X-Git-Url: https://git.jsancho.org/?a=blobdiff_plain;f=src%2Fassimp.scm;h=3925805182696dd50b332eb9d20c9e4c6f4f217a;hb=d90f35ebd1816b818700badf108882040e82c5cb;hp=9954e8212bcb47cab6f070bc22e4f80654e091bb;hpb=d53c6fdc3383148b2e73599fb955693aa6f597a5;p=guile-assimp.git

diff --git a/src/assimp.scm b/src/assimp.scm
index 9954e82..3925805 100644
--- a/src/assimp.scm
+++ b/src/assimp.scm
@@ -22,10 +22,29 @@
   #:use-module (assimp low-level material)
   #:use-module (assimp low-level matrix)
   #:use-module (assimp low-level mesh)
+  #:use-module (assimp low-level postprocess)
   #:use-module (assimp low-level scene)
   #:use-module (assimp low-level types)
   #:use-module (assimp low-level vector)
-  #:use-module (system foreign))
+  #:use-module (system foreign)
+  #:export (ai-import-file
+	    ai-release-import
+	    ai-attach-predefined-log-stream
+	    ai-transform-vec-by-matrix4
+	    ai-multiply-matrix3
+	    ai-multiply-matrix4
+	    ai-identity-matrix3
+	    ai-identity-matrix4
+	    ai-transpose-matrix3
+	    ai-transpose-matrix4)
+  #:re-export (ai-material-key
+	       ai-process-steps
+	       ai-process-convert-to-left-handed
+	       ai-process-preset-target-realtime-fast
+	       ai-process-preset-target-realtime-quality
+	       ai-process-preset-target-realtime-max-quality
+	       ai-default-log-stream
+	       (aiDetachAllLogStreams . ai-detach-all-log-streams)))
 
 
 ;;; Scenes
@@ -76,7 +95,7 @@
   (name (sized-string (field 'mName)))
   (primitive-types (field 'mPrimitiveTypes))
   (vertices (wrap
-	     (array (field 'mNumVertices) (field 'mVertices) #:element-proc get-element-address)
+	     (array (field 'mNumVertices) (field 'mVertices) #:element-size 12 #:element-proc get-element-address)
 	     wrap-ai-vector3d))
   (faces (wrap
 	  (array (field 'mNumFaces) (field 'mFaces) #:element-size 8 #:element-proc get-element-address)
@@ -134,6 +153,42 @@
 	ai-material-num-allocated)
 
 
+(define-public (ai-get-material-color mat color-type)
+  (let ((pmat (unwrap-ai-material mat))
+	(pkey (string->pointer (car color-type)))
+	(type (cadr color-type))
+	(index (caddr color-type))
+	(pout (parse-aiColor4D (make-list 4 0) #:reverse #t)))
+    (let ((res (aiGetMaterialColor pmat pkey type index pout)))
+      (if (< res 0)
+	  res
+	  (wrap-ai-color4d pout)))))
+
+(define-public (ai-get-material-float-array mat color-type max)
+  (let ((pmat (unwrap-ai-material mat))
+	(pkey (string->pointer (car color-type)))
+	(type (cadr color-type))
+	(index (caddr color-type))
+	(pout (bytevector->pointer (list->f32vector (make-list max 0))))
+	(pmax (bytevector->pointer (list->u32vector (list max)))))
+    (let ((res (aiGetMaterialFloatArray pmat pkey type index pout pmax)))
+      (if (< res 0)
+	  res
+	  (f32vector->list (pointer->bytevector pout max 0 'f32))))))
+
+(define-public (ai-get-material-integer-array mat color-type max)
+  (let ((pmat (unwrap-ai-material mat))
+	(pkey (string->pointer (car color-type)))
+	(type (cadr color-type))
+	(index (caddr color-type))
+	(pout (bytevector->pointer (list->s32vector (make-list max 0))))
+	(pmax (bytevector->pointer (list->u32vector (list max)))))
+    (let ((res (aiGetMaterialIntegerArray pmat pkey type index pout pmax)))
+      (if (< res 0)
+	  res
+	  (s32vector->list (pointer->bytevector pout max 0 's32))))))
+
+
 ;;; Faces
 
 (define-conversion-type parse-aiFace -> ai-face
@@ -276,13 +331,56 @@
 
 ;;; Functions
 
-(define-public (ai-import-file filename flags)
+(define (ai-import-file filename flags)
   (wrap-ai-scene
    (aiImportFile (string->pointer filename)
 		 flags)))
 
-(define-public (ai-multiply-matrix4 m1 m2)
+(define (ai-release-import scene)
+  (aiReleaseImport (unwrap-ai-scene scene)))
+
+(define* (ai-attach-predefined-log-stream type #:optional file)
+  (aiAttachLogStream
+   (aiGetPredefinedLogStream
+    type
+    (if file
+	(string->pointer file)
+	%null-pointer))))
+
+(define (ai-transform-vec-by-matrix4 vec mat)
+  (let ((cvec (parse-aiVector3D (map cdr (ai-vector3d-contents vec)) #:reverse #t))
+	(cmat (parse-aiMatrix4x4 (map cdr (ai-matrix4x4-contents mat)) #:reverse #t)))
+    (aiTransformVecByMatrix4 cvec cmat)
+    (wrap-ai-vector3d cvec)))
+
+(define (ai-multiply-matrix3 m1 m2)
+  (let ((cm1 (parse-aiMatrix3x3 (map cdr (ai-matrix3x3-contents m1)) #:reverse #t))
+	(cm2 (parse-aiMatrix3x3 (map cdr (ai-matrix3x3-contents m2)) #:reverse #t)))
+    (aiMultiplyMatrix3 cm1 cm2)
+    (wrap-ai-matrix3x3 cm1)))
+
+(define (ai-multiply-matrix4 m1 m2)
   (let ((cm1 (parse-aiMatrix4x4 (map cdr (ai-matrix4x4-contents m1)) #:reverse #t))
 	(cm2 (parse-aiMatrix4x4 (map cdr (ai-matrix4x4-contents m2)) #:reverse #t)))
     (aiMultiplyMatrix4 cm1 cm2)
     (wrap-ai-matrix4x4 cm1)))
+
+(define (ai-identity-matrix3)
+  (let ((cmat (parse-aiMatrix3x3 (make-list 9 0) #:reverse #t)))
+    (aiIdentityMatrix3 cmat)
+    (wrap-ai-matrix3x3 cmat)))
+
+(define (ai-identity-matrix4)
+  (let ((cmat (parse-aiMatrix4x4 (make-list 16 0) #:reverse #t)))
+    (aiIdentityMatrix4 cmat)
+    (wrap-ai-matrix4x4 cmat)))
+
+(define (ai-transpose-matrix3 mat)
+  (let ((cmat (parse-aiMatrix3x3 (map cdr (ai-matrix3x3-contents mat)) #:reverse #t)))
+    (aiTransposeMatrix3 cmat)
+    (wrap-ai-matrix3x3 cmat)))
+
+(define (ai-transpose-matrix4 mat)
+  (let ((cmat (parse-aiMatrix4x4 (map cdr (ai-matrix4x4-contents mat)) #:reverse #t)))
+    (aiTransposeMatrix4 cmat)
+    (wrap-ai-matrix4x4 cmat)))