diff --git a/include/cglm/call/ivec3.h b/include/cglm/call/ivec3.h
index 6cf1d2f..71ec8c8 100644
--- a/include/cglm/call/ivec3.h
+++ b/include/cglm/call/ivec3.h
@@ -1,7 +1,7 @@
 /*
- * Copyright (c), Recep Aslantas.
+ * Copyright (c);, Recep Aslantas.
  *
- * MIT License (MIT), http://opensource.org/licenses/MIT
+ * MIT License (MIT);, http://opensource.org/licenses/MIT
  * Full license can be found in the LICENSE file
  */
 
@@ -15,7 +15,63 @@ extern "C" {
 
 CGLM_EXPORT
 void
-glmc_ivec3(int * __restrict v, ivec3 dest);
+cglmc_ivec3(ivec4 v, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_copy(ivec3 a, ivec3 dest);
+
+CGLM_EXPORT
+void 
+cglm_ivec3_zero(ivec3 v);
+
+CGLM_EXPORT
+void
+cglm_ivec3_one(ivec3 v);
+
+CGLM_EXPORT
+void
+cglm_ivec3_add(ivec3 a, ivec3 b, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_adds(ivec3 v, int s, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_sub(ivec3 a, ivec3 b, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_subs(ivec3 v, int s, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_mul(ivec3 a, ivec3 b, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_scale(ivec3 v, int s, ivec3 dest);
+
+CGLM_EXPORT
+int
+cglm_ivec3_distance2(ivec3 a, ivec3 b);
+
+CGLM_EXPORT
+float
+cglm_ivec3_distance(ivec3 a, ivec3 b);
+
+CGLM_EXPORT
+void
+cglm_ivec3_maxv(ivec3 a, ivec3 b, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_minv(ivec3 a, ivec3 b, ivec3 dest);
+
+CGLM_EXPORT
+void
+cglm_ivec3_clamp(ivec3 v, int minVal, int maxVal);
 
 #ifdef __cplusplus
 }
diff --git a/include/cglm/ivec3.h b/include/cglm/ivec3.h
index a2056ab..3594db6 100644
--- a/include/cglm/ivec3.h
+++ b/include/cglm/ivec3.h
@@ -7,7 +7,21 @@
 
 /*
 FUNCTIONS:
-  CGLM_INLINE void glm_ivec3(int * __restrict v, ivec3 dest)
+  CGLM_INLINE void glm_ivec3(ivec4 v, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_copy(ivec3 a, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_zero(ivec3 v)
+  CGLM_INLINE void glm_ivec3_one(ivec3 v)
+  CGLM_INLINE void glm_ivec3_add(ivec3 a, ivec3 b, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_adds(ivec3 v, int s, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_sub(ivec3 a, ivec3 b, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_subs(ivec3 v, int s, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_mul(ivec3 a, ivec3 b, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_scale(ivec3 v, int s, ivec3 dest)
+  CGLM_INLINE int glm_ivec3_distance2(ivec3 a, ivec3 b)
+  CGLM_INLINE float glm_ivec3_distance(ivec3 a, ivec3 b)
+  CGLM_INLINE void glm_ivec3_maxv(ivec3 a, ivec3 b, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_minv(ivec3 a, ivec3 b, ivec3 dest)
+  CGLM_INLINE void glm_ivec3_clamp(ivec3 v, int minVal, int maxVal)
  */
 
 #ifndef cglm_ivec3_h
@@ -16,17 +30,228 @@ FUNCTIONS:
 #include "common.h"
 
 /*!
- * @brief init ivec3 using another vector
+ * @brief init ivec3 using an ivec4
  *
  * @param[in]  v    a vector
  * @param[out] dest destination
  */
 CGLM_INLINE
 void
-glm_ivec3(int * __restrict v, ivec3 dest) {
+glm_ivec3(ivec4 v, ivec3 dest) {
   dest[0] = v[0];
   dest[1] = v[1];
   dest[2] = v[2];
 }
 
