1 /**********************************************************
2 * Copyright 2009-2011 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 *********************************************************
26 * Zack Rusin <zackr-at-vmware-dot-com>
27 * Thomas Hellstrom <thellstrom-at-vmware-dot-com>
33 #include "xa_tracker.h"
34 #include "xa_context.h"
35 #include "xa_composite.h"
37 #include "pipe/p_screen.h"
38 #include "pipe/p_context.h"
39 #include "pipe/p_state.h"
41 #define XA_VB_SIZE (100 * 4 * 3 * 4)
42 #define XA_LAST_SURFACE_TYPE (xa_type_yuv_component + 1)
43 #define XA_MAX_SAMPLERS 3
46 struct pipe_fence_handle
*pipe_fence
;
47 struct xa_tracker
*xa
;
50 struct xa_format_descriptor
{
51 enum pipe_format format
;
52 enum xa_formats xa_format
;
56 struct pipe_resource
template;
57 struct xa_tracker
*xa
;
58 struct pipe_resource
*tex
;
59 struct pipe_surface
*srf
;
60 struct pipe_sampler_view
*view
;
62 struct xa_format_descriptor fdesc
;
63 struct pipe_transfer
*transfer
;
64 struct pipe_context
*mapping_pipe
;
68 enum xa_formats
*supported_formats
;
69 unsigned int format_map
[XA_LAST_SURFACE_TYPE
][2];
70 int d_depth_bits_last
;
71 int ds_depth_bits_last
;
72 struct pipe_screen
*screen
;
73 struct xa_context
*default_ctx
;
77 struct xa_tracker
*xa
;
78 struct pipe_context
*pipe
;
80 struct cso_context
*cso
;
81 struct xa_shaders
*shaders
;
83 struct pipe_resource
*vs_const_buffer
;
84 struct pipe_resource
*fs_const_buffer
;
86 float buffer
[XA_VB_SIZE
];
87 unsigned int buffer_size
;
88 struct pipe_vertex_element velems
[3];
90 /* number of attributes per vertex for the current
92 unsigned int attrs_per_vertex
;
94 unsigned int fb_width
;
95 unsigned int fb_height
;
97 struct pipe_fence_handle
*last_fence
;
98 struct xa_surface
*src
;
99 struct xa_surface
*dst
;
103 float solid_color
[4];
105 unsigned int num_bound_samplers
;
106 struct pipe_sampler_view
*bound_sampler_views
[XA_MAX_SAMPLERS
];
107 const struct xa_composite
*comp
;
111 VS_COMPOSITE
= 1 << 0,
113 VS_SOLID_FILL
= 1 << 2,
114 VS_LINGRAD_FILL
= 1 << 3,
115 VS_RADGRAD_FILL
= 1 << 4,
118 VS_FILL
= (VS_SOLID_FILL
| VS_LINGRAD_FILL
| VS_RADGRAD_FILL
)
122 FS_COMPOSITE
= 1 << 0,
124 FS_SOLID_FILL
= 1 << 2,
125 FS_LINGRAD_FILL
= 1 << 3,
126 FS_RADGRAD_FILL
= 1 << 4,
127 FS_CA_FULL
= 1 << 5, /* src.rgba * mask.rgba */
128 FS_CA_SRCALPHA
= 1 << 6, /* src.aaaa * mask.rgba */
130 FS_SRC_REPEAT_NONE
= 1 << 8,
131 FS_MASK_REPEAT_NONE
= 1 << 9,
132 FS_SRC_SWIZZLE_RGB
= 1 << 10,
133 FS_MASK_SWIZZLE_RGB
= 1 << 11,
134 FS_SRC_SET_ALPHA
= 1 << 12,
135 FS_MASK_SET_ALPHA
= 1 << 13,
136 FS_SRC_LUMINANCE
= 1 << 14,
137 FS_MASK_LUMINANCE
= 1 << 15,
138 FS_DST_LUMINANCE
= 1 << 16,
140 FS_FILL
= (FS_SOLID_FILL
| FS_LINGRAD_FILL
| FS_RADGRAD_FILL
),
141 FS_COMPONENT_ALPHA
= (FS_CA_FULL
| FS_CA_SRCALPHA
)
158 return ((a
<= b
) ? a
: b
);
162 xa_pixel_to_float4(uint32_t pixel
, float *color
)
166 a
= (pixel
>> 24) & 0xff;
167 r
= (pixel
>> 16) & 0xff;
168 g
= (pixel
>> 8) & 0xff;
169 b
= (pixel
>> 0) & 0xff;
170 color
[0] = ((float)r
) / 255.;
171 color
[1] = ((float)g
) / 255.;
172 color
[2] = ((float)b
) / 255.;
173 color
[3] = ((float)a
) / 255.;
177 xa_pixel_to_float4_a8(uint32_t pixel
, float *color
)
181 a
= (pixel
>> 24) & 0xff;
182 color
[0] = ((float)a
) / 255.;
183 color
[1] = ((float)a
) / 255.;
184 color
[2] = ((float)a
) / 255.;
185 color
[3] = ((float)a
) / 255.;
192 extern struct xa_shaders
*xa_shaders_create(struct xa_context
*);
194 void xa_shaders_destroy(struct xa_shaders
*shaders
);
196 struct xa_shader
xa_shaders_get(struct xa_shaders
*shaders
,
197 unsigned vs_traits
, unsigned fs_traits
);
203 xa_surface_psurf_create(struct xa_context
*ctx
, struct xa_surface
*dst
);
206 xa_surface_psurf_destroy(struct xa_surface
*dst
);
211 void renderer_set_constants(struct xa_context
*r
,
212 int shader_type
, const float *params
,
215 void renderer_draw_yuv(struct xa_context
*r
,
221 int dst_y
, int dst_w
, int dst_h
,
222 struct xa_surface
*srf
[]);
224 void renderer_bind_destination(struct xa_context
*r
,
225 struct pipe_surface
*surface
, int width
,
228 void renderer_init_state(struct xa_context
*r
);
229 void renderer_copy_prepare(struct xa_context
*r
,
230 struct pipe_surface
*dst_surface
,
231 struct pipe_resource
*src_texture
);
232 void renderer_copy(struct xa_context
*r
, int dx
,
236 int width
, int height
, float src_width
, float src_height
);
238 void renderer_draw_flush(struct xa_context
*r
);
240 void renderer_begin_solid(struct xa_context
*r
);
241 void renderer_solid(struct xa_context
*r
,
242 int x0
, int y0
, int x1
, int y1
, float *color
);
244 renderer_begin_textures(struct xa_context
*r
);
247 renderer_texture(struct xa_context
*r
,
249 int width
, int height
,
250 const float *src_matrix
,
251 const float *mask_matrix
);