diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_atom.c')
-rw-r--r-- | mesalib/src/mesa/state_tracker/st_atom.c | 410 |
1 files changed, 205 insertions, 205 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_atom.c b/mesalib/src/mesa/state_tracker/st_atom.c index 95010d1b2..d9cd4aab4 100644 --- a/mesalib/src/mesa/state_tracker/st_atom.c +++ b/mesalib/src/mesa/state_tracker/st_atom.c @@ -1,205 +1,205 @@ -/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * 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 TUNGSTEN GRAPHICS 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.
- *
- **************************************************************************/
-
-
-#include "main/glheader.h"
-#include "main/context.h"
-
-#include "pipe/p_defines.h"
-#include "st_context.h"
-#include "st_atom.h"
-#include "st_cb_bitmap.h"
-#include "st_program.h"
-#include "st_manager.h"
-
-
-/**
- * This is used to initialize st->atoms[].
- */
-static const struct st_tracked_state *atoms[] =
-{
- &st_update_depth_stencil_alpha,
- &st_update_clip,
-
- &st_finalize_textures,
- &st_update_fp,
- &st_update_gp,
- &st_update_vp,
-
- &st_update_rasterizer,
- &st_update_polygon_stipple,
- &st_update_viewport,
- &st_update_scissor,
- &st_update_blend,
- &st_update_sampler,
- &st_update_vertex_texture,
- &st_update_texture,
- &st_update_framebuffer,
- &st_update_msaa,
- &st_update_vs_constants,
- &st_update_gs_constants,
- &st_update_fs_constants,
- &st_update_pixel_transfer
-};
-
-
-void st_init_atoms( struct st_context *st )
-{
- /* no-op */
-}
-
-
-void st_destroy_atoms( struct st_context *st )
-{
- /* no-op */
-}
-
-
-/***********************************************************************
- */
-
-static GLboolean check_state( const struct st_state_flags *a,
- const struct st_state_flags *b )
-{
- return ((a->mesa & b->mesa) ||
- (a->st & b->st));
-}
-
-static void accumulate_state( struct st_state_flags *a,
- const struct st_state_flags *b )
-{
- a->mesa |= b->mesa;
- a->st |= b->st;
-}
-
-
-static void xor_states( struct st_state_flags *result,
- const struct st_state_flags *a,
- const struct st_state_flags *b )
-{
- result->mesa = a->mesa ^ b->mesa;
- result->st = a->st ^ b->st;
-}
-
-
-/* Too complex to figure out, just check every time:
- */
-static void check_program_state( struct st_context *st )
-{
- struct gl_context *ctx = st->ctx;
-
- if (ctx->VertexProgram._Current != &st->vp->Base)
- st->dirty.st |= ST_NEW_VERTEX_PROGRAM;
-
- if (ctx->FragmentProgram._Current != &st->fp->Base)
- st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM;
-
- if (ctx->GeometryProgram._Current != &st->gp->Base)
- st->dirty.st |= ST_NEW_GEOMETRY_PROGRAM;
-}
-
-
-/***********************************************************************
- * Update all derived state:
- */
-
-void st_validate_state( struct st_context *st )
-{
- struct st_state_flags *state = &st->dirty;
- GLuint i;
-
- /* The bitmap cache is immune to pixel unpack changes.
- * Note that GLUT makes several calls to glPixelStore for each
- * bitmap char it draws so this is an important check.
- */
- if (state->mesa & ~_NEW_PACKUNPACK)
- st_flush_bitmap_cache(st);
-
- check_program_state( st );
-
- st_manager_validate_framebuffers(st);
-
- if (state->st == 0)
- return;
-
- /*printf("%s %x/%x\n", __FUNCTION__, state->mesa, state->st);*/
-
-#ifdef NDEBUG
- if (0) {
-#else
- if (1) {
-#endif
- /* Debug version which enforces various sanity checks on the
- * state flags which are generated and checked to help ensure
- * state atoms are ordered correctly in the list.
