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-rw-r--r--src/gallium/drivers/i915simple/i915_context.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/src/gallium/drivers/i915simple/i915_context.c b/src/gallium/drivers/i915simple/i915_context.c
index c609d16a5a..81cab75738 100644
--- a/src/gallium/drivers/i915simple/i915_context.c
+++ b/src/gallium/drivers/i915simple/i915_context.c
@@ -50,10 +50,12 @@ static void i915_destroy( struct pipe_context *pipe )
static boolean
-i915_draw_elements( struct pipe_context *pipe,
- struct pipe_buffer *indexBuffer,
- unsigned indexSize,
- unsigned prim, unsigned start, unsigned count)
+i915_draw_range_elements(struct pipe_context *pipe,
+ struct pipe_buffer *indexBuffer,
+ unsigned indexSize,
+ unsigned min_index,
+ unsigned max_index,
+ unsigned prim, unsigned start, unsigned count)
{
struct i915_context *i915 = i915_context( pipe );
struct draw_context *draw = i915->draw;
@@ -77,7 +79,10 @@ i915_draw_elements( struct pipe_context *pipe,
void *mapped_indexes
= pipe->winsys->buffer_map(pipe->winsys, indexBuffer,
PIPE_BUFFER_USAGE_CPU_READ);
- draw_set_mapped_element_buffer(draw, indexSize, mapped_indexes);
+ draw_set_mapped_element_buffer_range(draw, indexSize,
+ min_index,
+ max_index,
+ mapped_indexes);
}
else {
/* no index/element buffer */
@@ -102,12 +107,23 @@ i915_draw_elements( struct pipe_context *pipe,
}
if (indexBuffer) {
pipe->winsys->buffer_unmap(pipe->winsys, indexBuffer);
- draw_set_mapped_element_buffer(draw, 0, NULL);
+ draw_set_mapped_element_buffer_range(draw, 0, start, start + count - 1, NULL);
}
return TRUE;
}
+static boolean
+i915_draw_elements( struct pipe_context *pipe,
+ struct pipe_buffer *indexBuffer,
+ unsigned indexSize,
+ unsigned prim, unsigned start, unsigned count)
+{
+ return i915_draw_range_elements( pipe, indexBuffer,
+ indexSize,
+ 0, 0xffffffff,
+ prim, start, count );
+}
static boolean i915_draw_arrays( struct pipe_context *pipe,
unsigned prim, unsigned start, unsigned count)
@@ -138,6 +154,7 @@ struct pipe_context *i915_create_context( struct pipe_screen *screen,
i915->pipe.draw_arrays = i915_draw_arrays;
i915->pipe.draw_elements = i915_draw_elements;
+ i915->pipe.draw_range_elements = i915_draw_range_elements;
/*
* Create drawing context and plug our rendering stage into it.