diff options
| author | marha <marha@users.sourceforge.net> | 2011-04-30 15:25:48 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-04-30 15:25:48 +0000 |
| commit | 0402d388cb9803652c0f9a52ba7dcb6029fdd0b9 (patch) | |
| tree | afd1b68edb9a74d5c87e63ea72d04b8301705d82 /mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h | |
| parent | c4ae0bb951bfb6061e7f0c492ba03de330137515 (diff) | |
| download | vcxsrv-0402d388cb9803652c0f9a52ba7dcb6029fdd0b9.tar.gz vcxsrv-0402d388cb9803652c0f9a52ba7dcb6029fdd0b9.tar.bz2 vcxsrv-0402d388cb9803652c0f9a52ba7dcb6029fdd0b9.zip | |
Added extra needed files
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h')
| -rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h b/mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h new file mode 100644 index 000000000..0ef27744c --- /dev/null +++ b/mesalib/src/gallium/auxiliary/util/u_vbuf_mgr.h @@ -0,0 +1,121 @@ +/**************************************************************************
+ *
+ * Copyright 2011 Marek Olšák <maraeo@gmail.com>
+ * 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 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 U_VBUF_MGR_H
+#define U_VBUF_MGR_H
+
+/* This module builds upon u_upload_mgr and translate_cache and takes care of
+ * user buffer uploads and vertex format fallbacks. It's designed
+ * for the drivers which don't always use the Draw module. (e.g. for HWTCL)
+ */
+
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "util/u_transfer.h"
+
+/* The manager.
+ * This structure should also be used to access vertex buffers
+ * from a driver. */
+struct u_vbuf_mgr {
+ /* This is what was set in set_vertex_buffers.
+ * May contain user buffers. */
+ struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
+ unsigned nr_vertex_buffers;
+
+ /* Contains only real vertex buffers.
+ * Hardware drivers should use real_vertex_buffers[i]
+ * instead of vertex_buffers[i].buffer. */
+ struct pipe_resource *real_vertex_buffer[PIPE_MAX_ATTRIBS];
+ int nr_real_vertex_buffers;
+
+ /* Precomputed max_index for hardware vertex buffers. */
+ unsigned max_index;
+
+ /* This uploader can optionally be used by the driver.
+ *
+ * Allowed functions:
+ * - u_upload_alloc
+ * - u_upload_data
+ * - u_upload_buffer
+ * - u_upload_flush */
+ struct u_upload_mgr *uploader;
+};
+
+struct u_vbuf_resource {
+ struct u_resource b;
+ uint8_t *user_ptr;
+};
+
+/* Opaque type containing information about vertex elements for the manager. */
+struct u_vbuf_mgr_elements;
+
+enum u_fetch_alignment {
+ U_VERTEX_FETCH_BYTE_ALIGNED,
+ U_VERTEX_FETCH_DWORD_ALIGNED
+};
+
+
+struct u_vbuf_mgr *
+u_vbuf_mgr_create(struct pipe_context *pipe,
+ unsigned upload_buffer_size,
+ unsigned upload_buffer_alignment,
+ unsigned upload_buffer_bind,
+ enum u_fetch_alignment fetch_alignment);
+
+void u_vbuf_mgr_destroy(struct u_vbuf_mgr *mgr);
+
+struct u_vbuf_mgr_elements *
+u_vbuf_mgr_create_vertex_elements(struct u_vbuf_mgr *mgr,
+ unsigned count,
+ const struct pipe_vertex_element *attrs,
+ struct pipe_vertex_element *native_attrs);
+
+void u_vbuf_mgr_bind_vertex_elements(struct u_vbuf_mgr *mgr,
+ void *cso,
+ struct u_vbuf_mgr_elements *ve);
+
+void u_vbuf_mgr_destroy_vertex_elements(struct u_vbuf_mgr *mgr,
+ struct u_vbuf_mgr_elements *ve);
+
+void u_vbuf_mgr_set_vertex_buffers(struct u_vbuf_mgr *mgr,
+ unsigned count,
+ const struct pipe_vertex_buffer *bufs);
+
+void u_vbuf_mgr_draw_begin(struct u_vbuf_mgr *mgr,
+ const struct pipe_draw_info *info,
+ boolean *buffers_updated,
+ boolean *uploader_flushed);
+
+void u_vbuf_mgr_draw_end(struct u_vbuf_mgr *mgr);
+
+
+static INLINE struct u_vbuf_resource *u_vbuf_resource(struct pipe_resource *r)
+{
+ return (struct u_vbuf_resource*)r;
+}
+
+#endif
|