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path: root/src/gallium/auxiliary/draw/draw_context.c
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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_context.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_context.c35
1 files changed, 29 insertions, 6 deletions
diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c
index d118a8db52..c2b7a441bd 100644
--- a/src/gallium/auxiliary/draw/draw_context.c
+++ b/src/gallium/auxiliary/draw/draw_context.c
@@ -496,6 +496,27 @@ void draw_set_render( struct draw_context *draw,
}
+void
+draw_set_index_buffer(struct draw_context *draw,
+ const struct pipe_index_buffer *ib)
+{
+ if (ib)
+ memcpy(&draw->pt.index_buffer, ib, sizeof(draw->pt.index_buffer));
+ else
+ memset(&draw->pt.index_buffer, 0, sizeof(draw->pt.index_buffer));
+}
+
+
+/**
+ * Tell drawing context where to find mapped index/element buffer.
+ */
+void
+draw_set_mapped_index_buffer(struct draw_context *draw,
+ const void *elements)
+{
+ draw->pt.user.elts = elements;
+}
+
/**
* Tell the drawing context about the index/element buffer to use
@@ -515,8 +536,13 @@ draw_set_mapped_element_buffer_range( struct draw_context *draw,
unsigned max_index,
const void *elements )
{
+ struct pipe_index_buffer ib;
+
+ memset(&ib, 0, sizeof(ib));
+ ib.index_size = eltSize;
+ draw_set_index_buffer(draw, &ib);
+
draw->pt.user.elts = elements;
- draw->pt.user.eltSize = eltSize;
draw->pt.user.eltBias = eltBias;
draw->pt.user.min_index = min_index;
draw->pt.user.max_index = max_index;
@@ -529,11 +555,8 @@ draw_set_mapped_element_buffer( struct draw_context *draw,
int eltBias,
const void *elements )
{
- draw->pt.user.elts = elements;
- draw->pt.user.eltSize = eltSize;
- draw->pt.user.eltBias = eltBias;
- draw->pt.user.min_index = 0;
- draw->pt.user.max_index = 0xffffffff;
+ draw_set_mapped_element_buffer_range(draw,
+ eltSize, eltBias, 0, 0xffffffff, elements);
}