From b29540397199f05a3f6ca98be75764d8d32015a7 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 2 Jan 2015 22:55:37 -0800 Subject: [PATCH] vc4: Skip storing the Z/S contents when it's invalidated. Improves framerate of 5 seconds of es2gears by 1.57473% +/- 0.669409% (n=67). Reviewed-by: Jose Fonseca --- src/gallium/drivers/vc4/vc4_context.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/gallium/drivers/vc4/vc4_context.c b/src/gallium/drivers/vc4/vc4_context.c index 62f77b3..4c84bd3 100644 --- a/src/gallium/drivers/vc4/vc4_context.c +++ b/src/gallium/drivers/vc4/vc4_context.c @@ -467,6 +467,16 @@ vc4_cl_references_bo(struct pipe_context *pctx, struct vc4_bo *bo) } static void +vc4_invalidate_resource(struct pipe_context *pctx, struct pipe_resource *prsc) +{ + struct vc4_context *vc4 = vc4_context(pctx); + struct pipe_surface *zsurf = vc4->framebuffer.zsbuf; + + if (zsurf && zsurf->texture == prsc) + vc4->resolve &= ~(PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL); +} + +static void vc4_context_destroy(struct pipe_context *pctx) { struct vc4_context *vc4 = vc4_context(pctx); @@ -510,6 +520,7 @@ vc4_context_create(struct pipe_screen *pscreen, void *priv) pctx->priv = priv; pctx->destroy = vc4_context_destroy; pctx->flush = vc4_pipe_flush; + pctx->invalidate_resource = vc4_invalidate_resource; vc4_draw_init(pctx); vc4_state_init(pctx); -- 2.7.4