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6 <title>Mesa Release Notes</title>
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11 <div class="header">
12 <h1>The Mesa 3D Graphics Library</h1>
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17
18 <h1>Mesa 20.0.6 Release Notes / 2020-04-29</h1>
19
20 <p>
21 Mesa 20.0.6 is a bug fix release which fixes bugs found since the 20.0.5 release.
22 </p>
23 <p>
24 Mesa 20.0.6 implements the OpenGL 4.6 API, but the version reported by
25 glGetString(GL_VERSION) or glGetIntegerv(GL_MAJOR_VERSION) /
26 glGetIntegerv(GL_MINOR_VERSION) depends on the particular driver being used.
27 Some drivers don't support all the features required in OpenGL 4.6. OpenGL
28 4.6 is <strong>only</strong> available if requested at context creation.
29 Compatibility contexts may report a lower version depending on each driver.
30 </p>
31 <p>
32 Mesa 20.0.6 implements the Vulkan 1.2 API, but the version reported by
33 the apiVersion property of the VkPhysicalDeviceProperties struct
34 depends on the particular driver being used.
35 </p>
36
37 <h2>SHA256 checksum</h2>
38 <pre>
39 TBD.
40 </pre>
41
42
43 <h2>New features</h2>
44
45 <ul>
46 </ul>
47
48 <h2>Bug fixes</h2>
49
50 <ul>
51 <li>dEQP-VK.subgroups.size_control.compute.* crashes on HSW and TGL</li>
52 <li>piglit spec.!opengl 1.0.gl-1.0-fpexceptions crash on Iris</li>
53 <li>SPIR-V: OpConvertUToPtr from spec constant fails to compile</li>
54 <li>radv: Reading ViewportIndex in fragment shader returns garbage</li>
55 <li>radeonsi: GL_LINES rendering is affected by GL_POINT_SPRITE</li>
56 <li>[ANV] gfxbench Aztec Ruins misrenders on gen11+</li>
57 <li>glxinfo cmd crashed</li>
58 </ul>
59
60 <h2>Changes</h2>
61
62 <ul>
63 <p>Abhishek Kumar (1):</p>
64 <li> anv/android: fix assert in anv_import_ahw_memory</li>
65 <p></p>
66 <p>Bas Nieuwenhuizen (1):</p>
67 <li> radv: Use actual memory type count for setting app-visible bitset.</li>
68 <p></p>
69 <p>Danylo Piliaiev (3):</p>
70 <li> st/mesa: Re-assign vs in locations after updating nir info for ffvp/ARB_vp</li>
71 <li> spirv: Expand workaround for OpControlBarrier on old GLSLang</li>
72 <li> st/mesa: Treat vertex inputs absent in inputMapping as zero in mesa_to_tgsi</li>
73 <p></p>
74 <p>Dylan Baker (9):</p>
75 <li> docs: Add sha256 sums for 20.0.5</li>
76 <li> .pick_status.json: Update to c552b5fd1d106adc04f62fcbe71d650a9a17f7e0</li>
77 <li> meson: update llvm dependency logic for meson 0.54.0</li>
78 <li> .pick_status.json: Mark 0123b8f63415d3d320929e6112da2be2d837b262 as denominated</li>
79 <li> .pick_status.json: Update to 51c1c4d95a05b6eb6fce74e8d624615e4a1b38ab</li>
80 <li> .pick_status.json: Update to 51c1c4d95a05b6eb6fce74e8d624615e4a1b38ab</li>
81 <li> .pick_status.json: Update to efdb7fa9a83b0a216b1837a5912b71669bf3f984</li>
82 <li> .pick_status.json: Update to 42b1696ef627a5bfee29911a780fa0a4dbf04610</li>
83 <li> .pick_status.json: Update to 6b551d9f360e45ba4e74867dbe79ae212e4766c5</li>
84 <p></p>
85 <p>Eric Anholt (1):</p>
86 <li> freedreno: Fix calculation of the const buffer cmdstream size.</li>
87 <p></p>
88 <p>Erik Faye-Lund (2):</p>
89 <li> mesa/gallium: do not use enum for bit-allocated member</li>
90 <li> meson: correct windows-version define</li>
91 <p></p>
92 <p>Jason Ekstrand (12):</p>
93 <li> anv: Move vb_emit setup closer to where it&#x27;s used in flush_state</li>
94 <li> anv: Apply any needed PIPE_CONTROLs before emitting state</li>
95 <li> spirv: Allow constants and NULLs in SpvOpConvertUToPtr</li>
96 <li> anv: Properly handle all sizes of specialization constants</li>
97 <li> radv: Properly handle all sizes of specialization constants</li>
98 <li> turnip: Properly handle all sizes of specialization constants</li>
99 <li> nir/opt_deref: Remove certain sampler type casts</li>
100 <li> spirv: Fix passing combined image/samplers through function calls</li>
101 <li> anv: Drop an assert</li>
102 <li> nir/lower_subgroups: Mask off unused bits in ballot ops</li>
103 <li> intel/devinfo: Compute the correct L3$ size for Gen12</li>
104 <li> anv: Expose CS workgroup sizes based on a maximum of 64 threads</li>
105 <p></p>
106 <p>Joshua Ashton (1):</p>
107 <li> radv: Use TRUNC_COORD on samplers</li>
108 <p></p>
109 <p>Lionel Landwerlin (5):</p>
110 <li> iris: fail screen creation when kernel support is not there</li>
111 <li> intel/perf: move register definition to special file</li>
112 <li> intel/perf: break GL query stuff away</li>
113 <li> intel/perf: move mdapi query definitions to their own file</li>
114 <li> intel/perf: Enable MDAPI queries for Gen12</li>
115 <p></p>
116 <p>Pierre-Eric Pelloux-Prayer (1):</p>
117 <li> radeonsi: skip vs output optimizations for some outputs</li>
118 <p></p>
119 <p>Quentin Glidic (1):</p>
120 <li> meson: Use dependency.partial_dependency()</li>
121 <p></p>
122 <p>Samuel Pitoiset (1):</p>
123 <li> radv: make sure to export the viewport index if FS needs it</li>
124 <p></p>
125 <p></p>
126 </ul>
127
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