- */
- struct st_state_flags examined, prev;
- memset(&examined, 0, sizeof(examined));
- prev = *state;
-
- for (i = 0; i < Elements(atoms); i++) {
- const struct st_tracked_state *atom = atoms[i];
- struct st_state_flags generated;
-
- /*printf("atom %s %x/%x\n", atom->name, atom->dirty.mesa, atom->dirty.st);*/
-
- if (!(atom->dirty.mesa || atom->dirty.st) ||
- !atom->update) {
- printf("malformed atom %s\n", atom->name);
- assert(0);
- }
-
- if (check_state(state, &atom->dirty)) {
- atoms[i]->update( st );
- /*printf("after: %x\n", atom->dirty.mesa);*/
- }
-
- accumulate_state(&examined, &atom->dirty);
-
- /* generated = (prev ^ state)
- * if (examined & generated)
- * fail;
- */
- xor_states(&generated, &prev, state);
- assert(!check_state(&examined, &generated));
- prev = *state;
- }
- /*printf("\n");*/
-
- }
- else {
- for (i = 0; i < Elements(atoms); i++) {
- if (check_state(state, &atoms[i]->dirty))
- atoms[i]->update( st );
- }
- }
-
- memset(state, 0, sizeof(*state));
-}
-
-
-
+/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + + +#include "main/glheader.h" +#include "main/context.h" + +#include "pipe/p_defines.h" +#include "st_context.h" +#include "st_atom.h" +#include "st_cb_bitmap.h" +#include "st_program.h" +#include "st_manager.h" + + +/** + * This is used to initialize st->atoms[]. + */ +static const struct st_tracked_state *atoms[] = +{ + &st_update_depth_stencil_alpha, + &st_update_clip, + + &st_finalize_textures, + &st_update_fp, + &st_update_gp, + &st_update_vp, + + &st_update_rasterizer, + &st_update_polygon_stipple, + &st_update_viewport, + &st_update_scissor, + &st_update_blend, + &st_update_sampler, + &st_update_vertex_texture, + &st_update_texture, + &st_update_framebuffer, + &st_update_msaa, + &st_update_vs_constants, + &st_update_gs_constants, + &st_update_fs_constants, + &st_update_pixel_transfer +}; + + +void st_init_atoms( struct st_context *st ) +{ + /* no-op */ +} + + +void st_destroy_atoms( struct st_context *st ) +{ + /* no-op */ +} + + +/*********************************************************************** + */ + +static GLboolean check_state( const struct st_state_flags *a, + const struct st_state_flags *b ) +{ + return ((a->mesa & b->mesa) || + (a->st & b->st)); +} + +static void accumulate_state( struct st_state_flags *a, + const struct st_state_flags *b ) +{ + a->mesa |= b->mesa; + a->st |= b->st; +} + + +static void xor_states( struct st_state_flags *result, + const struct st_state_flags *a, + const struct st_state_flags *b ) +{ + result->mesa = a->mesa ^ b->mesa; + result->st = a->st ^ b->st; +} + + +/* Too complex to figure out, just check every time: + */ +static void check_program_state( struct st_context *st ) +{ + struct gl_context *ctx = st->ctx; + + if (ctx->VertexProgram._Current != &st->vp->Base) + st->dirty.st |= ST_NEW_VERTEX_PROGRAM; + + if (ctx->FragmentProgram._Current != &st->fp->Base) + st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; + + if (ctx->GeometryProgram._Current != &st->gp->Base) + st->dirty.st |= ST_NEW_GEOMETRY_PROGRAM; +} + + +/*********************************************************************** + * Update all derived state: + */ + +void st_validate_state( struct st_context *st ) +{ + struct st_state_flags *state = &st->dirty; + GLuint i; + + /* The bitmap cache is immune to pixel unpack changes. + * Note that GLUT makes several calls to glPixelStore for each + * bitmap char it draws so this is an important check. + */ + if (state->mesa & ~_NEW_PACKUNPACK) + st_flush_bitmap_cache(st); + + check_program_state( st ); + + st_manager_validate_framebuffers(st); + + if (state->st == 0) + return; + + /*printf("%s %x/%x\n", __FUNCTION__, state->mesa, state->st);*/ + +#ifdef DEBUG + if (1) { +#else + if (0) { +#endif + /* Debug version which enforces various sanity checks on the + * state flags which are generated and checked to help ensure + * state atoms are ordered correctly in the list. + */ + struct st_state_flags examined, prev; + memset(&examined, 0, sizeof(examined)); + prev = *state; + + for (i = 0; i < Elements(atoms); i++) { + const struct st_tracked_state *atom = atoms[i]; + struct st_state_flags generated; + + /*printf("atom %s %x/%x\n", atom->name, atom->dirty.mesa, atom->dirty.st);*/ + + if (!(atom->dirty.mesa || atom->dirty.st) || + !atom->update) { + printf("malformed atom %s\n", atom->name); + assert(0); + } + + if (check_state(state, &atom->dirty)) { + atoms[i]->update( st ); + /*printf("after: %x\n", atom->dirty.mesa);*/ + } + + accumulate_state(&examined, &atom->dirty); + + /* generated = (prev ^ state) + * if (examined & generated) + * fail; + */ + xor_states(&generated, &prev, state); + assert(!check_state(&examined, &generated)); + prev = *state; + } + /*printf("\n");*/ + + } + else { + for (i = 0; i < Elements(atoms); i++) { + if (check_state(state, &atoms[i]->dirty)) + atoms[i]->update( st ); + } + } + + memset(state, 0, sizeof(*state)); +} + + + |