nouveau: match gallium code reorginisation.

That was... fun..

1 files changed, 137 insertions, 0 deletions

diff --git a/src/gallium/drivers/nv30/nv30_surface.c b/src/gallium/drivers/nv30/nv30_surface.c
new file mode 100644
index 00000000000..974965679f5
--- /dev/null
+++ b/src/gallium/drivers/nv30/nv30_surface.c
@@ -0,0 +1,137 @@
+
+/**************************************************************************
+ * 
+ * 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 "nv30_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_util.h"
+#include "pipe/p_winsys.h"
+#include "pipe/p_inlines.h"
+#include "util/p_tile.h"
+
+static boolean
+nv30_surface_format_supported(struct pipe_context *pipe,
+			      enum pipe_format format, uint type)
+{
+	switch (type) {
+	case PIPE_SURFACE:
+		switch (format) {
+		case PIPE_FORMAT_A8R8G8B8_UNORM:
+		case PIPE_FORMAT_R5G6B5_UNORM: 
+		case PIPE_FORMAT_Z24S8_UNORM:
+		case PIPE_FORMAT_Z16_UNORM:
+			return TRUE;
+		default:
+			break;
+		}
+		break;
+	case PIPE_TEXTURE:
+		switch (format) {
+		case PIPE_FORMAT_A8R8G8B8_UNORM:
+		case PIPE_FORMAT_A1R5G5B5_UNORM:
+		case PIPE_FORMAT_A4R4G4B4_UNORM:
+		case PIPE_FORMAT_R5G6B5_UNORM: 
+		case PIPE_FORMAT_U_L8:
+		case PIPE_FORMAT_U_A8:
+		case PIPE_FORMAT_U_I8:
+		case PIPE_FORMAT_U_A8_L8:
+		case PIPE_FORMAT_Z16_UNORM:
+		case PIPE_FORMAT_Z24S8_UNORM:
+			return TRUE;
+		default:
+			break;
+		}
+		break;
+	default:
+		assert(0);
+	};
+
+	return FALSE;
+}
+
+static struct pipe_surface *
+nv30_get_tex_surface(struct pipe_context *pipe, struct pipe_texture *pt,
+                     unsigned face, unsigned level, unsigned zslice)
+{
+	struct pipe_winsys *ws = pipe->winsys;
+	struct nv30_miptree *nv30mt = (struct nv30_miptree *)pt;
+	struct pipe_surface *ps;
+
+	ps = ws->surface_alloc(ws);
+	if (!ps)
+		return NULL;
+	pipe_buffer_reference(ws, &ps->buffer, nv30mt->buffer);
+	ps->format = pt->format;
+	ps->cpp = pt->cpp;
+	ps->width = pt->width[level];
+	ps->height = pt->height[level];
+	ps->pitch = nv30mt->level[level].pitch / ps->cpp;
+
+	if (pt->target == PIPE_TEXTURE_CUBE) {
+		ps->offset = nv30mt->level[level].image_offset[face];
+	} else
+	if (pt->target == PIPE_TEXTURE_3D) {
+		ps->offset = nv30mt->level[level].image_offset[zslice];
+	} else {
+		ps->offset = nv30mt->level[level].image_offset[0];
+	}
+
+	return ps;
+}
+
+static void
+nv30_surface_copy(struct pipe_context *pipe, unsigned do_flip,
+		  struct pipe_surface *dest, unsigned destx, unsigned desty,
+		  struct pipe_surface *src, unsigned srcx, unsigned srcy,
+		  unsigned width, unsigned height)
+{
+	struct nv30_context *nv30 = nv30_context(pipe);
+	struct nouveau_winsys *nvws = nv30->nvws;
+
+	nvws->surface_copy(nvws, dest, destx, desty, src, srcx, srcy,
+			   width, height);
+}
+
+static void
+nv30_surface_fill(struct pipe_context *pipe, struct pipe_surface *dest,
+		  unsigned destx, unsigned desty, unsigned width,
+		  unsigned height, unsigned value)
+{
+	struct nv30_context *nv30 = nv30_context(pipe);
+	struct nouveau_winsys *nvws = nv30->nvws;
+
+	nvws->surface_fill(nvws, dest, destx, desty, width, height, value);
+}
+
+void
+nv30_init_surface_functions(struct nv30_context *nv30)
+{
+	nv30->pipe.is_format_supported = nv30_surface_format_supported;
+	nv30->pipe.get_tex_surface = nv30_get_tex_surface;
+	nv30->pipe.surface_copy = nv30_surface_copy;
+	nv30->pipe.surface_fill = nv30_surface_fill;
+}