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Metal Viewport: The values for znear and zfar must be between 0.0 and 1.0 #20611

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sgosztyla opened this issue Nov 20, 2020 · 0 comments

Contributor

sgosztyla commented Nov 20, 2020

cocos2d-x version:0x00040000
devices test on:iPhone iOS14

Steps to Reproduce:

Run any app on device on iOS14

CommandBufferMTL Line:287

void CommandBufferMTL::setViewport(int x, int y, unsigned int w, unsigned int h)
{
    MTLViewport viewport;
    viewport.originX = x;
    viewport.originY = (int)(_renderTargetHeight - y - h);
    viewport.width = w;
    viewport.height = h;
    viewport.znear = -1;
    viewport.zfar = 1;
    [_mtlRenderEncoder setViewport:viewport];
}

The values for znear and zfar must be between 0.0 and 1.0

viewport.znear = 0;

Apple Developer Documentation
(https://developer.apple.com/documentation/metal/mtlrendercommandencoder/1515527-setviewport?language=objc)

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