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-custom-scene-node! (scene-manager <scene-manager>) proc-render
108 proc-get-bounding-box proc-get-material-count
109 proc-get-material . rest)
110 (let-keywords rest #f
111 ((parent (make <scene-node>))
116 (let ((addCustomSceneNode (get-irrlicht-proc "addCustomSceneNode" scene-manager parent)))
117 (addCustomSceneNode scene-manager proc-render proc-get-bounding-box proc-get-material-count
118 proc-get-material parent id position rotation scale))))
120 (define-method (add-octree-scene-node! (scene-manager <scene-manager>)
121 (mesh <animated-mesh>)
123 (let-keywords rest #f
124 ((parent (make <scene-node>))
126 (minimal-polys-per-node 512)
127 (also-add-if-mesh-pointer-zero #f))
128 (let ((addOctreeSceneNode (get-irrlicht-proc "addOctreeSceneNode" scene-manager parent mesh)))
129 (addOctreeSceneNode scene-manager mesh parent id minimal-polys-per-node
130 also-add-if-mesh-pointer-zero))))
132 (define-method (add-octree-scene-node! (scene-manager <scene-manager>)
135 (let-keywords rest #f
136 ((parent (make <scene-node>))
138 (minimal-polys-per-node 256)
139 (also-add-if-mesh-pointer-zero #f))
140 (let ((addOctreeSceneNode (get-irrlicht-proc "addOctreeSceneNode" scene-manager parent mesh)))
141 (addOctreeSceneNode scene-manager mesh parent id minimal-polys-per-node
142 also-add-if-mesh-pointer-zero))))
144 (define-method (create-rotation-animator (scene-manager <scene-manager>) rotation-speed)
145 (let ((createRotationAnimator (get-irrlicht-proc "createRotationAnimator" scene-manager)))
146 (createRotationAnimator scene-manager rotation-speed)))
148 (define-method (draw-all (scene-manager <scene-manager>))
149 ((get-irrlicht-proc "drawAll" scene-manager)
152 (define-method (get-mesh (scene-manager <scene-manager>) filename)
153 (let* ((getMesh (get-irrlicht-proc "getMesh" scene-manager))
154 (mesh (getMesh scene-manager filename)))
155 (cond ((null-object? mesh)
156 (error "In procedure get-mesh: Mesh cannot be created"))
160 (define-method (get-root-scene-node (scene-manager <scene-manager>))
161 (let ((getRootSceneNode (get-irrlicht-proc "getRootSceneNode" scene-manager)))
162 (getRootSceneNode scene-manager)))
164 (export <scene-manager> add-animated-mesh-scene-node! add-camera-scene-node!
165 add-camera-scene-node-fps! add-custom-scene-node! add-octree-scene-node!
166 create-rotation-animator draw-all get-root-scene-node get-mesh)
170 (define-class <scene-node> (<attribute-exchanging-object>)
171 (irr-class #:init-value "ISceneNode"))
173 (define-method (add-animator! (node <scene-node>) (animator <scene-node-animator>))
174 (let ((addAnimator (get-irrlicht-proc "addAnimator" node)))
175 (addAnimator node animator)))
177 (define-method (get-absolute-transformation (node <scene-node>))
178 (let ((getAbsoluteTransformation (get-irrlicht-proc "getAbsoluteTransformation" node)))
179 (getAbsoluteTransformation node)))
181 (define-method (set-material-flag! (node <scene-node>) flag new-value)
182 ((get-irrlicht-proc "setMaterialFlag" node)
187 (define-method (set-material-texture! (node <scene-node>) texture-layer (texture <texture>))
188 ((get-irrlicht-proc "setMaterialTexture" node)
193 (define-method (set-position! (node <scene-node>) new-pos)
194 (let ((setPosition (get-irrlicht-proc "setPosition" node)))
195 (setPosition node new-pos)))
197 (export <scene-node> add-animator! get-absolute-transformation set-material-flag!
198 set-material-texture! set-position!)
201 ;; IAnimatedMeshSceneNode
202 (define-class <animated-mesh-scene-node> (<scene-node>)
203 (irr-class #:init-value "IAnimatedMeshSceneNode"))
205 (define-method (set-md2-animation! (node <animated-mesh-scene-node>) anim)
206 ((get-irrlicht-proc "setMD2Animation" node)
210 (export <animated-mesh-scene-node> set-md2-animation!)
214 (define-class <camera-scene-node> (<scene-node>)
215 (irr-class #:init-value "ICameraSceneNode"))
217 (export <camera-scene-node>)
221 (define-class <mesh-scene-node> (<scene-node>)
222 (irr-class #:init-value "IMeshSceneNode"))
224 (export <mesh-scene-node>)