2 // Copyright 2012 Francisco Jerez
4 // Permission is hereby granted, free of charge, to any person obtaining a
5 // copy of this software and associated documentation files (the "Software"),
6 // to deal in the Software without restriction, including without limitation
7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 // and/or sell copies of the Software, and to permit persons to whom the
9 // Software is furnished to do so, subject to the following conditions:
11 // The above copyright notice and this permission notice shall be included in
12 // all copies or substantial portions of the Software.
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 // OTHER DEALINGS IN THE SOFTWARE.
25 #include "core/format.hpp"
26 #include "core/memory.hpp"
27 #include "pipe/p_screen.h"
28 #include "pipe/p_context.h"
31 static const std::map
<cl_image_format
, pipe_format
> formats
{
32 { { CL_BGRA
, CL_UNORM_INT8
}, PIPE_FORMAT_B8G8R8A8_UNORM
},
33 { { CL_ARGB
, CL_UNORM_INT8
}, PIPE_FORMAT_A8R8G8B8_UNORM
},
34 { { CL_RGB
, CL_UNORM_SHORT_565
}, PIPE_FORMAT_B5G6R5_UNORM
},
35 { { CL_LUMINANCE
, CL_UNORM_INT8
}, PIPE_FORMAT_L8_UNORM
},
36 { { CL_A
, CL_UNORM_INT8
}, PIPE_FORMAT_A8_UNORM
},
37 { { CL_INTENSITY
, CL_UNORM_INT8
}, PIPE_FORMAT_I8_UNORM
},
38 { { CL_LUMINANCE
, CL_UNORM_INT16
}, PIPE_FORMAT_L16_UNORM
},
39 { { CL_R
, CL_FLOAT
}, PIPE_FORMAT_R32_FLOAT
},
40 { { CL_RG
, CL_FLOAT
}, PIPE_FORMAT_R32G32_FLOAT
},
41 { { CL_RGB
, CL_FLOAT
}, PIPE_FORMAT_R32G32B32_FLOAT
},
42 { { CL_RGBA
, CL_FLOAT
}, PIPE_FORMAT_R32G32B32A32_FLOAT
},
43 { { CL_R
, CL_UNORM_INT16
}, PIPE_FORMAT_R16_UNORM
},
44 { { CL_RG
, CL_UNORM_INT16
}, PIPE_FORMAT_R16G16_UNORM
},
45 { { CL_RGB
, CL_UNORM_INT16
}, PIPE_FORMAT_R16G16B16_UNORM
},
46 { { CL_RGBA
, CL_UNORM_INT16
}, PIPE_FORMAT_R16G16B16A16_UNORM
},
47 { { CL_R
, CL_SNORM_INT16
}, PIPE_FORMAT_R16_SNORM
},
48 { { CL_RG
, CL_SNORM_INT16
}, PIPE_FORMAT_R16G16_SNORM
},
49 { { CL_RGB
, CL_SNORM_INT16
}, PIPE_FORMAT_R16G16B16_SNORM
},
50 { { CL_RGBA
, CL_SNORM_INT16
}, PIPE_FORMAT_R16G16B16A16_SNORM
},
51 { { CL_R
, CL_UNORM_INT8
}, PIPE_FORMAT_R8_UNORM
},
52 { { CL_RG
, CL_UNORM_INT8
}, PIPE_FORMAT_R8G8_UNORM
},
53 { { CL_RGB
, CL_UNORM_INT8
}, PIPE_FORMAT_R8G8B8_UNORM
},
54 { { CL_RGBA
, CL_UNORM_INT8
}, PIPE_FORMAT_R8G8B8A8_UNORM
},
55 { { CL_R
, CL_SNORM_INT8
}, PIPE_FORMAT_R8_SNORM
},
56 { { CL_RG
, CL_SNORM_INT8
}, PIPE_FORMAT_R8G8_SNORM
},
57 { { CL_RGB
, CL_SNORM_INT8
}, PIPE_FORMAT_R8G8B8_SNORM
},
58 { { CL_RGBA
, CL_SNORM_INT8
}, PIPE_FORMAT_R8G8B8A8_SNORM
},
59 { { CL_R
, CL_HALF_FLOAT
