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CameraBackgroundDepthBrush should handle opengl recreate event. (#19037)

This commit is contained in:
ggggamer 2018-09-18 09:14:27 +08:00 committed by minggo
parent 16126f2571
commit 7d840ac6e1
2 changed files with 31 additions and 4 deletions
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25
cocos/2d/CCCameraBackgroundBrush.cpp
View File

@ -88,8 +88,21 @@ CameraBackgroundDepthBrush::CameraBackgroundDepthBrush()
, _vao(0)
, _vertexBuffer(0)
, _indexBuffer(0)
#if CC_ENABLE_CACHE_TEXTURE_DATA
, _backToForegroundListener(nullptr)
#endif
{
#if CC_ENABLE_CACHE_TEXTURE_DATA
_backToForegroundListener = EventListenerCustom::create(EVENT_RENDERER_RECREATED, [this](EventCustom*)
{
_vao = 0;
_vertexBuffer = 0;
_indexBuffer = 0;
initBuffer();
}
);
Director::getInstance()->getEventDispatcher()->addEventListenerWithFixedPriority(_backToForegroundListener, -1);
#endif
}
CameraBackgroundDepthBrush::~CameraBackgroundDepthBrush()
{
@ -105,6 +118,9 @@ CameraBackgroundDepthBrush::~CameraBackgroundDepthBrush()
glBindVertexArray(0);
_vao = 0;
}
#if CC_ENABLE_CACHE_TEXTURE_DATA
Director::getInstance()->getEventDispatcher()->removeEventListener(_backToForegroundListener);
#endif
}
CameraBackgroundDepthBrush* CameraBackgroundDepthBrush::create(float depth)
@ -142,6 +158,12 @@ bool CameraBackgroundDepthBrush::init()
_quad.tl.texCoords = Tex2F(0,1);
_quad.tr.texCoords = Tex2F(1,1);
initBuffer();
return true;
}
void CameraBackgroundDepthBrush::initBuffer()
{
auto supportVAO = Configuration::getInstance()->supportsShareableVAO();
if (supportVAO)
{
@ -178,7 +200,6 @@ bool CameraBackgroundDepthBrush::init()
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
return true;
}
void CameraBackgroundDepthBrush::drawBackground(Camera* /*camera*/)

10
cocos/2d/CCCameraBackgroundBrush.h
View File

@ -152,7 +152,13 @@ CC_CONSTRUCTOR_ACCESS:
virtual ~CameraBackgroundDepthBrush();
virtual bool init() override;
protected:
#if CC_ENABLE_CACHE_TEXTURE_DATA
EventListenerCustom* _backToForegroundListener;
#endif
void initBuffer();
protected:
float _depth;
@ -194,7 +200,7 @@ public:
* @param color Color used to clear the color buffer
*/
void setColor(const Color4F& color);
CC_CONSTRUCTOR_ACCESS:
CameraBackgroundColorBrush();
virtual ~CameraBackgroundColorBrush();