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option to override FLT_EPSILON with GLM_FLT_EPSILON

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This commit is contained in:
Recep Aslantas
2020-05-26 23:00:00 +03:00
parent 271e3b15d6
commit a1485a14f6
7 changed files with 31 additions and 23 deletions
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8
include/cglm/common.h
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@@ -40,4 +40,12 @@
#include "types.h" #include "types.h"
#include "simd/intrin.h" #include "simd/intrin.h"
#ifndef CGLM_USE_DEFAULT_EPSILON
# ifndef GLM_FLT_EPSILON
# define GLM_FLT_EPSILON 1e-6
# endif
#else
# define GLM_FLT_EPSILON FLT_EPSILON
#endif
#endif /* cglm_common_h */ #endif /* cglm_common_h */

2
include/cglm/util.h
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@@ -289,7 +289,7 @@ glm_smoothinterpc(float from, float to, float t) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_eq(float a, float b) { glm_eq(float a, float b) {
return fabsf(a - b) <= FLT_EPSILON; return fabsf(a - b) <= GLM_FLT_EPSILON;
} }
/*! /*!

8
include/cglm/vec2-ext.h
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@@ -61,8 +61,8 @@ glm_vec2_eq(vec2 v, float val) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec2_eq_eps(vec2 v, float val) { glm_vec2_eq_eps(vec2 v, float val) {
return fabsf(v[0] - val) <= FLT_EPSILON return fabsf(v[0] - val) <= GLM_FLT_EPSILON
&& fabsf(v[1] - val) <= FLT_EPSILON; && fabsf(v[1] - val) <= GLM_FLT_EPSILON;
} }
/*! /*!
@@ -97,8 +97,8 @@ glm_vec2_eqv(vec2 a, vec2 b) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec2_eqv_eps(vec2 a, vec2 b) { glm_vec2_eqv_eps(vec2 a, vec2 b) {
return fabsf(a[0] - b[0]) <= FLT_EPSILON return fabsf(a[0] - b[0]) <= GLM_FLT_EPSILON
&& fabsf(a[1] - b[1]) <= FLT_EPSILON; && fabsf(a[1] - b[1]) <= GLM_FLT_EPSILON;
} }
/*! /*!

12
include/cglm/vec3-ext.h
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@@ -81,9 +81,9 @@ glm_vec3_eq(vec3 v, float val) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec3_eq_eps(vec3 v, float val) { glm_vec3_eq_eps(vec3 v, float val) {
return fabsf(v[0] - val) <= FLT_EPSILON return fabsf(v[0] - val) <= GLM_FLT_EPSILON
&& fabsf(v[1] - val) <= FLT_EPSILON && fabsf(v[1] - val) <= GLM_FLT_EPSILON
&& fabsf(v[2] - val) <= FLT_EPSILON; && fabsf(v[2] - val) <= GLM_FLT_EPSILON;
} }
/*! /*!
@@ -120,9 +120,9 @@ glm_vec3_eqv(vec3 a, vec3 b) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec3_eqv_eps(vec3 a, vec3 b) { glm_vec3_eqv_eps(vec3 a, vec3 b) {
return fabsf(a[0] - b[0]) <= FLT_EPSILON return fabsf(a[0] - b[0]) <= GLM_FLT_EPSILON
&& fabsf(a[1] - b[1]) <= FLT_EPSILON && fabsf(a[1] - b[1]) <= GLM_FLT_EPSILON
&& fabsf(a[2] - b[2]) <= FLT_EPSILON; && fabsf(a[2] - b[2]) <= GLM_FLT_EPSILON;
} }
/*! /*!

16
include/cglm/vec4-ext.h
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@@ -92,10 +92,10 @@ glm_vec4_eq(vec4 v, float val) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec4_eq_eps(vec4 v, float val) { glm_vec4_eq_eps(vec4 v, float val) {
return fabsf(v[0] - val) <= FLT_EPSILON return fabsf(v[0] - val) <= GLM_FLT_EPSILON
&& fabsf(v[1] - val) <= FLT_EPSILON && fabsf(v[1] - val) <= GLM_FLT_EPSILON
&& fabsf(v[2] - val) <= FLT_EPSILON && fabsf(v[2] - val) <= GLM_FLT_EPSILON
&& fabsf(v[3] - val) <= FLT_EPSILON; && fabsf(v[3] - val) <= GLM_FLT_EPSILON;
} }
/*! /*!
@@ -135,10 +135,10 @@ glm_vec4_eqv(vec4 a, vec4 b) {
CGLM_INLINE CGLM_INLINE
bool bool
glm_vec4_eqv_eps(vec4 a, vec4 b) { glm_vec4_eqv_eps(vec4 a, vec4 b) {
return fabsf(a[0] - b[0]) <= FLT_EPSILON return fabsf(a[0] - b[0]) <= GLM_FLT_EPSILON
&& fabsf(a[1] - b[1]) <= FLT_EPSILON && fabsf(a[1] - b[1]) <= GLM_FLT_EPSILON
&& fabsf(a[2] - b[2]) <= FLT_EPSILON && fabsf(a[2] - b[2]) <= GLM_FLT_EPSILON
&& fabsf(a[3] - b[3]) <= FLT_EPSILON; && fabsf(a[3] - b[3]) <= GLM_FLT_EPSILON;
} }
/*! /*!

6
test/src/test_cam.c
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@@ -35,9 +35,9 @@ TEST_IMPL(camera_decomp) {
farVal = 100.0f; farVal = 100.0f;
glm_perspective(fovy, aspect, nearVal, farVal, proj); glm_perspective(fovy, aspect, nearVal, farVal, proj);
ASSERT(fabsf(aspect - glm_persp_aspect(proj)) < FLT_EPSILON) ASSERT(fabsf(aspect - glm_persp_aspect(proj)) < GLM_FLT_EPSILON)
ASSERT(fabsf(fovy - glm_persp_fovy(proj)) < FLT_EPSILON) ASSERT(fabsf(fovy - glm_persp_fovy(proj)) < GLM_FLT_EPSILON)
ASSERT(fabsf(49.984f - glm_deg(glm_persp_fovy(proj))) < FLT_EPSILON) ASSERT(fabsf(49.984f - glm_deg(glm_persp_fovy(proj))) < GLM_FLT_EPSILON)
glm_persp_sizes(proj, fovy, sizes); glm_persp_sizes(proj, fovy, sizes);

2
test/src/test_common.h
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@@ -106,7 +106,7 @@ test_rand_quat(versor q);
CGLM_INLINE CGLM_INLINE
bool bool
test_eq(float a, float b) { test_eq(float a, float b) {
return fabsf(a - b) <= 1e-6; return fabsf(a - b) <= GLM_FLT_EPSILON * 10;
} }
CGLM_INLINE CGLM_INLINE