1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 **********************************************************/
26 #include "pipe/p_compiler.h"
27 #include "util/u_inlines.h"
28 #include "pipe/p_defines.h"
29 #include "util/u_memory.h"
30 #include "util/u_math.h"
31 #include "util/u_upload_mgr.h"
33 #include "svga_context.h"
34 #include "svga_draw.h"
35 #include "svga_draw_private.h"
36 #include "svga_debug.h"
37 #include "svga_screen.h"
38 #include "svga_resource_buffer.h"
39 #include "svga_resource_texture.h"
40 #include "svga_surface.h"
41 #include "svga_winsys.h"
45 struct svga_hwtnl *svga_hwtnl_create( struct svga_context *svga,
46 struct u_upload_mgr *upload_ib,
47 struct svga_winsys_context *swc )
49 struct svga_hwtnl *hwtnl = CALLOC_STRUCT(svga_hwtnl);
54 hwtnl->upload_ib = upload_ib;
64 void svga_hwtnl_destroy( struct svga_hwtnl *hwtnl )
68 for (i = 0; i < PIPE_PRIM_MAX; i++) {
69 for (j = 0; j < IDX_CACHE_MAX; j++) {
70 pipe_resource_reference( &hwtnl->index_cache[i][j].buffer,
75 for (i = 0; i < hwtnl->cmd.vdecl_count; i++)
76 pipe_resource_reference(&hwtnl->cmd.vdecl_vb[i], NULL);
78 for (i = 0; i < hwtnl->cmd.prim_count; i++)
79 pipe_resource_reference(&hwtnl->cmd.prim_ib[i], NULL);
86 void svga_hwtnl_set_flatshade( struct svga_hwtnl *hwtnl,
88 boolean flatshade_first )
90 hwtnl->hw_pv = PV_FIRST;
91 hwtnl->api_pv = (flatshade && !flatshade_first) ? PV_LAST : PV_FIRST;
94 void svga_hwtnl_set_unfilled( struct svga_hwtnl *hwtnl,
97 hwtnl->api_fillmode = mode;
100 void svga_hwtnl_reset_vdecl( struct svga_hwtnl *hwtnl,
105 assert(hwtnl->cmd.prim_count == 0);
107 for (i = count; i < hwtnl->cmd.vdecl_count; i++) {
108 pipe_resource_reference(&hwtnl->cmd.vdecl_vb[i],
112 hwtnl->cmd.vdecl_count = count;
116 void svga_hwtnl_vdecl( struct svga_hwtnl *hwtnl,
118 const SVGA3dVertexDecl *decl,
119 struct pipe_resource *vb)
121 assert(hwtnl->cmd.prim_count == 0);
123 assert( i < hwtnl->cmd.vdecl_count );
125 hwtnl->cmd.vdecl[i] = *decl;
127 pipe_resource_reference(&hwtnl->cmd.vdecl_vb[i], vb);
133 svga_hwtnl_flush( struct svga_hwtnl *hwtnl )
135 struct svga_winsys_context *swc = hwtnl->cmd.swc;
136 struct svga_context *svga = hwtnl->svga;
139 if (hwtnl->cmd.prim_count) {
140 struct svga_winsys_surface *vb_handle[SVGA3D_INPUTREG_MAX];
141 struct svga_winsys_surface *ib_handle[QSZ];
142 struct svga_winsys_surface *handle;
143 SVGA3dVertexDecl *vdecl;
144 SVGA3dPrimitiveRange *prim;
147 /* Unmap upload manager vertex buffers */
148 u_upload_flush(svga->upload_vb);
150 for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
151 handle = svga_buffer_handle(svga, hwtnl->cmd.vdecl_vb[i]);
153 return PIPE_ERROR_OUT_OF_MEMORY;
155 vb_handle[i] = handle;
158 /* Unmap upload manager index buffers */
159 u_upload_flush(svga->upload_ib);
161 for (i = 0; i < hwtnl->cmd.prim_count; i++) {
162 if (hwtnl->cmd.prim_ib[i]) {
163 handle = svga_buffer_handle(svga, hwtnl->cmd.prim_ib[i]);
165 return PIPE_ERROR_OUT_OF_MEMORY;
170 ib_handle[i] = handle;
173 if (svga->rebind.rendertargets) {
174 ret = svga_reemit_framebuffer_bindings(svga);
175 if (ret != PIPE_OK) {
180 if (svga->rebind.texture_samplers) {
181 ret = svga_reemit_tss_bindings(svga);
182 if (ret != PIPE_OK) {
187 SVGA_DBG(DEBUG_DMA, "draw to sid %p, %d prims\n",
188 svga->curr.framebuffer.cbufs[0] ?
189 svga_surface(svga->curr.framebuffer.cbufs[0])->handle : NULL,
190 hwtnl->cmd.prim_count);
192 ret = SVGA3D_BeginDrawPrimitives(swc,
194 hwtnl->cmd.vdecl_count,
196 hwtnl->cmd.prim_count);
203 hwtnl->cmd.vdecl_count * sizeof hwtnl->cmd.vdecl[0]);
205 for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
206 /* Given rangeHint is considered to be relative to indexBias, and
207 * indexBias varies per primitive, we cannot accurately supply an
208 * rangeHint when emitting more than one primitive per draw command.
