util/r300g: split the r300 index buffer modifier functions out to util
authorDave Airlie <airlied@redhat.com>
Thu, 12 Aug 2010 10:20:23 +0000 (20:20 +1000)
committerDave Airlie <airlied@redhat.com>
Sun, 19 Sep 2010 23:38:18 +0000 (09:38 +1000)
These can be used by other drivers, like r600g.

Signed-off-by: Dave Airlie <airlied@redhat.com>
src/gallium/auxiliary/Makefile
src/gallium/auxiliary/SConscript
src/gallium/auxiliary/util/u_index_modify.c [new file with mode: 0644]
src/gallium/auxiliary/util/u_index_modify.h [new file with mode: 0644]
src/gallium/drivers/r300/r300_render_translate.c

index 2de764c4ee301354e2da4b5ab69d910708aa090d..c339f72fe2929bce956d415825e46be75f4cabfd 100644 (file)
@@ -121,6 +121,7 @@ C_SOURCES = \
        util/u_handle_table.c \
        util/u_hash.c \
        util/u_hash_table.c \
+       util/u_index_modify.c \
        util/u_keymap.c \
        util/u_linear.c \
        util/u_linkage.c \
index 294df300947b28ef305b572d827a6b292d910e0a..144d929f68caf88e675c6a72bc2600ed7be47a5d 100644 (file)
@@ -170,6 +170,7 @@ source = [
     'util/u_handle_table.c',
     'util/u_hash.c',
     'util/u_hash_table.c',
+    'util/u_index_modify.c',
     'util/u_keymap.c',
     'util/u_linear.c',
     'util/u_linkage.c',
diff --git a/src/gallium/auxiliary/util/u_index_modify.c b/src/gallium/auxiliary/util/u_index_modify.c
new file mode 100644 (file)
index 0000000..65b079e
--- /dev/null
@@ -0,0 +1,127 @@
+/*
+ * Copyright 2010 Marek Olšák <maraeo@gmail.com>
+ *
+ * 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
+ * on 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 AUTHOR(S) AND/OR THEIR 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 "pipe/p_context.h"
+#include "util/u_index_modify.h"
+#include "util/u_inlines.h"
+
+void util_shorten_ubyte_elts(struct pipe_context *context,
+                            struct pipe_resource **elts,
+                            int index_bias,
+                            unsigned start,
+                            unsigned count)
+{
+    struct pipe_screen* screen = context->screen;
+    struct pipe_resource* new_elts;
+    unsigned char *in_map;
+    unsigned short *out_map;
+    struct pipe_transfer *src_transfer, *dst_transfer;
+    unsigned i;
+
+    new_elts = pipe_buffer_create(screen,
+                                  PIPE_BIND_INDEX_BUFFER,
+                                  2 * count);
+
+    in_map = pipe_buffer_map(context, *elts, PIPE_TRANSFER_READ, &src_transfer);
+    out_map = pipe_buffer_map(context, new_elts, PIPE_TRANSFER_WRITE, &dst_transfer);
+
+    in_map += start;
+
+    for (i = 0; i < count; i++) {
+        *out_map = (unsigned short)(*in_map + index_bias);
+        in_map++;
+        out_map++;
+    }
+
+    pipe_buffer_unmap(context, *elts, src_transfer);
+    pipe_buffer_unmap(context, new_elts, dst_transfer);
+
+    *elts = new_elts;
+}
+
+void util_rebuild_ushort_elts(struct pipe_context *context,
+                             struct pipe_resource **elts,
+                             int index_bias,
+                             unsigned start, unsigned count)
+{
+    struct pipe_transfer *in_transfer = NULL;
+    struct pipe_transfer *out_transfer = NULL;
+    struct pipe_resource *new_elts;
+    unsigned short *in_map;
+    unsigned short *out_map;
+    unsigned i;
+
+    new_elts = pipe_buffer_create(context->screen,
+                                  PIPE_BIND_INDEX_BUFFER,
+                                  2 * count);
+
+    in_map = pipe_buffer_map(context, *elts,
+                             PIPE_TRANSFER_READ, &in_transfer);
+    out_map = pipe_buffer_map(context, new_elts,
+                              PIPE_TRANSFER_WRITE, &out_transfer);
+
+    in_map += start;
+    for (i = 0; i < count; i++) {
+        *out_map = (unsigned short)(*in_map + index_bias);
+        in_map++;
+        out_map++;
+    }
+
+    pipe_buffer_unmap(context, *elts, in_transfer);
+    pipe_buffer_unmap(context, new_elts, out_transfer);
+
+    *elts = new_elts;
+}
+
+void util_rebuild_uint_elts(struct pipe_context *context,
+                           struct pipe_resource **elts,
+                           int index_bias,
+                           unsigned start, unsigned count)
+{
+    struct pipe_transfer *in_transfer = NULL;
+    struct pipe_transfer *out_transfer = NULL;
+    struct pipe_resource *new_elts;
+    unsigned int *in_map;
+    unsigned int *out_map;
+    unsigned i;
+
+    new_elts = pipe_buffer_create(context->screen,
+                                  PIPE_BIND_INDEX_BUFFER,
+                                  2 * count);
+
+    in_map = pipe_buffer_map(context, *elts,
+                             PIPE_TRANSFER_READ, &in_transfer);
+    out_map = pipe_buffer_map(context, new_elts,
+                              PIPE_TRANSFER_WRITE, &out_transfer);
+
+    in_map += start;
+    for (i = 0; i < count; i++) {
+        *out_map = (unsigned int)(*in_map + index_bias);
+        in_map++;
+        out_map++;
+    }
+
+    pipe_buffer_unmap(context, *elts, in_transfer);
+    pipe_buffer_unmap(context, new_elts, out_transfer);
+
+    *elts = new_elts;
+}
diff --git a/src/gallium/auxiliary/util/u_index_modify.h b/src/gallium/auxiliary/util/u_index_modify.h
new file mode 100644 (file)
index 0000000..01a6cae
--- /dev/null
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2010 Marek Olšák <maraeo@gmail.com>
+ *
+ * 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
+ * on 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 AUTHOR(S) AND/OR THEIR 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 UTIL_INDEX_MODIFY_H
+#define UTIL_INDEX_MODIFY_H
+
+void util_shorten_ubyte_elts(struct pipe_context *context,
+                            struct pipe_resource **elts,
+                            int index_bias,
+                            unsigned start,
+                            unsigned count);
+
+void util_rebuild_ushort_elts(struct pipe_context *context,
+                             struct pipe_resource **elts,
+                             int index_bias,
+                             unsigned start, unsigned count);
+
+void util_rebuild_uint_elts(struct pipe_context *context,
+                           struct pipe_resource **elts,
+                           int index_bias,
+                           unsigned start, unsigned count);
+#endif
index 0ea11e5bfc2ea19c72910bcabfc22aac20d0aeb0..9247064508f86cd5ec411d31bb941b2334c7105c 100644 (file)
@@ -29,6 +29,7 @@
 
