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 "nv_object.xml.h"
32#include "nv10_3d.xml.h"
33#include "nv10_driver.h"
34
35#include "main/stencil.h"
36
37void
38nv10_emit_alpha_func(struct gl_context *ctx, int emit)
39{
40	struct nouveau_pushbuf *push = context_push(ctx);
41
42	BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_ENABLE), 1);
43	PUSH_DATAb(push, ctx->Color.AlphaEnabled);
44
45	BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_FUNC), 2);
46	PUSH_DATA (push, nvgl_comparison_op(ctx->Color.AlphaFunc));
47	PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.AlphaRef));
48}
49
50void
51nv10_emit_blend_color(struct gl_context *ctx, int emit)
52{
53	struct nouveau_pushbuf *push = context_push(ctx);
54
55	BEGIN_NV04(push, NV10_3D(BLEND_COLOR), 1);
56	PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.BlendColor[3]) << 24 |
57		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[0]) << 16 |
58		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[1]) << 8 |
59		 FLOAT_TO_UBYTE(ctx->Color.BlendColor[2]) << 0);
60}
61
62void
63nv10_emit_blend_equation(struct gl_context *ctx, int emit)
64{
65	struct nouveau_pushbuf *push = context_push(ctx);
66
67	BEGIN_NV04(push, NV10_3D(BLEND_FUNC_ENABLE), 1);
68	PUSH_DATAb(push, ctx->Color.BlendEnabled);
69
70	BEGIN_NV04(push, NV10_3D(BLEND_EQUATION), 1);
71	PUSH_DATA (push, nvgl_blend_eqn(ctx->Color.Blend[0].EquationRGB));
72}
73
74void
75nv10_emit_blend_func(struct gl_context *ctx, int emit)
76{
77	struct nouveau_pushbuf *push = context_push(ctx);
78
79	BEGIN_NV04(push, NV10_3D(BLEND_FUNC_SRC), 2);
80	PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].SrcRGB));
81	PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].DstRGB));
82}
83
84void
85nv10_emit_color_mask(struct gl_context *ctx, int emit)
86{
87	struct nouveau_pushbuf *push = context_push(ctx);
88
89	BEGIN_NV04(push, NV10_3D(COLOR_MASK), 1);
90	PUSH_DATA (push, ((ctx->Color.ColorMask[0][3] ? 1 << 24 : 0) |
91			(ctx->Color.ColorMask[0][0] ? 1 << 16 : 0) |
92			(ctx->Color.ColorMask[0][1] ? 1 << 8 : 0) |
93			(ctx->Color.ColorMask[0][2] ? 1 << 0 : 0)));
94}
95
96void
97nv10_emit_depth(struct gl_context *ctx, int emit)
98{
99	struct nouveau_pushbuf *push = context_push(ctx);
100	struct gl_framebuffer *fb = ctx->DrawBuffer;
101
102	BEGIN_NV04(push, NV10_3D(DEPTH_TEST_ENABLE), 1);
103	PUSH_DATAb(push, ctx->Depth.Test && fb->Visual.depthBits > 0);
104	BEGIN_NV04(push, NV10_3D(DEPTH_WRITE_ENABLE), 1);
105	PUSH_DATAb(push, ctx->Depth.Mask && fb->Visual.depthBits > 0);
106	BEGIN_NV04(push, NV10_3D(DEPTH_FUNC), 1);
107	PUSH_DATA (push, nvgl_comparison_op(ctx->Depth.Func));
108}
109
110void
111nv10_emit_dither(struct gl_context *ctx, int emit)
112{
113	struct nouveau_pushbuf *push = context_push(ctx);
114
115	BEGIN_NV04(push, NV10_3D(DITHER_ENABLE), 1);
116	PUSH_DATAb(push, ctx->Color.DitherFlag);
117}
118
119void
120nv10_emit_logic_opcode(struct gl_context *ctx, int emit)
121{
122	struct nouveau_pushbuf *push = context_push(ctx);
123
124	assert(!ctx->Color.ColorLogicOpEnabled
125	       || context_eng3d(ctx)->oclass >= NV15_3D_CLASS);
126
127	BEGIN_NV04(push, NV11_3D(COLOR_LOGIC_OP_ENABLE), 2);
128	PUSH_DATAb(push, ctx->Color.ColorLogicOpEnabled);
129	PUSH_DATA (push, nvgl_logicop_func(ctx->Color.LogicOp));
130}
131
132void
133nv10_emit_shade_model(struct gl_context *ctx, int emit)
134{
135	struct nouveau_pushbuf *push = context_push(ctx);
136
137	BEGIN_NV04(push, NV10_3D(SHADE_MODEL), 1);
138	PUSH_DATA (push, ctx->Light.ShadeModel == GL_SMOOTH ?
139		 NV10_3D_SHADE_MODEL_SMOOTH : NV10_3D_SHADE_MODEL_FLAT);
140}
141
142void
143nv10_emit_stencil_func(struct gl_context *ctx, int emit)
144{
145	struct nouveau_pushbuf *push = context_push(ctx);
146
147	BEGIN_NV04(push, NV10_3D(STENCIL_ENABLE), 1);
148	PUSH_DATAb(push, ctx->Stencil._Enabled);
149
150	BEGIN_NV04(push, NV10_3D(STENCIL_FUNC_FUNC), 3);
151	PUSH_DATA (push, nvgl_comparison_op(ctx->Stencil.Function[0]));
152	PUSH_DATA (push, _mesa_get_stencil_ref(ctx, 0));
153	PUSH_DATA (push, ctx->Stencil.ValueMask[0]);
154}
155
156void
157nv10_emit_stencil_mask(struct gl_context *ctx, int emit)
158{
159	struct nouveau_pushbuf *push = context_push(ctx);
160
161	BEGIN_NV04(push, NV10_3D(STENCIL_MASK), 1);
162	PUSH_DATA (push, ctx->Stencil.WriteMask[0]);
163}
164
165void
166nv10_emit_stencil_op(struct gl_context *ctx, int emit)
167{
168	struct nouveau_pushbuf *push = context_push(ctx);
169
170	BEGIN_NV04(push, NV10_3D(STENCIL_OP_FAIL), 3);
171	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.FailFunc[0]));
172	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZFailFunc[0]));
173	PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZPassFunc[0]));
174}
175