diff options
| -rw-r--r-- | src/mesa/state_tracker/st_extensions.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index f3f01ebd5e4..262cc3d6c74 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -494,6 +494,14 @@ void st_init_extensions(struct st_context *st) PIPE_FORMAT_B10G10R10A2_SSCALED } }, }; + static const struct st_extension_format_mapping tbo_rgb32[] = { + { {o(ARB_texture_buffer_object_rgb32) }, + { PIPE_FORMAT_R32G32B32_FLOAT, + PIPE_FORMAT_R32G32B32_UINT, + PIPE_FORMAT_R32G32B32_SINT, + } }, + }; + /* * Extensions that are supported by all Gallium drivers: */ @@ -661,8 +669,12 @@ void st_init_extensions(struct st_context *st) if (ctx->Const.MinMapBufferAlignment >= 64) { ctx->Extensions.ARB_map_buffer_alignment = GL_TRUE; } - if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) + if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) { ctx->Extensions.ARB_texture_buffer_object = GL_TRUE; + init_format_extensions(st, tbo_rgb32, Elements(tbo_rgb32), + PIPE_BUFFER, PIPE_BIND_SAMPLER_VIEW); + } + /* Unpacking a varying in the fragment shader costs 1 texture indirection. * If the number of available texture indirections is very limited, then we |