}, PIPE_FORMAT_R16_FLOAT
},
60 { { CL_RG
, CL_HALF_FLOAT
}, PIPE_FORMAT_R16G16_FLOAT
},
61 { { CL_RGB
, CL_HALF_FLOAT
}, PIPE_FORMAT_R16G16B16_FLOAT
},
62 { { CL_RGBA
, CL_HALF_FLOAT
}, PIPE_FORMAT_R16G16B16A16_FLOAT
},
63 { { CL_RGBx
, CL_UNORM_SHORT_555
}, PIPE_FORMAT_B5G5R5X1_UNORM
},
64 { { CL_RGBx
, CL_UNORM_INT8
}, PIPE_FORMAT_R8G8B8X8_UNORM
},
65 { { CL_A
, CL_UNORM_INT16
}, PIPE_FORMAT_A16_UNORM
},
66 { { CL_INTENSITY
, CL_UNORM_INT16
}, PIPE_FORMAT_I16_UNORM
},
67 { { CL_LUMINANCE
, CL_SNORM_INT8
}, PIPE_FORMAT_L8_SNORM
},
68 { { CL_INTENSITY
, CL_SNORM_INT8
}, PIPE_FORMAT_I8_SNORM
},
69 { { CL_A
, CL_SNORM_INT16
}, PIPE_FORMAT_A16_SNORM
},
70 { { CL_LUMINANCE
, CL_SNORM_INT16
}, PIPE_FORMAT_L16_SNORM
},
71 { { CL_INTENSITY
, CL_SNORM_INT16
}, PIPE_FORMAT_I16_SNORM
},
72 { { CL_A
, CL_HALF_FLOAT
}, PIPE_FORMAT_A16_FLOAT
},
73 { { CL_LUMINANCE
, CL_HALF_FLOAT
}, PIPE_FORMAT_L16_FLOAT
},
74 { { CL_INTENSITY
, CL_HALF_FLOAT
}, PIPE_FORMAT_I16_FLOAT
},
75 { { CL_A
, CL_FLOAT
}, PIPE_FORMAT_A32_FLOAT
},
76 { { CL_LUMINANCE
, CL_FLOAT
}, PIPE_FORMAT_L32_FLOAT
},
77 { { CL_INTENSITY
, CL_FLOAT
}, PIPE_FORMAT_I32_FLOAT
},
78 { { CL_RA
, CL_UNORM_INT8
}, PIPE_FORMAT_R8A8_UNORM
},
79 { { CL_R
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_R8_UINT
},
80 { { CL_RG
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_R8G8_UINT
},
81 { { CL_RGB
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_R8G8B8_UINT
},
82 { { CL_RGBA
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_R8G8B8A8_UINT
},
83 { { CL_R
, CL_SIGNED_INT8
}, PIPE_FORMAT_R8_SINT
},
84 { { CL_RG
, CL_SIGNED_INT8
}, PIPE_FORMAT_R8G8_SINT
},
85 { { CL_RGB
, CL_SIGNED_INT8
}, PIPE_FORMAT_R8G8B8_SINT
},
86 { { CL_RGBA
, CL_SIGNED_INT8
}, PIPE_FORMAT_R8G8B8A8_SINT
},
87 { { CL_R
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_R16_UINT
},
88 { { CL_RG
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_R16G16_UINT
},
89 { { CL_RGB
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_R16G16B16_UINT
},
90 { { CL_RGBA
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_R16G16B16A16_UINT
},
91 { { CL_R
, CL_SIGNED_INT16
}, PIPE_FORMAT_R16_SINT
},
92 { { CL_RG
, CL_SIGNED_INT16
}, PIPE_FORMAT_R16G16_SINT
},
93 { { CL_RGB
, CL_SIGNED_INT16
}, PIPE_FORMAT_R16G16B16_SINT
},
94 { { CL_RGBA
, CL_SIGNED_INT16
}, PIPE_FORMAT_R16G16B16A16_SINT
},
95 { { CL_R
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_R32_UINT
},
96 { { CL_RG
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_R32G32_UINT
},
97 { { CL_RGB
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_R32G32B32_UINT
