From 60fe5757aea835214c45f05aa940e8e9e3dbd5da Mon Sep 17 00:00:00 2001 From: Luca Barbieri Date: Fri, 3 Sep 2010 23:27:49 +0200 Subject: [PATCH] nvfx: allow nested blitter usage, fixing bug in clear --- src/gallium/drivers/nvfx/nvfx_context.h | 4 +++- src/gallium/drivers/nvfx/nvfx_state_emit.c | 3 --- src/gallium/drivers/nvfx/nvfx_surface.c | 22 ++++++++++++++++++---- 3 files changed, 21 insertions(+), 8 deletions(-) diff --git a/src/gallium/drivers/nvfx/nvfx_context.h b/src/gallium/drivers/nvfx/nvfx_context.h index 9e46f5d623f..b837437c58f 100644 --- a/src/gallium/drivers/nvfx/nvfx_context.h +++ b/src/gallium/drivers/nvfx/nvfx_context.h @@ -144,7 +144,9 @@ struct nvfx_context { boolean use_vp_clipping; struct draw_context *draw; - struct blitter_context* blitter; + /* one is for user-requested operations, the other is for temporary copying inside them */ + struct blitter_context* blitter[2]; + unsigned blitters_in_use; struct list_head render_cache; /* HW state derived from pipe states */ diff --git a/src/gallium/drivers/nvfx/nvfx_state_emit.c b/src/gallium/drivers/nvfx/nvfx_state_emit.c index 390bca8cdb5..128cf2b6dd3 100644 --- a/src/gallium/drivers/nvfx/nvfx_state_emit.c +++ b/src/gallium/drivers/nvfx/nvfx_state_emit.c @@ -296,9 +296,6 @@ nvfx_state_validate(struct nvfx_context *nvfx) if(!nvfx_state_validate_common(nvfx)) return FALSE; - if (was_sw) - NOUVEAU_ERR("swtnl->hw\n"); - return TRUE; } diff --git a/src/gallium/drivers/nvfx/nvfx_surface.c b/src/gallium/drivers/nvfx/nvfx_surface.c index a5931b6e152..6743d067d16 100644 --- a/src/gallium/drivers/nvfx/nvfx_surface.c +++ b/src/gallium/drivers/nvfx/nvfx_surface.c @@ -187,15 +187,18 @@ nv04_scaled_image_format(enum pipe_format format) } } -// XXX: must save index buffer too! +// don't save index buffer because blitter doesn't setit static struct blitter_context* nvfx_get_blitter(struct pipe_context* pipe, int copy) { struct nvfx_context* nvfx = nvfx_context(pipe); - struct blitter_context* blitter = nvfx->blitter; - if(!blitter) - nvfx->blitter = blitter = util_blitter_create(pipe); + assert(nvfx->blitters_in_use < Elements(nvfx->blitter)); + + struct blitter_context** pblitter = &nvfx->blitter[nvfx->blitters_in_use++]; + if(!*pblitter) + *pblitter = util_blitter_create(pipe); + struct blitter_context* blitter = *pblitter; util_blitter_save_blend(blitter, nvfx->blend); util_blitter_save_depth_stencil_alpha(blitter, nvfx->zsa); @@ -218,6 +221,14 @@ nvfx_get_blitter(struct pipe_context* pipe, int copy) return blitter; } +static inline void +nvfx_put_blitter(struct pipe_context* pipe, struct blitter_context* blitter) +{ + struct nvfx_context* nvfx = nvfx_context(pipe); + --nvfx->blitters_in_use; + assert(nvfx->blitters_in_use >= 0); +} + static unsigned nvfx_region_clone(struct nv04_2d_context* ctx, struct nv04_region* rgn, unsigned w, unsigned h, boolean for_read) { @@ -279,6 +290,7 @@ nvfx_resource_copy_region(struct pipe_context *pipe, { struct blitter_context* blitter = nvfx_get_blitter(pipe, 1); util_blitter_copy_region(blitter, dstr, subdst, dstx, dsty, dstz, srcr, subsrc, srcx, srcy, srcz, w, h, TRUE); + nvfx_put_blitter(pipe, blitter); } else { @@ -459,6 +471,7 @@ nvfx_clear_render_target(struct pipe_context *pipe, // TODO: probably should use hardware clear here instead if possible struct blitter_context* blitter = nvfx_get_blitter(pipe, 0); util_blitter_clear_render_target(blitter, dst, rgba, dstx, dsty, width, height); + nvfx_put_blitter(pipe, blitter); } } @@ -477,6 +490,7 @@ nvfx_clear_depth_stencil(struct pipe_context *pipe, // TODO: probably should use hardware clear here instead if possible struct blitter_context* blitter = nvfx_get_blitter(pipe, 0); util_blitter_clear_depth_stencil(blitter, dst, clear_flags, depth, stencil, dstx, dsty, width, height); + nvfx_put_blitter(pipe, blitter); } } -- 2.30.2