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frustum: fix bounding box

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default value 0.0 causes to get min or max as 0 if max < 0 or min > 0
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Recep Aslantas
2018-01-18 16:12:44 +03:00
parent c58db651a6
commit 565ee2d6eb
2 changed files with 3 additions and 2 deletions
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1
include/cglm/common.h
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@@ -12,6 +12,7 @@
#include <stdint.h> #include <stdint.h>
#include <math.h> #include <math.h>
#include <float.h>
#if defined(_WIN32) #if defined(_WIN32)
# ifdef CGLM_DLL # ifdef CGLM_DLL

4
include/cglm/frustum.h
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@@ -184,8 +184,8 @@ glm_frustum_box(vec4 corners[8], mat4 m, vec3 box[2]) {
vec3 min, max; vec3 min, max;
int i; int i;
glm_vec_broadcast(0.0f, min); glm_vec_broadcast(FLT_MAX, min);
glm_vec_broadcast(0.0f, max); glm_vec_broadcast(-FLT_MAX, max);
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
glm_mat4_mulv(m, corners[i], v); glm_mat4_mulv(m, corners[i], v);