From 5f91007f996d0b7e3233f221a6b0056203e356d2 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Mon, 9 Jun 2008 14:25:23 -0600
Subject: mesa: refactor: new _mesa_init_pixelstore() function

---
 src/mesa/main/context.c    |  2 ++
 src/mesa/main/pixel.c      | 28 ----------------------------
 src/mesa/main/pixelstore.c | 37 +++++++++++++++++++++++++++++++++++++
 src/mesa/main/pixelstore.h |  4 ++++
 4 files changed, 43 insertions(+), 28 deletions(-)

diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 00531800001..522420592c4 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -105,6 +105,7 @@
 #include "macros.h"
 #include "matrix.h"
 #include "pixel.h"
+#include "pixelstore.h"
 #include "points.h"
 #include "polygon.h"
 #include "queryobj.h"
@@ -969,6 +970,7 @@ init_attrib_groups(GLcontext *ctx)
    _mesa_init_matrix( ctx );
    _mesa_init_multisample( ctx );
    _mesa_init_pixel( ctx );
+   _mesa_init_pixelstore( ctx );
    _mesa_init_point( ctx );
    _mesa_init_polygon( ctx );
    _mesa_init_program( ctx );
diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c
index 1e2d31e1724..f14b225c1dc 100644
--- a/src/mesa/main/pixel.c
+++ b/src/mesa/main/pixel.c
@@ -1321,34 +1321,6 @@ _mesa_init_pixel( GLcontext *ctx )
    ASSIGN_4V(ctx->Pixel.TextureColorTableScale, 1.0, 1.0, 1.0, 1.0);
    ASSIGN_4V(ctx->Pixel.TextureColorTableBias, 0.0, 0.0, 0.0, 0.0);
 
-   /* Pixel transfer */
-   ctx->Pack.Alignment = 4;
-   ctx->Pack.RowLength = 0;
-   ctx->Pack.ImageHeight = 0;
-   ctx->Pack.SkipPixels = 0;
-   ctx->Pack.SkipRows = 0;
-   ctx->Pack.SkipImages = 0;
-   ctx->Pack.SwapBytes = GL_FALSE;
-   ctx->Pack.LsbFirst = GL_FALSE;
-   ctx->Pack.ClientStorage = GL_FALSE;
-   ctx->Pack.Invert = GL_FALSE;
-#if FEATURE_EXT_pixel_buffer_object
-   ctx->Pack.BufferObj = ctx->Array.NullBufferObj;
-#endif
-   ctx->Unpack.Alignment = 4;
-   ctx->Unpack.RowLength = 0;
-   ctx->Unpack.ImageHeight = 0;
-   ctx->Unpack.SkipPixels = 0;
-   ctx->Unpack.SkipRows = 0;
-   ctx->Unpack.SkipImages = 0;
-   ctx->Unpack.SwapBytes = GL_FALSE;
-   ctx->Unpack.LsbFirst = GL_FALSE;
-   ctx->Unpack.ClientStorage = GL_FALSE;
-   ctx->Unpack.Invert = GL_FALSE;
-#if FEATURE_EXT_pixel_buffer_object
-   ctx->Unpack.BufferObj = ctx->Array.NullBufferObj;
-#endif
-
    /*
     * _mesa_unpack_image() returns image data in this format.  When we
     * execute image commands (glDrawPixels(), glTexImage(), etc) from
diff --git a/src/mesa/main/pixelstore.c b/src/mesa/main/pixelstore.c
index f5f054f938e..3bf89bd3e18 100644
--- a/src/mesa/main/pixelstore.c
+++ b/src/mesa/main/pixelstore.c
@@ -224,3 +224,40 @@ _mesa_PixelStoref( GLenum pname, GLfloat param )
 {
    _mesa_PixelStorei( pname, (GLint) param );
 }
+
+
+
+/**
+ * Initialize the context's pixel store state.
+ */
+void
+_mesa_init_pixelstore( GLcontext *ctx )
+{
+   /* Pixel transfer */
+   ctx->Pack.Alignment = 4;
+   ctx->Pack.RowLength = 0;
+   ctx->Pack.ImageHeight = 0;
+   ctx->Pack.SkipPixels = 0;
+   ctx->Pack.SkipRows = 0;
+   ctx->Pack.SkipImages = 0;
+   ctx->Pack.SwapBytes = GL_FALSE;
+   ctx->Pack.LsbFirst = GL_FALSE;
+   ctx->Pack.ClientStorage = GL_FALSE;
+   ctx->Pack.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   ctx->Pack.BufferObj = ctx->Array.NullBufferObj;
+#endif
+   ctx->Unpack.Alignment = 4;
+   ctx->Unpack.RowLength = 0;
+   ctx->Unpack.ImageHeight = 0;
+   ctx->Unpack.SkipPixels = 0;
+   ctx->Unpack.SkipRows = 0;
+   ctx->Unpack.SkipImages = 0;
+   ctx->Unpack.SwapBytes = GL_FALSE;
+   ctx->Unpack.LsbFirst = GL_FALSE;
+   ctx->Unpack.ClientStorage = GL_FALSE;
+   ctx->Unpack.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   ctx->Unpack.BufferObj = ctx->Array.NullBufferObj;
+#endif
+}
diff --git a/src/mesa/main/pixelstore.h b/src/mesa/main/pixelstore.h
index c42f3040306..ee963f9ba3c 100644
--- a/src/mesa/main/pixelstore.h
+++ b/src/mesa/main/pixelstore.h
@@ -43,4 +43,8 @@ extern void GLAPIENTRY
 _mesa_PixelStoref( GLenum pname, GLfloat param );
 
 
+extern void
+_mesa_init_pixelstore( GLcontext *ctx );
+
+
 #endif
-- 
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