mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2026-03-09 12:16:53 +08:00
305 lines
11 KiB
C++
305 lines
11 KiB
C++
/******************************************************************************
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* Spine Runtimes Software License
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* Version 2.1
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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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* You are granted a perpetual, non-exclusive, non-sublicensable and
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* non-transferable license to install, execute and perform the Spine Runtimes
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* Software (the "Software") solely for internal use. Without the written
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* permission of Esoteric Software (typically granted by licensing Spine), you
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* may not (a) modify, translate, adapt or otherwise create derivative works,
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* improvements of the Software or develop new applications using the Software
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* or (b) remove, delete, alter or obscure any trademarks or any copyright,
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* trademark, patent or other intellectual property or proprietary rights
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* notices on or in the Software, including any copy thereof. Redistributions
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* in binary or source form must include this license and terms.
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*
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* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL ESOTERIC SOFTARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* 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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#include <algorithm>
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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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CCSkeleton* CCSkeleton::createWithData (spSkeletonData* skeletonData, bool ownsSkeletonData) {
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CCSkeleton* node = new CCSkeleton(skeletonData, ownsSkeletonData);
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node->autorelease();
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return node;
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}
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CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, spAtlas* atlas, float scale) {
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CCSkeleton* node = new CCSkeleton(skeletonDataFile, atlas, scale);
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node->autorelease();
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return node;
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}
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CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, const char* atlasFile, float scale) {
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CCSkeleton* node = new CCSkeleton(skeletonDataFile, atlasFile, scale);
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node->autorelease();
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return node;
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}
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void CCSkeleton::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 = GL_ONE;
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blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
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setOpacityModifyRGB(true);
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setShaderProgram(CCShaderCache::sharedShaderCache()->programForKey(kCCShader_PositionTextureColor));
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scheduleUpdate();
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}
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void CCSkeleton::setSkeletonData (spSkeletonData *skeletonData, bool ownsSkeletonData) {
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skeleton = spSkeleton_create(skeletonData);
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rootBone = skeleton->bones[0];
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this->ownsSkeletonData = ownsSkeletonData;
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}
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CCSkeleton::CCSkeleton () {
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initialize();
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}
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CCSkeleton::CCSkeleton (spSkeletonData *skeletonData, bool ownsSkeletonData) {
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initialize();
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setSkeletonData(skeletonData, ownsSkeletonData);
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}
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CCSkeleton::CCSkeleton (const char* skeletonDataFile, spAtlas* atlas, float scale) {
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initialize();
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spSkeletonJson* json = spSkeletonJson_create(atlas);
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json->scale = scale == 0 ? (1 / CCDirector::sharedDirector()->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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CCSkeleton::CCSkeleton (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 / CCDirector::sharedDirector()->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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CCSkeleton::~CCSkeleton () {
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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 CCSkeleton::update (float deltaTime) {
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spSkeleton_update(skeleton, deltaTime * timeScale);
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}
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void CCSkeleton::draw () {
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CC_NODE_DRAW_SETUP();
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ccGLBlendFunc(blendFunc.src, blendFunc.dst);
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ccColor3B 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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int additive = 0;
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CCTextureAtlas* textureAtlas = 0;
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ccV3F_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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CCTextureAtlas* 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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ccGLBlendFunc(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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int 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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ccDrawColor4B(0, 0, 255, 255);
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glLineWidth(1);
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CCPoint points[4];
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ccV3F_C4B_T2F_Quad quad;
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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, &quad);
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points[0] = ccp(quad.bl.vertices.x, quad.bl.vertices.y);
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points[1] = ccp(quad.br.vertices.x, quad.br.vertices.y);
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points[2] = ccp(quad.tr.vertices.x, quad.tr.vertices.y);
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points[3] = ccp(quad.tl.vertices.x, quad.tl.vertices.y);
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ccDrawPoly(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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ccDrawColor4B(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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ccDrawLine(ccp(bone->worldX, bone->worldY), ccp(x, y));
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}
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// Bone origins.
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ccPointSize(4);
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ccDrawColor4B(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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ccDrawPoint(ccp(bone->worldX, bone->worldY));
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if (i == 0) ccDrawColor4B(0, 255, 0, 255);
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}
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}
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}
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CCTextureAtlas* CCSkeleton::getTextureAtlas (spRegionAttachment* regionAttachment) const {
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return (CCTextureAtlas*)((spAtlasRegion*)regionAttachment->rendererObject)->page->rendererObject;
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}
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CCRect CCSkeleton::boundingBox () {
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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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CCPoint position = getPosition();
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return CCRectMake(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 CCSkeleton::updateWorldTransform () {
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spSkeleton_updateWorldTransform(skeleton);
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}
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void CCSkeleton::setToSetupPose () {
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spSkeleton_setToSetupPose(skeleton);
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}
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void CCSkeleton::setBonesToSetupPose () {
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spSkeleton_setBonesToSetupPose(skeleton);
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}
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void CCSkeleton::setSlotsToSetupPose () {
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spSkeleton_setSlotsToSetupPose(skeleton);
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}
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spBone* CCSkeleton::findBone (const char* boneName) const {
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return spSkeleton_findBone(skeleton, boneName);
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}
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spSlot* CCSkeleton::findSlot (const char* slotName) const {
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return spSkeleton_findSlot(skeleton, slotName);
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}
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bool CCSkeleton::setSkin (const char* skinName) {
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return spSkeleton_setSkinByName(skeleton, skinName) ? true : false;
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}
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spAttachment* CCSkeleton::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 CCSkeleton::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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ccBlendFunc CCSkeleton::getBlendFunc () {
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return blendFunc;
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}
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void CCSkeleton::setBlendFunc (ccBlendFunc blendFunc) {
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this->blendFunc = blendFunc;
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}
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void CCSkeleton::setOpacityModifyRGB (bool value) {
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premultipliedAlpha = value;
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}
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bool CCSkeleton::isOpacityModifyRGB () {
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return premultipliedAlpha;
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}
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}
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