axmol/cocos/editor-support/spine/SkeletonRenderer.cpp

451 lines
17 KiB
C++

/******************************************************************************
* Spine Runtimes Software License v2.5
*
* Copyright (c) 2013-2016, Esoteric Software
* All rights reserved.
*
* You are granted a perpetual, non-exclusive, non-sublicensable, and
* non-transferable license to use, install, execute, and perform the Spine
* Runtimes software and derivative works solely for personal or internal
* use. Without the written permission of Esoteric Software (see Section 2 of
* the Spine Software License Agreement), you may not (a) modify, translate,
* adapt, or develop new applications using the Spine Runtimes or otherwise
* create derivative works or improvements of the Spine Runtimes or (b) remove,
* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
* or other intellectual property or proprietary rights notices on or in the
* Software, including any copy thereof. Redistributions in binary or source
* form must include this license and terms.
*
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "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 ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
* USE, DATA, OR PROFITS) 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/SkeletonRenderer.h>
#include <spine/extension.h>
#include <spine/SkeletonBatch.h>
#include <spine/AttachmentVertices.h>
#include <spine/Cocos2dAttachmentLoader.h>
#include <algorithm>
USING_NS_CC;
using std::min;
using std::max;
namespace spine {
SkeletonRenderer* SkeletonRenderer::createWithData (spSkeletonData* skeletonData, bool ownsSkeletonData) {
SkeletonRenderer* node = new SkeletonRenderer(skeletonData, ownsSkeletonData);
node->autorelease();
return node;
}
SkeletonRenderer* SkeletonRenderer::createWithFile (const std::string& skeletonDataFile, spAtlas* atlas, float scale) {
SkeletonRenderer* node = new SkeletonRenderer(skeletonDataFile, atlas, scale);
node->autorelease();
return node;
}
SkeletonRenderer* SkeletonRenderer::createWithFile (const std::string& skeletonDataFile, const std::string& atlasFile, float scale) {
SkeletonRenderer* node = new SkeletonRenderer(skeletonDataFile, atlasFile, scale);
node->autorelease();
return node;
}
void SkeletonRenderer::initialize () {
_worldVertices = new float[1000]; // Max number of vertices per mesh.
_blendFunc = BlendFunc::ALPHA_PREMULTIPLIED;
setOpacityModifyRGB(true);
setGLProgramState(GLProgramState::getOrCreateWithGLProgramName(GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR_NO_MVP));
}
void SkeletonRenderer::setSkeletonData (spSkeletonData *skeletonData, bool ownsSkeletonData) {
_skeleton = spSkeleton_create(skeletonData);
_ownsSkeletonData = ownsSkeletonData;
}
SkeletonRenderer::SkeletonRenderer ()
: _atlas(nullptr), _attachmentLoader(nullptr), _debugSlots(false), _debugBones(false), _timeScale(1) {
}
SkeletonRenderer::SkeletonRenderer (spSkeletonData *skeletonData, bool ownsSkeletonData)
: _atlas(nullptr), _attachmentLoader(nullptr), _debugSlots(false), _debugBones(false), _timeScale(1) {
initWithData(skeletonData, ownsSkeletonData);
}
SkeletonRenderer::SkeletonRenderer (const std::string& skeletonDataFile, spAtlas* atlas, float scale)
: _atlas(nullptr), _attachmentLoader(nullptr), _debugSlots(false), _debugBones(false), _timeScale(1) {
initWithJsonFile(skeletonDataFile, atlas, scale);
}
SkeletonRenderer::SkeletonRenderer (const std::string& skeletonDataFile, const std::string& atlasFile, float scale)
: _atlas(nullptr), _attachmentLoader(nullptr), _debugSlots(false), _debugBones(false), _timeScale(1) {
initWithJsonFile(skeletonDataFile, atlasFile, scale);
}
SkeletonRenderer::~SkeletonRenderer () {
if (_ownsSkeletonData) spSkeletonData_dispose(_skeleton->data);
spSkeleton_dispose(_skeleton);
if (_atlas) spAtlas_dispose(_atlas);
if (_attachmentLoader) spAttachmentLoader_dispose(_attachmentLoader);
delete [] _worldVertices;
}
void SkeletonRenderer::initWithData (spSkeletonData* skeletonData, bool ownsSkeletonData) {
setSkeletonData(skeletonData, ownsSkeletonData);
initialize();
}
void SkeletonRenderer::initWithJsonFile (const std::string& skeletonDataFile, spAtlas* atlas, float scale) {
_atlas = atlas;
