mirror of https://github.com/axmolengine/axmol.git
336 lines
12 KiB
C++
336 lines
12 KiB
C++
/******************************************************************************
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* Spine Runtime Software License - Version 1.1
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*
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* Copyright (c) 2013, Esoteric Software
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms in whole or in part, with
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* or without modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. A Spine Essential, Professional, Enterprise, or Education License must
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* be purchased from Esoteric Software and the license must remain valid:
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* http://esotericsoftware.com/
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* 2. Redistributions of source code must retain this license, which is the
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* above copyright notice, this declaration of conditions and the following
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* disclaimer.
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* 3. Redistributions in binary form must reproduce this license, which is the
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* above copyright notice, this declaration of conditions and the following
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* disclaimer, in the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#include <spine/CCSkeleton.h>
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#include <spine/spine-cocos2dx.h>
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USING_NS_CC;
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using std::min;
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using std::max;
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namespace spine {
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Skeleton* Skeleton::createWithData (spSkeletonData* skeletonData, bool isOwnsSkeletonData) {
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Skeleton* node = new Skeleton(skeletonData, isOwnsSkeletonData);
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node->autorelease();
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return node;
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}
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Skeleton* Skeleton::createWithFile (const char* skeletonDataFile, spAtlas* atlas, float scale) {
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Skeleton* node = new Skeleton(skeletonDataFile, atlas, scale);
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node->autorelease();
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return node;
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}
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Skeleton* Skeleton::createWithFile (const char* skeletonDataFile, const char* atlasFile, float scale) {
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Skeleton* node = new Skeleton(skeletonDataFile, atlasFile, scale);
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node->autorelease();
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return node;
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}
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void Skeleton::initialize () {
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atlas = 0;
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debugSlots = false;
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debugBones = false;
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timeScale = 1;
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blendFunc.src = BlendFunc::ALPHA_PREMULTIPLIED.src;
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blendFunc.dst = BlendFunc::ALPHA_PREMULTIPLIED.dst;
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setOpacityModifyRGB(true);
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setShaderProgram(ShaderCache::getInstance()->getProgram(GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR));
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scheduleUpdate();
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}
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void Skeleton::setSkeletonData (spSkeletonData *skeletonData, bool isOwnsSkeletonData) {
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skeleton = spSkeleton_create(skeletonData);
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rootBone = skeleton->bones[0];
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this->ownsSkeletonData = isOwnsSkeletonData;
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}
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Skeleton::Skeleton () {
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initialize();
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}
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Skeleton::Skeleton (spSkeletonData *skeletonData, bool isOwnsSkeletonData) {
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initialize();
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setSkeletonData(skeletonData, isOwnsSkeletonData);
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}
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Skeleton::Skeleton (const char* skeletonDataFile, spAtlas* aAtlas, float scale) {
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initialize();
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spSkeletonJson* json = spSkeletonJson_create(aAtlas);
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json->scale = scale == 0 ? (1 / Director::getInstance()->getContentScaleFactor()) : scale;
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spSkeletonData* skeletonData = spSkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
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CCAssert(skeletonData, json->error ? json->error : "Error reading skeleton data.");
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spSkeletonJson_dispose(json);
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setSkeletonData(skeletonData, true);
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}
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Skeleton::Skeleton (const char* skeletonDataFile, const char* atlasFile, float scale) {
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initialize();
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atlas = spAtlas_readAtlasFile(atlasFile);
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CCAssert(atlas, "Error reading atlas file.");
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spSkeletonJson* json = spSkeletonJson_create(atlas);
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json->scale = scale == 0 ? (1 / Director::getInstance()->getContentScaleFactor()) : scale;
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spSkeletonData* skeletonData = spSkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
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CCAssert(skeletonData, json->error ? json->error : "Error reading skeleton data file.");
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spSkeletonJson_dispose(json);
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setSkeletonData(skeletonData, true);
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}
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Skeleton::~Skeleton () {
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if (ownsSkeletonData) spSkeletonData_dispose(skeleton->data);
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if (atlas) spAtlas_dispose(atlas);
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spSkeleton_dispose(skeleton);
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}
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void Skeleton::update (float deltaTime) {
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spSkeleton_update(skeleton, deltaTime * timeScale);
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}
