diff options
author | José Fonseca <[email protected]> | 2007-11-05 18:04:35 +0000 |
---|---|---|
committer | José Fonseca <[email protected]> | 2007-11-06 14:49:38 +0000 |
commit | fa1a66d7fc4fd7854de7958a48e4992edd154489 (patch) | |
tree | ce48a896ebbef8b09ee363774cdfdf86dfb52da6 /src/mesa/state_tracker | |
parent | 4f79dbd5aa6b8a955ac9dcc43cf0852acd89a320 (diff) |
Supply buffer usage hints to winsys.
Winsys driver needs some hints in order to allocate the appropriate kind of
memory for the buffer.
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r-- | src/mesa/state_tracker/st_atom_constbuf.c | 3 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_cb_bufferobjects.c | 20 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_cb_rasterpos.c | 7 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_draw.c | 4 |
4 files changed, 29 insertions, 5 deletions
diff --git a/src/mesa/state_tracker/st_atom_constbuf.c b/src/mesa/state_tracker/st_atom_constbuf.c index 7da71366761..446250c226c 100644 --- a/src/mesa/state_tracker/st_atom_constbuf.c +++ b/src/mesa/state_tracker/st_atom_constbuf.c @@ -80,7 +80,8 @@ void st_upload_constants( struct st_context *st, } /* load Mesa constants into the constant buffer */ - ws->buffer_data(ws, cbuf->buffer, paramBytes, params->ParameterValues); + ws->buffer_data(ws, cbuf->buffer, paramBytes, params->ParameterValues, + PIPE_BUFFER_USAGE_CONSTANT); cbuf->size = paramBytes; diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c index a593bd74d15..99e1eb3c7a6 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -104,11 +104,29 @@ st_bufferobj_data(GLcontext *ctx, { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); + unsigned buffer_usage; st_obj->Base.Size = size; st_obj->Base.Usage = usage; + + switch(target) { + case GL_PIXEL_PACK_BUFFER_ARB: + case GL_PIXEL_UNPACK_BUFFER_ARB: + buffer_usage = PIPE_BUFFER_USAGE_PIXEL; + break; + case GL_ARRAY_BUFFER_ARB: + buffer_usage = PIPE_BUFFER_USAGE_VERTEX; + break; + case GL_ELEMENT_ARRAY_BUFFER_ARB: + buffer_usage = PIPE_BUFFER_USAGE_INDEX; + break; + default: + buffer_usage = 0; + } - pipe->winsys->buffer_data( pipe->winsys, st_obj->buffer, size, data ); + pipe->winsys->buffer_data( pipe->winsys, st_obj->buffer, + size, data, + buffer_usage ); } diff --git a/src/mesa/state_tracker/st_cb_rasterpos.c b/src/mesa/state_tracker/st_cb_rasterpos.c index 40807fc05a3..5b97c1ee342 100644 --- a/src/mesa/state_tracker/st_cb_rasterpos.c +++ b/src/mesa/state_tracker/st_cb_rasterpos.c @@ -282,7 +282,9 @@ st_RasterPos(GLcontext *ctx, const GLfloat v[4]) const unsigned size = sizeof(ctx->Current.Attrib); const void *data = ctx->Current.Attrib; /* colors, texcoords, etc */ - pipe->winsys->buffer_data(pipe->winsys, buf, size, data); + pipe->winsys->buffer_data(pipe->winsys, buf, + size, data, + PIPE_BUFFER_USAGE_VERTEX); /* position */ pipe->winsys->buffer_subdata(pipe->winsys, buf, 0, /* offset */ @@ -301,7 +303,8 @@ st_RasterPos(GLcontext *ctx, const GLfloat v[4]) fb_buf.start_offset = 0; pipe->winsys->buffer_data(pipe->winsys, fb_buf.buffer, fb_buf.size, - NULL); /* data */ + NULL, /* data */ + PIPE_BUFFER_USAGE_VERTEX); if (pipe->set_feedback_buffer) pipe->set_feedback_buffer(pipe, 0, &fb_buf); } diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c index c3f33a447e9..3e2ed6cada8 100644 --- a/src/mesa/state_tracker/st_draw.c +++ b/src/mesa/state_tracker/st_draw.c @@ -289,7 +289,9 @@ st_draw_vertices(GLcontext *ctx, unsigned prim, /* XXX create one-time */ vbuf = pipe->winsys->buffer_create(pipe->winsys, 32); - pipe->winsys->buffer_data(pipe->winsys, vbuf, vertex_bytes, verts); + pipe->winsys->buffer_data(pipe->winsys, vbuf, + vertex_bytes, verts, + PIPE_BUFFER_USAGE_VERTEX); /* tell pipe about the vertex buffer */ vbuffer.buffer = vbuf; |