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authormarha <marha@users.sourceforge.net>2011-11-04 08:57:20 +0100
committermarha <marha@users.sourceforge.net>2011-11-04 08:57:20 +0100
commit02f377d5e2dd18537d0807ad63675a0970b5a37d (patch)
tree1814c826db4d95a30ad71431d9c84b8d2611ec18 /mesalib/src/mesa/main/renderbuffer.c
parent6f4feafd4d22beaabfb0202e66b0dea9047ee084 (diff)
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xserver pixman mesa git update 4 nov 2011
Diffstat (limited to 'mesalib/src/mesa/main/renderbuffer.c')
-rw-r--r--mesalib/src/mesa/main/renderbuffer.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/mesalib/src/mesa/main/renderbuffer.c b/mesalib/src/mesa/main/renderbuffer.c
index 70011e6b2..33bec42d9 100644
--- a/mesalib/src/mesa/main/renderbuffer.c
+++ b/mesalib/src/mesa/main/renderbuffer.c
@@ -1716,6 +1716,33 @@ _mesa_soft_renderbuffer_storage(struct gl_context *ctx, struct gl_renderbuffer *
}
+void
+_mesa_map_soft_renderbuffer(struct gl_context *ctx,
+ struct gl_renderbuffer *rb,
+ GLuint x, GLuint y, GLuint w, GLuint h,
+ GLbitfield mode,
+ GLubyte **out_map,
+ GLint *out_stride)
+{
+ GLubyte *map = rb->Data;
+ int cpp = _mesa_get_format_bytes(rb->Format);
+ int stride = rb->RowStride * cpp;
+
+ ASSERT(rb->Data);
+
+ map += y * stride;
+ map += x * cpp;
+
+ *out_map = map;
+ *out_stride = stride;
+}
+
+void
+_mesa_unmap_soft_renderbuffer(struct gl_context *ctx,
+ struct gl_renderbuffer *rb)
+{
+}
+
/**********************************************************************/
/**********************************************************************/
@@ -1984,7 +2011,7 @@ _mesa_init_renderbuffer(struct gl_renderbuffer *rb, GLuint name)
rb->Width = 0;
rb->Height = 0;
- rb->InternalFormat = GL_NONE;
+ rb->InternalFormat = GL_RGBA;
rb->Format = MESA_FORMAT_NONE;
rb->DataType = GL_NONE;