-
-/**
- * Draw vertex arrays, with optional indexing.
- * Basically, map the vertex buffers (and drawing surfaces), then hand off
- * the drawing to the 'draw' module.
- */
-static void
-softpipe_draw_range_elements_instanced(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize,
- int indexBias,
- unsigned minIndex,
- unsigned maxIndex,
- unsigned mode,
- unsigned start,
- unsigned count,
- unsigned startInstance,
- unsigned instanceCount);
-
-
void
-softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
- unsigned start, unsigned count)
-{
- softpipe_draw_range_elements_instanced(pipe,
- NULL,
- 0,
- 0,
- 0,
- 0xffffffff,
- mode,
- start,
- count,
- 0,
- 1);
-}
-
-void
-softpipe_draw_auto(struct pipe_context *pipe, unsigned mode)
+softpipe_draw_stream_output(struct pipe_context *pipe, unsigned mode)
{
struct softpipe_context *sp = softpipe_context(pipe);
struct draw_context *draw = sp->draw;
buf = (void*)((int32_t*)buf + offset);
draw_set_mapped_vertex_buffer(draw, 0, buf);
- draw_set_mapped_element_buffer_range(draw,
- 0, 0,
- start,
- start + count - 1,
- NULL);
+ draw_set_mapped_index_buffer(draw, NULL);
/* draw! */
- draw_arrays_instanced(draw, mode, start, count, 0, 1);
+ draw_arrays(draw, mode, start, count);
/* unmap vertex/index buffers - will cause draw module to flush */
draw_set_mapped_vertex_buffer(draw, 0, NULL);
}
+/**
+ * This function handles drawing indexed and non-indexed prims,
+ * instanced and non-instanced drawing, with or without min/max element
+ * indexes.
+ * All the other drawing functions are expressed in terms of this
+ * function.
+ *
+ * For non-indexed prims, indexBuffer should be NULL.
+ * For non-instanced drawing, instanceCount should be 1.
+ * When the min/max element indexes aren't known, minIndex should be 0
+ * and maxIndex should be ~0.
+ */
void
-softpipe_draw_range_elements(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize,
- int indexBias,
- unsigned min_index,
- unsigned max_index,
- unsigned mode, unsigned start, unsigned count)
-{
- softpipe_draw_range_elements_instanced(pipe,
- indexBuffer,
- indexSize,
- indexBias,
- min_index,
- max_index,
- mode,
- start,
- count,
- 0,
- 1);
-}
-
-
-void
-softpipe_draw_elements(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize, int indexBias,
- unsigned mode, unsigned start, unsigned count)
-{
- softpipe_draw_range_elements_instanced(pipe,
- indexBuffer,
- indexSize,
- indexBias,
- 0,
- 0xffffffff,
- mode,
- start,
- count,
- 0,
- 1);
-}
-
-void
-softpipe_draw_arrays_instanced(struct pipe_context *pipe,
- unsigned mode,
- unsigned start,
- unsigned count,
- unsigned startInstance,
- unsigned instanceCount)
-{
- softpipe_draw_range_elements_instanced(pipe,
- NULL,
- 0,
- 0,
- 0,
- 0xffffffff,
- mode,
- start,
- count,
- startInstance,
- instanceCount);
-}
-
-void
-softpipe_draw_elements_instanced(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize,
- int indexBias,
- unsigned mode,
- unsigned start,
- unsigned count,
- unsigned startInstance,
- unsigned instanceCount)
-{
- softpipe_draw_range_elements_instanced(pipe,
- indexBuffer,
- indexSize,
- indexBias,
- 0,
- 0xffffffff,
- mode,
- start,
- count,
- startInstance,
- instanceCount);
-}
-
-static void
-softpipe_draw_range_elements_instanced(struct pipe_context *pipe,
- struct pipe_resource *indexBuffer,
- unsigned indexSize,
- int indexBias,
- unsigned minIndex,
- unsigned maxIndex,
- unsigned mode,
- unsigned start,
- unsigned count,
- unsigned startInstance,
- unsigned instanceCount)
+softpipe_draw_vbo(struct pipe_context *pipe,
+ const struct pipe_draw_info *info)
{
struct softpipe_context *sp = softpipe_context(pipe);
struct draw_context *draw = sp->draw;
+ void *mapped_indices = NULL;
unsigned i;
if (!softpipe_check_render_cond(sp))
return;
- sp->reduced_api_prim = u_reduced_prim(mode);
+ sp->reduced_api_prim = u_reduced_prim(info->mode);
if (sp->dirty) {
softpipe_update_derived(sp);
}
/* Map index buffer, if present */
- if (indexBuffer) {
- void *mapped_indexes = softpipe_resource(indexBuffer)->data;
- draw_set_mapped_element_buffer_range(draw,
- indexSize,
- indexBias,
- minIndex,
- maxIndex,
- mapped_indexes);
- } else {
- /* no index/element buffer */
- draw_set_mapped_element_buffer_range(draw,
- 0, 0,
- start,
- start + count - 1,
- NULL);
- }
+ if (info->indexed && sp->index_buffer.buffer)
+ mapped_indices = softpipe_resource(sp->index_buffer.buffer)->data;
+
+ draw_set_mapped_index_buffer(draw, mapped_indices);
/* draw! */
- draw_arrays_instanced(draw, mode, start, count, startInstance, instanceCount);
+ draw_vbo(draw, info);
/* unmap vertex/index buffers - will cause draw module to flush */
for (i = 0; i < sp->num_vertex_buffers; i++) {
draw_set_mapped_vertex_buffer(draw, i, NULL);
}
- if (indexBuffer) {
- draw_set_mapped_element_buffer(draw, 0, 0, NULL);
+ if (mapped_indices) {
+ draw_set_mapped_index_buffer(draw, NULL);
}
/*