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This commit is contained in:
Marcin
2025-01-17 14:48:21 +00:00
parent ae1bee7481
commit fbdc46b205
1 changed files with 6 additions and 23 deletions
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29
include/cglm/noise.h
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@@ -23,7 +23,7 @@
#include "vec2-ext.h" #include "vec2-ext.h"
////////////////////////////// //////////////////////////////
// Proposed vec4_ext functions
/*! /*!
* @brief floor each element of v, result is written to dest * @brief floor each element of v, result is written to dest
@@ -105,15 +105,7 @@ _glm_vec4_muls(vec4 x, float y, vec4 dest) {
////////////////////////////// //////////////////////////////
// GLM noise detail functions
// Based on glm::detail::mod289
// template<typename T>
// GLM_FUNC_QUALIFIER T mod289(T const& x)
// {
// return x - floor(x * (static_cast<T>(1.0) / static_cast<T>(289.0))) * static_cast<T>(289.0);
// }
CGLM_INLINE CGLM_INLINE
float float
@@ -121,12 +113,6 @@ _glm_noiseDetail_mod289(float x) {
return x - floorf(x * (1.0f / 289.0f)) * 289.0f; return x - floorf(x * (1.0f / 289.0f)) * 289.0f;
} }
// Based on glm::detail::permute
// template<typename T, qualifier Q>
// GLM_FUNC_QUALIFIER vec<4, T, Q> permute(vec<4, T, Q> const& x)
// {
// return mod289(((x * static_cast<T>(34)) + static_cast<T>(1)) * x);
// }
CGLM_INLINE CGLM_INLINE
void void
_glm_noiseDetail_permute(vec4 x, vec4 dest) { _glm_noiseDetail_permute(vec4 x, vec4 dest) {
@@ -136,13 +122,6 @@ _glm_noiseDetail_permute(vec4 x, vec4 dest) {
dest[3] = _glm_noiseDetail_mod289((x[3] * 34.0f + 1.0f) * x[3]); dest[3] = _glm_noiseDetail_mod289((x[3] * 34.0f + 1.0f) * x[3]);
} }
// template<typename T, qualifier Q>
// GLM_FUNC_QUALIFIER vec<4, T, Q> fade(vec<4, T, Q> const& t)
// {
// return (t * t * t) * (t * (t * static_cast<T>(6) - static_cast<T>(15)) + static_cast<T>(10));
// }
CGLM_INLINE CGLM_INLINE
void void
_glm_noiseDetail_fade(vec4 t, vec4 dest) { _glm_noiseDetail_fade(vec4 t, vec4 dest) {
@@ -258,6 +237,10 @@ _glm_noiseDetail_xy2g(
glm_vec4_sub(gy, temp, gy); // gy -= temp glm_vec4_sub(gy, temp, gy); // gy -= temp
} }
//////////////////////////////
// Perlin noise
/*! /*!
* @brief Classic perlin noise * @brief Classic perlin noise
* *