From a7a26503b67b8baa9df8b2bb194435d681559550 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Sun, 15 Oct 2006 18:51:22 +0000
Subject: Remove calls to _mesa_ResizeBuffersMESA() - generally replace with
 code to check the current window size, then call _mesa_resize_framebuffer().

---
 src/mesa/drivers/svga/svgamesa.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

(limited to 'src/mesa/drivers/svga')

diff --git a/src/mesa/drivers/svga/svgamesa.c b/src/mesa/drivers/svga/svgamesa.c
index 09330e78ab..0dd9a144fe 100644
--- a/src/mesa/drivers/svga/svgamesa.c
+++ b/src/mesa/drivers/svga/svgamesa.c
@@ -1,4 +1,4 @@
-/* $Id: svgamesa.c,v 1.26 2005/09/07 23:26:01 brianp Exp $ */
+/* $Id: svgamesa.c,v 1.27 2006/10/15 18:51:22 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -213,10 +213,18 @@ static void get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *heigh
    *height = SVGAMesa->height = vga_getydim();
 }
 
+/**
+ * We only implement this function as a mechanism to check if the
+ * framebuffer size has changed (and update corresponding state).
+ */
 static void viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
 {
-   /* poll for window size change and realloc software Z/stencil/etc if needed */
-   _mesa_ResizeBuffersMESA();
+   GLuint newWidth, newHeight;
+   GLframebuffer *buffer = ctx->WinSysDrawBuffer;
+   get_buffer_size( buffer, &newWidth, &newHeight );
+   if (buffer->Width != newWidth || buffer->Height != newHeight) {
+      _mesa_resize_framebuffer(ctx, buffer, newWidth, newHeight );
+   }
 }
 
 static void set_buffer( GLcontext *ctx, GLframebuffer *colorBuffer,
-- 
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