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add scale_filter output config option

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This commit is contained in:
Ronan Pigott 2019-11-13 11:23:36 -07:00 • committed by Simon Ser
parent 4b57953628
commit 6968fb3123
13 changed files with 131 additions and 1 deletions
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26
sway/desktop/render.c
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@ -1,9 +1,11 @@
#define _POSIX_C_SOURCE 200809L
#include <assert.h>
#include <GLES2/gl2.h>
#include <stdlib.h>
#include <strings.h>
#include <time.h>
#include <wayland-server-core.h>
#include <wlr/render/gles2.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_buffer.h>
@ -70,6 +72,28 @@ static void scissor_output(struct wlr_output *wlr_output,
wlr_renderer_scissor(renderer, &box);
}
static void set_scale_filter(struct wlr_output *wlr_output,
struct wlr_texture *texture, enum scale_filter_mode scale_filter) {
if (!wlr_texture_is_gles2(texture)) {
return;
}
struct wlr_gles2_texture_attribs attribs;
wlr_gles2_texture_get_attribs(texture, &attribs);
switch (scale_filter) {
case SCALE_FILTER_LINEAR:
glTexParameteri(attribs.target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
break;
case SCALE_FILTER_NEAREST:
glTexParameteri(attribs.target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
break;
case SCALE_FILTER_DEFAULT:
case SCALE_FILTER_SMART:
assert(false); // unreachable
}
}
static void render_texture(struct wlr_output *wlr_output,
pixman_region32_t *output_damage, struct wlr_texture *texture,
const struct wlr_box *box, const float matrix[static 9], float alpha) {
@ -119,6 +143,7 @@ static void render_surface_iterator(struct sway_output *output, struct sway_view
wlr_matrix_project_box(matrix, &box, transform, rotation,
wlr_output->transform_matrix);
set_scale_filter(wlr_output, texture, output->scale_filter);
render_texture(wlr_output, output_damage, texture, &box, matrix, alpha);
wlr_presentation_surface_sampled_on_output(server.presentation, surface,
@ -268,6 +293,7 @@ static void render_saved_view(struct sway_view *view,
wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0,
wlr_output->transform_matrix);
set_scale_filter(wlr_output, view->saved_buffer->texture, output->scale_filter);
render_texture(wlr_output, damage, view->saved_buffer->texture,
&box, matrix, alpha);