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i915: Now using draw_elements_range

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This commit is contained in:
Jakob Bornecrantz 2008-05-29 16:57:34 +02:00
parent 7b0a551c4c
commit b12a31f59d
1 changed files with 23 additions and 6 deletions
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29
src/gallium/drivers/i915simple/i915_context.c
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@ -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.