axmol/extensions/spine/CCSkeleton.cpp

292 lines
9.9 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/CCSkeleton.h>
#include <spine/spine-cocos2dx.h>
USING_NS_CC;
using std::min;
using std::max;
namespace cocos2d { namespace extension {
CCSkeleton* CCSkeleton::createWithData (SkeletonData* skeletonData, bool ownsSkeletonData) {
CCSkeleton* node = new CCSkeleton(skeletonData, ownsSkeletonData);
node->autorelease();
return node;
}
CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, Atlas* atlas, float scale) {
CCSkeleton* node = new CCSkeleton(skeletonDataFile, atlas, scale);
node->autorelease();
return node;
}
CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, const char* atlasFile, float scale) {
CCSkeleton* node = new CCSkeleton(skeletonDataFile, atlasFile, scale);
node->autorelease();
return node;
}
void CCSkeleton::initialize () {
atlas = 0;
debugSlots = false;
debugBones = false;
timeScale = 1;
blendFunc.src = GL_ONE;
blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
setOpacityModifyRGB(true);
setShaderProgram(ShaderCache::sharedShaderCache()->programForKey(kShader_PositionTextureColor));
scheduleUpdate();
}
void CCSkeleton::setSkeletonData (SkeletonData *skeletonData, bool ownsSkeletonData) {
skeleton = Skeleton_create(skeletonData);
rootBone = skeleton->bones[0];
this->ownsSkeletonData = ownsSkeletonData;
}
CCSkeleton::CCSkeleton () {
initialize();
}
CCSkeleton::CCSkeleton (SkeletonData *skeletonData, bool ownsSkeletonData) {
initialize();
setSkeletonData(skeletonData, ownsSkeletonData);
}
CCSkeleton::CCSkeleton (const char* skeletonDataFile, Atlas* atlas, float scale) {
initialize();
SkeletonJson* json = SkeletonJson_create(atlas);
json->scale = scale;
SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
CCAssert(skeletonData, json->error ? json->error : "Error reading skeleton data.");
SkeletonJson_dispose(json);
setSkeletonData(skeletonData, true);
}
CCSkeleton::CCSkeleton (const char* skeletonDataFile, const char* atlasFile, float scale) {
initialize();
atlas = Atlas_readAtlasFile(atlasFile);
CCAssert(atlas, "Error reading atlas file.");
SkeletonJson* json = SkeletonJson_create(atlas);
json->scale = scale;
SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
CCAssert(skeletonData, json->error ? json->error : "Error reading skeleton data file.");
SkeletonJson_dispose(json);
setSkeletonData(skeletonData, true);
}
CCSkeleton::~CCSkeleton () {
if (ownsSkeletonData) SkeletonData_dispose(skeleton->data);
if (atlas) Atlas_dispose(atlas);
Skeleton_dispose(skeleton);
}
void CCSkeleton::update (float deltaTime) {
Skeleton_update(skeleton, deltaTime * timeScale);
}
void CCSkeleton::draw () {
CC_NODE_DRAW_SETUP();
ccGLBlendFunc(blendFunc.src, blendFunc.dst);
ccColor3B color = getColor();
skeleton->r = color.r / (float)255;
skeleton->g = color.g / (float)255;
skeleton->b = color.b / (float)255;
skeleton->a = getOpacity() / (float)255;
if (premultipliedAlpha) {
skeleton->r *= skeleton->a;
skeleton->g *= skeleton->a;
skeleton->b *= skeleton->a;
}
TextureAtlas* textureAtlas = 0;
ccV3F_C4B_T2F_Quad quad;
quad.tl.vertices.z = 0;
quad.tr.vertices.z = 0;
quad.bl.vertices.z = 0;
quad.br.vertices.z = 0;
for (int i = 0, n = skeleton->slotCount; i < n; i++) {
Slot* slot = skeleton->slots[i];
if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
RegionAttachment* attachment = (RegionAttachment*)slot->attachment;
TextureAtlas* regionTextureAtlas = getTextureAtlas(attachment);
if (regionTextureAtlas != textureAtlas) {
if (textureAtlas) {
textureAtlas->drawQuads();
textureAtlas->removeAllQuads();
}
}
textureAtlas = regionTextureAtlas;
if (textureAtlas->getCapacity() == textureAtlas->getTotalQuads() &&
!textureAtlas->resizeCapacity(textureAtlas->getCapacity() * 2)) return;
RegionAttachment_updateQuad(attachment, slot, &quad, premultipliedAlpha);
textureAtlas->updateQuad(&quad, textureAtlas->getTotalQuads());
}
if (textureAtlas) {
textureAtlas->drawQuads();
textureAtlas->removeAllQuads();
}
if (debugSlots) {
// Slots.
