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hud: add GALLIUM_HUD_SCALE 

Scale hud by an integer factor, for high DPI displays.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3931>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3931>
This commit is contained in:
Jonathan Marek 2020-01-20 21:16:13 -05:00 committed by Marge Bot
parent 0ee76b90d5
commit 31a7815785
2 changed files with 13 additions and 8 deletions
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2
docs/envvars.html
View File

@ -397,6 +397,8 @@ Mesa EGL supports different sets of environment variables. See the
<code>GALLIUM_HUD_TOGGLE_SIGNAL</code> to <code>10</code>
(<code>SIGUSR1</code>).
Use <code>kill -10 &lt;pid&gt;</code> to toggle the hud as desired.</dd>
<dt><code>GALLIUM_HUD_SCALE</code></dt>
<dd>Scale hud by an integer factor, for high DPI displays. Default is 1.</dd>
<dt><code>GALLIUM_HUD_DUMP_DIR</code></dt>
<dd>specifies a directory for writing the displayed hud values into files.</dd>
<dt><code>GALLIUM_DRIVER</code></dt>

19
src/gallium/auxiliary/hud/hud_context.c
View File

@ -55,6 +55,7 @@
/* Control the visibility of all HUD contexts */
static boolean huds_visible = TRUE;
static int hud_scale = 1;
#ifdef PIPE_OS_UNIX
@ -84,10 +85,10 @@ hud_draw_colored_prims(struct hud_context *hud, unsigned prim,
hud->constants.color[1] = g;
hud->constants.color[2] = b;
hud->constants.color[3] = a;
hud->constants.translate[0] = (float) xoffset;
hud->constants.translate[1] = (float) yoffset;
hud->constants.scale[0] = 1;
hud->constants.scale[1] = yscale;
hud->constants.translate[0] = (float) (xoffset * hud_scale);
hud->constants.translate[1] = (float) (yoffset * hud_scale);
hud->constants.scale[0] = hud_scale;
hud->constants.scale[1] = yscale * hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
cso_set_vertex_buffers(cso, 0, 1, &hud->color_prims.vbuf);
@ -556,10 +557,11 @@ hud_draw_results(struct hud_context *hud, struct pipe_resource *tex)
hud->constants.color[3] = 0.666f;
hud->constants.translate[0] = 0;
hud->constants.translate[1] = 0;
hud->constants.scale[0] = 1;
hud->constants.scale[1] = 1;
hud->constants.scale[0] = hud_scale;
hud->constants.scale[1] = hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
cso_set_vertex_buffers(cso, 0, 1, &hud->bg.vbuf);
cso_draw_arrays(cso, PIPE_PRIM_QUADS, 0, hud->bg.num_vertices);
}
@ -590,8 +592,8 @@ hud_draw_results(struct hud_context *hud, struct pipe_resource *tex)
hud->constants.color[3] = 1;
hud->constants.translate[0] = 0;
hud->constants.translate[1] = 0;
hud->constants.scale[0] = 1;
hud->constants.scale[1] = 1;
hud->constants.scale[0] = hud_scale;
hud->constants.scale[1] = hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
if (hud->whitelines.num_vertices) {
@ -1819,6 +1821,7 @@ hud_create(struct cso_context *cso, struct hud_context *share)
struct sigaction action = {{0}};
#endif
huds_visible = debug_get_bool_option("GALLIUM_HUD_VISIBLE", TRUE);
hud_scale = debug_get_num_option("GALLIUM_HUD_SCALE", 1);
if (!env || !*env)
return NULL;