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_fbo.h"
29 #include "nouveau_context.h"
31 #include "swrast/swrast.h"
32 #include "swrast/s_context.h"
37 renderbuffer_map_unmap(struct gl_context
*ctx
, struct gl_renderbuffer
*rb
,
40 struct nouveau_surface
*s
= &to_nouveau_renderbuffer(rb
)->surface
;
43 nouveau_bo_map(s
->bo
, NOUVEAU_BO_RDWR
, context_client(ctx
));
47 framebuffer_map_unmap(struct gl_context
*ctx
, struct gl_framebuffer
*fb
, GLboolean map
)
51 for (i
= 0; i
< fb
->_NumColorDrawBuffers
; i
++)
52 renderbuffer_map_unmap(ctx
, fb
->_ColorDrawBuffers
[i
], map
);
54 renderbuffer_map_unmap(ctx
, fb
->_ColorReadBuffer
, map
);
56 if (fb
->Attachment
[BUFFER_DEPTH
].Renderbuffer
)
57 renderbuffer_map_unmap(ctx
, fb
->Attachment
[BUFFER_DEPTH
].Renderbuffer
, map
);
61 span_map_unmap(struct gl_context
*ctx
, GLboolean map
)
65 framebuffer_map_unmap(ctx
, ctx
->DrawBuffer
, map
);
67 if (ctx
->ReadBuffer
!= ctx
->DrawBuffer
)
68 framebuffer_map_unmap(ctx
, ctx
->ReadBuffer
, map
);
70 for (i
= 0; i
< ctx
->Const
.MaxTextureUnits
; i
++)
72 _swrast_map_texture(ctx
, ctx
->Texture
.Unit
[i
]._Current
);
74 _swrast_unmap_texture(ctx
, ctx
->Texture
.Unit
[i
]._Current
);
78 nouveau_span_start(struct gl_context
*ctx
)
80 nouveau_fallback(ctx
, SWRAST
);
81 span_map_unmap(ctx
, GL_TRUE
);
85 nouveau_span_finish(struct gl_context
*ctx
)
87 span_map_unmap(ctx
, GL_FALSE
);
88 nouveau_fallback(ctx
, HWTNL
);
92 nouveau_span_functions_init(struct gl_context
*ctx
)
94 struct swrast_device_driver
*swdd
=
95 _swrast_GetDeviceDriverReference(ctx
);
97 swdd
->SpanRenderStart
= nouveau_span_start
;
98 swdd
->SpanRenderFinish
= nouveau_span_finish
;