From d493203045b214770473f8afeaa610542fe42c2a Mon Sep 17 00:00:00 2001 From: Stephane Marchesin Date: Sat, 15 Mar 2008 05:37:57 +0100 Subject: nv10. --- src/gallium/drivers/nv10/nv10_vbo.c | 72 +++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 src/gallium/drivers/nv10/nv10_vbo.c (limited to 'src/gallium/drivers/nv10/nv10_vbo.c') diff --git a/src/gallium/drivers/nv10/nv10_vbo.c b/src/gallium/drivers/nv10/nv10_vbo.c new file mode 100644 index 0000000000..025ad6de4b --- /dev/null +++ b/src/gallium/drivers/nv10/nv10_vbo.c @@ -0,0 +1,72 @@ +#include "draw/draw_context.h" +#include "pipe/p_context.h" +#include "pipe/p_state.h" +#include "pipe/p_util.h" + +#include "nv10_context.h" +#include "nv10_state.h" + +#include "nouveau/nouveau_channel.h" +#include "nouveau/nouveau_pushbuf.h" + +boolean nv10_draw_elements( struct pipe_context *pipe, + struct pipe_buffer *indexBuffer, + unsigned indexSize, + unsigned prim, unsigned start, unsigned count) +{ + struct nv10_context *nv10 = nv10_context( pipe ); + struct draw_context *draw = nv10->draw; + unsigned i; + + /* + * Map vertex buffers + */ + for (i = 0; i < PIPE_ATTRIB_MAX; i++) { + if (nv10->vtxbuf[i].buffer) { + void *buf + = pipe->winsys->buffer_map(pipe->winsys, + nv10->vtxbuf[i].buffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_vertex_buffer(draw, i, buf); + } + } + /* Map index buffer, if present */ + if (indexBuffer) { + void *mapped_indexes + = pipe->winsys->buffer_map(pipe->winsys, indexBuffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_element_buffer(draw, indexSize, mapped_indexes); + } + else { + /* no index/element buffer */ + draw_set_mapped_element_buffer(draw, 0, NULL); + } + + /* draw! */ + draw_arrays(nv10->draw, prim, start, count); + + /* + * unmap vertex/index buffers + */ + for (i = 0; i < PIPE_ATTRIB_MAX; i++) { + if (nv10->vtxbuf[i].buffer) { + pipe->winsys->buffer_unmap(pipe->winsys, nv10->vtxbuf[i].buffer); + draw_set_mapped_vertex_buffer(draw, i, NULL); + } + } + if (indexBuffer) { + pipe->winsys->buffer_unmap(pipe->winsys, indexBuffer); + draw_set_mapped_element_buffer(draw, 0, NULL); + } + + return TRUE; +} + +boolean nv10_draw_arrays( struct pipe_context *pipe, + unsigned prim, unsigned start, unsigned count) +{ + return nv10_draw_elements(pipe, NULL, 0, prim, start, count); +} + + + -- cgit v1.2.3