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meta: Only change and restore viewport 0 in mesa meta mode 

The meta code was setting a default depth range for all viewports
and 'restoring' all viewports to depth range values saved from viewport 0.

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Mike Stroyan 2015-06-26 15:15:46 -06:00 committed by Kenneth Graunke
parent 556dd4af76
commit 2a210b797e
1 changed files with 2 additions and 2 deletions
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4
src/mesa/drivers/common/meta.c
View File

@ -728,7 +728,7 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state)
save->DepthNear = ctx->ViewportArray[0].Near;
save->DepthFar = ctx->ViewportArray[0].Far;
/* set depth range to default */
_mesa_DepthRange(0.0, 1.0);
_mesa_set_depth_range(ctx, 0, 0.0, 1.0);
}
if (state & MESA_META_CLAMP_FRAGMENT_COLOR) {
@ -1129,7 +1129,7 @@ _mesa_meta_end(struct gl_context *ctx)
_mesa_set_viewport(ctx, 0, save->ViewportX, save->ViewportY,
save->ViewportW, save->ViewportH);
}
_mesa_DepthRange(save->DepthNear, save->DepthFar);
_mesa_set_depth_range(ctx, 0, save->DepthNear, save->DepthFar);
}
if (state & MESA_META_CLAMP_FRAGMENT_COLOR &&