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xwm: Switch alpha, brightness and saturation to GLfloat

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This commit is contained in:
Kristian Høgsberg 2012-05-21 14:06:52 -04:00
parent 579f2934de
commit a416fa15d5
4 changed files with 17 additions and 17 deletions
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14
src/compositor.c
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@ -225,9 +225,9 @@ weston_surface_create(struct weston_compositor *compositor)
surface->compositor = compositor;
surface->image = EGL_NO_IMAGE_KHR;
surface->alpha = 255;
surface->brightness = 255;
surface->saturation = 255;
surface->alpha = 1.0;
surface->brightness = 1.0;
surface->saturation = 1.0;
surface->blend = 1;
surface->opaque_rect[0] = 0.0;
surface->opaque_rect[1] = 0.0;
@ -359,7 +359,7 @@ weston_surface_update_transform_disable(struct weston_surface *surface)
surface->geometry.width,
surface->geometry.height);
if (surface->alpha == 255) {
if (surface->alpha == 1.0) {
pixman_region32_copy(&surface->transform.opaque,
&surface->opaque);
pixman_region32_translate(&surface->transform.opaque,
@ -868,9 +868,9 @@ weston_surface_draw(struct weston_surface *es, struct weston_output *output,
1, GL_FALSE, output->matrix.d);
glUniform1i(es->shader->tex_uniform, 0);
glUniform4fv(es->shader->color_uniform, 1, es->color);
glUniform1f(es->shader->alpha_uniform, es->alpha / 255.0);
glUniform1f(es->shader->brightness_uniform, es->brightness / 255.0);
glUniform1f(es->shader->saturation_uniform, es->saturation / 255.0);
glUniform1f(es->shader->alpha_uniform, es->alpha);
glUniform1f(es->shader->brightness_uniform, es->brightness);
glUniform1f(es->shader->saturation_uniform, es->saturation);
glUniform1f(es->shader->texwidth_uniform,
(GLfloat)es->geometry.width / es->pitch);
glUniform4fv(es->shader->opaque_uniform, 1, es->opaque_rect);

6
src/compositor.h
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@ -333,9 +333,9 @@ struct weston_surface {
struct weston_shader *shader;
GLfloat color[4];
GLfloat opaque_rect[4];
uint32_t alpha;
uint32_t brightness;
uint32_t saturation;
GLfloat alpha;
GLfloat brightness;
GLfloat saturation;
int blend;
/* Surface geometry state, mutable.

6
src/shell.c
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@ -2398,11 +2398,11 @@ switcher_next(struct switcher *switcher)
&switcher->listener);
switcher->current = next;
next->alpha = 255;
next->alpha = 1.0;
shsurf = get_shell_surface(switcher->current);
if (shsurf && shsurf->type ==SHELL_SURFACE_FULLSCREEN)
shsurf->fullscreen.black_surface->alpha = 255;
shsurf->fullscreen.black_surface->alpha = 1.0;
}
static void
@ -2422,7 +2422,7 @@ switcher_destroy(struct switcher *switcher, uint32_t time)
struct wl_keyboard *keyboard = switcher->grab.keyboard;
wl_list_for_each(surface, &compositor->surface_list, link) {
surface->alpha = 255;
surface->alpha = 1.0;
weston_surface_damage(surface);
}

8
src/util.c
View File

@ -153,9 +153,9 @@ weston_zoom_frame(struct weston_animation *animation,
0.5f * es->geometry.width,
0.5f * es->geometry.height, 0);
es->alpha = zoom->spring.current * 255;
if (es->alpha > 255)
es->alpha = 255;
es->alpha = zoom->spring.current;
if (es->alpha > 1.0)
es->alpha = 1.0;
zoom->surface->geometry.dirty = 1;
weston_compositor_schedule_repaint(es->compositor);
@ -375,7 +375,7 @@ weston_fade_frame(struct weston_animation *animation,
fade_factor = 0;
else
fade_factor = fade->spring.current;
es->alpha = fade_factor * 255;
es->alpha = fade_factor;
fade->surface->geometry.dirty = 1;
weston_compositor_schedule_repaint(es->compositor);