 #include "r300_context.h"
 #include "translate/translate.h"
+#include "util/u_index_modify.h"
 
 void r300_begin_vertex_translate(struct r300_context *r300)
 {
@@ -188,111 +189,6 @@ void r300_end_vertex_translate(struct r300_context *r300)
                             NULL);
 }
 
-static void r300_shorten_ubyte_elts(struct r300_context* r300,
-                                    struct pipe_resource** elts,
-                                    int index_bias,
-                                    unsigned start,
-                                    unsigned count)
-{
-    struct pipe_context* context = &r300->context;
-    struct pipe_screen* screen = r300->context.screen;
-    struct pipe_resource* new_elts;
-    unsigned char *in_map;
-    unsigned short *out_map;
-    struct pipe_transfer *src_transfer, *dst_transfer;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(screen,
-                                  PIPE_BIND_INDEX_BUFFER,
-                                  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts, PIPE_TRANSFER_READ, &src_transfer);
-    out_map = pipe_buffer_map(context, new_elts, PIPE_TRANSFER_WRITE, &dst_transfer);
-
-    in_map += start;
-
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned short)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, src_transfer);
-    pipe_buffer_unmap(context, new_elts, dst_transfer);
-
-    *elts = new_elts;
-}
-
-static void r300_rebuild_ushort_elts(struct r300_context *r300,
-                                     struct pipe_resource **elts,
-                                     int index_bias,
-                                     unsigned start, unsigned count)
-{
-    struct pipe_context *context = &r300->context;
-    struct pipe_transfer *in_transfer = NULL;
-    struct pipe_transfer *out_transfer = NULL;
-    struct pipe_resource *new_elts;
-    unsigned short *in_map;
-    unsigned short *out_map;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(context->screen,
-                                  PIPE_BIND_INDEX_BUFFER,
-                                  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts,
-                             PIPE_TRANSFER_READ, &in_transfer);
-    out_map = pipe_buffer_map(context, new_elts,
-                              PIPE_TRANSFER_WRITE, &out_transfer);
-
-    in_map += start;
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned short)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, in_transfer);
-    pipe_buffer_unmap(context, new_elts, out_transfer);
-
-    *elts = new_elts;
-}
-
-static void r300_rebuild_uint_elts(struct r300_context *r300,
-                                   struct pipe_resource **elts,
-                                   int index_bias,
-                                   unsigned start, unsigned count)
-{
-    struct pipe_context *context = &r300->context;
-    struct pipe_transfer *in_transfer = NULL;
-    struct pipe_transfer *out_transfer = NULL;
-    struct pipe_resource *new_elts;
-    unsigned int *in_map;
-    unsigned int *out_map;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(context->screen,
-                                  PIPE_BIND_INDEX_BUFFER,
-                                  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts,
-                             PIPE_TRANSFER_READ, &in_transfer);
-    out_map = pipe_buffer_map(context, new_elts,
-                              PIPE_TRANSFER_WRITE, &out_transfer);
-
-    in_map += start;
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned int)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, in_transfer);
-    pipe_buffer_unmap(context, new_elts, out_transfer);
-
-    *elts = new_elts;
-}
-
 void r300_translate_index_buffer(struct r300_context *r300,
                                  struct pipe_resource **index_buffer,
                                  unsigned *index_size, unsigned index_offset,
@@ -300,21 +196,21 @@ void r300_translate_index_buffer(struct r300_context *r300,
 {
     switch (*index_size) {
         case 1:
-            r300_shorten_ubyte_elts(r300, index_buffer, index_offset, *start, count);
+            util_shorten_ubyte_elts(&r300->context, index_buffer, index_offset, *start, count);
             *index_size = 2;
             *start = 0;
             break;
 
         case 2:
             if (*start % 2 != 0 || index_offset) {
-                r300_rebuild_ushort_elts(r300, index_buffer, index_offset, *start, count);
+                util_rebuild_ushort_elts(&r300->context, index_buffer, index_offset, *start, count);
                 *start = 0;
             }
             break;
 
         case 4:
             if (index_offset) {
-                r300_rebuild_uint_elts(r300, index_buffer, index_offset, *start, count);
+                util_rebuild_uint_elts(&r300->context, index_buffer, index_offset, *start, count);
                 *start = 0;
             }
             break;