1 /**********************************************************
2 * Copyright 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 #ifndef SVGA_FORMAT_H_
27 #define SVGA_FORMAT_H_
30 #include "pipe/p_format.h"
31 #include "svga_context.h"
32 #include "svga_types.h"
34 #include "svga3d_reg.h"
41 * Vertex format flags. These are used to specify that some vertex formats
42 * need extra processing/conversion in the vertex shader. For example,
43 * setting the W component to 1, or swapping R/B, or converting packed uint
44 * types to signed int/snorm.
46 #define VF_ADJUST_RANGE (1 << 0)
47 #define VF_W_TO_1 (1 << 1)
48 #define VF_U_TO_F_CAST (1 << 2) /* convert uint to float */
49 #define VF_I_TO_F_CAST (1 << 3) /* convert sint to float */
50 #define VF_BGRA (1 << 4) /* swap R/B */
51 #define VF_PUINT_TO_SNORM (1 << 5) /* 10_10_10_2 to snorm */
52 #define VF_PUINT_TO_USCALED (1 << 6) /* 10_10_10_2 to uscaled */
53 #define VF_PUINT_TO_SSCALED (1 << 7) /* 10_10_10_2 to sscaled */
56 * Texture format flags.
58 #define TF_GEN_MIPS (1 << 8) /* supports hw generate mipmap */
59 #define TF_000X (1 << 9) /* swizzle <0, 0, 0, X> */
60 #define TF_XXXX (1 << 10) /* swizzle <X, X, X, X> */
61 #define TF_XXX1 (1 << 11) /* swizzle <X, X, X, 1> */
62 #define TF_XXXY (1 << 12) /* swizzle <X, X, X, Y> */
65 svga_translate_vertex_format_vgpu10(enum pipe_format format
,
66 SVGA3dSurfaceFormat
*svga_format
,
70 svga_translate_texture_buffer_view_format(enum pipe_format format
,
71 SVGA3dSurfaceFormat
*svga_format
,
74 enum SVGA3dSurfaceFormat
75 svga_translate_format(const struct svga_screen
*ss
,
76 enum pipe_format format
,
80 svga_get_format_cap(struct svga_screen
*ss
,
81 SVGA3dSurfaceFormat format
,
82 SVGA3dSurfaceFormatCaps
*caps
);
85 svga_format_size(SVGA3dSurfaceFormat format
,
86 unsigned *block_width
,
87 unsigned *block_height
,
88 unsigned *bytes_per_block
);
91 svga_format_name(SVGA3dSurfaceFormat format
);
94 svga_format_is_integer(SVGA3dSurfaceFormat format
);
97 svga_format_support_gen_mips(enum pipe_format format
);
100 svga_get_texture_datatype(enum pipe_format format
);
103 // XXX: Move this to svga_context?
105 svga_has_any_integer_cbufs(const struct svga_context
*svga
);
109 svga_typeless_format(SVGA3dSurfaceFormat format
);
113 svga_sampler_format(SVGA3dSurfaceFormat format
);
117 svga_format_is_uncompressed_snorm(SVGA3dSurfaceFormat format
);
121 svga_format_is_typeless(SVGA3dSurfaceFormat format
);
124 svga_format_is_shareable(const struct svga_screen
*ss
,
125 enum pipe_format pformat
,
126 SVGA3dSurfaceFormat sformat
,
131 svga_linear_to_srgb(SVGA3dSurfaceFormat format
);
135 svga_is_format_supported(struct pipe_screen
*screen
,
136 enum pipe_format format
,
137 enum pipe_texture_target target
,
138 unsigned sample_count
,
139 unsigned storage_sample_count
,
144 svga_is_dx_format_supported(struct pipe_screen
*screen
,
145 enum pipe_format format
,
146 enum pipe_texture_target target
,
147 unsigned sample_count
,
148 unsigned storage_sample_count
,
151 #endif /* SVGA_FORMAT_H_ */