在iphone6s,iphone7,iphone7p 会闪退
报错位置: void LayerColor::onDraw(const Mat4& transform, uint32_t flags) { getGLProgram()->use(); getGLProgram()->setUniformsForBuiltins(transform); GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION| GL::VERTEX_ATTRIB_FLAG_COLOR); // // Attributes // glBindBuffer(GL_ARRAY_BUFFER, 0); glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 3, GL_FLOAT, GL_FALSE, 0, _noMVPVertices); glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, _squareColors); GL::blendFunc( _blendFunc.src, _blendFunc.dst); glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); //报错位置!!!!!!!!! CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,4); }
cocos 官网解决方案: https://github.com/cocos2d/cocos2d-x/issues/1654
解决办法: 1、找到 PolygonBatch::flush这个方法; 2、将:
GL::bindVAO(0); glEnableVertexAttribArray(GLProgram::VERTEX_ATTRIB_POSITION); glEnableVertexAttribArray(GLProgram::VERTEX_ATTRIB_COLOR); glEnableVertexAttribArray(GLProgram::VERTEX_ATTRIB_TEX_COORDS);替换为:
GL::enableVertexAttribs(GL::VERTEX_ATTRIB_FLAG_POSITION | GL::VERTEX_ATTRIB_FLAG_COLOR | GL::VERTEX_ATTRIB_FLAG_TEX_COORD);