_attachmentLoader = SUPER(Cocos2dAttachmentLoader_create(_atlas));
spSkeletonJson* json = spSkeletonJson_createWithLoader(_attachmentLoader);
json->scale = scale;
spSkeletonData* skeletonData = spSkeletonJson_readSkeletonDataFile(json, skeletonDataFile.c_str());
CCASSERT(skeletonData, json->error ? json->error : "Error reading skeleton data.");
spSkeletonJson_dispose(json);
setSkeletonData(skeletonData, true);
initialize();
}
void SkeletonRenderer::initWithJsonFile (const std::string& skeletonDataFile, const std::string& atlasFile, float scale) {
_atlas = spAtlas_createFromFile(atlasFile.c_str(), 0);
CCASSERT(_atlas, "Error reading atlas file.");
_attachmentLoader = SUPER(Cocos2dAttachmentLoader_create(_atlas));
spSkeletonJson* json = spSkeletonJson_createWithLoader(_attachmentLoader);
json->scale = scale;
spSkeletonData* skeletonData = spSkeletonJson_readSkeletonDataFile(json, skeletonDataFile.c_str());
CCASSERT(skeletonData, json->error ? json->error : "Error reading skeleton data file.");
spSkeletonJson_dispose(json);
setSkeletonData(skeletonData, true);
initialize();
}
void SkeletonRenderer::initWithBinaryFile (const std::string& skeletonDataFile, spAtlas* atlas, float scale) {
_atlas = atlas;
_attachmentLoader = SUPER(Cocos2dAttachmentLoader_create(_atlas));
spSkeletonBinary* binary = spSkeletonBinary_createWithLoader(_attachmentLoader);
binary->scale = scale;
spSkeletonData* skeletonData = spSkeletonBinary_readSkeletonDataFile(binary, skeletonDataFile.c_str());
CCASSERT(skeletonData, binary->error ? binary->error : "Error reading skeleton data file.");
spSkeletonBinary_dispose(binary);
setSkeletonData(skeletonData, true);
initialize();
}
void SkeletonRenderer::initWithBinaryFile (const std::string& skeletonDataFile, const std::string& atlasFile, float scale) {
_atlas = spAtlas_createFromFile(atlasFile.c_str(), 0);
CCASSERT(_atlas, "Error reading atlas file.");
_attachmentLoader = SUPER(Cocos2dAttachmentLoader_create(_atlas));
spSkeletonBinary* binary = spSkeletonBinary_createWithLoader(_attachmentLoader);
binary->scale = scale;
spSkeletonData* skeletonData = spSkeletonBinary_readSkeletonDataFile(binary, skeletonDataFile.c_str());
CCASSERT(skeletonData, binary->error ? binary->error : "Error reading skeleton data file.");
spSkeletonBinary_dispose(binary);
setSkeletonData(skeletonData, true);
initialize();
}
void SkeletonRenderer::update (float deltaTime) {
spSkeleton_update(_skeleton, deltaTime * _timeScale);
}
void SkeletonRenderer::draw (Renderer* renderer, const Mat4& transform, uint32_t transformFlags) {
SkeletonBatch* batch = SkeletonBatch::getInstance();
Color3B nodeColor = getColor();
_skeleton->r = nodeColor.r / (float)255;
_skeleton->g = nodeColor.g / (float)255;
_skeleton->b = nodeColor.b / (float)255;
_skeleton->a = getDisplayedOpacity() / (float)255;
Color4F color;
AttachmentVertices* attachmentVertices = nullptr;
for (int i = 0, n = _skeleton->slotsCount; i < n; ++i) {
spSlot* slot = _skeleton->drawOrder[i];
if (!slot->attachment) continue;
switch (slot->attachment->type) {
case SP_ATTACHMENT_REGION: {
spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
spRegionAttachment_computeWorldVertices(attachment, slot->bone, _worldVertices);
attachmentVertices = getAttachmentVertices(attachment);
color.r = attachment->r;
color.g = attachment->g;
color.b = attachment->b;
color.a = attachment->a;
break;
}
case SP_ATTACHMENT_MESH: {
spMeshAttachment* attachment = (spMeshAttachment*)slot->attachment;
spMeshAttachment_computeWorldVertices(attachment, slot, _worldVertices);
attachmentVertices = getAttachmentVertices(attachment);
color.r = attachment->r;
color.g = attachment->g;
color.b = attachment->b;
color.a = attachment->a;
break;
}
default:
continue;
}
color.a *= _skeleton->a * slot->a * 255;
float multiplier = _premultipliedAlpha ? color.a : 255;
color.r *= _skeleton->r * slot->r * multiplier;
color.g *= _skeleton->g * slot->g * multiplier;
color.b *= _skeleton->b * slot->b * multiplier;
for (int v = 0, w = 0, vn = attachmentVertices->_triangles->vertCount; v < vn; ++v, w += 2) {
V3F_C4B_T2F* vertex = attachmentVertices->_triangles->verts + v;
vertex->vertices.x = _worldVertices[w];
vertex->vertices.y = _worldVertices[w + 1];
