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-rw-r--r--src/gallium/winsys/sw/dri/Makefile13
-rw-r--r--src/gallium/winsys/sw/dri/SConscript23
-rw-r--r--src/gallium/winsys/sw/dri/dri_sw_winsys.c225
-rw-r--r--src/gallium/winsys/sw/dri/dri_sw_winsys.h38
4 files changed, 299 insertions, 0 deletions
diff --git a/src/gallium/winsys/sw/dri/Makefile b/src/gallium/winsys/sw/dri/Makefile
new file mode 100644
index 0000000000..a3fca6be88
--- /dev/null
+++ b/src/gallium/winsys/sw/dri/Makefile
@@ -0,0 +1,13 @@
+TOP = ../../../../..
+include $(TOP)/configs/current
+
+LIBNAME = swdri
+
+LIBRARY_INCLUDES =
+
+LIBRARY_DEFINES =
+
+C_SOURCES = \
+ dri_sw_winsys.c
+
+include ../../../Makefile.template
diff --git a/src/gallium/winsys/sw/dri/SConscript b/src/gallium/winsys/sw/dri/SConscript
new file mode 100644
index 0000000000..b255d725f9
--- /dev/null
+++ b/src/gallium/winsys/sw/dri/SConscript
@@ -0,0 +1,23 @@
+#######################################################################
+# SConscript for xlib winsys
+
+
+Import('*')
+
+if env['platform'] == 'linux':
+
+ env = env.Clone()
+
+ env.Append(CPPPATH = [
+ '#/src/gallium/include',
+ '#/src/gallium/auxiliary',
+ '#/src/gallium/drivers',
+ ])
+
+ ws_dri = env.ConvenienceLibrary(
+ target = 'ws_dri',
+ source = [
+ 'dri_sw_winsys.c',
+ ]
+ )
+ Export('ws_dri')
diff --git a/src/gallium/winsys/sw/dri/dri_sw_winsys.c b/src/gallium/winsys/sw/dri/dri_sw_winsys.c
new file mode 100644
index 0000000000..1bca827bd6
--- /dev/null
+++ b/src/gallium/winsys/sw/dri/dri_sw_winsys.c
@@ -0,0 +1,225 @@
+/**************************************************************************
+ *
+ * Copyright 2009, VMware, Inc.
+ * All Rights Reserved.
+ * Copyright 2010 George Sapountzis <gsapountzis@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 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 VMWARE 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 "pipe/p_compiler.h"
+#include "pipe/p_format.h"
+#include "util/u_inlines.h"
+#include "util/u_format.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+
+#include "state_tracker/sw_winsys.h"
+#include "dri_sw_winsys.h"
+
+
+struct dri_sw_displaytarget
+{
+ enum pipe_format format;
+ unsigned width;
+ unsigned height;
+ unsigned stride;
+
+ void *data;
+ void *mapped;
+};
+
+struct dri_sw_winsys
+{
+ struct sw_winsys base;
+
+ struct drisw_loader_funcs *lf;
+};
+
+static INLINE struct dri_sw_displaytarget *
+dri_sw_displaytarget( struct sw_displaytarget *dt )
+{
+ return (struct dri_sw_displaytarget *)dt;
+}
+
+static INLINE struct dri_sw_winsys *
+dri_sw_winsys( struct sw_winsys *ws )
+{
+ return (struct dri_sw_winsys *)ws;
+}
+
+
+static boolean
+dri_sw_is_displaytarget_format_supported( struct sw_winsys *ws,
+ unsigned tex_usage,
+ enum pipe_format format )
+{
+ /* TODO: check visuals or other sensible thing here */
+ return TRUE;
+}
+
+static struct sw_displaytarget *
+dri_sw_displaytarget_create(struct sw_winsys *winsys,
+ unsigned tex_usage,
+ enum pipe_format format,
+ unsigned width, unsigned height,
+ unsigned alignment,
+ unsigned *stride)
+{
+ struct dri_sw_displaytarget *dri_sw_dt;
+ unsigned nblocksy, size, format_stride;
+
+ dri_sw_dt = CALLOC_STRUCT(dri_sw_displaytarget);
+ if(!dri_sw_dt)
+ goto no_dt;
+
+ dri_sw_dt->format = format;
+ dri_sw_dt->width = width;
+ dri_sw_dt->height = height;
+
+ format_stride = util_format_get_stride(format, width);
+ dri_sw_dt->stride = align(format_stride, alignment);
+
+ nblocksy = util_format_get_nblocksy(format, height);
+ size = dri_sw_dt->stride * nblocksy;
+
+ dri_sw_dt->data = align_malloc(size, alignment);
+ if(!dri_sw_dt->data)
+ goto no_data;
+
