1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
|
/**************************************************************************
Copyright 2006 Jeremy Kolb
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
on the rights to use, copy, modify, merge, publish, distribute, sub
license, 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 (including the next
paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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 "nouveau_context.h"
#include "nouveau_state.h"
#include "nouveau_swtcl.h"
#include "nouveau_fifo.h"
#include "swrast/swrast.h"
#include "tnl/tnl.h"
#include "swrast_setup/swrast_setup.h"
#include "tnl/t_pipeline.h"
#include "mtypes.h"
#include "colormac.h"
static __inline__ GLuint nouveauPackColor(GLuint format,
GLubyte r, GLubyte g,
GLubyte b, GLubyte a)
{
switch (format) {
case 2:
return PACK_COLOR_565( r, g, b );
case 4:
return PACK_COLOR_8888( r, g, b, a);
default:
fprintf(stderr, "unknown format %d\n", (int)format);
return 0;
}
}
static void nouveauCalcViewport(GLcontext *ctx)
{
/* Calculate the Viewport Matrix */
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
const GLfloat *v = ctx->Viewport._WindowMap.m;
GLfloat *m = nmesa->viewport.m;
GLfloat xoffset = nmesa->drawX, yoffset = nmesa->drawY + nmesa->drawH;
nmesa->depth_scale = 1.0 / ctx->DrawBuffer->_DepthMaxF;
m[MAT_SX] = v[MAT_SX];
m[MAT_TX] = v[MAT_TX] + xoffset + SUBPIXEL_X;
m[MAT_SY] = - v[MAT_SY];
m[MAT_TY] = (-v[MAT_TY]) + yoffset + SUBPIXEL_Y;
m[MAT_SZ] = v[MAT_SZ] * nmesa->depth_scale;
m[MAT_TZ] = v[MAT_TZ] * nmesa->depth_scale;
nmesa->hw_func.WindowMoved(nmesa);
}
static void nouveauViewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
{
/*
* Need to send (at least on an nv35 the following:
* cons = 4 (this may be bytes per pixel)
*
* The viewport:
* 445 0x0000bee0 {size: 0x0 channel: 0x1 cmd: 0x00009ee0} <-- VIEWPORT_SETUP/HEADER ?
* 446 0x00000000 {size: 0x0 channel: 0x0 cmd: 0x00000000} <-- x * cons
* 447 0x00000c80 {size: 0x0 channel: 0x0 cmd: 0x00000c80} <-- (height + x) * cons
* 448 0x00000000 {size: 0x0 channel: 0x0 cmd: 0x00000000} <-- y * cons
* 449 0x00000960 {size: 0x0 channel: 0x0 cmd: 0x00000960} <-- (width + y) * cons
* 44a 0x00082a00 {size: 0x2 channel: 0x1 cmd: 0x00000a00} <-- VIEWPORT_DIMS
* 44b 0x04000000 <-- (Width_from_glViewport << 16) | x
* 44c 0x03000000 <-- (Height_from_glViewport << 16) | (win_height - height - y)
*
*/
nouveauCalcViewport(ctx);
}
static void nouveauDepthRange(GLcontext *ctx, GLclampd near, GLclampd far)
{
nouveauCalcViewport(ctx);
}
static void nouveauUpdateProjectionMatrix(GLcontext *ctx)
{
}
static void nouveauUpdateModelviewMatrix(GLcontext *ctx)
{
}
static void nouveauDDUpdateHWState(GLcontext *ctx)
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
int new_state = nmesa->new_state;
if ( new_state || nmesa->new_render_state & _NEW_TEXTURE )
{
nmesa->new_state = 0;
/* Update the various parts of the context's state.
