From 06ebc46e65d7dea6f146db85150021814d2439bf Mon Sep 17 00:00:00 2001
From: George Sapountzis <gsapountzis@gmail.com>
Date: Sun, 14 Mar 2010 11:36:45 +0200
Subject: dri: add dri_sw.c helper

This is dri_util.c stripped from the drm-specific bits and will be used for
both classic and gallium swrast_dri.so
---
 src/mesa/drivers/dri/common/dri_sw.h | 115 +++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 src/mesa/drivers/dri/common/dri_sw.h

(limited to 'src/mesa/drivers/dri/common/dri_sw.h')

diff --git a/src/mesa/drivers/dri/common/dri_sw.h b/src/mesa/drivers/dri/common/dri_sw.h
new file mode 100644
index 0000000000..b7257b14a2
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_sw.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+ * 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, sublicense,
+ * 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 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL 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_H
+#define _DRI_SW_H
+
+#include <GL/gl.h>
+#include <GL/internal/dri_interface.h>
+#include "main/mtypes.h"
+
+
+/**
+ * Extensions
+ */
+extern const __DRIcoreExtension driCoreExtension;
+extern const __DRIswrastExtension driSWRastExtension;
+
+
+/**
+ * Data types
+ */
+struct __DRIscreenRec {
+    int myNum;
+
+    int fd;
+
+    void *private;
+
+    const __DRIextension **extensions;
+
+    const __DRIswrastLoaderExtension *swrast_loader;
+};
+
+struct __DRIcontextRec {
+
+    GLcontext Base;
+
+    void *loaderPrivate;
+
+    __DRIdrawable *driDrawablePriv;
+
+    __DRIdrawable *driReadablePriv;
+
+    __DRIscreen *driScreenPriv;
+};
+
+struct __DRIdrawableRec {
+
+    GLframebuffer Base;
+
+    void *loaderPrivate;
+
+    __DRIscreen *driScreenPriv;
+
+    int refcount;
+
+    /* scratch row for optimized front-buffer rendering */
+    char *row;
+};
+
+
+/**
+ * Driver callback functions
+ */
+struct __DriverAPIRec {
+    const __DRIconfig **(*InitScreen) (__DRIscreen * priv);
+
+    void (*DestroyScreen)(__DRIscreen *driScrnPriv);
+
+    GLboolean (*CreateContext)(const __GLcontextModes *glVis,
+                               __DRIcontext *driContextPriv,
+                               void *sharedContextPrivate);
+
+    void (*DestroyContext)(__DRIcontext *driContextPriv);
+
+    GLboolean (*CreateBuffer)(__DRIscreen *driScrnPriv,
+                              __DRIdrawable *driDrawPriv,
+                              const __GLcontextModes *glVis,
+                              GLboolean pixmapBuffer);
+
+    void (*DestroyBuffer)(__DRIdrawable *driDrawPriv);
+
+    void (*SwapBuffers)(__DRIdrawable *driDrawPriv);
+
+    GLboolean (*MakeCurrent)(__DRIcontext *driContextPriv,
+                             __DRIdrawable *driDrawPriv,
+                             __DRIdrawable *driReadPriv);
+
+    GLboolean (*UnbindContext)(__DRIcontext *driContextPriv);
+};
+
+extern const struct __DriverAPIRec driDriverAPI;
+
+#endif /* _DRI_SW_H */
-- 
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