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void Skeleton::draw()
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{
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kmGLMatrixMode(KM_GL_MODELVIEW);
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kmGLGetMatrix(KM_GL_MODELVIEW, &_oldTransMatrix);
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_customCommand.init(_vertexZ);
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_customCommand.func = CC_CALLBACK_0(Skeleton::onDraw, this);
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Director::getInstance()->getRenderer()->addCommand(&_customCommand);
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}
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void Skeleton::onDraw ()
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{
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kmGLMatrixMode(KM_GL_MODELVIEW);
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kmGLPushMatrix();
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kmGLLoadMatrix(&_oldTransMatrix);
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CC_NODE_DRAW_SETUP();
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GL::blendFunc(blendFunc.src, blendFunc.dst);
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Color3B color = getColor();
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skeleton->r = color.r / (float)255;
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skeleton->g = color.g / (float)255;
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skeleton->b = color.b / (float)255;
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skeleton->a = getOpacity() / (float)255;
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if (premultipliedAlpha) {
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skeleton->r *= skeleton->a;
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skeleton->g *= skeleton->a;
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skeleton->b *= skeleton->a;
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}
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int additive = 0;
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TextureAtlas* textureAtlas = 0;
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V3F_C4B_T2F_Quad quad;
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quad.tl.vertices.z = 0;
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quad.tr.vertices.z = 0;
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quad.bl.vertices.z = 0;
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quad.br.vertices.z = 0;
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for (int i = 0, n = skeleton->slotCount; i < n; i++) {
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spSlot* slot = skeleton->drawOrder[i];
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if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
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spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
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TextureAtlas* regionTextureAtlas = getTextureAtlas(attachment);
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if (slot->data->additiveBlending != additive) {
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if (textureAtlas) {
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textureAtlas->drawQuads();
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textureAtlas->removeAllQuads();
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}
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additive = !additive;
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GL::blendFunc(blendFunc.src, additive ? GL_ONE : blendFunc.dst);
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} else if (regionTextureAtlas != textureAtlas && textureAtlas) {
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textureAtlas->drawQuads();
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textureAtlas->removeAllQuads();
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}
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textureAtlas = regionTextureAtlas;
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setFittedBlendingFunc(textureAtlas);
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ssize_t quadCount = textureAtlas->getTotalQuads();
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if (textureAtlas->getCapacity() == quadCount) {
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textureAtlas->drawQuads();
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textureAtlas->removeAllQuads();
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if (!textureAtlas->resizeCapacity(textureAtlas->getCapacity() * 2)) return;
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}
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spRegionAttachment_updateQuad(attachment, slot, &quad, premultipliedAlpha);
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textureAtlas->updateQuad(&quad, quadCount);
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}
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if (textureAtlas) {
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textureAtlas->drawQuads();
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textureAtlas->removeAllQuads();
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}
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if (debugSlots) {
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// Slots.
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DrawPrimitives::setDrawColor4B(0, 0, 255, 255);
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glLineWidth(1);
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Point points[4];
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V3F_C4B_T2F_Quad tmpQuad;
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for (int i = 0, n = skeleton->slotCount; i < n; i++) {
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spSlot* slot = skeleton->drawOrder[i];
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if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
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spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
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spRegionAttachment_updateQuad(attachment, slot, &tmpQuad);
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points[0] = Point(tmpQuad.bl.vertices.x, tmpQuad.bl.vertices.y);
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points[1] = Point(tmpQuad.br.vertices.x, tmpQuad.br.vertices.y);
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points[2] = Point(tmpQuad.tr.vertices.x, tmpQuad.tr.vertices.y);
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points[3] = Point(tmpQuad.tl.vertices.x, tmpQuad.tl.vertices.y);
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DrawPrimitives::drawPoly(points, 4, true);
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}
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}
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if (debugBones) {
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// Bone lengths.
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glLineWidth(2);
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DrawPrimitives::setDrawColor4B(255, 0, 0, 255);
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for (int i = 0, n = skeleton->boneCount; i < n; i++) {
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spBone *bone = skeleton->bones[i];
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float x = bone->data->length * bone->m00 + bone->worldX;
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float y = bone->data->length * bone->m10 + bone->worldY;
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DrawPrimitives::drawLine(Point(bone->worldX, bone->worldY), Point(x, y));
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}
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// Bone origins.
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DrawPrimitives::setPointSize(4);
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DrawPrimitives::setDrawColor4B(0, 0, 255, 255); // Root bone is blue.
