From 8ea614832d62554ada44d0a0ef7dc96ec9a8f154 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Sun, 9 May 2010 18:42:14 -0600
Subject: mesa: use GL_RGBA16_SNORM for accum buffer

---
 src/mesa/main/renderbuffer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/mesa/main/renderbuffer.c')

diff --git a/src/mesa/main/renderbuffer.c b/src/mesa/main/renderbuffer.c
index b0e147604a..adc1199d87 100644
--- a/src/mesa/main/renderbuffer.c
+++ b/src/mesa/main/renderbuffer.c
@@ -986,6 +986,7 @@ _mesa_soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
       pixelSize = 4 * sizeof(GLubyte);
       break;
    case GL_RGBA16:
+   case GL_RGBA16_SNORM:
       /* for accum buffer */
       rb->Format = MESA_FORMAT_SIGNED_RGBA_16;
       rb->DataType = GL_SHORT;
@@ -1756,7 +1757,7 @@ _mesa_add_accum_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
    }
 
    rb->Format = MESA_FORMAT_SIGNED_RGBA_16;
-   rb->InternalFormat = GL_RGBA16;
+   rb->InternalFormat = GL_RGBA16_SNORM;
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
    _mesa_add_renderbuffer(fb, BUFFER_ACCUM, rb);
 
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