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closed #4703, Solve the incorrect effect of test case : RenderTexture test issue 937.

This commit is contained in:
zhangbin 2014-04-09 13:40:43 +08:00
parent 6208943cb1
commit ddffa3b120
1 changed files with 9 additions and 14 deletions
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21
tests/cpp-tests/Classes/RenderTextureTest/RenderTextureTest.cpp
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@ -232,14 +232,12 @@ RenderTextureIssue937::RenderTextureIssue937()
auto background = LayerColor::create(Color4B(200,200,200,255));
addChild(background);
auto s = Director::getInstance()->getWinSize();
auto spr_premulti = Sprite::create("Images/fire.png");
spr_premulti->setPosition(Point(16,48));
spr_premulti->setPosition(Point(s.width/2-16, s.height/2+16));
auto spr_nonpremulti = Sprite::create("Images/fire.png");
spr_nonpremulti->setPosition(Point(16,16));
spr_nonpremulti->setPosition(Point(s.width/2-16, s.height/2-16));
/* A2 & B2 setup */
auto rend = RenderTexture::create(32, 64, Texture2D::PixelFormat::RGBA8888);
@ -249,21 +247,18 @@ RenderTextureIssue937::RenderTextureIssue937()
return;
}
auto spr_size = spr_premulti->getContentSize();
rend->setKeepMatrix(true);
Size pixelSize = Director::getInstance()->getWinSizeInPixels();
rend->setVirtualViewport(Point(s.width/2-32, s.height/2-32),Rect(0,0,s.width,s.height),Rect(0,0,pixelSize.width,pixelSize.height));
// It's possible to modify the RenderTexture blending function by
// [[rend sprite] setBlendFunc:(BlendFunc) {GL_ONE, GL_ONE_MINUS_SRC_ALPHA}];
rend->begin();
spr_premulti->visit();
spr_nonpremulti->visit();
rend->end();
auto s = Director::getInstance()->getWinSize();
/* A1: setup */
spr_premulti->setPosition(Point(s.width/2-16, s.height/2+16));
/* B1: setup */
spr_nonpremulti->setPosition(Point(s.width/2-16, s.height/2-16));
rend->setPosition(Point(s.width/2+16, s.height/2));
addChild(spr_nonpremulti);