vertex->colors.r = (GLubyte)color.r;
vertex->colors.g = (GLubyte)color.g;
vertex->colors.b = (GLubyte)color.b;
vertex->colors.a = (GLubyte)color.a;
}
BlendFunc blendFunc;
switch (slot->data->blendMode) {
case SP_BLEND_MODE_ADDITIVE:
blendFunc.src = _premultipliedAlpha ? GL_ONE : GL_SRC_ALPHA;
blendFunc.dst = GL_ONE;
break;
case SP_BLEND_MODE_MULTIPLY:
blendFunc.src = GL_DST_COLOR;
blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
break;
case SP_BLEND_MODE_SCREEN:
blendFunc.src = GL_ONE;
blendFunc.dst = GL_ONE_MINUS_SRC_COLOR;
break;
default:
blendFunc.src = _premultipliedAlpha ? GL_ONE : GL_SRC_ALPHA;
blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
}
batch->addCommand(renderer, _globalZOrder, attachmentVertices->_texture, _glProgramState, blendFunc,
*attachmentVertices->_triangles, transform, transformFlags);
}
if (_debugSlots || _debugBones) {
drawDebug(renderer, transform, transformFlags);
}
}
void SkeletonRenderer::drawDebug (Renderer* renderer, const Mat4 &transform, uint32_t transformFlags) {
Director* director = Director::getInstance();
director->pushMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW, transform);
DrawNode* drawNode = DrawNode::create();
if (_debugSlots) {
// Slots.
// DrawPrimitives::setDrawColor4B(0, 0, 255, 255);
glLineWidth(1);
Vec2 points[4];
V3F_C4B_T2F_Quad quad;
for (int i = 0, n = _skeleton->slotsCount; i < n; i++) {
spSlot* slot = _skeleton->drawOrder[i];
if (!slot->attachment || slot->attachment->type != SP_ATTACHMENT_REGION) continue;
spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
spRegionAttachment_computeWorldVertices(attachment, slot->bone, _worldVertices);
points[0] = Vec2(_worldVertices[0], _worldVertices[1]);
points[1] = Vec2(_worldVertices[2], _worldVertices[3]);
points[2] = Vec2(_worldVertices[4], _worldVertices[5]);
points[3] = Vec2(_worldVertices[6], _worldVertices[7]);
drawNode->drawPoly(points, 4, true, Color4F::BLUE);
}
}
if (_debugBones) {
// Bone lengths.
glLineWidth(2);
for (int i = 0, n = _skeleton->bonesCount; i < n; i++) {
spBone *bone = _skeleton->bones[i];
float x = bone->data->length * bone->a + bone->worldX;
float y = bone->data->length * bone->c + bone->worldY;
drawNode->drawLine(Vec2(bone->worldX, bone->worldY), Vec2(x, y), Color4F::RED);
}
// Bone origins.
auto color = Color4F::BLUE; // Root bone is blue.
for (int i = 0, n = _skeleton->bonesCount; i < n; i++) {
spBone *bone = _skeleton->bones[i];
drawNode->drawPoint(Vec2(bone->worldX, bone->worldY), 4, color);
if (i == 0) color = Color4F::GREEN;
}
}
drawNode->draw(renderer, transform, transformFlags);
director->popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW);
}
AttachmentVertices* SkeletonRenderer::getAttachmentVertices (spRegionAttachment* attachment) const {
return (AttachmentVertices*)attachment->rendererObject;
}
AttachmentVertices* SkeletonRenderer::getAttachmentVertices (spMeshAttachment* attachment) const {
return (AttachmentVertices*)attachment->rendererObject;
}
Rect SkeletonRenderer::getBoundingBox () const {
float minX = FLT_MAX, minY = FLT_MAX, maxX = -FLT_MAX, maxY = -FLT_MAX;
float scaleX = getScaleX(), scaleY = getScaleY();
for (int i = 0; i < _skeleton->slotsCount; ++i) {
spSlot* slot = _skeleton->slots[i];
if (!slot->attachment) continue;
int verticesCount;
if (slot->attachment->type == SP_ATTACHMENT_REGION) {
spRegionAttachment* attachment = (spRegionAttachment*)slot->attachment;
spRegionAttachment_computeWorldVertices(attachment, slot->bone, _worldVertices);
verticesCount = 8;
} else if (slot->attachment->type == SP_ATTACHMENT_MESH) {
spMeshAttachment* mesh = (spMeshAttachment*)slot->attachment;
spMeshAttachment_computeWorldVertices(mesh, slot, _worldVertices);
verticesCount = mesh->super.worldVerticesLength;
} else
continue;
for (int ii = 0; ii < verticesCount; ii += 2) {
float x = _worldVertices[ii] * scaleX, y = _worldVertices[ii + 1] * scaleY;
minX = min(minX, x);
minY = min(minY, y);
maxX = max(maxX, x);
maxY = max(maxY, y);
}
}
Vec2 position = getPosition();
if (minX == FLT_MAX) minX = minY = maxX = maxY = 0;
return Rect(position.x + minX, position.y + minY, maxX - minX, maxY - minY);
}
// --- Convenience methods for Skeleton_* functions.
