spine-cocos2dx.cpp
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/******************************************************************************
* Spine Runtimes License Agreement
* Last updated May 1, 2019. Replaces all prior versions.
*
* Copyright (c) 2013-2019, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE LLC "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 LLC 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/spine-cocos2dx.h>
#include <spine/Extension.h>
#include <spine/AttachmentVertices.h>
USING_NS_CC;
using namespace spine;
static void deleteAttachmentVertices (void* vertices) {
delete (AttachmentVertices *) vertices;
}
static unsigned short quadTriangles[6] = {0, 1, 2, 2, 3, 0};
static void setAttachmentVertices(RegionAttachment* attachment) {
AtlasRegion* region = (AtlasRegion*)attachment->getRendererObject();
AttachmentVertices* attachmentVertices = new AttachmentVertices((Texture2D*)region->page->getRendererObject(), 4, quadTriangles, 6);
V3F_C4B_T2F* vertices = attachmentVertices->_triangles->verts;
for (int i = 0, ii = 0; i < 4; ++i, ii += 2) {
vertices[i].texCoords.u = attachment->getUVs()[ii];
vertices[i].texCoords.v = attachment->getUVs()[ii + 1];
}
attachment->setRendererObject(attachmentVertices, deleteAttachmentVertices);
}
static void setAttachmentVertices(MeshAttachment* attachment) {
AtlasRegion* region = (AtlasRegion*)attachment->getRendererObject();
AttachmentVertices* attachmentVertices = new AttachmentVertices((Texture2D*)region->page->getRendererObject(),
attachment->getWorldVerticesLength() >> 1, attachment->getTriangles().buffer(), attachment->getTriangles().size());
V3F_C4B_T2F* vertices = attachmentVertices->_triangles->verts;
for (int i = 0, ii = 0, nn = attachment->getWorldVerticesLength(); ii < nn; ++i, ii += 2) {
vertices[i].texCoords.u = attachment->getUVs()[ii];
vertices[i].texCoords.v = attachment->getUVs()[ii + 1];
}
attachment->setRendererObject(attachmentVertices, deleteAttachmentVertices);
}
Cocos2dAtlasAttachmentLoader::Cocos2dAtlasAttachmentLoader(Atlas* atlas): AtlasAttachmentLoader(atlas) {
}
Cocos2dAtlasAttachmentLoader::~Cocos2dAtlasAttachmentLoader() { }
void Cocos2dAtlasAttachmentLoader::configureAttachment(Attachment* attachment) {
if (attachment->getRTTI().isExactly(RegionAttachment::rtti)) {
setAttachmentVertices((RegionAttachment*)attachment);
} else if (attachment->getRTTI().isExactly(MeshAttachment::rtti)) {
setAttachmentVertices((MeshAttachment*)attachment);
}
}
#if COCOS2D_VERSION >= 0x0040000
backend::SamplerAddressMode wrap (TextureWrap wrap) {
return wrap == TextureWrap_ClampToEdge ? backend::SamplerAddressMode::CLAMP_TO_EDGE : backend::SamplerAddressMode::REPEAT;
}
backend::SamplerFilter filter (TextureFilter filter) {
switch (filter) {
case TextureFilter_Unknown:
break;
case TextureFilter_Nearest:
return backend::SamplerFilter::NEAREST;
case TextureFilter_Linear:
return backend::SamplerFilter::LINEAR;
case TextureFilter_MipMap:
return backend::SamplerFilter::LINEAR;
case TextureFilter_MipMapNearestNearest:
return backend::SamplerFilter::NEAREST;
case TextureFilter_MipMapLinearNearest:
return backend::SamplerFilter::NEAREST;
case TextureFilter_MipMapNearestLinear:
return backend::SamplerFilter::LINEAR;
case TextureFilter_MipMapLinearLinear:
return backend::SamplerFilter::LINEAR;
}
return backend::SamplerFilter::LINEAR;
}
#else
GLuint wrap (TextureWrap wrap) {
return wrap == TextureWrap_ClampToEdge ? GL_CLAMP_TO_EDGE : GL_REPEAT;
}
GLuint filter (TextureFilter filter) {
switch (filter) {
case TextureFilter_Unknown:
break;
case TextureFilter_Nearest:
return GL_NEAREST;
case TextureFilter_Linear:
return GL_LINEAR;
case TextureFilter_MipMap:
return GL_LINEAR_MIPMAP_LINEAR;
case TextureFilter_MipMapNearestNearest:
return GL_NEAREST_MIPMAP_NEAREST;
case TextureFilter_MipMapLinearNearest:
return GL_LINEAR_MIPMAP_NEAREST;
case TextureFilter_MipMapNearestLinear:
return GL_NEAREST_MIPMAP_LINEAR;
case TextureFilter_MipMapLinearLinear:
return GL_LINEAR_MIPMAP_LINEAR;
}
return GL_LINEAR;
}
#endif
Cocos2dTextureLoader::Cocos2dTextureLoader() : TextureLoader() { }
Cocos2dTextureLoader::~Cocos2dTextureLoader() { }
void Cocos2dTextureLoader::load(AtlasPage& page, const spine::String& path) {
Texture2D* texture = Director::getInstance()->getTextureCache()->addImage(path.buffer());
CCASSERT(texture != nullptr, "Invalid image");
if (texture) {
texture->retain();
#if COCOS2D_VERSION >= 0x0040000
Texture2D::TexParams textureParams(filter(page.minFilter), filter(page.magFilter), wrap(page.uWrap), wrap(page.vWrap));
#else
Texture2D::TexParams textureParams = {filter(page.minFilter), filter(page.magFilter), wrap(page.uWrap), wrap(page.vWrap)};
#endif
texture->setTexParameters(textureParams);
page.setRendererObject(texture);
page.width = texture->getPixelsWide();
page.height = texture->getPixelsHigh();
}
}
void Cocos2dTextureLoader::unload(void* texture) {
if (texture) {
((Texture2D*)texture)->release();
}
}
Cocos2dExtension::Cocos2dExtension() : DefaultSpineExtension() { }
Cocos2dExtension::~Cocos2dExtension() { }
char *Cocos2dExtension::_readFile(const spine::String &path, int *length) {
Data data = FileUtils::getInstance()->getDataFromFile(FileUtils::getInstance()->fullPathForFilename(path.buffer()));
if (data.isNull()) return nullptr;
// avoid buffer overflow (int is shorter than ssize_t in certain platforms)
#if COCOS2D_VERSION >= 0x00031200
ssize_t tmpLen;
char *ret = (char*)data.takeBuffer(&tmpLen);
*length = static_cast<int>(tmpLen);
return ret;
#else
*length = static_cast<int>(data.getSize());
char* bytes = MALLOC(char, *length);
memcpy(bytes, data.getBytes(), *length);
return bytes;
#endif
}
SpineExtension *spine::getDefaultExtension () {
return new Cocos2dExtension();
}