+ *stride = dri_sw_dt->stride;
+ return (struct sw_displaytarget *)dri_sw_dt;
+
+no_data:
+ FREE(dri_sw_dt);
+no_dt:
+ return NULL;
+}
+
+static void
+dri_sw_displaytarget_destroy(struct sw_winsys *ws,
+ struct sw_displaytarget *dt)
+{
+ struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+
+ if (dri_sw_dt->data) {
+ FREE(dri_sw_dt->data);
+ }
+
+ FREE(dri_sw_dt);
+}
+
+static void *
+dri_sw_displaytarget_map(struct sw_winsys *ws,
+ struct sw_displaytarget *dt,
+ unsigned flags)
+{
+ struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+ dri_sw_dt->mapped = dri_sw_dt->data;
+ return dri_sw_dt->mapped;
+}
+
+static void
+dri_sw_displaytarget_unmap(struct sw_winsys *ws,
+ struct sw_displaytarget *dt)
+{
+ struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+ dri_sw_dt->mapped = NULL;
+}
+
+static struct sw_displaytarget *
+dri_sw_displaytarget_from_handle(struct sw_winsys *winsys,
+ const struct pipe_resource *templ,
+ struct winsys_handle *whandle,
+ unsigned *stride)
+{
+ assert(0);
+ return NULL;
+}
+
+static boolean
+dri_sw_displaytarget_get_handle(struct sw_winsys *winsys,
+ struct sw_displaytarget *dt,
+ struct winsys_handle *whandle)
+{
+ assert(0);
+ return FALSE;
+}
+
+static void
+dri_sw_displaytarget_display(struct sw_winsys *ws,
+ struct sw_displaytarget *dt,
+ void *context_private)
+{
+ struct dri_sw_winsys *dri_sw_ws = dri_sw_winsys(ws);
+ struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+ struct dri_drawable *dri_drawable = (struct dri_drawable *)context_private;
+ unsigned width, height;
+
+ /* Set the width to 'stride / cpp'.
+ *
+ * PutImage correctly clips to the width of the dst drawable.
+ */
+ width = dri_sw_dt->stride / util_format_get_blocksize(dri_sw_dt->format);
+
+ height = dri_sw_dt->height;
+
+ dri_sw_ws->lf->put_image(dri_drawable, dri_sw_dt->data, width, height);
+}
+
+
+static void
+dri_destroy_sw_winsys(struct sw_winsys *winsys)
+{
+ FREE(winsys);
+}
+
+struct sw_winsys *
+dri_create_sw_winsys(struct drisw_loader_funcs *lf)
+{
+ struct dri_sw_winsys *ws;
+
+ ws = CALLOC_STRUCT(dri_sw_winsys);
+ if (!ws)
+ return NULL;
+
+ ws->lf = lf;
+ ws->base.destroy = dri_destroy_sw_winsys;
+
+ ws->base.is_displaytarget_format_supported = dri_sw_is_displaytarget_format_supported;
+
+ /* screen texture functions */
+ ws->base.displaytarget_create = dri_sw_displaytarget_create;
+ ws->base.displaytarget_destroy = dri_sw_displaytarget_destroy;
+ ws->base.displaytarget_from_handle = dri_sw_displaytarget_from_handle;
+ ws->base.displaytarget_get_handle = dri_sw_displaytarget_get_handle;
+
+ /* texture functions */
+ ws->base.displaytarget_map = dri_sw_displaytarget_map;
+ ws->base.displaytarget_unmap = dri_sw_displaytarget_unmap;
+
+ ws->base.displaytarget_display = dri_sw_displaytarget_display;
+
+ return &ws->base;
+}
+
+/* vim: set sw=3 ts=8 sts=3 expandtab: */
diff --git a/src/gallium/winsys/sw/dri/dri_sw_winsys.h b/src/gallium/winsys/sw/dri/dri_sw_winsys.h
new file mode 100644
index 0000000000..329ac06a05
--- /dev/null
+++ b/src/gallium/winsys/sw/dri/dri_sw_winsys.h
@@ -0,0 +1,38 @@
+/**************************************************************************
+ *
+ * Copyright 2009, VMware, Inc.
+ * All Rights Reserved.
+ * Copyright 2010 George Sapountzis <gsapountzis@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 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 VMWARE 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 DRI_SW_WINSYS
+#define DRI_SW_WINSYS
+
+#include "state_tracker/drisw_api.h"
+
+struct sw_winsys;
+
+struct sw_winsys *dri_create_sw_winsys(struct drisw_loader_funcs *lf);
+
+#endif
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