From aea4ed41ed9b4d0442d1090ac1f01231a9859796 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Tue, 8 Mar 2011 11:32:35 +0100 Subject: gallium: add texture barrier support to the interface and st/mesa (v2) v2: change the gallium entry point to texture_barrier. --- src/gallium/docs/source/context.rst | 10 +++++ src/gallium/include/pipe/p_context.h | 5 +++ src/mesa/SConscript | 1 + src/mesa/sources.mak | 1 + src/mesa/state_tracker/st_cb_texturebarrier.c | 60 +++++++++++++++++++++++++++ src/mesa/state_tracker/st_cb_texturebarrier.h | 37 +++++++++++++++++ src/mesa/state_tracker/st_context.c | 2 + src/mesa/state_tracker/st_extensions.c | 4 ++ 8 files changed, 120 insertions(+) create mode 100644 src/mesa/state_tracker/st_cb_texturebarrier.c create mode 100644 src/mesa/state_tracker/st_cb_texturebarrier.h (limited to 'src') diff --git a/src/gallium/docs/source/context.rst b/src/gallium/docs/source/context.rst index c6812cd309..b0229c70f2 100644 --- a/src/gallium/docs/source/context.rst +++ b/src/gallium/docs/source/context.rst @@ -408,6 +408,16 @@ The width0 is redefined to ``MAX2(width0, offset+size)``. +.. _texture_barrier + +texture_barrier +%%%%%%%%%%%%%%% + +This function flushes all pending writes to the currently-set surfaces and +invalidates all read caches of the currently-set samplers. + + + .. _pipe_transfer: PIPE_TRANSFER diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h index 211f99f7ce..d8de3bac0e 100644 --- a/src/gallium/include/pipe/p_context.h +++ b/src/gallium/include/pipe/p_context.h @@ -390,6 +390,11 @@ struct pipe_context { struct pipe_resource *, unsigned offset, unsigned size); + + /** + * Flush any pending framebuffer writes and invalidate texture caches. + */ + void (*texture_barrier)(struct pipe_context *); }; diff --git a/src/mesa/SConscript b/src/mesa/SConscript index dc9090fb73..63954da9e2 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -201,6 +201,7 @@ statetracker_sources = [ 'state_tracker/st_cb_syncobj.c', 'state_tracker/st_cb_strings.c', 'state_tracker/st_cb_texture.c', + 'state_tracker/st_cb_texturebarrier.c', 'state_tracker/st_cb_viewport.c', 'state_tracker/st_cb_xformfb.c', 'state_tracker/st_context.c', diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak index 59782cbd05..fcf8ab2e79 100644 --- a/src/mesa/sources.mak +++ b/src/mesa/sources.mak @@ -221,6 +221,7 @@ STATETRACKER_SOURCES = \ state_tracker/st_cb_syncobj.c \ state_tracker/st_cb_strings.c \ state_tracker/st_cb_texture.c \ + state_tracker/st_cb_texturebarrier.c \ state_tracker/st_cb_viewport.c \ state_tracker/st_cb_xformfb.c \ state_tracker/st_context.c \ diff --git a/src/mesa/state_tracker/st_cb_texturebarrier.c b/src/mesa/state_tracker/st_cb_texturebarrier.c new file mode 100644 index 0000000000..2f1a22b588 --- /dev/null +++ b/src/mesa/state_tracker/st_cb_texturebarrier.c @@ -0,0 +1,60 @@ +/************************************************************************** + * + * Copyright 2011 Marek Olšák + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +/** + * glTextureBarrierNV function + * + * \author Marek Olšák + */ + + +#include "main/imports.h" +#include "main/context.h" + +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "st_context.h" +#include "st_cb_texturebarrier.h" + + +/** + * Called via ctx->Driver.TextureBarrier() + */ +static void +st_TextureBarrier(struct gl_context *ctx) +{ + struct pipe_context *pipe = st_context(ctx)->pipe; + + pipe->texture_barrier(pipe); +} + + +void st_init_texture_barrier_functions(struct dd_function_table *functions) +{ + functions->TextureBarrier = st_TextureBarrier; +} diff --git a/src/mesa/state_tracker/st_cb_texturebarrier.h b/src/mesa/state_tracker/st_cb_texturebarrier.h new file mode 100644 index 0000000000..3b7d3776fd --- /dev/null +++ b/src/mesa/state_tracker/st_cb_texturebarrier.h @@ -0,0 +1,37 @@ +/************************************************************************** + * + * Copyright 2011 Marek Olšák + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef ST_CB_TEXTUREBARRIER_H +#define ST_CB_TEXTUREBARRIER_H + + +struct dd_function_table; + +extern void st_init_texture_barrier_functions(struct dd_function_table *functions); + + +#endif diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c index 60972e07de..5a39ab0a11 100644 --- a/src/mesa/state_tracker/st_context.c +++ b/src/mesa/state_tracker/st_context.c @@ -53,6 +53,7 @@ #include "st_cb_flush.h" #include "st_cb_syncobj.h" #include "st_cb_strings.h" +#include "st_cb_texturebarrier.h" #include "st_cb_viewport.h" #include "st_atom.h" #include "st_draw.h" @@ -288,6 +289,7 @@ void st_init_driver_functions(struct dd_function_table *functions) st_init_cond_render_functions(functions); st_init_readpixels_functions(functions); st_init_texture_functions(functions); + st_init_texture_barrier_functions(functions); st_init_flush_functions(functions); st_init_string_functions(functions); st_init_viewport_functions(functions); diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index e34f90f41e..bbcae3b02e 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -522,4 +522,8 @@ void st_init_extensions(struct st_context *st) if (screen->fence_finish) { ctx->Extensions.ARB_sync = GL_TRUE; } + + if (st->pipe->texture_barrier) { + ctx->Extensions.NV_texture_barrier = GL_TRUE; + } } -- cgit v1.2.3