2 * Copyright © 2015 Intel Corporation
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 (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
25 * \name mesa_formats.cpp
27 * Verify that all mesa formats are handled in certain functions and that
28 * the format info table is sane.
32 #include <gtest/gtest.h>
34 #include "main/formats.h"
35 #include "main/glformats.h"
38 * Debug/test: check that all uncompressed formats are handled in the
39 * _mesa_uncompressed_format_to_type_and_comps() function. When new pixel
40 * formats are added to Mesa, that function needs to be updated.
42 TEST(MesaFormatsTest
, FormatTypeAndComps
)
44 for (int fi
= MESA_FORMAT_NONE
+ 1; fi
< MESA_FORMAT_COUNT
; ++fi
) {
45 mesa_format f
= (mesa_format
) fi
;
46 SCOPED_TRACE(_mesa_get_format_name(f
));
48 if (!_mesa_get_format_name(f
))
51 /* This function will emit a problem/warning if the format is
54 if (!_mesa_is_format_compressed(f
)) {
58 /* If the datatype is zero, the format was not handled */
59 _mesa_uncompressed_format_to_type_and_comps(f
, &datatype
, &comps
);
60 EXPECT_NE(datatype
, (GLenum
)0);
67 * Do sanity checking of the format info table.
69 TEST(MesaFormatsTest
, FormatSanity
)
71 for (int fi
= 0; fi
< MESA_FORMAT_COUNT
; ++fi
) {
72 mesa_format f
= (mesa_format
) fi
;
73 SCOPED_TRACE(_mesa_get_format_name(f
));
74 if (!_mesa_get_format_name(f
))
77 GLenum datatype
= _mesa_get_format_datatype(f
);
78 GLint r
= _mesa_get_format_bits(f
, GL_RED_BITS
);
79 GLint g
= _mesa_get_format_bits(f
, GL_GREEN_BITS
);
80 GLint b
= _mesa_get_format_bits(f
, GL_BLUE_BITS
);
81 GLint a
= _mesa_get_format_bits(f
, GL_ALPHA_BITS
);
82 GLint l
= _mesa_get_format_bits(f
, GL_TEXTURE_LUMINANCE_SIZE
);
83 GLint i
= _mesa_get_format_bits(f
, GL_TEXTURE_INTENSITY_SIZE
);
85 /* Note: Z32_FLOAT_X24S8 has datatype of GL_NONE */
86 EXPECT_TRUE(datatype
== GL_NONE
||
87 datatype
== GL_UNSIGNED_NORMALIZED
||
88 datatype
== GL_SIGNED_NORMALIZED
||
89 datatype
== GL_UNSIGNED_INT
||
91 datatype
== GL_FLOAT
);
93 if (r
> 0 && !_mesa_is_format_compressed(f
)) {
94 GLint bytes
= _mesa_get_format_bytes(f
);
95 EXPECT_LE((r
+g
+b
+a
) / 8, bytes
);
98 /* Determines if the base format has a channel [rgba] or property [li].
99 * > indicates existance
100 * == indicates non-existance
102 #define HAS_PROP(rop,gop,bop,aop,lop,iop) \
104 EXPECT_TRUE(r rop 0); \
105 EXPECT_TRUE(g gop 0); \
106 EXPECT_TRUE(b bop 0); \
107 EXPECT_TRUE(a aop 0); \
108 EXPECT_TRUE(l lop 0); \
109 EXPECT_TRUE(i iop 0); \
112 switch (_mesa_get_format_base_format(f
)) {
114 HAS_PROP(>,>,>,>,==,==);
117 HAS_PROP(>,>,>,==,==,==);
120 HAS_PROP(>,>,==,==,==,==);
123 HAS_PROP(>,==,==,==,==,==);
126 HAS_PROP(==,==,==,==,>,==);
129 HAS_PROP(==,==,==,==,==,>);
140 TEST(MesaFormatsTest
, IntensityToRed
)
142 EXPECT_EQ(_mesa_get_intensity_format_red(MESA_FORMAT_I_UNORM8
),
143 MESA_FORMAT_R_UNORM8
);
144 EXPECT_EQ(_mesa_get_intensity_format_red(MESA_FORMAT_I_SINT32
),
145 MESA_FORMAT_R_SINT32
);
146 EXPECT_EQ(_mesa_get_intensity_format_red(MESA_FORMAT_R8G8B8A8_UNORM
),
147 MESA_FORMAT_R8G8B8A8_UNORM
);
150 static mesa_format
fffat_wrap(GLenum format
, GLenum type
)
152 uint32_t f
= _mesa_format_from_format_and_type(format
, type
);
153 if (_mesa_format_is_mesa_array_format(f
))
154 f
= _mesa_format_from_array_format((mesa_array_format
)f
);
155 return (mesa_format
)f
;
158 TEST(MesaFormatsTest
, FormatFromFormatAndType
)
160 EXPECT_EQ(fffat_wrap(GL_RGBA
, GL_SHORT
),
161 MESA_FORMAT_RGBA_SNORM16
);
162 EXPECT_EQ(fffat_wrap(GL_DEPTH_COMPONENT
, GL_UNSIGNED_SHORT
),
163 MESA_FORMAT_Z_UNORM16
);
164 EXPECT_EQ(fffat_wrap(GL_STENCIL_INDEX
, GL_UNSIGNED_BYTE
),
165 MESA_FORMAT_S_UINT8
);
167 /* Should return an array format, but not a proper MESA_FORMAT. */
168 EXPECT_TRUE(_mesa_format_is_mesa_array_format(_mesa_format_from_format_and_type(GL_DEPTH_COMPONENT
,
172 TEST(MesaFormatsTest
, FormatMatchesFormatAndType
)
174 EXPECT_TRUE(_mesa_format_matches_format_and_type(MESA_FORMAT_RGBA_UNORM16
,
176 GL_UNSIGNED_SHORT
, false,
178 EXPECT_TRUE(_mesa_format_matches_format_and_type(MESA_FORMAT_S_UINT8
,
180 GL_UNSIGNED_BYTE
, false,
182 EXPECT_TRUE(_mesa_format_matches_format_and_type(MESA_FORMAT_Z_UNORM16
,
184 GL_UNSIGNED_SHORT
, false,