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Changing how string format for imgui float widgets work, suppressing stbi warnings

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shweet
2025-08-15 14:27:44 -04:00
parent 67d36df971
commit 5ee3ec4351
4 changed files with 59 additions and 27 deletions
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40
src/COMMON.h
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@@ -128,6 +128,46 @@ static inline std::string string_quote(const std::string& string)
return "\"" + string + "\"";
}
#define FLOAT_FORMAT_MAX_DECIMALS 2
#define FLOAT_FORMAT_EPSILON 1e-6f
static constexpr f32 FLOAT_FORMAT_POW10[] = {1.f, 10.f, 100.f};
static inline s32 f32_decimals_needed(f32 value)
{
f32 integerPart = 0.f;
f32 fractionalPart = modff(value, &integerPart);
fractionalPart = fabsf(fractionalPart);
if (fractionalPart < FLOAT_FORMAT_EPSILON)
return 0;
for (s32 decimalCount = 1; decimalCount <= FLOAT_FORMAT_MAX_DECIMALS; ++decimalCount)
{
f32 scaledFraction = fractionalPart * FLOAT_FORMAT_POW10[decimalCount];
if (fabsf(scaledFraction - roundf(scaledFraction)) < FLOAT_FORMAT_EPSILON * FLOAT_FORMAT_POW10[decimalCount])
return decimalCount;
}
return FLOAT_FORMAT_MAX_DECIMALS;
}
static inline const char* f32_format_get(f32 value)
{
static std::string formatString;
const s32 decimalCount = f32_decimals_needed(value);
formatString = (decimalCount == 0) ? "%.0f" : ("%." + std::to_string(decimalCount) + "f");
return formatString.c_str();
}
static inline const char* vec2_format_get(const vec2& value)
{
static std::string formatString;
const s32 decimalCountX = f32_decimals_needed(value.x);
const s32 decimalCountY = f32_decimals_needed(value.y);
const s32 decimalCount = (decimalCountX > decimalCountY) ? decimalCountX : decimalCountY;
formatString = (decimalCount == 0) ? "%.0f" : ("%." + std::to_string(decimalCount) + "f");
return formatString.c_str();
}
static inline std::string path_canonical_resolve
(
const std::string& inputPath,