*/
/*
if ( new_state & NOUVEAU_NEW_ALPHA )
nouveauUpdateAlphaMode( ctx );
if ( new_state & NOUVEAU_NEW_DEPTH )
nouveauUpdateZMode( ctx );
if ( new_state & NOUVEAU_NEW_FOG )
nouveauUpdateFogAttrib( ctx );
if ( new_state & NOUVEAU_NEW_CLIP )
nouveauUpdateClipping( ctx );
if ( new_state & NOUVEAU_NEW_CULL )
nouveauUpdateCull( ctx );
if ( new_state & NOUVEAU_NEW_MASKS )
nouveauUpdateMasks( ctx );
if ( new_state & NOUVEAU_NEW_WINDOW )
nouveauUpdateWindow( ctx );
if ( nmesa->new_render_state & _NEW_TEXTURE ) {
nouveauUpdateTextureState( ctx );
}*/
}
}
static void nouveauDDInvalidateState(GLcontext *ctx, GLuint new_state)
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
if ( new_state & _NEW_PROJECTION ) {
nmesa->hw_func.UpdateProjectionMatrix(ctx);
}
if ( new_state & _NEW_MODELVIEW ) {
nmesa->hw_func.UpdateModelviewMatrix(ctx);
}
_swrast_InvalidateState( ctx, new_state );
_swsetup_InvalidateState( ctx, new_state );
_vbo_InvalidateState( ctx, new_state );
_tnl_InvalidateState( ctx, new_state );
NOUVEAU_CONTEXT(ctx)->new_render_state |= new_state;
}
/* Initialize the context's hardware state. */
void nouveauDDInitState(nouveauContextPtr nmesa)
{
uint32_t type = nmesa->screen->card->type;
switch(type)
{
case NV_04:
case NV_05:
nv04InitStateFuncs(nmesa->glCtx, &nmesa->glCtx->Driver);
break;
case NV_10:
case NV_11:
case NV_17:
nv10InitStateFuncs(nmesa->glCtx, &nmesa->glCtx->Driver);
break;
case NV_20:
nv20InitStateFuncs(nmesa->glCtx, &nmesa->glCtx->Driver);
break;
case NV_30:
case NV_40:
case NV_44:
nv30InitStateFuncs(nmesa->glCtx, &nmesa->glCtx->Driver);
break;
case NV_50:
nv50InitStateFuncs(nmesa->glCtx, &nmesa->glCtx->Driver);
break;
default:
break;
}
nouveau_state_cache_init(nmesa);
}
/* Initialize the driver's state functions */
void nouveauDDInitStateFuncs(GLcontext *ctx)
{
nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
ctx->Driver.UpdateState = nouveauDDInvalidateState;
ctx->Driver.ClearIndex = NULL;
ctx->Driver.ClearColor = NULL; //nouveauDDClearColor;
ctx->Driver.ClearStencil = NULL; //nouveauDDClearStencil;
ctx->Driver.DrawBuffer = NULL; //nouveauDDDrawBuffer;
ctx->Driver.ReadBuffer = NULL; //nouveauDDReadBuffer;
ctx->Driver.IndexMask = NULL;
ctx->Driver.ColorMask = NULL; //nouveauDDColorMask;
ctx->Driver.AlphaFunc = NULL; //nouveauDDAlphaFunc;
ctx->Driver.BlendEquationSeparate = NULL; //nouveauDDBlendEquationSeparate;
ctx->Driver.BlendFuncSeparate = NULL; //nouveauDDBlendFuncSeparate;
ctx->Driver.ClearDepth = NULL; //nouveauDDClearDepth;
ctx->Driver.CullFace = NULL; //nouveauDDCullFace;
ctx->Driver.FrontFace = NULL; //nouveauDDFrontFace;
ctx->Driver.DepthFunc = NULL; //nouveauDDDepthFunc;
ctx->Driver.DepthMask = NULL; //nouveauDDDepthMask;
ctx->Driver.Enable = NULL; //nouveauDDEnable;
ctx->Driver.Fogfv = NULL; //nouveauDDFogfv;
ctx->Driver.Hint = NULL;
ctx->Driver.Lightfv = NULL;
ctx->Driver.LightModelfv = NULL; //nouveauDDLightModelfv;
ctx->Driver.LogicOpcode = NULL; //nouveauDDLogicOpCode;
ctx->Driver.PolygonMode = NULL;
ctx->Driver.PolygonStipple = NULL; //nouveauDDPolygonStipple;
ctx->Driver.RenderMode = NULL; //nouveauDDRenderMode;
ctx->Driver.Scissor = NULL; //nouveauDDScissor;
ctx->Driver.ShadeModel = NULL; //nouveauDDShadeModel;
ctx->Driver.StencilFuncSeparate = NULL; //nouveauDDStencilFuncSeparate;
ctx->Driver.StencilMaskSeparate = NULL; //nouveauDDStencilMaskSeparate;
ctx->Driver.StencilOpSeparate = NULL; //nouveauDDStencilOpSeparate;
ctx->Driver.DepthRange = nouveauDepthRange;
ctx->Driver.Viewport = nouveauViewport;
/* Pixel path fallbacks.
