Initial upload

external/cglm/struct/mat4x3.h

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+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+/*
+ Macros:
+   GLMS_MAT4X3_ZERO_INIT
+   GLMS_MAT4X3_ZERO
+
+ Functions:
+   CGLM_INLINE mat4x3s glms_mat4x3_zero(void);
+   CGLM_INLINE mat4x3s glms_mat4x3_make(const float * __restrict src);
+   CGLM_INLINE mat3s   glms_mat4x3_mul(mat4x3s m1, mat3x4s m2);
+   CGLM_INLINE vec3s   glms_mat4x3_mulv(mat4x3s m, vec4s v);
+   CGLM_INLINE mat3x4s glms_mat4x3_transpose(mat4x3s m);
+   CGLM_INLINE mat4x3s glms_mat4x3_scale(mat4x3s m, float s);
+ */
+
+#ifndef cglms_mat4x3_h
+#define cglms_mat4x3_h
+
+#include "../common.h"
+#include "../types-struct.h"
+#include "../mat4x3.h"
+
+/* api definition */
+#define glms_mat4x3_(NAME) CGLM_STRUCTAPI(mat4x3, NAME)
+
+#define GLMS_MAT4X3_ZERO_INIT {GLM_MAT4X3_ZERO_INIT}
+
+/* for C only */
+#define GLMS_MAT4X3_ZERO ((mat4x3s)GLMS_MAT4X3_ZERO_INIT)
+
+/*!
+ * @brief Zero out the mat4x3s (dest).
+ *
+ * @return[out] dest constructed mat4x3s from raw pointer
+ */
+CGLM_INLINE
+mat4x3s
+glms_mat4x3_(zero)(void) {
+  mat4x3s dest;
+  glm_mat4x3_zero(dest.raw);
+  return dest;
+}
+
+/*!
+ * @brief Create mat4x3s (dest) from pointer (src).
+ *
+ * @param[in]   src  pointer to an array of floats
+ * @return[out] dest constructed mat4x3s from raw pointer
+ */
+CGLM_INLINE
+mat4x3s
+glms_mat4x3_(make)(const float * __restrict src) {
+  mat4x3s dest;
+  glm_mat4x3_make(src, dest.raw);
+  return dest;
+}
+
+/*!
+ * @brief Multiply mat4x3s (m1) by mat3x4s (m2) and store in mat3s (dest).
+ *
+ * @code
+ * r = glms_mat4x3_mul(mat4x3s, mat3x4s);
+ * @endcode
+ *
+ * @param[in]   m1   mat4x3s (left)
+ * @param[in]   m2   mat3x4s (right)
+ * @return[out] dest constructed mat3s from raw pointers
+ */
+CGLM_INLINE
+mat3s
+glms_mat4x3_(mul)(mat4x3s m1, mat3x4s m2) {
+  mat3s dest;
+  glm_mat4x3_mul(m1.raw, m2.raw, dest.raw);
+  return dest;
+}
+
+/*!
+ * @brief Multiply mat4x3s (m) by vec4s (v) and store in vec3s (dest).
+ *
+ * @param[in]   m    mat4x3s (left)
+ * @param[in]   v    vec4s (right, column vector)
+ * @return[out] dest constructed vec3s from raw pointers
+ */
+CGLM_INLINE
+vec3s
+glms_mat4x3_(mulv)(mat4x3s m, vec4s v) {
+  vec3s dest;
+  glm_mat4x3_mulv(m.raw, v.raw, dest.raw);
+  return dest;
+}
+
+/*!
+ * @brief Transpose mat4x3s (m) and store in mat3x4s (dest).
+ *
+ * @param[in]   m    mat4x3s (left)
+ * @return[out] dest constructed mat3x4s from raw pointers
+ */
+CGLM_INLINE
+mat3x4s
+glms_mat4x3_(transpose)(mat4x3s m) {
+  mat3x4s dest;
+  glm_mat4x3_transpose(m.raw, dest.raw);
+  return dest;
+}
+
+/*!
+ * @brief Multiply mat4x3s (m) by scalar constant (s).
+ *
+ * @param[in, out] m mat4x3s (src, dest)
+ * @param[in]      s float (scalar)
+ */
+CGLM_INLINE
+mat4x3s
+glms_mat4x3_(scale)(mat4x3s m, float s) {
+  glm_mat4x3_scale(m.raw, s);
+  return m;
+}
+
+#endif /* cglms_mat4x3_h */