153 lines
3.8 KiB
C
153 lines
3.8 KiB
C
/*
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* Copyright (c), Recep Aslantas.
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*
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* MIT License (MIT), http://opensource.org/licenses/MIT
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* Full license can be found in the LICENSE file
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*/
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/*
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Functions:
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CGLM_INLINE mat4s glms_ortho_lh_zo(float left, float right,
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float bottom, float top,
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float nearZ, float farZ)
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CGLM_INLINE mat4s glms_ortho_aabb_lh_zo(vec3s box[2]);
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CGLM_INLINE mat4s glms_ortho_aabb_p_lh_zo(vec3s box[2], float padding);
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CGLM_INLINE mat4s glms_ortho_aabb_pz_lh_zo(vec3s box[2], float padding);
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CGLM_INLINE mat4s glms_ortho_default_lh_zo(float aspect)
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CGLM_INLINE mat4s glms_ortho_default_s_lh_zo(float aspect, float size)
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*/
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#ifndef cglms_ortho_lh_zo_h
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#define cglms_ortho_lh_zo_h
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#include "../../common.h"
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#include "../../types-struct.h"
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#include "../../plane.h"
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#include "../../cam.h"
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/*!
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* @brief set up orthographic projection matrix
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* @param[in] left viewport.left
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* @param[in] right viewport.right
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* @param[in] bottom viewport.bottom
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* @param[in] top viewport.top
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* @param[in] nearZ near clipping plane
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* @param[in] farZ far clipping plane
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_lh_zo(float left, float right,
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float bottom, float top,
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float nearZ, float farZ) {
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mat4s dest;
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glm_ortho_lh_zo(left, right, bottom, top, nearZ, farZ, dest.raw);
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return dest;
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}
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/*!
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* @brief set up orthographic projection matrix using bounding box
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* bounding box (AABB) must be in view space
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*
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* @param[in] box AABB
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_aabb_lh_zo(vec3s box[2]) {
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mat4s dest;
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vec3 rawBox[2];
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glms_vec3_unpack(rawBox, box, 2);
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glm_ortho_aabb_lh_zo(rawBox, dest.raw);
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return dest;
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}
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/*!
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* @brief set up orthographic projection matrix using bounding box
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* bounding box (AABB) must be in view space
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*
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* @param[in] box AABB
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* @param[in] padding padding
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_aabb_p_lh_zo(vec3s box[2], float padding) {
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mat4s dest;
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vec3 rawBox[2];
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glms_vec3_unpack(rawBox, box, 2);
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glm_ortho_aabb_p_lh_zo(rawBox, padding, dest.raw);
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return dest;
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}
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/*!
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* @brief set up orthographic projection matrix using bounding box
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* bounding box (AABB) must be in view space
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*
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* @param[in] box AABB
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* @param[in] padding padding for near and far
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_aabb_pz_lh_zo(vec3s box[2], float padding) {
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mat4s dest;
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vec3 rawBox[2];
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glms_vec3_unpack(rawBox, box, 2);
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glm_ortho_aabb_pz_lh_zo(rawBox, padding, dest.raw);
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return dest;
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}
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/*!
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* @brief set up unit orthographic projection matrix
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* @param[in] aspect aspect ration ( width / height )
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_default_lh_zo(float aspect) {
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mat4s dest;
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glm_ortho_default_lh_zo(aspect, dest.raw);
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return dest;
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}
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/*!
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* @brief set up orthographic projection matrix with given CUBE size
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* with a left-hand coordinate system and a
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* clip-space of [0, 1].
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*
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* @param[in] aspect aspect ratio ( width / height )
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* @param[in] size cube size
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* @returns result matrix
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*/
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CGLM_INLINE
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mat4s
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glms_ortho_default_s_lh_zo(float aspect, float size) {
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mat4s dest;
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glm_ortho_default_s_lh_zo(aspect, size, dest.raw);
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return dest;
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}
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#endif /* cglms_ortho_lh_zo_h */
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