13192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz/********************************************************** 23192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * Copyright 2008-2009 VMware, Inc. All rights reserved. 33192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * 43192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * Permission is hereby granted, free of charge, to any person 53192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * obtaining a copy of this software and associated documentation 63192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * files (the "Software"), to deal in the Software without 73192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * restriction, including without limitation the rights to use, copy, 83192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * modify, merge, publish, distribute, sublicense, and/or sell copies 93192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * of the Software, and to permit persons to whom the Software is 103192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * furnished to do so, subject to the following conditions: 113192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * 123192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * The above copyright notice and this permission notice shall be 133192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * included in all copies or substantial portions of the Software. 143192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * 153192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 163192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 173192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 183192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 193192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 203192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 213192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 223192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * SOFTWARE. 233192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * 243192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz **********************************************************/ 253192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 2628486880ca3ec39419ccee0cb1a3bedc9ef7117cJosé Fonseca#include "util/u_inlines.h" 273192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz#include "pipe/p_defines.h" 283192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz#include "util/u_math.h" 293192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz#include "tgsi/tgsi_parse.h" 303192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 313192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz#include "svga_context.h" 320b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák#include "svga_resource_buffer.h" 333192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 343192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz/*********************************************************************** 353192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz * Constant buffers 363192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz */ 373192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 383192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantzstruct svga_constbuf 393192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz{ 403192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz unsigned type; 413192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz float (*data)[4]; 423192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz unsigned count; 433192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz}; 443192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 453192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 463192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 473192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantzstatic void svga_set_constant_buffer(struct pipe_context *pipe, 483192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz uint shader, uint index, 49507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák struct pipe_constant_buffer *cb) 503192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz{ 513192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz struct svga_context *svga = svga_context(pipe); 52507337864fa80caf9f26602324d2c28dd0a75d61Marek Olšák struct pipe_resource *buf = cb ? cb->buffer : NULL; 533192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 540b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák if (cb && cb->user_buffer) { 556e588dff57a7a1f8c4d4f243cdf0580121fa9843Brian Paul buf = svga_user_buffer_create(pipe->screen, 566e588dff57a7a1f8c4d4f243cdf0580121fa9843Brian Paul (void *) cb->user_buffer, 570b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák cb->buffer_size, 580b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák PIPE_BIND_CONSTANT_BUFFER); 590b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák } 600b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák 613192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz assert(shader < PIPE_SHADER_TYPES); 623192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz assert(index == 0); 633192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 64287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell pipe_resource_reference( &svga->curr.cb[shader], 651278507e3bf2e83c7027820a0d313de267a440ffRoland Scheidegger buf ); 663192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 673192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz if (shader == PIPE_SHADER_FRAGMENT) 683192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz svga->dirty |= SVGA_NEW_FS_CONST_BUFFER; 693192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz else 703192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz svga->dirty |= SVGA_NEW_VS_CONST_BUFFER; 710b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák 720b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák if (cb && cb->user_buffer) { 730b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák pipe_resource_reference(&buf, NULL); 740b7d48cbad86eaac21fce3793da41b46db8be3b4Marek Olšák } 753192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz} 763192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 773192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 783192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 793192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantzvoid svga_init_constbuffer_functions( struct svga_context *svga ) 803192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz{ 813192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz svga->pipe.set_constant_buffer = svga_set_constant_buffer; 823192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz} 833192633d4abe262d413e41feb871fe8deed409d8Jakob Bornecrantz 84