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for (int i = 0, n = skeleton->boneCount; i < n; i++) {
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spBone *bone = skeleton->bones[i];
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DrawPrimitives::drawPoint(Point(bone->worldX, bone->worldY));
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if (i == 0) DrawPrimitives::setDrawColor4B(0, 255, 0, 255);
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}
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}
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kmGLMatrixMode(KM_GL_MODELVIEW);
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kmGLPopMatrix();
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}
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TextureAtlas* Skeleton::getTextureAtlas (spRegionAttachment* regionAttachment) const {
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return (TextureAtlas*)((spAtlasRegion*)regionAttachment->rendererObject)->page->rendererObject;
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}
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Rect Skeleton::getBoundingBox () const {
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float minX = FLT_MAX, minY = FLT_MAX, maxX = FLT_MIN, maxY = FLT_MIN;
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float scaleX = getScaleX();
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float scaleY = getScaleY();
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float vertices[8];
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for (int i = 0; i < skeleton->slotCount; ++i) {
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spSlot* slot = skeleton->slots[i];
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if (!slot->attachment || slot->attachment->type != ATTACHMENT_REGION) continue;
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spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
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spRegionAttachment_computeWorldVertices(attachment, slot->skeleton->x, slot->skeleton->y, slot->bone, vertices);
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minX = min(minX, vertices[VERTEX_X1] * scaleX);
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minY = min(minY, vertices[VERTEX_Y1] * scaleY);
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maxX = max(maxX, vertices[VERTEX_X1] * scaleX);
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maxY = max(maxY, vertices[VERTEX_Y1] * scaleY);
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minX = min(minX, vertices[VERTEX_X4] * scaleX);
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minY = min(minY, vertices[VERTEX_Y4] * scaleY);
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maxX = max(maxX, vertices[VERTEX_X4] * scaleX);
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maxY = max(maxY, vertices[VERTEX_Y4] * scaleY);
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minX = min(minX, vertices[VERTEX_X2] * scaleX);
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minY = min(minY, vertices[VERTEX_Y2] * scaleY);
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maxX = max(maxX, vertices[VERTEX_X2] * scaleX);
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maxY = max(maxY, vertices[VERTEX_Y2] * scaleY);
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minX = min(minX, vertices[VERTEX_X3] * scaleX);
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minY = min(minY, vertices[VERTEX_Y3] * scaleY);
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maxX = max(maxX, vertices[VERTEX_X3] * scaleX);
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maxY = max(maxY, vertices[VERTEX_Y3] * scaleY);
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}
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Point position = getPosition();
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return Rect(position.x + minX, position.y + minY, maxX - minX, maxY - minY);
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}
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// --- Convenience methods for Skeleton_* functions.
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void Skeleton::updateWorldTransform () {
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spSkeleton_updateWorldTransform(skeleton);
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}
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void Skeleton::setToSetupPose () {
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spSkeleton_setToSetupPose(skeleton);
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}
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void Skeleton::setBonesToSetupPose () {
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spSkeleton_setBonesToSetupPose(skeleton);
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}
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void Skeleton::setSlotsToSetupPose () {
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spSkeleton_setSlotsToSetupPose(skeleton);
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}
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spBone* Skeleton::findBone (const char* boneName) const {
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return spSkeleton_findBone(skeleton, boneName);
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}
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spSlot* Skeleton::findSlot (const char* slotName) const {
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return spSkeleton_findSlot(skeleton, slotName);
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}
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bool Skeleton::setSkin (const char* skinName) {
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return spSkeleton_setSkinByName(skeleton, skinName) ? true : false;
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}
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spAttachment* Skeleton::getAttachment (const char* slotName, const char* attachmentName) const {
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return spSkeleton_getAttachmentForSlotName(skeleton, slotName, attachmentName);
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}
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bool Skeleton::setAttachment (const char* slotName, const char* attachmentName) {
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return spSkeleton_setAttachment(skeleton, slotName, attachmentName) ? true : false;
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}
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// --- CCBlendProtocol
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const cocos2d::BlendFunc& Skeleton::getBlendFunc () const {
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return blendFunc;
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}
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void Skeleton::setBlendFunc (const cocos2d::BlendFunc& aBlendFunc) {
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this->blendFunc = aBlendFunc;
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}
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void Skeleton::setFittedBlendingFunc(cocos2d::TextureAtlas * nextRenderedTexture)
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{
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if(nextRenderedTexture->getTexture() && nextRenderedTexture->getTexture()->hasPremultipliedAlpha())
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{
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GL::blendFunc(BlendFunc::ALPHA_PREMULTIPLIED.src, BlendFunc::ALPHA_PREMULTIPLIED.dst);
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}
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else
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{
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GL::blendFunc(BlendFunc::ALPHA_NON_PREMULTIPLIED.src, BlendFunc::ALPHA_NON_PREMULTIPLIED.dst);
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}
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}
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}
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