+/*!
+ * @brief copy all members of [a] to [dest]
+ *
+ * @param[in]  a    source vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_copy(ivec3 a, ivec3 dest) {
+  dest[0] = a[0];
+  dest[1] = a[1];
+  dest[2] = a[2];
+}
+
+/*!
+ * @brief set all members of [v] to zero
+ *
+ * @param[out] v vector
+ */
+CGLM_INLINE
+void 
+glm_ivec3_zero(ivec3 v) {
+  v[0] = v[1] = v[2] = 0;
+}
+
+/*!
+ * @brief set all members of [v] to one
+ *
+ * @param[out] v vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_one(ivec3 v) {
+  v[0] = v[1] = v[2] = 1;
+}
+
+/*!
+ * @brief add vector [a] to vector [b] and store result in [dest]
+ *
+ * @param[in]  a    first vector
+ * @param[in]  b    second vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_add(ivec3 a, ivec3 b, ivec3 dest) {
+  dest[0] = a[0] + b[0];
+  dest[1] = a[1] + b[1];
+  dest[2] = a[2] + b[2];
+}
+
+/*!
+ * @brief add scalar s to vector [v] and store result in [dest]
+ *
+ * @param[in]  v    vector
+ * @param[in]  s    scalar
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_adds(ivec3 v, int s, ivec3 dest) {
+  dest[0] = v[0] + s;
+  dest[1] = v[1] + s;
+  dest[2] = v[2] + s;
+}
+
+/*!
+ * @brief subtract vector [b] from vector [a] and store result in [dest]
+ *
+ * @param[in]  a    first vector
+ * @param[in]  b    second vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_sub(ivec3 a, ivec3 b, ivec3 dest) {
+  dest[0] = a[0] - b[0];
+  dest[1] = a[1] - b[1];
+  dest[2] = a[2] - b[2];
+}
+
+/*!
+ * @brief subtract scalar s from vector [v] and store result in [dest]
+ *
+ * @param[in]  v    vector
+ * @param[in]  s    scalar
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_subs(ivec3 v, int s, ivec3 dest) {
+  dest[0] = v[0] - s;
+  dest[1] = v[1] - s;
+  dest[2] = v[2] - s;
+}
+
+/*!
+ * @brief multiply vector [a] with vector [b] and store result in [dest]
+ *
+ * @param[in]  a    frist vector
+ * @param[in]  b    second vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_mul(ivec3 a, ivec3 b, ivec3 dest) {
+  dest[0] = a[0] * b[0];
+  dest[1] = a[1] * b[1];
+  dest[2] = a[2] * b[2];
+}
+
+/*!
+ * @brief multiply vector [a] with scalar s and store result in [dest]
+ *
+ * @param[in]  v    vector
+ * @param[in]  s    scalar
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_scale(ivec3 v, int s, ivec3 dest) {
+  dest[0] = v[0] * s;
+  dest[1] = v[1] * s;
+  dest[2] = v[2] * s;
+}
+
+/*!
+ * @brief squared distance between two vectors
+ *
+ * @param[in] a first vector
+ * @param[in] b second vector
+ * @return returns squared distance
+ */
+CGLM_INLINE
+int
+glm_ivec3_distance2(ivec3 a, ivec3 b) {
+  int xd = a[0] - b[0];
+  int yd = a[1] - b[1];
+  int zd = a[2] - b[2];
+  return xd * xd + yd * yd + zd * zd;
+}
+
+/*!
+ * @brief distance between two vectors
+ *
+ * @param[in] a first vector
+ * @param[in] b second vector
+ * @return returns distance
+ */
+CGLM_INLINE
+float
+glm_ivec3_distance(ivec3 a, ivec3 b) {
+  return sqrtf((float)glm_ivec3_distance2(a, b));
+}
+
+/*!
+ * @brief set each member of dest to greater of vector a and b
+ *
+ * @param[in]  a    first vector
+ * @param[in]  b    second vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_maxv(ivec3 a, ivec3 b, ivec3 dest) {
+  dest[0] = a[0] > b[0] ? a[0] : b[0];
+  dest[1] = a[1] > b[1] ? a[1] : b[1];
+  dest[2] = a[2] > b[2] ? a[2] : b[2];
+}
+
+/*!
+ * @brief set each member of dest to lesser of vector a and b
+ *
+ * @param[in]  a    first vector
+ * @param[in]  b    second vector
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_ivec3_minv(ivec3 a, ivec3 b, ivec3 dest) {
+  dest[0] = a[0] < b[0] ? a[0] : b[0];
+  dest[1] = a[1] < b[1] ? a[1] : b[1];
+  dest[2] = a[2] < b[2] ? a[2] : b[2];
+}
+
+/*!
+ * @brief clamp each member of [v] between minVal and maxVal (inclusive)
+ *
+ * @param[in, out] v      vector
+ * @param[in] minVal minimum value
+ * @param[in] minVal minimum value
+ */
+CGLM_INLINE
+void
+glm_ivec3_clamp(ivec3 v, int minVal, int maxVal) {
+  if (v[0] < minVal)
+    v[0] = minVal;
+  else if(v[0] > maxVal)
+    v[0] = maxVal;
+
+  if (v[1] < minVal)
+    v[1] = minVal;
+  else if(v[1] > maxVal)
+    v[1] = maxVal;
+
+  if (v[2] < minVal)
+    v[2] = minVal;
+  else if(v[2] > maxVal)
+    v[2] = maxVal;
+}
+
 #endif /* cglm_ivec3_h */
diff --git a/src/ivec3.c b/src/ivec3.c
index 7782c9d..fd7bf3f 100644
--- a/src/ivec3.c
+++ b/src/ivec3.c
@@ -10,6 +10,90 @@
 
