1 ;;; guile-irrlicht --- FFI bindings for Irrlicht Engine
2 ;;; Copyright (C) 2020 Javier Sancho <jsf@jsancho.org>
4 ;;; This file is part of guile-irrlicht.
6 ;;; Guile-irrlicht is free software; you can redistribute it and/or modify
7 ;;; it under the terms of the GNU Lesser General Public License as
8 ;;; published by the Free Software Foundation; either version 3 of the
9 ;;; License, or (at your option) any later version.
11 ;;; Guile-irrlicht is distributed in the hope that it will be useful, but
12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 ;;; General Public License for more details.
16 ;;; You should have received a copy of the GNU Lesser General Public
17 ;;; License along with guile-irrlicht. If not, see
18 ;;; <http://www.gnu.org/licenses/>.
21 (define-module (irrlicht scene)
22 #:use-module (oop goops)
23 #:use-module (ice-9 optargs)
24 #:use-module (irrlicht base)
25 #:use-module (irrlicht foreign)
26 #:use-module (irrlicht io)
27 #:use-module (irrlicht irr)
28 #:use-module (irrlicht video))
32 (define-class <mesh> (<reference-counted>)
33 (irr-class #:init-value "IMesh"))
39 (define-class <animated-mesh> (<mesh>)
40 (irr-class #:init-value "IAnimatedMesh"))
42 (export <animated-mesh>)
46 (define-class <scene-node-animator> (<attribute-exchanging-object> <event-receiver>)
47 (irr-class #:init-value "ISceneNodeAnimator"))
49 (export <scene-node-animator>)
53 (define-class <scene-manager> (<reference-counted>)
54 (irr-class #:init-value "ISceneManager"))
56 (define-method (add-animated-mesh-scene-node! (scene-manager <scene-manager>)
57 (mesh <animated-mesh>)
60 ((parent (make <scene-node>))
65 (also-add-if-mesh-pointer-zero #f))
66 (let* ((addAnimatedMeshSceneNode (get-irrlicht-proc "addAnimatedMeshSceneNode"
69 (node (addAnimatedMeshSceneNode scene-manager mesh parent id position
70 rotation scale also-add-if-mesh-pointer-zero)))
71 (cond ((null-object? node)
72 (error "In procedure add-animated-mesh-scene-node!: Scene node cannot be created"))
76 (define-method (add-camera-scene-node! (scene-manager <scene-manager>) . rest)
78 ((parent (make <scene-node>))
83 (let ((addCameraSceneNode (get-irrlicht-proc "addCameraSceneNode" scene-manager parent)))
84 (addCameraSceneNode scene-manager parent position lookat id make-active))))
86 (define-method (add-camera-scene-node-fps! (scene-manager <scene-manager>) . rest)
88 ((parent (make <scene-node>))
92 (key-map-array (make <key-map>))
94 (no-vertical-movement #f)
98 (let ((addCameraSceneNodeFPS (get-irrlicht-proc "addCameraSceneNodeFPS"
99 scene-manager parent)))
100 (addCameraSceneNodeFPS scene-manager #:parent parent #:rotate-speed rotate-speed
101 #:move-speed move-speed #:id id #:key-map-array key-map-array
102 #:key-map-size key-map-size
103 #:no-vertical-movement no-vertical-movement
104 #:jump-speed jump-speed #:invert-mouse invert-mouse
105 #:make-active make-active))))
107 (define-method (add-cube-scene-node! (scene-manager <scene-manager>) . rest)
108 (let-keywords rest #f
110 (parent (make <scene-node>))
115 (let ((addCubeSceneNode (get-irrlicht-proc "addCubeSceneNode" scene-manager parent)))
116 (addCubeSceneNode scene-manager size parent id position rotation scale))))
118 (define-method (add-custom-scene-node! (scene-manager <scene-manager>) proc-render
119 proc-get-bounding-box proc-get-material-count
120 proc-get-material . rest)
121 (let-keywords rest #f
122 ((parent (make <scene-node>))
127 (let ((addCustomSceneNode (get-irrlicht-proc "addCustomSceneNode" scene-manager parent)))
128 (addCustomSceneNode scene-manager proc-render proc-get-bounding-box proc-get-material-count
129 proc-get-material parent id position rotation scale))))
131 (define-method (add-octree-scene-node! (scene-manager <scene-manager>)
132 (mesh <animated-mesh>)
134 (let-keywords rest #f
135 ((parent (make <scene-node>))
137 (minimal-polys-per-node 512)
138 (also-add-if-mesh-pointer-zero #f))
139 (let ((addOctreeSceneNode (get-irrlicht-proc "addOctreeSceneNode" scene-manager parent mesh)))
140 (addOctreeSceneNode scene-manager mesh parent id minimal-polys-per-node
141 also-add-if-mesh-pointer-zero))))
143 (define-method (add-octree-scene-node! (scene-manager <scene-manager>)
146 (let-keywords rest #f
147 ((parent (make <scene-node>))
149 (minimal-polys-per-node 256)
150 (also-add-if-mesh-pointer-zero #f))
151 (let ((addOctreeSceneNode (get-irrlicht-proc "addOctreeSceneNode" scene-manager parent mesh)))
