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mesa: support OVR_multiview2

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this reuses the same pipe cap to indicate that
both extensions are supported

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31128>
This commit is contained in:
Mike Blumenkrantz
2024-09-12 02:19:39 -04:00
committed by Marge Bot
parent 1491ce46e4
commit 3b99f9bc0e
6 changed files with 16 additions and 2 deletions
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2
docs/gallium/screen.rst
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@@ -654,7 +654,7 @@ The integer capabilities:
* ``PIPE_CAP_SHADER_SUBGROUP_SUPPORTED_STAGES``: Bitmask of shader stages which support GL_KHR_shader_subgroup_* intrinsics.
* ``PIPE_CAP_SHADER_SUBGROUP_SUPPORTED_FEATURES``: Bitmask of shader subgroup features listed in :ext:`GL_KHR_shader_subgroup`.
* ``PIPE_CAP_SHADER_SUBGROUP_QUAD_ALL_STAGES``: Whether shader subgroup quad operations are supported by shader stages other than fragment shader.
* ``PIPE_CAP_MULTIVIEW``: Whether multiview rendering of array textures is supported.
* ``PIPE_CAP_MULTIVIEW``: Whether multiview rendering of array textures is supported. A return of ``1`` indicates support for OVR_multiview, and ``2`` additionally supports OVR_multiview2.
.. _pipe_capf:

1
src/compiler/glsl/glsl_parser_extras.cpp
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@@ -847,6 +847,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
EXT(NV_shader_noperspective_interpolation),
EXT(NV_viewport_array2),
EXT(OVR_multiview),
EXT(OVR_multiview2),
};
#undef EXT

2
src/compiler/glsl/glsl_parser_extras.h
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@@ -936,6 +936,8 @@ struct _mesa_glsl_parse_state {
bool NV_viewport_array2_warn;
bool OVR_multiview_enable;
bool OVR_multiview_warn;
bool OVR_multiview2_enable;
bool OVR_multiview2_warn;
/*@}*/
/** Extensions supported by the OpenGL implementation. */

1
src/mesa/main/consts_exts.h
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@@ -224,6 +224,7 @@ struct gl_extensions
GLboolean OES_texture_view;
GLboolean OES_viewport_array;
GLboolean OVR_multiview;
GLboolean OVR_multiview2;
/* vendor extensions */
GLboolean AMD_compressed_ATC_texture;
GLboolean AMD_framebuffer_multisample_advanced;

1
src/mesa/main/extensions_table.h
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@@ -506,6 +506,7 @@ EXT(OES_vertex_array_object , dummy_true
EXT(OES_vertex_half_float , ARB_half_float_vertex , x , x , x , ES2, 2005)
EXT(OES_viewport_array , OES_viewport_array , x , x , x , 31, 2010)
EXT(OVR_multiview , OVR_multiview , GLL, GLC, x , 30, 2018)
EXT(OVR_multiview2 , OVR_multiview2 , GLL, GLC, x , 30, 2018)
EXT(S3_s3tc , ANGLE_texture_compression_dxt , GLL, GLC, x , x , 1999)
EXT(SGIS_generate_mipmap , dummy_true , GLL, x , x , x , 1997)

11
src/mesa/state_tracker/st_extensions.c
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@@ -908,7 +908,6 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(INTEL_blackhole_render), PIPE_CAP_FRONTEND_NOOP },
{ o(ARM_shader_framebuffer_fetch_depth_stencil), PIPE_CAP_FBFETCH_ZS },
{ o(MESA_texture_const_bandwidth), PIPE_CAP_HAS_CONST_BW },
{ o(OVR_multiview) , PIPE_CAP_MULTIVIEW },
};
/* Required: render target and sampler support */
@@ -1288,6 +1287,16 @@ void st_init_extensions(struct pipe_screen *screen,
extensions->ARB_arrays_of_arrays = GL_TRUE;
extensions->MESA_shader_integer_functions = GL_TRUE;
switch (screen->get_param(screen, PIPE_CAP_MULTIVIEW)) {
case 1:
extensions->OVR_multiview = GL_TRUE;
break;
case 2:
extensions->OVR_multiview = GL_TRUE;
extensions->OVR_multiview2 = GL_TRUE;
break;
}
if (screen->get_param(screen, PIPE_CAP_OPENCL_INTEGER_FUNCTIONS) &&
screen->get_param(screen, PIPE_CAP_INTEGER_MULTIPLY_32X16)) {
extensions->INTEL_shader_integer_functions2 = GL_TRUE;