Attachment 325 Details for Bug 2998 – mesa-7.1-fbconfig-fix.patch

[patch] mesa-7.1-fbconfig-fix.patch

mesa-7.1-fbconfig-fix.patch (text/plain), 2.00 KB, created by Peter Åstrand on 2009-03-12 14:44:50 CET

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Creator: Peter Åstrand

Created: 2009-03-12 14:44:50 CET

Size: 2.00 KB

patch

obsolete

>From 2771862adcbc163c0a3f3eaaf4b58c658e72f680 Mon Sep 17 00:00:00 2001
>From: Jie Luo <clotho67@gmail.com>
>Date: Tue, 08  Apr  2008  23:17:06  +0000
>Subject: Handle fbconfig comparison correctly for attributes the X server didn't send.
>
>---
>diff --git a/src/glx/x11/dri_glx.c b/src/glx/x11/dri_glx.c
>index fd10047..70873c2 100644
>--- a/src/glx/x11/dri_glx.c
>+++ b/src/glx/x11/dri_glx.c
>@@ -520,13 +520,13 @@ static const struct { unsigned int attrib, offset; } attribMap[] = {
> static int
> scalarEqual(__GLcontextModes *mode, unsigned int attrib, unsigned int value)
> {
>-    unsigned int driValue;
>+    unsigned int glxValue;
>     int i;
> 
>     for (i = 0; i < ARRAY_SIZE(attribMap); i++)
> 	if (attribMap[i].attrib == attrib) {
>-	    driValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
>-	    return driValue == value;
>+	    glxValue = *(unsigned int *) ((char *) mode + attribMap[i].offset);
>+	    return glxValue == GLX_DONT_CARE || glxValue == value;
> 	}
> 
>     return GL_TRUE; /* Is a non-existing attribute equal to value? */
>@@ -572,7 +572,8 @@ driConfigEqual(const __DRIcoreExtension *core,
> 		glxValue |= GLX_TEXTURE_2D_BIT_EXT;
> 	    if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT)
> 		glxValue |= GLX_TEXTURE_RECTANGLE_BIT_EXT;
>-	    if (glxValue != modes->bindToTextureTargets)
>+	    if (modes->bindToTextureTargets != GLX_DONT_CARE &&
>+		glxValue != modes->bindToTextureTargets)
> 		return GL_FALSE;
> 	    break;	
> 
>diff --git a/src/glx/x11/glcontextmodes.c b/src/glx/x11/glcontextmodes.c
>index 58c548a..2a8e48d 100644
>--- a/src/glx/x11/glcontextmodes.c
>+++ b/src/glx/x11/glcontextmodes.c
>@@ -415,7 +415,7 @@ _gl_context_modes_create( unsigned count, size_t minimum_size )
>       (*next)->bindToTextureRgb = GLX_DONT_CARE;
>       (*next)->bindToTextureRgba = GLX_DONT_CARE;
>       (*next)->bindToMipmapTexture = GLX_DONT_CARE;
>-      (*next)->bindToTextureTargets = 0;
>+      (*next)->bindToTextureTargets = GLX_DONT_CARE;
>       (*next)->yInverted = GLX_DONT_CARE;
> 
>       next = & ((*next)->next);
>--
>cgit v0.7.2-37-g538c

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