From 101305f37f7268354a50b825bcb66894e4a0b777 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 13 Jun 2008 10:58:27 +1000 Subject: [PATCH] nv50: flag to indicate to winsys we want a surface for use as a zeta buffer NVIDIA love to make life difficult.. we need different flags in PTEs for zeta.. yay.. not. --- src/gallium/drivers/nouveau/nouveau_winsys.h | 1 + src/gallium/drivers/nv50/nv50_miptree.c | 13 ++++++++++++- src/gallium/drivers/nv50/nv50_screen.c | 4 ++++ src/gallium/drivers/nv50/nv50_state.c | 4 ++-- src/gallium/drivers/nv50/nv50_state_validate.c | 10 ++++++++++ 5 files changed, 29 insertions(+), 3 deletions(-) diff --git a/src/gallium/drivers/nouveau/nouveau_winsys.h b/src/gallium/drivers/nouveau/nouveau_winsys.h index 07a41dcf4a1..13810460bfe 100644 --- a/src/gallium/drivers/nouveau/nouveau_winsys.h +++ b/src/gallium/drivers/nouveau/nouveau_winsys.h @@ -18,6 +18,7 @@ #define NOUVEAU_CAP_HW_IDXBUF (0xbeef0001) #define NOUVEAU_BUFFER_USAGE_TEXTURE (1 << 16) +#define NOUVEAU_BUFFER_USAGE_ZETA (1 << 17) struct nouveau_winsys { struct nouveau_context *nv; diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c index be85c3fd5ce..459e0ff9dd6 100644 --- a/src/gallium/drivers/nv50/nv50_miptree.c +++ b/src/gallium/drivers/nv50/nv50_miptree.c @@ -21,6 +21,7 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt) { struct pipe_winsys *ws = pscreen->winsys; struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree); + unsigned usage; NOUVEAU_ERR("unimplemented\n"); @@ -28,7 +29,17 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt) mt->base.refcount = 1; mt->base.screen = pscreen; - mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL, + usage = PIPE_BUFFER_USAGE_PIXEL; + switch (pt->format) { + case PIPE_FORMAT_Z24S8_UNORM: + case PIPE_FORMAT_Z16_UNORM: + usage |= NOUVEAU_BUFFER_USAGE_ZETA; + break; + default: + break; + } + + mt->buffer = ws->buffer_create(ws, 256, usage, pt->width[0] * pt->cpp * pt->height[0]); if (!mt->buffer) { FREE(mt); diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c index 5f10fe2e440..d76cce9f791 100644 --- a/src/gallium/drivers/nv50/nv50_screen.c +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -284,6 +284,10 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws) so_data (so, 0xffffffff); } + so_method(so, screen->tesla, NV50TCL_DEPTH_RANGE_NEAR, 2); + so_data (so, fui(0.0)); + so_data (so, fui(1.0)); + so_emit(nvws, so); so_ref(NULL, &so); nvws->push_flush(nvws, 0, NULL); diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c index b56a3992bc4..176ebff5da4 100644 --- a/src/gallium/drivers/nv50/nv50_state.c +++ b/src/gallium/drivers/nv50/nv50_state.c @@ -247,8 +247,8 @@ nv50_depth_stencil_alpha_state_create(struct pipe_context *pipe, struct nouveau_stateobj *so = so_new(64, 0); so_method(so, tesla, NV50TCL_DEPTH_WRITE_ENABLE, 1); - so_data (so, 0); //cso->depth.writemask ? 1 : 0); - if (0 && cso->depth.enabled) { + so_data (so, cso->depth.writemask ? 1 : 0); + if (cso->depth.enabled) { so_method(so, tesla, NV50TCL_DEPTH_TEST_ENABLE, 1); so_data (so, 1); so_method(so, tesla, NV50TCL_DEPTH_TEST_FUNC, 1); diff --git a/src/gallium/drivers/nv50/nv50_state_validate.c b/src/gallium/drivers/nv50/nv50_state_validate.c index 5f2244e3e80..a3f399a139f 100644 --- a/src/gallium/drivers/nv50/nv50_state_validate.c +++ b/src/gallium/drivers/nv50/nv50_state_validate.c @@ -70,6 +70,9 @@ nv50_state_validate_fb(struct nv50_context *nv50) case PIPE_FORMAT_Z24S8_UNORM: so_data(so, 0x16); break; + case PIPE_FORMAT_Z16_UNORM: + so_data(so, 0x15); + break; default: { char fmt[128]; @@ -81,6 +84,13 @@ nv50_state_validate_fb(struct nv50_context *nv50) } so_data(so, 0x00000040); so_data(so, 0x00000000); + + so_method(so, tesla, 0x1538, 1); + so_data (so, 1); + so_method(so, tesla, 0x1228, 3); + so_data (so, fb->zsbuf->width); + so_data (so, fb->zsbuf->height); + so_data (so, 0x00010001); } so_method(so, tesla, NV50TCL_VIEWPORT_HORIZ, 2); -- 2.30.2