1 /*
2  * Copyright (C) 2009 Francisco Jerez.
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the
14  * next paragraph) shall be included in all copies or substantial
15  * portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  *
25  */
26 
27 #include "nouveau_driver.h"
28 #include "nouveau_context.h"
29 #include "nouveau_gldefs.h"
30 #include "nouveau_util.h"
31 #include "nv10_3d.xml.h"
32 #include "nv10_driver.h"
33 
34 void
nv10_emit_cull_face(struct gl_context * ctx,int emit)35 nv10_emit_cull_face(struct gl_context *ctx, int emit)
36 {
37 	struct nouveau_pushbuf *push = context_push(ctx);
38 	GLenum mode = ctx->Polygon.CullFaceMode;
39 
40 	BEGIN_NV04(push, NV10_3D(CULL_FACE_ENABLE), 1);
41 	PUSH_DATAb(push, ctx->Polygon.CullFlag);
42 
43 	BEGIN_NV04(push, NV10_3D(CULL_FACE), 1);
44 	PUSH_DATA (push, (mode == GL_FRONT ? NV10_3D_CULL_FACE_FRONT :
45 			mode == GL_BACK ? NV10_3D_CULL_FACE_BACK :
46 			NV10_3D_CULL_FACE_FRONT_AND_BACK));
47 }
48 
49 void
nv10_emit_front_face(struct gl_context * ctx,int emit)50 nv10_emit_front_face(struct gl_context *ctx, int emit)
51 {
52 	struct nouveau_pushbuf *push = context_push(ctx);
53 
54 	BEGIN_NV04(push, NV10_3D(FRONT_FACE), 1);
55 	PUSH_DATA (push, ctx->Polygon.FrontFace == GL_CW ?
56 		 NV10_3D_FRONT_FACE_CW : NV10_3D_FRONT_FACE_CCW);
57 }
58 
59 void
nv10_emit_line_mode(struct gl_context * ctx,int emit)60 nv10_emit_line_mode(struct gl_context *ctx, int emit)
61 {
62 	struct nouveau_pushbuf *push = context_push(ctx);
63 	GLboolean smooth = ctx->Line.SmoothFlag &&
64 		ctx->Hint.LineSmooth == GL_NICEST;
65 
66 	BEGIN_NV04(push, NV10_3D(LINE_WIDTH), 1);
67 	PUSH_DATA (push, MAX2(smooth ? 0 : 1,
68 			    ctx->Line.Width) * 8);
69 	BEGIN_NV04(push, NV10_3D(LINE_SMOOTH_ENABLE), 1);
70 	PUSH_DATAb(push, smooth);
71 }
72 
73 void
nv10_emit_line_stipple(struct gl_context * ctx,int emit)74 nv10_emit_line_stipple(struct gl_context *ctx, int emit)
75 {
76 }
77 
78 void
nv10_emit_point_mode(struct gl_context * ctx,int emit)79 nv10_emit_point_mode(struct gl_context *ctx, int emit)
80 {
81 	struct nouveau_pushbuf *push = context_push(ctx);
82 
83 	BEGIN_NV04(push, NV10_3D(POINT_SIZE), 1);
84 	PUSH_DATA (push, (uint32_t)(ctx->Point.Size * 8));
85 
86 	BEGIN_NV04(push, NV10_3D(POINT_SMOOTH_ENABLE), 1);
87 	PUSH_DATAb(push, ctx->Point.SmoothFlag);
88 }
89 
90 void
nv10_emit_polygon_mode(struct gl_context * ctx,int emit)91 nv10_emit_polygon_mode(struct gl_context *ctx, int emit)
92 {
93 	struct nouveau_pushbuf *push = context_push(ctx);
94 
95 	BEGIN_NV04(push, NV10_3D(POLYGON_MODE_FRONT), 2);
96 	PUSH_DATA (push, nvgl_polygon_mode(ctx->Polygon.FrontMode));
97 	PUSH_DATA (push, nvgl_polygon_mode(ctx->Polygon.BackMode));
98 
99 	BEGIN_NV04(push, NV10_3D(POLYGON_SMOOTH_ENABLE), 1);
100 	PUSH_DATAb(push, ctx->Polygon.SmoothFlag);
101 }
102 
103 void
nv10_emit_polygon_offset(struct gl_context * ctx,int emit)104 nv10_emit_polygon_offset(struct gl_context *ctx, int emit)
105 {
106 	struct nouveau_pushbuf *push = context_push(ctx);
107 
108 	BEGIN_NV04(push, NV10_3D(POLYGON_OFFSET_POINT_ENABLE), 3);
109 	PUSH_DATAb(push, ctx->Polygon.OffsetPoint);
110 	PUSH_DATAb(push, ctx->Polygon.OffsetLine);
111 	PUSH_DATAb(push, ctx->Polygon.OffsetFill);
112 
113 	BEGIN_NV04(push, NV10_3D(POLYGON_OFFSET_FACTOR), 2);
114 	PUSH_DATAf(push, ctx->Polygon.OffsetFactor);
115 	PUSH_DATAf(push, ctx->Polygon.OffsetUnits);
116 }
117 
118 void
nv10_emit_polygon_stipple(struct gl_context * ctx,int emit)119 nv10_emit_polygon_stipple(struct gl_context *ctx, int emit)
120 {
121 }
122