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Fixed black target screen during wipe (legacy renderer only)
Credits: NiTROACTiVE and Erick194 https://www.doomworld.com/vb/source-ports/93179-two-issues-im-having-with-gzdoom-v2-3-2/
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1 changed files with 11 additions and 2 deletions
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@ -143,17 +143,26 @@ bool OpenGLFrameBuffer::WipeStartScreen(int type)
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glFinish();
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wipestartscreen->Bind(0, false, false);
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const auto copyPixels = [&viewport]()
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{
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glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, viewport.left, viewport.top, viewport.width, viewport.height);
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};
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if (FGLRenderBuffers::IsEnabled())
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{
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GLRenderer->mBuffers->BindCurrentFB();
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glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, viewport.left, viewport.top, viewport.width, viewport.height);
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copyPixels();
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}
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else if (gl.legacyMode)
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{
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copyPixels();
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}
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else
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{
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GLint readbuffer = 0;
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glGetIntegerv(GL_READ_BUFFER, &readbuffer);
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glReadBuffer(GL_FRONT);
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glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, viewport.left, viewport.top, viewport.width, viewport.height);
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copyPixels();
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glReadBuffer(readbuffer);
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}
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