Add pixman utilities

This includes:
 * pixman region from SpiceRects
 * rop2 enum
 * solid fill
 * solid fill with rop
 * tiled fill
 * tiled fill with rop
 * blit
 * blit with rop
 * copy rect

1 files changed, 103 insertions, 0 deletions

diff --git a/common/pixman_utils.h b/common/pixman_utils.h
new file mode 100644
index 00000000..fb8dd02f
--- /dev/null
+++ b/common/pixman_utils.h
@@ -0,0 +1,103 @@
+/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+   Copyright (C) 2009 Red Hat, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _H__PIXMAN_UTILS
+#define _H__PIXMAN_UTILS
+
+#include <pixman.h>
+
+#include <spice/draw.h>
+
+/* This lists all possible 2 argument binary raster ops.
+ * This enum has the same values as the X11 GXcopy type
+ * and same as the GL constants (GL_AND etc) if you
+ * or it with 0x1500. However it is not exactly the
+ * same as the win32 ROP2 type (they use another order).
+ */
+typedef enum {
+    SPICE_ROP_CLEAR,         /* 0x0    0 */
+    SPICE_ROP_AND,           /* 0x1    src AND dst */
+    SPICE_ROP_AND_REVERSE,   /* 0x2    src AND NOT dst */
+    SPICE_ROP_COPY,          /* 0x3    src */
+    SPICE_ROP_AND_INVERTED,  /* 0x4    (NOT src) AND dst */
+    SPICE_ROP_NOOP,          /* 0x5    dst */
+    SPICE_ROP_XOR,           /* 0x6    src XOR dst */
+    SPICE_ROP_OR,            /* 0x7    src OR dst */
+    SPICE_ROP_NOR,           /* 0x8    (NOT src) AND (NOT dst) */
+    SPICE_ROP_EQUIV,         /* 0x9    (NOT src) XOR dst */
+    SPICE_ROP_INVERT,        /* 0xa    NOT dst */
+    SPICE_ROP_OR_REVERSE,    /* 0xb    src OR (NOT dst) */
+    SPICE_ROP_COPY_INVERTED, /* 0xc    NOT src */
+    SPICE_ROP_OR_INVERTED,   /* 0xd    (NOT src) OR dst */
+    SPICE_ROP_NAND,          /* 0xe    (NOT src) OR (NOT dst) */
+    SPICE_ROP_SET            /* 0xf    1 */
+} SpiceROP;
+
+
+void spice_pixman_region32_init_from_bitmap(pixman_region32_t *region,
+                                            uint32_t *data,
+                                            int width, int height,
+                                            int stride);
+pixman_bool_t spice_pixman_region32_init_rects(pixman_region32_t *region,
+                                               const SpiceRect   *rects,
+                                               int                count);
+void spice_pixman_fill_rect(pixman_image_t *dest,
+                            int x, int y,
+                            int w, int h,
+                            uint32_t value);
+void spice_pixman_fill_rect_rop(pixman_image_t *dest,
+                                int x, int y,
+                                int w, int h,
+                                uint32_t value,
+                                SpiceROP rop);
+void spice_pixman_tile_rect(pixman_image_t *dest,
+                            int x, int y,
+                            int w, int h,
+                            pixman_image_t *tile,
+                            int offset_x,
+                            int offset_y);
+void spice_pixman_tile_rect_rop(pixman_image_t *dest,
+                                int x, int y,
+                                int w, int h,
+                                pixman_image_t *tile,
+                                int offset_x,
+                                int offset_y,
+                                SpiceROP rop);
+void spice_pixman_blit(pixman_image_t *dest,
+                       pixman_image_t *src,
+                       int src_x, int src_y,
+                       int dest_x, int dest_y,
+                       int w, int h);
+void spice_pixman_blit_rop(pixman_image_t *dest,
+                           pixman_image_t *src,
+                           int src_x, int src_y,
+                           int dest_x, int dest_y,
+                           int w, int h,
+                           SpiceROP rop);
+void spice_pixman_blit_colorkey(pixman_image_t *dest,
+                                pixman_image_t *src,
+                                int src_x, int src_y,
+                                int dest_x, int dest_y,
+                                int width, int height,
+                                uint32_t transparent_color);
+void spice_pixman_copy_rect(pixman_image_t *image,
+                            int src_x, int src_y,
+                            int w, int h,
+                            int dest_x, int dest_y);
+
+#endif /* _H__PIXMAN_UTILS */