diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/gallium/drivers/i915/i915_prim_vbuf.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/src/gallium/drivers/i915/i915_prim_vbuf.c b/src/gallium/drivers/i915/i915_prim_vbuf.c index cf065fd51b..07546c03b2 100644 --- a/src/gallium/drivers/i915/i915_prim_vbuf.c +++ b/src/gallium/drivers/i915/i915_prim_vbuf.c @@ -53,6 +53,7 @@ #undef VBUF_USE_FIFO +#undef VBUF_MAP_BUFFER /** * Primitive renderer for i915. @@ -82,6 +83,12 @@ struct i915_vbuf_render { void *vbo_ptr; size_t vbo_max_used; +#ifndef VBUF_MAP_BUFFER + size_t map_used_start; + size_t map_used_end; + size_t map_size; +#endif + #ifdef VBUF_USE_FIFO /* Stuff for the pool */ struct util_fifo *pool_fifo; @@ -153,6 +160,14 @@ i915_vbuf_render_new_buf(struct i915_vbuf_render *i915_render, size_t size) i915_render->vbo_size = MAX2(size, i915_render->vbo_alloc_size); i915_render->vbo_offset = 0; +#ifndef VBUF_MAP_BUFFER + if (i915_render->vbo_size > i915_render->map_size) { + i915_render->map_size = i915_render->vbo_size; + FREE(i915_render->vbo_ptr); + i915_render->vbo_ptr = MALLOC(i915_render->map_size); + } +#endif + #ifdef VBUF_USE_FIFO if (i915_render->vbo_size != i915_render->pool_buffer_size) { i915_render->pool_not_used = TRUE; @@ -215,9 +230,13 @@ i915_vbuf_render_map_vertices(struct vbuf_render *render) if (i915->vbo_flushed) debug_printf("%s bad vbo flush occured stalling on hw\n", __FUNCTION__); +#ifdef VBUF_MAP_BUFFER i915_render->vbo_ptr = iws->buffer_map(iws, i915_render->vbo, TRUE); - - return (unsigned char *)i915_render->vbo_ptr + i915->vbo_offset; + return (unsigned char *)i915_render->vbo_ptr + i915_render->vbo_offset; +#else + (void)iws; + return (unsigned char *)i915_render->vbo_ptr; +#endif } static void @@ -230,7 +249,17 @@ i915_vbuf_render_unmap_vertices(struct vbuf_render *render, struct intel_winsys *iws = i915->iws; i915_render->vbo_max_used = MAX2(i915_render->vbo_max_used, i915_render->vertex_size * (max_index + 1)); +#ifdef VBUF_MAP_BUFFER iws->buffer_unmap(iws, i915_render->vbo); +#else + i915_render->map_used_start = i915_render->vertex_size * min_index; + i915_render->map_used_end = i915_render->vertex_size * (max_index + 1); + iws->buffer_write(iws, i915_render->vbo, + i915_render->map_used_start + i915_render->vbo_offset, + i915_render->map_used_end - i915_render->map_used_start, + i915_render->vbo_ptr + i915_render->map_used_start); + +#endif } static boolean @@ -614,8 +643,14 @@ i915_vbuf_render_create(struct i915_context *i915) i915_render->base.release_vertices = i915_vbuf_render_release_vertices; i915_render->base.destroy = i915_vbuf_render_destroy; +#ifndef VBUF_MAP_BUFFER + i915_render->map_size = 0; + i915_render->map_used_start = 0; + i915_render->map_used_end = 0; +#endif i915_render->vbo = NULL; + i915_render->vbo_ptr = NULL; i915_render->vbo_size = 0; i915_render->vbo_offset = 0; i915_render->vbo_alloc_size = i915_render->base.max_vertex_buffer_bytes * 4; |