1 files changed, 96 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_surface.c b/src/gallium/drivers/nvfx/nvfx_surface.c
new file mode 100644
index 0000000000..a605d2b754
--- /dev/null
+++ b/src/gallium/drivers/nvfx/nvfx_surface.c
@@ -0,0 +1,96 @@
+
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 TUNGSTEN GRAPHICS 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 "nvfx_context.h"
+#include "nvfx_resource.h"
+#include "pipe/p_defines.h"
+#include "util/u_inlines.h"
+#include "util/u_pack_color.h"
+
+static void
+nvfx_surface_copy(struct pipe_context *pipe,
+		  struct pipe_resource *dest, struct pipe_subresource subdst,
+		  unsigned destx, unsigned desty, unsigned destz,
+		  struct pipe_resource *src, struct pipe_subresource subsrc,
+		  unsigned srcx, unsigned srcy, unsigned srcz,
+		  unsigned width, unsigned height)
+{
+	struct nvfx_context *nvfx = nvfx_context(pipe);
+	struct nv04_surface_2d *eng2d = nvfx->screen->eng2d;
+	struct pipe_surface *ps_dst, *ps_src;
+
+	ps_src = nvfx_miptree_surface_new(pipe->screen, src, subsrc.face,
+					  subsrc.level, srcz, 0 /* bind flags */);
+	ps_dst = nvfx_miptree_surface_new(pipe->screen, dest, subdst.face,
+					  subdst.level, destz, 0 /* bindflags */);
+
+	eng2d->copy(eng2d, ps_dst, destx, desty, ps_src, srcx, srcy, width, height);
+
+	nvfx_miptree_surface_del(ps_src);
+	nvfx_miptree_surface_del(ps_dst);
+}
+
+static void
+nvfx_clear_render_target(struct pipe_context *pipe,
+			 struct pipe_surface *dst,
+			 const float *rgba,
+			 unsigned dstx, unsigned dsty,
+			 unsigned width, unsigned height)
+{
+	struct nvfx_context *nvfx = nvfx_context(pipe);
+	struct nv04_surface_2d *eng2d = nvfx->screen->eng2d;
+	union util_color uc;
+	util_pack_color(rgba, dst->format, &uc);
+
+	eng2d->fill(eng2d, dst, dstx, dsty, width, height, uc.ui);
+}
+
+static void
+nvfx_clear_depth_stencil(struct pipe_context *pipe,
+			 struct pipe_surface *dst,
+			 unsigned clear_flags,
+			 double depth,
+			 unsigned stencil,
+			 unsigned dstx, unsigned dsty,
+			 unsigned width, unsigned height)
+{
+	struct nvfx_context *nvfx = nvfx_context(pipe);
+	struct nv04_surface_2d *eng2d = nvfx->screen->eng2d;
+
+	eng2d->fill(eng2d, dst, dstx, dsty, width, height,
+		    util_pack_z_stencil(dst->format, depth, stencil));
+}
+
+
+void
+nvfx_init_surface_functions(struct nvfx_context *nvfx)
+{
+	nvfx->pipe.resource_copy_region = nvfx_surface_copy;
+	nvfx->pipe.clear_render_target = nvfx_clear_render_target;
+	nvfx->pipe.clear_depth_stencil = nvfx_clear_depth_stencil;
+}