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
34void
35nv10_emit_alpha_func(struct gl_context *ctx, int emit)
36{
37	struct nouveau_pushbuf *push = context_push(ctx);
38
39	BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_ENABLE), 1);
40	PUSH_DATAb(push, ctx->Color.AlphaEnabled);
41
42	BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_FUNC), 2);
43	PUSH_DATA (push, nvgl_comparison_op(ctx->Color.AlphaFunc));
44	PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.AlphaRef));
45}
46
47void
48nv10_emit_blend_color(struct gl_context *ctx, int emit)
49{
50	struct nouveau_pushbuf *push = context_push(ctx);
51
52	BEGIN_NV04(push, NV10_3D(BLEND_COLOR), 1);
53	PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.BlendColor[3]) << 24 |
54		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[0]) << 16 |
55		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[1]) << 8 |
56		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[2]) << 0);
57}
58
59void
60nv10_emit_blend_equation(struct gl_context *ctx, int emit)
61{
62	struct nouveau_pushbuf *push = context_push(ctx);
63
64	BEGIN_NV04(push, NV10_3D(BLEND_FUNC_ENABLE), 1);
65	PUSH_DATAb(push, ctx->Color.BlendEnabled);
66
67	BEGIN_NV04(push, NV10_3D(BLEND_EQUATION), 1);
68	PUSH_DATA (push, nvgl_blend_eqn(ctx->Color.Blend[0].EquationRGB));
69}
70
71void
72nv10_emit_blend_func(struct gl_context *ctx, int emit)
73{
74	struct nouveau_pushbuf *push = context_push(ctx);
75
76	BEGIN_NV04(push, NV10_3D(BLEND_FUNC_SRC), 2);
77	PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].SrcRGB));
78	PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].DstRGB));
79}
80
81void
82nv10_emit_color_mask(struct gl_context *ctx, int emit)
83{
84	struct nouveau_pushbuf *push = context_push(ctx);
85
86	BEGIN_NV04(push, NV10_3D(COLOR_MASK), 1);
87	PUSH_DATA (push, ((ctx->Color.ColorMask[0][3] ? 1 << 24 : 0) |
88			(ctx->Color.ColorMask[0][0] ? 1 << 16 : 0) |
89			(ctx->Color.ColorMask[0][1] ? 1 << 8 : 0) |
90			(ctx->Color.ColorMask[0][2] ? 1 << 0 : 0)));
91}
92
93void
94nv10_emit_depth(struct gl_context *ctx, int emit)
95{
96	struct nouveau_pushbuf *push = context_push(ctx);
97
98	BEGIN_NV04(push, NV10_3D(DEPTH_TEST_ENABLE), 1);
99	PUSH_DATAb(push, ctx->Depth.Test);
100	BEGIN_NV04(push, NV10_3D(DEPTH_WRITE_ENABLE), 1);
101	PUSH_DATAb(push, ctx->Depth.Mask);
102	BEGIN_NV04(push, NV10_3D(DEPTH_FUNC), 1);
103	PUSH_DATA (push, nvgl_comparison_op(ctx->Depth.Func));
104}
105
106void
107nv10_emit_dither(struct gl_context *ctx, int emit)
108{
109	struct nouveau_pushbuf *push = context_push(ctx);
110
111	BEGIN_NV04(push, NV10_3D(DITHER_ENABLE), 1);
112	PUSH_DATAb(push, ctx->Color.DitherFlag);
113}
114
115void
116nv10_emit_logic_opcode(struct gl_context *ctx, int emit)
117{
118	struct nouveau_pushbuf *push = context_push(ctx);
119
120	assert(!ctx->Color.ColorLogicOpEnabled
121	       || context_chipset(ctx) >= 0x11);
122
123	BEGIN_NV04(push, NV11_3D(COLOR_LOGIC_OP_ENABLE), 2);
124	PUSH_DATAb(push, ctx->Color.ColorLogicOpEnabled);
125	PUSH_DATA (push, nvgl_logicop_func(ctx->Color.LogicOp));
126}
127
128void
129nv10_emit_shade_model(struct gl_context *ctx, int emit)
130{
131	struct nouveau_pushbuf *push = context_push(ctx);
132
133	BEGIN_NV04(push, NV10_3D(SHADE_MODEL), 1);
134	PUSH_DATA (push, ctx->Light.ShadeModel == GL_SMOOTH ?
135		 NV10_3D_SHADE_MODEL_SMOOTH : NV10_3D_SHADE_MODEL_FLAT);
136}
137
138void
139nv10_emit_stencil_func(struct gl_context *ctx, int emit)
140{
141	struct nouveau_pushbuf *push = context_push(ctx);
142
143	BEGIN_NV04(push, NV10_3D(STENCIL_ENABLE), 1);
144	PUSH_DATAb(push, ctx->Stencil.Enabled);
145
146	BEGIN_NV04(push, NV10_3D(STENCIL_FUNC_FUNC), 3);
147	PUSH_DATA (push, nvgl_comparison_op(ctx->Stencil.Function[0]));
148	PUSH_DATA (push, ctx->Stencil.Ref[0]);
149	PUSH_DATA (push, ctx->Stencil.ValueMask[0]);
150}
151
152void
153nv10_emit_stencil_mask(struct gl_context *ctx, int emit)
154{
155	struct nouveau_pushbuf *push = context_push(ctx);
156
157	BEGIN_NV04(push, NV10_3D(STENCIL_MASK), 1);
158	PUSH_DATA (push, ctx->Stencil.WriteMask[0]);
159}
160
161void
162nv10_emit_stencil_op(struct gl_context *ctx, int emit)
163{
164	struct nouveau_pushbuf *push = context_push(ctx);
165
166	BEGIN_NV04(push, NV10_3D(STENCIL_OP_FAIL), 3);
167	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.FailFunc[0]));
168	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZFailFunc[0]));
169	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZPassFunc[0]));
170}
171