2 * Copyright (C) 2009 Francisco Jerez.
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:
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.
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.
27 #include "nouveau_driver.h"
28 #include "nouveau_context.h"
29 #include "nouveau_util.h"
30 #include "nouveau_class.h"
31 #include "nv04_driver.h"
34 #include "tnl/t_pipeline.h"
35 #include "tnl/t_vertex.h"
37 #define NUM_VERTEX_ATTRS 6
40 swtnl_update_viewport(GLcontext
*ctx
)
42 float *viewport
= to_nv04_context(ctx
)->viewport
;
43 struct gl_framebuffer
*fb
= ctx
->DrawBuffer
;
45 get_viewport_scale(ctx
, viewport
);
46 get_viewport_translate(ctx
, &viewport
[MAT_TX
]);
48 /* It wants normalized Z coordinates. */
49 viewport
[MAT_SZ
] /= fb
->_DepthMaxF
;
50 viewport
[MAT_TZ
] /= fb
->_DepthMaxF
;
54 swtnl_emit_attr(GLcontext
*ctx
, struct tnl_attr_map
*m
, int attr
, int emit
)
56 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
58 if (RENDERINPUTS_TEST(tnl
->render_inputs_bitset
, attr
))
59 *m
= (struct tnl_attr_map
) {
64 *m
= (struct tnl_attr_map
) {
66 .offset
= _tnl_format_info
[emit
].attrsize
,
71 swtnl_choose_attrs(GLcontext
*ctx
)
73 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
74 struct nouveau_grobj
*fahrenheit
= nv04_context_engine(ctx
);
75 struct nv04_context
*nctx
= to_nv04_context(ctx
);
76 static struct tnl_attr_map map
[NUM_VERTEX_ATTRS
];
79 tnl
->vb
.AttribPtr
[VERT_ATTRIB_POS
] = tnl
->vb
.NdcPtr
;
81 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_POS
, EMIT_4F_VIEWPORT
);
82 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_COLOR0
, EMIT_4UB_4F_BGRA
);
83 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_COLOR1
, EMIT_3UB_3F_BGR
);
84 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_FOG
, EMIT_1UB_1F
);
85 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_TEX0
, EMIT_2F
);
86 if (nv04_mtex_engine(fahrenheit
))
87 swtnl_emit_attr(ctx
, &map
[n
++], _TNL_ATTRIB_TEX1
, EMIT_2F
);
89 swtnl_update_viewport(ctx
);
91 _tnl_install_attrs(ctx
, map
, n
, nctx
->viewport
, 0);
94 /* TnL renderer entry points */
97 swtnl_start(GLcontext
*ctx
)
99 swtnl_choose_attrs(ctx
);
103 swtnl_finish(GLcontext
*ctx
)
105 FIRE_RING(context_chan(ctx
));
109 swtnl_primitive(GLcontext
*ctx
, GLenum mode
)
114 swtnl_reset_stipple(GLcontext
*ctx
)
118 /* Primitive rendering */
120 #define BEGIN_PRIMITIVE(n) \
121 struct nouveau_channel *chan = context_chan(ctx); \
122 struct nouveau_grobj *fahrenheit = nv04_context_engine(ctx); \
123 int vertex_len = TNL_CONTEXT(ctx)->clipspace.vertex_size / 4; \
125 if (nv04_mtex_engine(fahrenheit)) \
126 BEGIN_RING(chan, fahrenheit, \
127 NV04_MULTITEX_TRIANGLE_TLMTVERTEX_SX(0), \
130 BEGIN_RING(chan, fahrenheit, \
131 NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0), \
134 #define OUT_VERTEX(i) \
135 OUT_RINGp(chan, _tnl_get_vertex(ctx, i), vertex_len);
137 #define END_PRIMITIVE(draw) \
138 if (nv04_mtex_engine(fahrenheit)) { \
139 BEGIN_RING(chan, fahrenheit, \
140 NV04_MULTITEX_TRIANGLE_DRAWPRIMITIVE(0), 1); \
141 OUT_RING(chan, draw); \
143 BEGIN_RING(chan, fahrenheit, \
144 NV04_TEXTURED_TRIANGLE_DRAWPRIMITIVE(0), 1); \
145 OUT_RING(chan, draw); \
149 swtnl_points(GLcontext
*ctx
, GLuint first
, GLuint last
)
154 swtnl_line(GLcontext
*ctx
, GLuint v1
, GLuint v2
)
159 swtnl_triangle(GLcontext
*ctx
, GLuint v1
, GLuint v2
, GLuint v3
)
165 END_PRIMITIVE(0x210);
169 swtnl_quad(GLcontext
*ctx
, GLuint v1
, GLuint v2
, GLuint v3
, GLuint v4
)
176 END_PRIMITIVE(0x320210);
179 /* TnL initialization. */
181 nv04_render_init(GLcontext
*ctx
)
183 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
185 tnl
->Driver
.RunPipeline
= _tnl_run_pipeline
;
186 tnl
->Driver
.Render
.Interp
= _tnl_interp
;
187 tnl
->Driver
.Render
.CopyPV
= _tnl_copy_pv
;
188 tnl
->Driver
.Render
.ClippedPolygon
= _tnl_RenderClippedPolygon
;
189 tnl
->Driver
.Render
.ClippedLine
= _tnl_RenderClippedLine
;
190 tnl
->Driver
.Render
.BuildVertices
= _tnl_build_vertices
;
192 tnl
->Driver
.Render
.Start
= swtnl_start
;
193 tnl
->Driver
.Render
.Finish
= swtnl_finish
;
194 tnl
->Driver
.Render
.PrimitiveNotify
= swtnl_primitive
;
195 tnl
->Driver
.Render
.ResetLineStipple
= swtnl_reset_stipple
;
197 tnl
->Driver
.Render
.Points
= swtnl_points
;
198 tnl
->Driver
.Render
.Line
= swtnl_line
;
199 tnl
->Driver
.Render
.Triangle
= swtnl_triangle
;
200 tnl
->Driver
.Render
.Quad
= swtnl_quad
;
202 _tnl_need_projected_coords(ctx
, GL_TRUE
);
203 _tnl_init_vertices(ctx
, tnl
->vb
.Size
,
204 NUM_VERTEX_ATTRS
* 4 * sizeof(GLfloat
));
205 _tnl_allow_pixel_fog(ctx
, GL_FALSE
);
210 nv04_render_destroy(GLcontext
*ctx
)