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change of CRT framebuffer caused visual artefacts

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the solution in this commit doesn't seem ideal but it works well enough
This commit is contained in:
JetSetIlly 2024-05-10 18:29:54 +01:00
parent 265020e1a6
commit 9cd255202f
1 changed files with 6 additions and 2 deletions
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8
gui/sdlimgui/gl32_crtseq.go
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@ -194,9 +194,13 @@ func (sh *crtSequencer) process(env shaderEnvironment, moreProcessing bool, numS
phosphorPasses := 1
// make sure our framebuffer is correct. if framebuffer has changed then
// alter the phosphor/fade options
// don't continue with processing
//
// this prevents weird artefacts appearing on the screen - the single frame
// of not drawing the screen is preferable to the artefacts, which can be
// confusing
if sh.seq.Setup(env.width, env.height) {
phosphorPasses = 3
return env.srcTextureID
}
// sharpen image