*/
ctx->Driver.Accum = _swrast_Accum;
ctx->Driver.Bitmap = _swrast_Bitmap;
ctx->Driver.CopyPixels = _swrast_CopyPixels;
ctx->Driver.DrawPixels = _swrast_DrawPixels;
ctx->Driver.ReadPixels = _swrast_ReadPixels;
/* Swrast hooks for imaging extensions:
*/
ctx->Driver.CopyColorTable = _swrast_CopyColorTable;
ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable;
ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
/* Matrix updates */
nmesa->hw_func.UpdateProjectionMatrix = nouveauUpdateProjectionMatrix;
nmesa->hw_func.UpdateModelviewMatrix = nouveauUpdateModelviewMatrix;
}
#define STATE_INIT(a) if (ctx->Driver.a) ctx->Driver.a
void nouveauInitState(GLcontext *ctx)
{
/*
* Mesa should do this for us:
*/
STATE_INIT(AlphaFunc)( ctx,
ctx->Color.AlphaFunc,
ctx->Color.AlphaRef);
STATE_INIT(BlendColor)( ctx,
ctx->Color.BlendColor );
STATE_INIT(BlendEquationSeparate)( ctx,
ctx->Color.BlendEquationRGB,
ctx->Color.BlendEquationA);
STATE_INIT(BlendFuncSeparate)( ctx,
ctx->Color.BlendSrcRGB,
ctx->Color.BlendDstRGB,
ctx->Color.BlendSrcA,
ctx->Color.BlendDstA);
STATE_INIT(ClearColor)( ctx, ctx->Color.ClearColor);
STATE_INIT(ClearDepth)( ctx, ctx->Depth.Clear);
STATE_INIT(ClearStencil)( ctx, ctx->Stencil.Clear);
STATE_INIT(ColorMask)( ctx,
ctx->Color.ColorMask[RCOMP],
ctx->Color.ColorMask[GCOMP],
ctx->Color.ColorMask[BCOMP],
ctx->Color.ColorMask[ACOMP]);
STATE_INIT(CullFace)( ctx, ctx->Polygon.CullFaceMode );
STATE_INIT(DepthFunc)( ctx, ctx->Depth.Func );
STATE_INIT(DepthMask)( ctx, ctx->Depth.Mask );
STATE_INIT(DepthRange)( ctx, ctx->Viewport.Near, ctx->Viewport.Far );
STATE_INIT(Enable)( ctx, GL_ALPHA_TEST, ctx->Color.AlphaEnabled );
STATE_INIT(Enable)( ctx, GL_BLEND, ctx->Color.BlendEnabled );
STATE_INIT(Enable)( ctx, GL_COLOR_LOGIC_OP, ctx->Color.ColorLogicOpEnabled );
STATE_INIT(Enable)( ctx, GL_COLOR_SUM, ctx->Fog.ColorSumEnabled );
STATE_INIT(Enable)( ctx, GL_CULL_FACE, ctx->Polygon.CullFlag );
STATE_INIT(Enable)( ctx, GL_DEPTH_TEST, ctx->Depth.Test );
STATE_INIT(Enable)( ctx, GL_DITHER, ctx->Color.DitherFlag );
STATE_INIT(Enable)( ctx, GL_FOG, ctx->Fog.Enabled );
STATE_INIT(Enable)( ctx, GL_LIGHTING, ctx->Light.Enabled );
STATE_INIT(Enable)( ctx, GL_LINE_SMOOTH, ctx->Line.SmoothFlag );
STATE_INIT(Enable)( ctx, GL_LINE_STIPPLE, ctx->Line.StippleFlag );
STATE_INIT(Enable)( ctx, GL_POINT_SMOOTH, ctx->Point.SmoothFlag );
STATE_INIT(Enable)( ctx, GL_POLYGON_OFFSET_FILL, ctx->Polygon.OffsetFill);