ccDrawColor4B(0, 0, 255, 255);
glLineWidth(1);
Point points[4];
ccV3F_C4B_T2F_Quad quad;
for (int i = 0, n = skeleton->slotCount; i < n; i++) {
Slot* slot = skeleton->slots[i];
if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
RegionAttachment* attachment = (RegionAttachment*)slot->attachment;
RegionAttachment_updateQuad(attachment, slot, &quad);
points[0] = ccp(quad.bl.vertices.x, quad.bl.vertices.y);
points[1] = ccp(quad.br.vertices.x, quad.br.vertices.y);
points[2] = ccp(quad.tr.vertices.x, quad.tr.vertices.y);
points[3] = ccp(quad.tl.vertices.x, quad.tl.vertices.y);
ccDrawPoly(points, 4, true);
}
}
if (debugBones) {
// Bone lengths.
glLineWidth(2);
ccDrawColor4B(255, 0, 0, 255);
for (int i = 0, n = skeleton->boneCount; i < n; i++) {
Bone *bone = skeleton->bones[i];
float x = bone->data->length * bone->m00 + bone->worldX;
float y = bone->data->length * bone->m10 + bone->worldY;
ccDrawLine(ccp(bone->worldX, bone->worldY), ccp(x, y));
}
// Bone origins.
ccPointSize(4);
ccDrawColor4B(0, 0, 255, 255); // Root bone is blue.
for (int i = 0, n = skeleton->boneCount; i < n; i++) {
Bone *bone = skeleton->bones[i];
ccDrawPoint(ccp(bone->worldX, bone->worldY));
if (i == 0) ccDrawColor4B(0, 255, 0, 255);
}
}
}
TextureAtlas* CCSkeleton::getTextureAtlas (RegionAttachment* regionAttachment) const {
return (TextureAtlas*)((AtlasRegion*)regionAttachment->rendererObject)->page->rendererObject;
}
Rect CCSkeleton::boundingBox () {
float minX = FLT_MAX, minY = FLT_MAX, maxX = FLT_MIN, maxY = FLT_MIN;
float scaleX = getScaleX();
float scaleY = getScaleY();
float vertices[8];
for (int i = 0; i < skeleton->slotCount; ++i) {
Slot* slot = skeleton->slots[i];
if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
RegionAttachment* attachment = (RegionAttachment*)slot->attachment;
RegionAttachment_computeVertices(attachment, slot->skeleton->x, slot->skeleton->y, slot->bone, vertices);
minX = min(minX, vertices[VERTEX_X1] * scaleX);
minY = min(minY, vertices[VERTEX_Y1] * scaleY);
maxX = max(maxX, vertices[VERTEX_X1] * scaleX);
maxY = max(maxY, vertices[VERTEX_Y1] * scaleY);
minX = min(minX, vertices[VERTEX_X4] * scaleX);
minY = min(minY, vertices[VERTEX_Y4] * scaleY);
maxX = max(maxX, vertices[VERTEX_X4] * scaleX);
maxY = max(maxY, vertices[VERTEX_Y4] * scaleY);
minX = min(minX, vertices[VERTEX_X2] * scaleX);
minY = min(minY, vertices[VERTEX_Y2] * scaleY);
maxX = max(maxX, vertices[VERTEX_X2] * scaleX);
maxY = max(maxY, vertices[VERTEX_Y2] * scaleY);
minX = min(minX, vertices[VERTEX_X3] * scaleX);
minY = min(minY, vertices[VERTEX_Y3] * scaleY);
maxX = max(maxX, vertices[VERTEX_X3] * scaleX);
maxY = max(maxY, vertices[VERTEX_Y3] * scaleY);
}
Point position = getPosition();
return CCRectMake(position.x + minX, position.y + minY, maxX - minX, maxY - minY);
}
// --- Convenience methods for Skeleton_* functions.
void CCSkeleton::updateWorldTransform () {
Skeleton_updateWorldTransform(skeleton);
}
void CCSkeleton::setToSetupPose () {
Skeleton_setToSetupPose(skeleton);
}
void CCSkeleton::setBonesToSetupPose () {
Skeleton_setBonesToSetupPose(skeleton);
}
void CCSkeleton::setSlotsToSetupPose () {
Skeleton_setSlotsToSetupPose(skeleton);
}
Bone* CCSkeleton::findBone (const char* boneName) const {
return Skeleton_findBone(skeleton, boneName);
}
Slot* CCSkeleton::findSlot (const char* slotName) const {
return Skeleton_findSlot(skeleton, slotName);
}
bool CCSkeleton::setSkin (const char* skinName) {
return Skeleton_setSkinByName(skeleton, skinName) ? true : false;
}
Attachment* CCSkeleton::getAttachment (const char* slotName, const char* attachmentName) const {
return Skeleton_getAttachmentForSlotName(skeleton, slotName, attachmentName);
}
bool CCSkeleton::setAttachment (const char* slotName, const char* attachmentName) {
return Skeleton_setAttachment(skeleton, slotName, attachmentName) ? true : false;
}
// --- BlendProtocol
const ccBlendFunc& CCSkeleton::getBlendFunc() const
{
return blendFunc;
}
void CCSkeleton::setBlendFunc( const ccBlendFunc &blendFunc) {
this->blendFunc = blendFunc;
}
void CCSkeleton::setOpacityModifyRGB (bool value) {
premultipliedAlpha = value;
}
bool CCSkeleton::isOpacityModifyRGB () {
return premultipliedAlpha;
}
}} // namespace cocos2d { namespace extension {