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Diffstat (limited to 'src/gallium/drivers/i965/brw_vs_surface_state.c')
-rw-r--r--src/gallium/drivers/i965/brw_vs_surface_state.c231
1 files changed, 0 insertions, 231 deletions
diff --git a/src/gallium/drivers/i965/brw_vs_surface_state.c b/src/gallium/drivers/i965/brw_vs_surface_state.c
deleted file mode 100644
index 424bb0d0dfb..00000000000
--- a/src/gallium/drivers/i965/brw_vs_surface_state.c
+++ /dev/null
@@ -1,231 +0,0 @@
-/*
- Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
- develop this 3D driver.
-
- 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, sublicense, 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 NONINFRINGEMENT.
- IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
-
- **********************************************************************/
- /*
- * Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
- */
-
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_winsys.h"
-
-/* XXX: disabled true constant buffer functionality
- */
-
-
-/* Creates a new VS constant buffer reflecting the current VS program's
- * constants, if needed by the VS program.
- *
- * Otherwise, constants go through the CURBEs using the brw_constant_buffer
- * state atom.
- */
-#if 0
-static struct brw_winsys_buffer *
-brw_vs_update_constant_buffer(struct brw_context *brw)
-{
- /* XXX: true constant buffers
- */
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
- const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
- const int size = params->NumParameters * 4 * sizeof(GLfloat);
- drm_intel_bo *const_buffer;
-
- /* BRW_NEW_VERTEX_PROGRAM */
- if (!vp->use_const_buffer)
- return NULL;
-
- const_buffer = brw->sws->bo_alloc(brw->sws,
- BRW_BUFFER_TYPE_SHADER_CONSTANTS,
- size, 64);
-
- /* _NEW_PROGRAM_CONSTANTS */
- brw->sws->bo_subdata(const_buffer, 0, size, params->ParameterValues,
- NULL, 0);
-
- return const_buffer;
-}
-#endif
-
-/**
- * Update the surface state for a VS constant buffer.
- *
- * Sets brw->vs.surf_bo[surf] and brw->vp->const_buffer.
- */
-#if 0
-static void
-brw_update_vs_constant_surface( struct brw_context *brw,
- GLuint surf)
-{
- struct brw_surface_key key;
- struct pipe_resource *cb = brw->curr.vs_constants;
- enum pipe_error ret;
-
- assert(surf == 0);
-
- /* If we're in this state update atom, we need to update VS constants, so
- * free the old buffer and create a new one for the new contents.
- */
- ret = brw_vs_update_constant_buffer(brw, &vp->const_buffer);
- if (ret)
- return ret;
-
- /* If there's no constant buffer, then no surface BO is needed to point at
- * it.
- */
- if (vp->const_buffer == NULL) {
- bo_reference(brw->vs.surf_bo[surf], NULL);
- return PIPE_OK;
- }
-
- memset(&key, 0, sizeof(key));
-
- key.format = PIPE_FORMAT_R32G32B32A32_FLOAT;
- key.bo = vp->const_buffer;
- key.depthmode = GL_NONE;
- key.pitch = params->NumParameters;
- key.width = params->NumParameters;
- key.height = 1;
- key.depth = 1;
- key.cpp = 16;
-
- /*
- printf("%s:\n", __FUNCTION__);
- printf(" width %d height %d depth %d cpp %d pitch %d\n",
- key.width, key.height, key.depth, key.cpp, key.pitch);
- */
-
- if (brw_search_cache(&brw->surface_cache,
- BRW_SS_SURFACE,
- &key, sizeof(key),
- &key.bo, key.bo ? 1 : 0,
- NULL,
- &brw->vs.surf_bo[surf]))
- return PIPE_OK;
-
- ret = brw_create_constant_surface(brw, &key
- &brw->vs.surf_bo[surf]);
- if (ret)
- return ret;
-
- return PIPE_OK;
-}
-#endif
-
-
-/**
- * Constructs the binding table for the VS surface state.
- */
-static enum pipe_error
-brw_vs_get_binding_table(struct brw_context *brw,
- struct brw_winsys_buffer **bo_out)
-{
-#if 0
- static GLuint data[BRW_VS_MAX_SURF]; /* always zero */
- struct brw_winsys_reloc reloc[BRW_VS_MAX_SURF];
- int i;
-
- /* Emit binding table relocations to surface state */
- for (i = 0; i < BRW_VS_MAX_SURF; i++) {
- make_reloc(&reloc[i],
- BRW_USAGE_STATE,
- 0,
- i * 4,
- brw->vs.surf_bo[i]);
- }
-
- ret = brw_cache_data( &brw->surface_cache,
- BRW_SS_SURF_BIND,
- NULL, 0,
- reloc, nr_reloc,
- data, sizeof data,
- NULL, NULL,
- bo_out);
- if (ret)
- return ret;
-
- FREE(data);
- return PIPE_OK;
-#else
- return PIPE_OK;
-#endif
-}
-
-/**
- * Vertex shader surfaces (constant buffer).
- *
- * This consumes the state updates for the constant buffer needing
- * to be updated, and produces BRW_NEW_NR_VS_SURFACES for the VS unit and
- * CACHE_NEW_SURF_BIND for the binding table upload.
- */
-static enum pipe_error prepare_vs_surfaces(struct brw_context *brw )
-{
- enum pipe_error ret;
-
-#if 0
- int i;
- int nr_surfaces = 0;
-
- brw_update_vs_constant_surface(ctx, SURF_INDEX_VERT_CONST_BUFFER);
-
- for (i = 0; i < BRW_VS_MAX_SURF; i++) {
- if (brw->vs.surf_bo[i] != NULL) {
- nr_surfaces = i + 1;
- }
- }
-
- if (brw->vs.nr_surfaces != nr_surfaces) {
- brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES;
- brw->vs.nr_surfaces = nr_surfaces;
- }
-#endif
-
- /* Note that we don't end up updating the bind_bo if we don't have a
- * surface to be pointing at. This should be relatively harmless, as it
- * just slightly increases our working set size.
- */
- if (brw->vs.nr_surfaces != 0) {
- ret = brw_vs_get_binding_table(brw, &brw->vs.bind_bo);
- if (ret)
- return ret;
- }
-
- return PIPE_OK;
-}
-
-const struct brw_tracked_state brw_vs_surfaces = {
- .dirty = {
- .mesa = (PIPE_NEW_VERTEX_CONSTANTS |
- PIPE_NEW_VERTEX_SHADER),
- .brw = 0,
- .cache = 0
- },
- .prepare = prepare_vs_surfaces,
-};
-
-
-
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