 CGLM_EXPORT
 void
-glmc_ivec3(int * __restrict v, ivec3 dest) {
+cglmc_ivec3(ivec4 v, ivec3 dest) {
   glm_ivec3(v, dest);
 }
+
+CGLM_EXPORT
+void
+cglm_ivec3_copy(ivec3 a, ivec3 dest) {
+  glm_ivec3_copy(a, dest);
+}
+
+CGLM_EXPORT
+void 
+cglm_ivec3_zero(ivec3 v) {
+  glm_ivec3_zero(v);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_one(ivec3 v) {
+  glm_ivec3_one(v);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_add(ivec3 a, ivec3 b, ivec3 dest) {
+  glm_ivec3_add(a, b, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_adds(ivec3 v, int s, ivec3 dest) {
+  glm_ivec3_adds(v, s, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_sub(ivec3 a, ivec3 b, ivec3 dest) {
+  glm_ivec3_sub(a, b, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_subs(ivec3 v, int s, ivec3 dest) {
+  glm_ivec3_subs(v, s, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_mul(ivec3 a, ivec3 b, ivec3 dest) {
+  glm_ivec3_mul(a, b, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_scale(ivec3 v, int s, ivec3 dest) {
+  glm_ivec3_scale(v, s, dest);
+}
+
+CGLM_EXPORT
+int
+cglm_ivec3_distance2(ivec3 a, ivec3 b) {
+  return glm_ivec3_distance2(a, b);
+}
+
+CGLM_EXPORT
+float
+cglm_ivec3_distance(ivec3 a, ivec3 b) {
+  return glm_ivec3_distance(a, b);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_maxv(ivec3 a, ivec3 b, ivec3 dest) {
+  glm_ivec3_maxv(a, b, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_minv(ivec3 a, ivec3 b, ivec3 dest) {
+  glm_ivec3_minv(a, b, dest);
+}
+
+CGLM_EXPORT
+void
+cglm_ivec3_clamp(ivec3 v, int minVal, int maxVal) {
+  glm_ivec3_clamp(v, minVal, maxVal);
+}