210 if (hwtnl->cmd.prim_count == 1) {
211 vdecl[i].rangeHint.first = hwtnl->cmd.min_index[0];
212 vdecl[i].rangeHint.last = hwtnl->cmd.max_index[0] + 1;
215 vdecl[i].rangeHint.first = 0;
216 vdecl[i].rangeHint.last = 0;
219 swc->surface_relocation(swc,
220 &vdecl[i].array.surfaceId,
227 hwtnl->cmd.prim_count * sizeof hwtnl->cmd.prim[0]);
229 for (i = 0; i < hwtnl->cmd.prim_count; i++) {
230 swc->surface_relocation(swc,
231 &prim[i].indexArray.surfaceId,
234 pipe_resource_reference(&hwtnl->cmd.prim_ib[i], NULL);
237 SVGA_FIFOCommitAll( swc );
238 hwtnl->cmd.prim_count = 0;
248 /***********************************************************************
249 * Internal functions:
252 enum pipe_error svga_hwtnl_prim( struct svga_hwtnl *hwtnl,
253 const SVGA3dPrimitiveRange *range,
256 struct pipe_resource *ib )
263 for (i = 0; i < hwtnl->cmd.vdecl_count; i++) {
264 struct pipe_resource *vb = hwtnl->cmd.vdecl_vb[i];
265 unsigned size = vb ? vb->width0 : 0;
266 unsigned offset = hwtnl->cmd.vdecl[i].array.offset;
267 unsigned stride = hwtnl->cmd.vdecl[i].array.stride;
268 unsigned index_bias = range->indexBias;
273 assert(offset < size);
274 assert(index_bias >= 0);
275 assert(min_index <= max_index);
276 assert(offset + index_bias*stride < size);
277 if (min_index != ~0) {
278 assert(offset + (index_bias + min_index) * stride < size);
281 switch (hwtnl->cmd.vdecl[i].identity.type) {
282 case SVGA3D_DECLTYPE_FLOAT1:
285 case SVGA3D_DECLTYPE_FLOAT2:
288 case SVGA3D_DECLTYPE_FLOAT3:
291 case SVGA3D_DECLTYPE_FLOAT4:
294 case SVGA3D_DECLTYPE_D3DCOLOR:
297 case SVGA3D_DECLTYPE_UBYTE4:
300 case SVGA3D_DECLTYPE_SHORT2:
303 case SVGA3D_DECLTYPE_SHORT4:
306 case SVGA3D_DECLTYPE_UBYTE4N:
309 case SVGA3D_DECLTYPE_SHORT2N:
312 case SVGA3D_DECLTYPE_SHORT4N:
315 case SVGA3D_DECLTYPE_USHORT2N:
318 case SVGA3D_DECLTYPE_USHORT4N:
321 case SVGA3D_DECLTYPE_UDEC3:
324 case SVGA3D_DECLTYPE_DEC3N:
327 case SVGA3D_DECLTYPE_FLOAT16_2:
330 case SVGA3D_DECLTYPE_FLOAT16_4:
339 if (max_index != ~0) {
340 assert(offset + (index_bias + max_index) * stride + width <= size);
344 assert(range->indexWidth == range->indexArray.stride);
347 unsigned size = ib->width0;
348 unsigned offset = range->indexArray.offset;
349 unsigned stride = range->indexArray.stride;
353 assert(offset < size);
356 switch (range->primType) {
357 case SVGA3D_PRIMITIVE_POINTLIST:
358 count = range->primitiveCount;
360 case SVGA3D_PRIMITIVE_LINELIST:
361 count = range->primitiveCount * 2;
363 case SVGA3D_PRIMITIVE_LINESTRIP:
364 count = range->primitiveCount + 1;
366 case SVGA3D_PRIMITIVE_TRIANGLELIST:
367 count = range->primitiveCount * 3;
369 case SVGA3D_PRIMITIVE_TRIANGLESTRIP:
370 count = range->primitiveCount + 2;
372 case SVGA3D_PRIMITIVE_TRIANGLEFAN:
373 count = range->primitiveCount + 2;
381 assert(offset + count*stride <= size);
386 if (hwtnl->cmd.prim_count+1 >= QSZ) {
387 ret = svga_hwtnl_flush( hwtnl );
392 /* min/max indices are relative to bias */
393 hwtnl->cmd.min_index[hwtnl->cmd.prim_count] = min_index;
394 hwtnl->cmd.max_index[hwtnl->cmd.prim_count] = max_index;
396 hwtnl->cmd.prim[hwtnl->cmd.prim_count] = *range;
398 pipe_resource_reference(&hwtnl->cmd.prim_ib[hwtnl->cmd.prim_count], ib);
399 hwtnl->cmd.prim_count++;