STATE_INIT(Enable)( ctx, GL_POLYGON_OFFSET_LINE, ctx->Polygon.OffsetLine);
STATE_INIT(Enable)( ctx, GL_POLYGON_OFFSET_POINT, ctx->Polygon.OffsetPoint);
STATE_INIT(Enable)( ctx, GL_POLYGON_SMOOTH, ctx->Polygon.SmoothFlag );
STATE_INIT(Enable)( ctx, GL_POLYGON_STIPPLE, ctx->Polygon.StippleFlag );
STATE_INIT(Enable)( ctx, GL_SCISSOR_TEST, ctx->Scissor.Enabled );
STATE_INIT(Enable)( ctx, GL_STENCIL_TEST, ctx->Stencil.Enabled );
STATE_INIT(Enable)( ctx, GL_TEXTURE_1D, GL_FALSE );
STATE_INIT(Enable)( ctx, GL_TEXTURE_2D, GL_FALSE );
STATE_INIT(Enable)( ctx, GL_TEXTURE_RECTANGLE_NV, GL_FALSE );
STATE_INIT(Enable)( ctx, GL_TEXTURE_3D, GL_FALSE );
STATE_INIT(Enable)( ctx, GL_TEXTURE_CUBE_MAP, GL_FALSE );
STATE_INIT(Fogfv)( ctx, GL_FOG_COLOR, ctx->Fog.Color );
STATE_INIT(Fogfv)( ctx, GL_FOG_MODE, 0 );
STATE_INIT(Fogfv)( ctx, GL_FOG_DENSITY, &ctx->Fog.Density );
STATE_INIT(Fogfv)( ctx, GL_FOG_START, &ctx->Fog.Start );
STATE_INIT(Fogfv)( ctx, GL_FOG_END, &ctx->Fog.End );
STATE_INIT(FrontFace)( ctx, ctx->Polygon.FrontFace );
{
GLfloat f = (GLfloat)ctx->Light.Model.ColorControl;
STATE_INIT(LightModelfv)( ctx, GL_LIGHT_MODEL_COLOR_CONTROL, &f );
}
STATE_INIT(LineStipple)( ctx, ctx->Line.StippleFactor, ctx->Line.StipplePattern );
STATE_INIT(LineWidth)( ctx, ctx->Line.Width );
STATE_INIT(LogicOpcode)( ctx, ctx->Color.LogicOp );
STATE_INIT(PointSize)( ctx, ctx->Point.Size );
STATE_INIT(PolygonMode)( ctx, GL_FRONT, ctx->Polygon.FrontMode );
STATE_INIT(PolygonMode)( ctx, GL_BACK, ctx->Polygon.BackMode );
STATE_INIT(PolygonOffset)( ctx,
ctx->Polygon.OffsetFactor,
ctx->Polygon.OffsetUnits );
STATE_INIT(PolygonStipple)( ctx, (const GLubyte *)ctx->PolygonStipple );
STATE_INIT(ShadeModel)( ctx, ctx->Light.ShadeModel );
STATE_INIT(StencilFuncSeparate)( ctx, GL_FRONT,
ctx->Stencil.Function[0],
ctx->Stencil.Ref[0],
ctx->Stencil.ValueMask[0] );
STATE_INIT(StencilFuncSeparate)( ctx, GL_BACK,
ctx->Stencil.Function[1],
ctx->Stencil.Ref[1],
ctx->Stencil.ValueMask[1] );
STATE_INIT(StencilMaskSeparate)( ctx, GL_FRONT, ctx->Stencil.WriteMask[0] );
STATE_INIT(StencilMaskSeparate)( ctx, GL_BACK, ctx->Stencil.WriteMask[1] );
STATE_INIT(StencilOpSeparate)( ctx, GL_FRONT,
ctx->Stencil.FailFunc[0],
ctx->Stencil.ZFailFunc[0],
ctx->Stencil.ZPassFunc[0]);
STATE_INIT(StencilOpSeparate)( ctx, GL_BACK,
ctx->Stencil.FailFunc[1],
ctx->Stencil.ZFailFunc[1],
ctx->Stencil.ZPassFunc[1]);
}
|
