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authorChia-I Wu <olvaffe@gmail.com>2009-09-15 14:16:22 +0800
committerChia-I Wu <olvaffe@gmail.com>2009-09-15 14:16:22 +0800
commite2ba90a9cc762cf00a168f0a59d31e7dc52fc42e (patch)
treefe3206d7602ad935296884742980f3c4d30bd867 /src/gallium/drivers/i965simple/brw_vs.c
parent11a4292d4eb515813b82b8d688a318adef66b3e6 (diff)
parentb4b8800315637d9218a81c76f09df7d601710d29 (diff)
Merge commit 'eee/mesa-es' into android
Diffstat (limited to 'src/gallium/drivers/i965simple/brw_vs.c')
-rw-r--r--src/gallium/drivers/i965simple/brw_vs.c120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/gallium/drivers/i965simple/brw_vs.c b/src/gallium/drivers/i965simple/brw_vs.c
new file mode 100644
index 0000000000..92327e896d
--- /dev/null
+++ b/src/gallium/drivers/i965simple/brw_vs.c
@@ -0,0 +1,120 @@
+/*
+ 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_vs.h"
+#include "brw_util.h"
+#include "brw_state.h"
+
+
+static void do_vs_prog( struct brw_context *brw,
+ const struct brw_vertex_program *vp,
+ struct brw_vs_prog_key *key )
+{
+ unsigned program_size;
+ const unsigned *program;
+ struct brw_vs_compile c;
+
+ memset(&c, 0, sizeof(c));
+ memcpy(&c.key, key, sizeof(*key));
+
+ brw_init_compile(&c.func);
+ c.vp = vp;
+
+ c.prog_data.outputs_written = vp->info.num_outputs;
+ c.prog_data.inputs_read = vp->info.num_inputs;
+
+#if 0
+ if (c.key.copy_edgeflag) {
+ c.prog_data.outputs_written |= 1<<VERT_RESULT_EDGE;
+ c.prog_data.inputs_read |= 1<<VERT_ATTRIB_EDGEFLAG;
+ }
+#endif
+
+ /* Emit GEN4 code.
+ */
+ brw_vs_emit(&c);
+
+ /* get the program
+ */
+ program = brw_get_program(&c.func, &program_size);
+
+ /*
+ */
+ brw->vs.prog_gs_offset = brw_upload_cache( &brw->cache[BRW_VS_PROG],
+ &c.key,
+ sizeof(c.key),
+ program,
+ program_size,
+ &c.prog_data,
+ &brw->vs.prog_data);
+}
+
+
+static void brw_upload_vs_prog( struct brw_context *brw )
+{
+ struct brw_vs_prog_key key;
+ const struct brw_vertex_program *vp = brw->attribs.VertexProgram;
+
+ assert(vp);
+
+ memset(&key, 0, sizeof(key));
+
+ /* Just upload the program verbatim for now. Always send it all
+ * the inputs it asks for, whether they are varying or not.
+ */
+ key.program_string_id = vp->id;
+ key.nr_userclip = brw->attribs.Clip.nr;
+ key.copy_edgeflag = (brw->attribs.Raster->fill_cw != PIPE_POLYGON_MODE_FILL ||
+ brw->attribs.Raster->fill_ccw != PIPE_POLYGON_MODE_FILL);
+
+ /* Make an early check for the key.
+ */
+ if (brw_search_cache(&brw->cache[BRW_VS_PROG],
+ &key, sizeof(key),
+ &brw->vs.prog_data,
+ &brw->vs.prog_gs_offset))
+ return;
+
+ do_vs_prog(brw, vp, &key);
+}
+
+
+/* See brw_vs.c:
+ */
+const struct brw_tracked_state brw_vs_prog = {
+ .dirty = {
+ .brw = BRW_NEW_VS,
+ .cache = 0
+ },
+ .update = brw_upload_vs_prog
+};