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Fixed issue with handedness and rotation and move tool

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This commit is contained in:
shweet
2025-11-18 11:39:12 -05:00
parent d810ce70ea
commit 2259a411a6
4 changed files with 24 additions and 11 deletions
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8
src/util/math_.cpp
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@@ -11,10 +11,7 @@ namespace anm2ed::util::math
constexpr auto FLOAT_FORMAT_EPSILON = 1e-7f;
constexpr float FLOAT_FORMAT_POW10[] = {1.f, 10.f, 100.f, 1000.f, 10000.f, 100000.f, 1000000.f, 10000000.f};
float round_nearest_multiple(float value, float multiple)
{
return (roundf((value) / (multiple)) * (multiple));
}
float round_nearest_multiple(float value, float multiple) { return (roundf((value) / (multiple)) * (multiple)); }
int float_decimals_needed(float value)
{
@@ -51,12 +48,13 @@ namespace anm2ed::util::math
vec2 scaleSign = glm::sign(scale);
vec2 pivotScaled = pivot * scaleAbsolute;
vec2 sizeScaled = size * scaleAbsolute;
float handedness = (scaleSign.x * scaleSign.y) < 0.0f ? -1.0f : 1.0f;
mat4 model(1.0f);
model = glm::translate(model, vec3(position - pivotScaled, 0.0f));
model = glm::translate(model, vec3(pivotScaled, 0.0f));
model = glm::scale(model, vec3(scaleSign, 1.0f));
model = glm::rotate(model, glm::radians(rotation), vec3(0, 0, 1));
model = glm::rotate(model, glm::radians(rotation) * handedness, vec3(0, 0, 1));
model = glm::translate(model, vec3(-pivotScaled, 0.0f));
model = glm::scale(model, vec3(sizeScaled, 1.0f));
return model;