},
98 { { CL_RGBA
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_R32G32B32A32_UINT
},
99 { { CL_R
, CL_SIGNED_INT32
}, PIPE_FORMAT_R32_SINT
},
100 { { CL_RG
, CL_SIGNED_INT32
}, PIPE_FORMAT_R32G32_SINT
},
101 { { CL_RGB
, CL_SIGNED_INT32
}, PIPE_FORMAT_R32G32B32_SINT
},
102 { { CL_RGBA
, CL_SIGNED_INT32
}, PIPE_FORMAT_R32G32B32A32_SINT
},
103 { { CL_A
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_A8_UINT
},
104 { { CL_INTENSITY
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_I8_UINT
},
105 { { CL_LUMINANCE
, CL_UNSIGNED_INT8
}, PIPE_FORMAT_L8_UINT
},
106 { { CL_A
, CL_SIGNED_INT8
}, PIPE_FORMAT_A8_SINT
},
107 { { CL_INTENSITY
, CL_SIGNED_INT8
}, PIPE_FORMAT_I8_SINT
},
108 { { CL_LUMINANCE
, CL_SIGNED_INT8
}, PIPE_FORMAT_L8_SINT
},
109 { { CL_A
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_A16_UINT
},
110 { { CL_INTENSITY
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_I16_UINT
},
111 { { CL_LUMINANCE
, CL_UNSIGNED_INT16
}, PIPE_FORMAT_L16_UINT
},
112 { { CL_A
, CL_SIGNED_INT16
}, PIPE_FORMAT_A16_SINT
},
113 { { CL_INTENSITY
, CL_SIGNED_INT16
}, PIPE_FORMAT_I16_SINT
},
114 { { CL_LUMINANCE
, CL_SIGNED_INT16
}, PIPE_FORMAT_L16_SINT
},
115 { { CL_A
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_A32_UINT
},
116 { { CL_INTENSITY
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_I32_UINT
},
117 { { CL_LUMINANCE
, CL_UNSIGNED_INT32
}, PIPE_FORMAT_L32_UINT
},
118 { { CL_A
, CL_SIGNED_INT32
}, PIPE_FORMAT_A32_SINT
},
119 { { CL_INTENSITY
, CL_SIGNED_INT32
}, PIPE_FORMAT_I32_SINT
},
120 { { CL_LUMINANCE
, CL_SIGNED_INT32
}, PIPE_FORMAT_L32_SINT
}
124 translate_target(cl_mem_object_type type
) {
126 case CL_MEM_OBJECT_BUFFER
:
128 case CL_MEM_OBJECT_IMAGE2D
:
129 return PIPE_TEXTURE_2D
;
130 case CL_MEM_OBJECT_IMAGE3D
:
131 return PIPE_TEXTURE_3D
;
133 throw error(CL_INVALID_VALUE
);
138 translate_format(const cl_image_format
&format
) {
139 auto it
= formats
.find(format
);
141 if (it
== formats
.end())
142 throw error(CL_IMAGE_FORMAT_NOT_SUPPORTED
);
147 std::set
<cl_image_format
>
148 supported_formats(cl_context ctx
, cl_mem_object_type type
) {
149 std::set
<cl_image_format
> s
;
150 pipe_texture_target target
= translate_target(type
);
151 unsigned bindings
= (PIPE_BIND_SAMPLER_VIEW
|
152 PIPE_BIND_COMPUTE_RESOURCE
|
153 PIPE_BIND_TRANSFER_READ
|
154 PIPE_BIND_TRANSFER_WRITE
);
156 for (auto f
: formats
) {
157 if (std::all_of(ctx
->devs
.begin(), ctx
->devs
.end(),
158 [=](const device
*dev
) {
159 return dev
->pipe
->is_format_supported(
160 dev
->pipe
, f
.second
, target
, 1, bindings
);