mirror of https://github.com/axmolengine/axmol.git
99 lines
3.8 KiB
C++
99 lines
3.8 KiB
C++
/*******************************************************************************
|
|
* Copyright (c) 2013, Esoteric Software
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
******************************************************************************/
|
|
|
|
#include <spine/Bone.h>
|
|
#include <math.h>
|
|
#include <spine/extension.h>
|
|
|
|
namespace cocos2d { namespace extension {
|
|
|
|
static int yDown;
|
|
|
|
void Bone_setYDown (int value) {
|
|
yDown = value;
|
|
}
|
|
|
|
Bone* Bone_create (BoneData* data, Bone* parent) {
|
|
Bone* self = NEW(Bone);
|
|
CONST_CAST(BoneData*, self->data) = data;
|
|
CONST_CAST(Bone*, self->parent) = parent;
|
|
Bone_setToSetupPose(self);
|
|
return self;
|
|
}
|
|
|
|
void Bone_dispose (Bone* self) {
|
|
FREE(self);
|
|
}
|
|
|
|
void Bone_setToSetupPose (Bone* self) {
|
|
self->x = self->data->x;
|
|
self->y = self->data->y;
|
|
self->rotation = self->data->rotation;
|
|
self->scaleX = self->data->scaleX;
|
|
self->scaleY = self->data->scaleY;
|
|
}
|
|
|
|
void Bone_updateWorldTransform (Bone* self, int flipX, int flipY) {
|
|
float radians, cosine, sine;
|
|
if (self->parent) {
|
|
CONST_CAST(float, self->worldX) = self->x * self->parent->m00 + self->y * self->parent->m01 + self->parent->worldX;
|
|
CONST_CAST(float, self->worldY) = self->x * self->parent->m10 + self->y * self->parent->m11 + self->parent->worldY;
|
|
CONST_CAST(float, self->worldScaleX) = self->parent->worldScaleX * self->scaleX;
|
|
CONST_CAST(float, self->worldScaleY) = self->parent->worldScaleY * self->scaleY;
|
|
CONST_CAST(float, self->worldRotation) = self->parent->worldRotation + self->rotation;
|
|
} else {
|
|
CONST_CAST(float, self->worldX) = flipX ? -self->x : self->x;
|
|
CONST_CAST(float, self->worldY) = flipX ? -self->y : self->y;
|
|
CONST_CAST(float, self->worldScaleX) = self->scaleX;
|
|
CONST_CAST(float, self->worldScaleY) = self->scaleY;
|
|
CONST_CAST(float, self->worldRotation) = self->rotation;
|
|
}
|
|
radians = (float)(self->worldRotation * 3.1415926535897932385 / 180);
|
|
#ifdef __STDC_VERSION__
|
|
cosine = cosf(radians);
|
|
sine = sinf(radians);
|
|
#else
|
|
cosine = (float)cos(radians);
|
|
sine = (float)sin(radians);
|
|
#endif
|
|
CONST_CAST(float, self->m00) = cosine * self->worldScaleX;
|
|
CONST_CAST(float, self->m10) = sine * self->worldScaleX;
|
|
CONST_CAST(float, self->m01) = -sine * self->worldScaleY;
|
|
CONST_CAST(float, self->m11) = cosine * self->worldScaleY;
|
|
if (flipX) {
|
|
CONST_CAST(float, self->m00) = -self->m00;
|
|
CONST_CAST(float, self->m01) = -self->m01;
|
|
}
|
|
if (flipY) {
|
|
CONST_CAST(float, self->m10) = -self->m10;
|
|
CONST_CAST(float, self->m11) = -self->m11;
|
|
}
|
|
if (yDown) {
|
|
CONST_CAST(float, self->m10) = -self->m10;
|
|
CONST_CAST(float, self->m11) = -self->m11;
|
|
}
|
|
}
|
|
|
|
}} // namespace cocos2d { namespace extension {
|