axmol/extensions/spine/spine-cocos2dx.cpp

308 lines
11 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/spine-cocos2dx.h>
#include <spine/extension.h>
USING_NS_CC;
using std::min;
using std::max;
namespace cocos2d { namespace extension {
void _AtlasPage_createTexture (AtlasPage* self, const char* path) {
CCTexture2D* texture = CCTextureCache::sharedTextureCache()->addImage(path);
CCTextureAtlas* textureAtlas = CCTextureAtlas::createWithTexture(texture, 4);
textureAtlas->retain();
self->texture = textureAtlas;
// Using getContentSize to make it supports the strategy of loading resources in cocos2d-x.
// self->width = texture->getPixelsWide();
// self->height = texture->getPixelsHigh();
self->width = texture->getContentSize().width;
self->height = texture->getContentSize().height;
}
void _AtlasPage_disposeTexture (AtlasPage* self) {
((CCTextureAtlas*)self->texture)->release();
}
char* _Util_readFile (const char* path, int* length) {
unsigned long size;
char* data = reinterpret_cast<char*>(CCFileUtils::sharedFileUtils()->getFileData(path, "r", &size));
*length = size;
return data;
}
/**/
void RegionAttachment_updateQuad (RegionAttachment* self, Slot* slot, ccV3F_C4B_T2F_Quad* quad) {
RegionAttachment_updateVertices(self, slot);
GLubyte r = slot->skeleton->r * slot->r * 255;
GLubyte g = slot->skeleton->g * slot->g * 255;
GLubyte b = slot->skeleton->b * slot->b * 255;
GLubyte a = slot->skeleton->a * slot->a * 255;
quad->bl.colors.r = r;
quad->bl.colors.g = g;
quad->bl.colors.b = b;
quad->bl.colors.a = a;
quad->tl.colors.r = r;
quad->tl.colors.g = g;
quad->tl.colors.b = b;
quad->tl.colors.a = a;
quad->tr.colors.r = r;
quad->tr.colors.g = g;
quad->tr.colors.b = b;
quad->tr.colors.a = a;
quad->br.colors.r = r;
quad->br.colors.g = g;
quad->br.colors.b = b;
quad->br.colors.a = a;
quad->bl.vertices.x = self->vertices[VERTEX_X1];
quad->bl.vertices.y = self->vertices[VERTEX_Y1];
quad->tl.vertices.x = self->vertices[VERTEX_X2];
quad->tl.vertices.y = self->vertices[VERTEX_Y2];
quad->tr.vertices.x = self->vertices[VERTEX_X3];
quad->tr.vertices.y = self->vertices[VERTEX_Y3];
quad->br.vertices.x = self->vertices[VERTEX_X4];
quad->br.vertices.y = self->vertices[VERTEX_Y4];
if (self->region->rotate) {
quad->tl.texCoords.u = self->region->u;
quad->tl.texCoords.v = self->region->v2;
quad->tr.texCoords.u = self->region->u;
quad->tr.texCoords.v = self->region->v;
quad->br.texCoords.u = self->region->u2;
quad->br.texCoords.v = self->region->v;
quad->bl.texCoords.u = self->region->u2;
quad->bl.texCoords.v = self->region->v2;
} else {
quad->bl.texCoords.u = self->region->u;
quad->bl.texCoords.v = self->region->v2;
quad->tl.texCoords.u = self->region->u;
quad->tl.texCoords.v = self->region->v;
quad->tr.texCoords.u = self->region->u2;
quad->tr.texCoords.v = self->region->v;
quad->br.texCoords.u = self->region->u2;
quad->br.texCoords.v = self->region->v2;
}
}
/**/
CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, Atlas* atlas, float scale) {
SkeletonJson* json = SkeletonJson_create(atlas);
json->scale = scale;
SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
SkeletonJson_dispose(json);
CCSkeleton* node = skeletonData ? createWithData(skeletonData) : 0;
node->ownsSkeleton = true;
return node;
}
CCSkeleton* CCSkeleton::createWithFile (const char* skeletonDataFile, const char* atlasFile, float scale) {
Atlas* atlas = Atlas_readAtlasFile(atlasFile);
if (!atlas) return 0;
SkeletonJson* json = SkeletonJson_create(atlas);
json->scale = scale;
SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
SkeletonJson_dispose(json);
if (!skeletonData) {
Atlas_dispose(atlas);
return 0;
}
CCSkeleton* node = createWithData(skeletonData);
node->ownsSkeleton = true;
node->atlas = atlas;
return node;
}
CCSkeleton* CCSkeleton::createWithData (SkeletonData* skeletonData, AnimationStateData* stateData) {
CCSkeleton* node = new CCSkeleton(skeletonData, stateData);
node->autorelease();
return node;
}
CCSkeleton::CCSkeleton (SkeletonData *skeletonData, AnimationStateData *stateData) :
ownsSkeleton(false), ownsStateData(false), atlas(0),
skeleton(0), state(0), debugSlots(false), debugBones(false) {
CONST_CAST(Skeleton*, skeleton) = Skeleton_create(skeletonData);
if (!stateData) {
stateData = AnimationStateData_create(skeletonData);
ownsStateData = true;
}
CONST_CAST(AnimationState*, state) = AnimationState_create(stateData);
blendFunc.src = GL_ONE;
blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
timeScale = 1;
setShaderProgram(CCShaderCache::sharedShaderCache()->programForKey(kCCShader_PositionTextureColor));
scheduleUpdate();
}
CCSkeleton::~CCSkeleton () {
if (ownsSkeleton) Skeleton_dispose(skeleton);
if (ownsStateData) AnimationStateData_dispose(state->data);
if (atlas) Atlas_dispose(atlas);
AnimationState_dispose(state);
}
void CCSkeleton::update (float deltaTime) {
Skeleton_update(skeleton, deltaTime);
AnimationState_update(state, deltaTime * timeScale);
AnimationState_apply(state, skeleton);
Skeleton_updateWorldTransform(skeleton);
}
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;
CCTextureAtlas* 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;
CCTextureAtlas* regionTextureAtlas = (CCTextureAtlas*)attachment->region->page->texture;
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);
textureAtlas->updateQuad(&quad, textureAtlas->getTotalQuads());
}
if (textureAtlas) {
textureAtlas->drawQuads();
textureAtlas->removeAllQuads();
}
if (debugSlots) {
// Slots.
ccDrawColor4B(0, 0, 255, 255);
glLineWidth(1);
CCPoint 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);
}
}
}
CCRect CCSkeleton::boundingBox () {
float minX = FLT_MAX, minY = FLT_MAX, maxX = FLT_MIN, maxY = FLT_MIN;
float scaleX = getScaleX();
float scaleY = getScaleY();
ccV3F_C4B_T2F_Quad quad;
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_updateQuad(attachment, slot, &quad);
minX = min(minX, quad.bl.vertices.x * scaleX);
minY = min(minY, quad.bl.vertices.y * scaleY);
maxX = max(maxX, quad.bl.vertices.x * scaleX);
maxY = max(maxY, quad.bl.vertices.y * scaleY);
minX = min(minX, quad.br.vertices.x * scaleX);
minY = min(minY, quad.br.vertices.y * scaleY);
maxX = max(maxX, quad.br.vertices.x * scaleX);
maxY = max(maxY, quad.br.vertices.y * scaleY);
minX = min(minX, quad.tl.vertices.x * scaleX);
minY = min(minY, quad.tl.vertices.y * scaleY);
maxX = max(maxX, quad.tl.vertices.x * scaleX);
maxY = max(maxY, quad.tl.vertices.y * scaleY);
minX = min(minX, quad.tr.vertices.x * scaleX);
minY = min(minY, quad.tr.vertices.y * scaleY);
maxX = max(maxX, quad.tr.vertices.x * scaleX);
maxY = max(maxY, quad.tr.vertices.y * scaleY);
}
CCPoint position = getPosition();
minX = position.x + minX;
minY = position.y + minY;
maxX = position.x + maxX;
maxY = position.y + maxY;
return CCRectMake(minX, minY, maxX - minX, maxY - minY);
}
// CCBlendProtocol
ccBlendFunc CCSkeleton::getBlendFunc () {
return blendFunc;
}
void CCSkeleton::setBlendFunc (ccBlendFunc blendFunc) {
this->blendFunc = blendFunc;
}
}} // namespace cocos2d { namespace extension {