From d4bc56ca49ef39f9f083a2e5adeb3e89ca3bf538 Mon Sep 17 00:00:00 2001 From: Patrice Mandin Date: Mon, 23 Jun 2008 21:13:27 +0200 Subject: [PATCH] nv30: add state stipple, based on nv40 one --- src/gallium/drivers/nv30/Makefile | 1 + src/gallium/drivers/nv30/nv30_context.h | 2 + src/gallium/drivers/nv30/nv30_state_stipple.c | 39 +++++++++++++++++++ 3 files changed, 42 insertions(+) create mode 100644 src/gallium/drivers/nv30/nv30_state_stipple.c diff --git a/src/gallium/drivers/nv30/Makefile b/src/gallium/drivers/nv30/Makefile index 134130c0e00..91601087a34 100644 --- a/src/gallium/drivers/nv30/Makefile +++ b/src/gallium/drivers/nv30/Makefile @@ -18,6 +18,7 @@ DRIVER_SOURCES = \ nv30_state_fb.c \ nv30_state_rasterizer.c \ nv30_state_scissor.c \ + nv30_state_stipple.c \ nv30_surface.c \ nv30_vbo.c \ nv30_vertprog.c diff --git a/src/gallium/drivers/nv30/nv30_context.h b/src/gallium/drivers/nv30/nv30_context.h index 428f17ae0d6..446e43a726d 100644 --- a/src/gallium/drivers/nv30/nv30_context.h +++ b/src/gallium/drivers/nv30/nv30_context.h @@ -91,6 +91,7 @@ struct nv30_blend_state_new { struct nv30_state { unsigned scissor_enabled; + unsigned stipple_enabled; struct nouveau_stateobj *hw[NV30_STATE_MAX]; }; @@ -121,6 +122,7 @@ struct nv30_context { struct pipe_blend_color blend_colour; struct pipe_framebuffer_state framebuffer; struct nv30_rasterizer_state_new *rasterizer; + unsigned stipple[32]; uint32_t rt_enable; struct pipe_buffer *rt[2]; diff --git a/src/gallium/drivers/nv30/nv30_state_stipple.c b/src/gallium/drivers/nv30/nv30_state_stipple.c new file mode 100644 index 00000000000..41b42813b49 --- /dev/null +++ b/src/gallium/drivers/nv30/nv30_state_stipple.c @@ -0,0 +1,39 @@ +#include "nv30_context.h" + +static boolean +nv30_state_stipple_validate(struct nv30_context *nv30) +{ + struct pipe_rasterizer_state *rast = &nv30->rasterizer->pipe; + struct nouveau_grobj *rankine = nv30->screen->rankine; + struct nouveau_stateobj *so; + + if (nv30->state.hw[NV30_STATE_STIPPLE] && + (rast->poly_stipple_enable == 0 && nv30->state.stipple_enabled == 0)) + return FALSE; + + if (rast->poly_stipple_enable) { + unsigned i; + + so = so_new(35, 0); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1); + so_data (so, 1); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_PATTERN(0), 32); + for (i = 0; i < 32; i++) + so_data(so, nv30->stipple[i]); + } else { + so = so_new(2, 0); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1); + so_data (so, 0); + } + + so_ref(so, &nv30->state.hw[NV30_STATE_STIPPLE]); + return TRUE; +} + +struct nv30_state_entry nv30_state_stipple = { + .validate = nv30_state_stipple_validate, + .dirty = { + .pipe = NV30_NEW_STIPPLE | NV30_NEW_RAST, + .hw = NV30_STATE_STIPPLE, + } +}; -- 2.30.2