1 /**************************************************************************
2
3 Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
4 VMware, Inc.
5
6 All Rights Reserved.
7
8 Permission is hereby granted, free of charge, to any person obtaining
9 a copy of this software and associated documentation files (the
10 "Software"), to deal in the Software without restriction, including
11 without limitation the rights to use, copy, modify, merge, publish,
12 distribute, sublicense, and/or sell copies of the Software, and to
13 permit persons to whom the Software is furnished to do so, subject to
14 the following conditions:
15
16 The above copyright notice and this permission notice (including the
17 next paragraph) shall be included in all copies or substantial
18 portions of the Software.
19
20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
24 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27
28 **************************************************************************/
29
30 /*
31 * Authors:
32 * Keith Whitwell <keithw@vmware.com>
33 */
34
35 #include "main/glheader.h"
36 #include "main/mtypes.h"
37 #include "main/macros.h"
38
39 #include "swrast_setup/swrast_setup.h"
40 #include "math/m_translate.h"
41 #include "tnl/tnl.h"
42
43 #include "radeon_context.h"
44 #include "radeon_ioctl.h"
45 #include "radeon_state.h"
46 #include "radeon_swtcl.h"
47 #include "radeon_maos.h"
48 #include "radeon_tcl.h"
49
emit_s0_vec(uint32_t * out,GLvoid * data,int stride,int count)50 static void emit_s0_vec(uint32_t *out, GLvoid *data, int stride, int count)
51 {
52 int i;
53 if (RADEON_DEBUG & RADEON_VERTS)
54 fprintf(stderr, "%s count %d stride %d\n",
55 __func__, count, stride);
56
57 for (i = 0; i < count; i++) {
58 out[0] = *(int *)data;
59 out[1] = 0;
60 out += 2;
61 data += stride;
62 }
63 }
64
emit_stq_vec(uint32_t * out,GLvoid * data,int stride,int count)65 static void emit_stq_vec(uint32_t *out, GLvoid *data, int stride, int count)
66 {
67 int i;
68
69 if (RADEON_DEBUG & RADEON_VERTS)
70 fprintf(stderr, "%s count %d stride %d\n",
71 __func__, count, stride);
72
73 for (i = 0; i < count; i++) {
74 out[0] = *(int *)data;
75 out[1] = *(int *)(data+4);
76 out[2] = *(int *)(data+12);
77 out += 3;
78 data += stride;
79 }
80 }
81
emit_tex_vector(struct gl_context * ctx,struct radeon_aos * aos,GLvoid * data,int size,int stride,int count)82 static void emit_tex_vector(struct gl_context *ctx, struct radeon_aos *aos,
83 GLvoid *data, int size, int stride, int count)
84 {
85 radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
86 int emitsize;
87 uint32_t *out;
88
89 if (RADEON_DEBUG & RADEON_VERTS)
90 fprintf(stderr, "%s %d/%d\n", __func__, count, size);
91
92 switch (size) {
93 case 4: emitsize = 3; break;
94 case 3: emitsize = 3; break;
95 default: emitsize = 2; break;
96 }
97
98
99 if (stride == 0) {
100 radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, emitsize * 4, 32);
101 count = 1;
102 aos->stride = 0;
103 }
104 else {
105 radeonAllocDmaRegion(rmesa, &aos->bo, &aos->offset, emitsize * count * 4, 32);
106 aos->stride = emitsize;
107 }
108
109 aos->components = emitsize;
110 aos->count = count;
111
112 /* Emit the data
113 */
114 radeon_bo_map(aos->bo, 1);
115 out = (uint32_t*)((char*)aos->bo->ptr + aos->offset);
116 switch (size) {
117 case 1:
118 emit_s0_vec( out, data, stride, count );
119 break;
120 case 2:
121 radeonEmitVec8( out, data, stride, count );
122 break;
123 case 3:
124 radeonEmitVec12( out, data, stride, count );
125 break;
126 case 4:
127 emit_stq_vec( out, data, stride, count );
128 break;
129 default:
130 assert(0);
131 exit(1);
132 break;
133 }
134 radeon_bo_unmap(aos->bo);
135 }
136
137
138
139
140 /* Emit any changed arrays to new GART memory, re-emit a packet to
141 * update the arrays.
