| 0,0 → 1,83 |
|---|
| /********************************************************** |
| * Copyright 2008-2009 VMware, Inc. All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person |
| * obtaining a copy of this software and associated documentation |
| * files (the "Software"), to deal in the Software without |
| * restriction, including without limitation the rights to use, copy, |
| * modify, merge, publish, distribute, sublicense, and/or sell copies |
| * of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| **********************************************************/ |
| |
| #include "util/u_inlines.h" |
| #include "pipe/p_defines.h" |
| #include "util/u_math.h" |
| #include "tgsi/tgsi_parse.h" |
| |
| #include "svga_context.h" |
| #include "svga_resource_buffer.h" |
| |
| /*********************************************************************** |
| * Constant buffers |
| */ |
| |
| struct svga_constbuf |
| { |
| unsigned type; |
| float (*data)[4]; |
| unsigned count; |
| }; |
| |
| |
| |
| static void svga_set_constant_buffer(struct pipe_context *pipe, |
| uint shader, uint index, |
| struct pipe_constant_buffer *cb) |
| { |
| struct svga_context *svga = svga_context(pipe); |
| struct pipe_resource *buf = cb ? cb->buffer : NULL; |
| |
| if (cb && cb->user_buffer) { |
| buf = svga_user_buffer_create(pipe->screen, |
| (void *) cb->user_buffer, |
| cb->buffer_size, |
| PIPE_BIND_CONSTANT_BUFFER); |
| } |
| |
| assert(shader < PIPE_SHADER_TYPES); |
| assert(index == 0); |
| |
| pipe_resource_reference( &svga->curr.cb[shader], |
| buf ); |
| |
| if (shader == PIPE_SHADER_FRAGMENT) |
| svga->dirty |= SVGA_NEW_FS_CONST_BUFFER; |
| else |
| svga->dirty |= SVGA_NEW_VS_CONST_BUFFER; |
| |
| if (cb && cb->user_buffer) { |
| pipe_resource_reference(&buf, NULL); |
| } |
| } |
| |
| |
| |
| void svga_init_constbuffer_functions( struct svga_context *svga ) |
| { |
| svga->pipe.set_constant_buffer = svga_set_constant_buffer; |
| } |
| |