On Monday, April 25, 2016 10:06:40 PM PDT Jamey Sharp wrote: > OpenGL 4.5 Core Profile section 7.1, in the documentation for > CompileShader, says: "Changing the source code of a shader object with > ShaderSource does not change its compile status or the compiled shader > code." (I haven't checked older versions of the spec.) > > According to Karol Herbst, the game "Divinity: Original Sin - Enhanced > Edition" depends on this odd quirk of the spec. See: > https://lists.freedesktop.org/archives/mesa-dev/2016-March/109789.html > > This patch, together with MESA_GL_VERSION_OVERRIDE=4.2, allows > "Divinity" to start up successfully on i965, though rendering bugs > remain. > > Signed-off-by: Jamey Sharp <ja...@minilop.net> > Cc: Karol Herbst <nouv...@karolherbst.de> > --- > src/mesa/main/shaderapi.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c > index b28b5ce..fc2e885 100644 > --- a/src/mesa/main/shaderapi.c > +++ b/src/mesa/main/shaderapi.c > @@ -949,7 +949,6 @@ shader_source(struct gl_shader *sh, const GLchar *source) > /* free old shader source string and install new one */ > free((void *)sh->Source); > sh->Source = source; > - sh->CompileStatus = GL_FALSE; > #ifdef DEBUG > sh->SourceChecksum = _mesa_str_checksum(sh->Source); > #endif >
Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
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