142 */
radeonEmitArrays(struct gl_context * ctx,GLuint inputs)143 void radeonEmitArrays( struct gl_context *ctx, GLuint inputs )
144 {
145 r100ContextPtr rmesa = R100_CONTEXT( ctx );
146 struct vertex_buffer *VB = &TNL_CONTEXT( ctx )->vb;
147 GLuint nr = 0;
148 GLuint vfmt = 0;
149 GLuint count = VB->Count;
150 GLuint vtx, unit;
151
152 #if 0
153 if (RADEON_DEBUG & RADEON_VERTS)
154 _tnl_print_vert_flags( __func__, inputs );
155 #endif
156
157 if (1) {
158 if (!rmesa->tcl.obj.buf)
159 rcommon_emit_vector( ctx,
160 &(rmesa->tcl.aos[nr]),
161 (char *)VB->AttribPtr[_TNL_ATTRIB_POS]->data,
162 VB->AttribPtr[_TNL_ATTRIB_POS]->size,
163 VB->AttribPtr[_TNL_ATTRIB_POS]->stride,
164 count);
165
166 switch( VB->AttribPtr[_TNL_ATTRIB_POS]->size ) {
167 case 4: vfmt |= RADEON_CP_VC_FRMT_W0;
168 case 3: vfmt |= RADEON_CP_VC_FRMT_Z;
169 case 2: vfmt |= RADEON_CP_VC_FRMT_XY;
170 default:
171 break;
172 }
173 nr++;
174 }
175
176
177 if (inputs & VERT_BIT_NORMAL) {
178 if (!rmesa->tcl.norm.buf)
179 rcommon_emit_vector( ctx,
180 &(rmesa->tcl.aos[nr]),
181 (char *)VB->AttribPtr[_TNL_ATTRIB_NORMAL]->data,
182 3,
183 VB->AttribPtr[_TNL_ATTRIB_NORMAL]->stride,
184 count);
185
186 vfmt |= RADEON_CP_VC_FRMT_N0;
187 nr++;
188 }
189
190 if (inputs & VERT_BIT_COLOR0) {
191 int emitsize;
192 if (VB->AttribPtr[_TNL_ATTRIB_COLOR0]->size == 4 &&
193 (VB->AttribPtr[_TNL_ATTRIB_COLOR0]->stride != 0 ||
194 VB->AttribPtr[_TNL_ATTRIB_COLOR0]->data[0][3] != 1.0)) {
195 vfmt |= RADEON_CP_VC_FRMT_FPCOLOR | RADEON_CP_VC_FRMT_FPALPHA;
196 emitsize = 4;
197 }
198
199 else {
200 vfmt |= RADEON_CP_VC_FRMT_FPCOLOR;
201 emitsize = 3;
202 }
203
204 if (!rmesa->tcl.rgba.buf)
205 rcommon_emit_vector( ctx,
206 &(rmesa->tcl.aos[nr]),
207 (char *)VB->AttribPtr[_TNL_ATTRIB_COLOR0]->data,
208 emitsize,
209 VB->AttribPtr[_TNL_ATTRIB_COLOR0]->stride,
210 count);
211
212 nr++;
213 }
214
215
216 if (inputs & VERT_BIT_COLOR1) {
217 if (!rmesa->tcl.spec.buf) {
218
219 rcommon_emit_vector( ctx,
220 &(rmesa->tcl.aos[nr]),
221 (char *)VB->AttribPtr[_TNL_ATTRIB_COLOR1]->data,
222 3,
223 VB->AttribPtr[_TNL_ATTRIB_COLOR1]->stride,
224 count);
225 }
226
227 vfmt |= RADEON_CP_VC_FRMT_FPSPEC;
228 nr++;
229 }
230
231 /* FIXME: not sure if this is correct. May need to stitch this together with
232 secondary color. It seems odd that for primary color color and alpha values
233 are emitted together but for secondary color not. */
234 if (inputs & VERT_BIT_FOG) {
235 if (!rmesa->tcl.fog.buf)
236 rcommon_emit_vecfog( ctx,
237 &(rmesa->tcl.aos[nr]),
238 (char *)VB->AttribPtr[_TNL_ATTRIB_FOG]->data,
239 VB->AttribPtr[_TNL_ATTRIB_FOG]->stride,
240 count);
241
242 vfmt |= RADEON_CP_VC_FRMT_FPFOG;
243 nr++;
244 }
245
246
247 vtx = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &
248 ~(RADEON_TCL_VTX_Q0|RADEON_TCL_VTX_Q1|RADEON_TCL_VTX_Q2));
249
250 for (unit = 0; unit < ctx->Const.MaxTextureUnits; unit++) {
251 if (inputs & VERT_BIT_TEX(unit)) {
252 if (!rmesa->tcl.tex[unit].buf)
253 emit_tex_vector( ctx,
254 &(rmesa->tcl.aos[nr]),
255 (char *)VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->data,
256 VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->size,
257 VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->stride,
258 count );
259 nr++;
260
261 vfmt |= RADEON_ST_BIT(unit);
262 /* assume we need the 3rd coord if texgen is active for r/q OR at least
263 3 coords are submitted. This may not be 100% correct */
264 if (VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->size >= 3) {
265 vtx |= RADEON_Q_BIT(unit);
266 vfmt |= RADEON_Q_BIT(unit);
267 }
268 if ( (ctx->Texture.Unit[unit].TexGenEnabled & (R_BIT | Q_BIT)) )
269 vtx |= RADEON_Q_BIT(unit);
270 else if ((VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->size >= 3) &&
271 (!ctx->Texture.Unit[unit]._Current ||
272 ctx->Texture.Unit[unit]._Current->Target != GL_TEXTURE_CUBE_MAP)) {
273 GLuint swaptexmatcol = (VB->AttribPtr[_TNL_ATTRIB_TEX0 + unit]->size - 3);
274 if (((rmesa->NeedTexMatrix >> unit) & 1) &&
275 (swaptexmatcol != ((rmesa->TexMatColSwap >> unit) & 1)))
276 radeonUploadTexMatrix( rmesa, unit, swaptexmatcol ) ;
277 }
278 }
279 }
280
281 if (vtx != rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT]) {
282 RADEON_STATECHANGE( rmesa, tcl );
283 rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] = vtx;
284 }
285
286 rmesa->tcl.nr_aos_components = nr;
287 rmesa->tcl.vertex_format = vfmt;
288 }
289
290