parent a6374123c7
commit f85535b4b6
3 changed files with 5 additions and 5 deletions
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6
src/video/SDL_pixels.c
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@ -759,9 +759,9 @@ float SDL_PQfromNits(float v)
const float m2 = 78.84375f;
float y = SDL_clamp(v / 10000.0f, 0.0f, 1.0f);
float num = c1 + c2 * pow(y, m1);
float den = 1.0f + c3 * pow(y, m1);
return pow(num / den, m2);
float num = c1 + c2 * SDL_powf(y, m1);
float den = 1.0f + c3 * SDL_powf(y, m1);
return SDL_powf(num / den, m2);
}
const float *SDL_GetYCbCRtoRGBConversionMatrix(SDL_Colorspace colorspace)

2
src/video/x11/SDL_x11pen.c
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@ -275,7 +275,7 @@ static SDL_bool xinput2_pen_is_eraser(SDL_VideoDevice *_this, int deviceid, char
SDL_strlcpy(dev_name, devicename, PEN_ERASER_ID_MAXLEN);
/* lowercase device name string so we can use strstr() */
for (k = 0; dev_name[k]; ++k) {
dev_name[k] = tolower(dev_name[k]);
dev_name[k] = SDL_tolower(dev_name[k]);
}
return (SDL_strstr(dev_name, PEN_ERASER_NAME_TAG)) ? SDL_TRUE : SDL_FALSE;

2
test/testpen.c
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@ -158,7 +158,7 @@ static void DrawScreen(SDL_Renderer *renderer)
SDL_RenderLine(renderer, X, Y, endx - (ydelta * last_pressure / 3.0f), endy + (xdelta * last_pressure / 3.0f));
/* If tilt is very small (or zero, for pens that don't have tilt), add some extra lines, rotated by the current rotation value */
if (ALWAYS_SHOW_PRESSURE_BOX || (fabs(tilt_vec_x) < 0.2f && fabs(tilt_vec_y) < 0.2f)) {
if (ALWAYS_SHOW_PRESSURE_BOX || (SDL_fabs(tilt_vec_x) < 0.2f && SDL_fabs(tilt_vec_y) < 0.2f)) {
int rot;
float pressure = last_pressure * 80.0f;