void SkeletonRenderer::updateWorldTransform () {
spSkeleton_updateWorldTransform(_skeleton);
}
void SkeletonRenderer::setToSetupPose () {
spSkeleton_setToSetupPose(_skeleton);
}
void SkeletonRenderer::setBonesToSetupPose () {
spSkeleton_setBonesToSetupPose(_skeleton);
}
void SkeletonRenderer::setSlotsToSetupPose () {
spSkeleton_setSlotsToSetupPose(_skeleton);
}
spBone* SkeletonRenderer::findBone (const std::string& boneName) const {
return spSkeleton_findBone(_skeleton, boneName.c_str());
}
spSlot* SkeletonRenderer::findSlot (const std::string& slotName) const {
return spSkeleton_findSlot(_skeleton, slotName.c_str());
}
bool SkeletonRenderer::setSkin (const std::string& skinName) {
return spSkeleton_setSkinByName(_skeleton, skinName.empty() ? 0 : skinName.c_str()) ? true : false;
}
bool SkeletonRenderer::setSkin (const char* skinName) {
return spSkeleton_setSkinByName(_skeleton, skinName) ? true : false;
}
spAttachment* SkeletonRenderer::getAttachment (const std::string& slotName, const std::string& attachmentName) const {
return spSkeleton_getAttachmentForSlotName(_skeleton, slotName.c_str(), attachmentName.c_str());
}
bool SkeletonRenderer::setAttachment (const std::string& slotName, const std::string& attachmentName) {
return spSkeleton_setAttachment(_skeleton, slotName.c_str(), attachmentName.empty() ? 0 : attachmentName.c_str()) ? true : false;
}
bool SkeletonRenderer::setAttachment (const std::string& slotName, const char* attachmentName) {
return spSkeleton_setAttachment(_skeleton, slotName.c_str(), attachmentName) ? true : false;
}
spSkeleton* SkeletonRenderer::getSkeleton () {
return _skeleton;
}
void SkeletonRenderer::setTimeScale (float scale) {
_timeScale = scale;
}
float SkeletonRenderer::getTimeScale () const {
return _timeScale;
}
void SkeletonRenderer::setDebugSlotsEnabled (bool enabled) {
_debugSlots = enabled;
}
bool SkeletonRenderer::getDebugSlotsEnabled () const {
return _debugSlots;
}
void SkeletonRenderer::setDebugBonesEnabled (bool enabled) {
_debugBones = enabled;
}
bool SkeletonRenderer::getDebugBonesEnabled () const {
return _debugBones;
}
void SkeletonRenderer::onEnter () {
#if CC_ENABLE_SCRIPT_BINDING
if (_scriptType == kScriptTypeJavascript && ScriptEngineManager::sendNodeEventToJSExtended(this, kNodeOnEnter)) return;
#endif
Node::onEnter();
scheduleUpdate();
}
void SkeletonRenderer::onExit () {
#if CC_ENABLE_SCRIPT_BINDING
if (_scriptType == kScriptTypeJavascript && ScriptEngineManager::sendNodeEventToJSExtended(this, kNodeOnExit)) return;
#endif
Node::onExit();
unscheduleUpdate();
}
// --- CCBlendProtocol
const BlendFunc& SkeletonRenderer::getBlendFunc () const {
return _blendFunc;
}
void SkeletonRenderer::setBlendFunc (const BlendFunc &blendFunc) {
_blendFunc = blendFunc;
}
void SkeletonRenderer::setOpacityModifyRGB (bool value) {
_premultipliedAlpha = value;
}
bool SkeletonRenderer::isOpacityModifyRGB () const {
return _premultipliedAlpha;
}
}