152 (addOctreeSceneNode scene-manager mesh parent id minimal-polys-per-node
153 also-add-if-mesh-pointer-zero))))
155 (define-method (add-sphere-scene-node! (scene-manager <scene-manager>) . rest)
156 (let-keywords rest #f
159 (parent (make <scene-node>))
164 (let ((addSphereSceneNode (get-irrlicht-proc "addSphereSceneNode" scene-manager parent)))
165 (addSphereSceneNode scene-manager radius poly-count parent id position rotation scale))))
167 (define-method (create-fly-circle-animator (scene-manager <scene-manager>) . rest)
168 (let-keywords rest #f
174 (radius-ellipsoid 0))
175 (let ((createFlyCircleAnimator (get-irrlicht-proc "createFlyCircleAnimator" scene-manager)))
176 (createFlyCircleAnimator scene-manager center radius speed direction start-position
179 (define-method (create-fly-straight-animator (scene-manager <scene-manager>)
180 start-point end-point time-for-way . rest)
181 (let-keywords rest #f
184 (let ((createFlyStraightAnimator (get-irrlicht-proc "createFlyStraightAnimator" scene-manager)))
185 (createFlyStraightAnimator scene-manager start-point end-point time-for-way
188 (define-method (create-rotation-animator (scene-manager <scene-manager>) rotation-speed)
189 (let ((createRotationAnimator (get-irrlicht-proc "createRotationAnimator" scene-manager)))
190 (createRotationAnimator scene-manager rotation-speed)))
192 (define-method (draw-all (scene-manager <scene-manager>))
193 ((get-irrlicht-proc "drawAll" scene-manager)
196 (define-method (get-mesh (scene-manager <scene-manager>) filename)
197 (let* ((getMesh (get-irrlicht-proc "getMesh" scene-manager))
198 (mesh (getMesh scene-manager filename)))
199 (cond ((null-object? mesh)
200 (error "In procedure get-mesh: Mesh cannot be created"))
204 (define-method (get-root-scene-node (scene-manager <scene-manager>))
205 (let ((getRootSceneNode (get-irrlicht-proc "getRootSceneNode" scene-manager)))
206 (getRootSceneNode scene-manager)))
208 (export <scene-manager> add-animated-mesh-scene-node! add-cube-scene-node! add-camera-scene-node!
209 add-camera-scene-node-fps! add-custom-scene-node! add-octree-scene-node!
210 add-sphere-scene-node! create-fly-circle-animator create-fly-straight-animator
211 create-rotation-animator draw-all get-root-scene-node get-mesh)
215 (define-class <scene-node> (<attribute-exchanging-object>)
216 (irr-class #:init-value "ISceneNode"))
218 (define-method (add-animator! (node <scene-node>) (animator <scene-node-animator>))
219 (let ((addAnimator (get-irrlicht-proc "addAnimator" node)))
220 (addAnimator node animator)))
222 (define-method (get-absolute-transformation (node <scene-node>))
223 (let ((getAbsoluteTransformation (get-irrlicht-proc "getAbsoluteTransformation" node)))
224 (getAbsoluteTransformation node)))
226 (define-method (set-material-flag! (node <scene-node>) flag new-value)
227 ((get-irrlicht-proc "setMaterialFlag" node)
232 (define-method (set-material-texture! (node <scene-node>) texture-layer (texture <texture>))
233 ((get-irrlicht-proc "setMaterialTexture" node)
238 (define-method (set-position! (node <scene-node>) new-pos)
239 (let ((setPosition (get-irrlicht-proc "setPosition" node)))
240 (setPosition node new-pos)))
242 (define-method (set-scale! (node <scene-node>) scale)
243 (let ((setScale (get-irrlicht-proc "setScale" node)))
244 (setScale node scale)))
246 (export <scene-node> add-animator! get-absolute-transformation set-material-flag!
247 set-material-texture! set-position! set-scale!)
250 ;; IAnimatedMeshSceneNode
251 (define-class <animated-mesh-scene-node> (<scene-node>)
252 (irr-class #:init-value "IAnimatedMeshSceneNode"))
254 (define-method (set-animation-speed! (node <animated-mesh-scene-node>) frames-per-second)
255 (let ((setAnimationSpeed (get-irrlicht-proc "setAnimationSpeed" node)))
256 (setAnimationSpeed node frames-per-second)))
258 (define-method (set-frame-loop! (node <animated-mesh-scene-node>) begin end)
259 (let ((setFrameLoop (get-irrlicht-proc "setFrameLoop" node)))
260 (setFrameLoop node begin end)))
262 (define-method (set-md2-animation! (node <animated-mesh-scene-node>) anim)
263 ((get-irrlicht-proc "setMD2Animation" node)
267 (export <animated-mesh-scene-node> set-animation-speed! set-frame-loop! set-md2-animation!)
271 (define-class <camera-scene-node> (<scene-node>)
272 (irr-class #:init-value "ICameraSceneNode"))
274 (export <camera-scene-node>)
278 (define-class <mesh-scene-node> (<scene-node>)
279 (irr-class #:init-value "IMeshSceneNode"))
281 (export <mesh-scene-node>)