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Cycles/BI: Add a pixel size option for speeding up viewport rendering

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This patch adds "Pixel Size" to the performance options, which allows to render
in a smaller resolution, which is especially useful for displays with high DPI.

Reviewers: Severin, dingto, sergey, brecht

Reviewed By: brecht

Subscribers: Severin, venomgfx, eyecandy, brecht

Differential Revision: https://developer.blender.org/D1619
This commit is contained in:
Lukas Stockner
2017-08-15 00:11:52 +02:00
parent a8eaaa21e0
commit 66c1b23aa1
13 changed files with 69 additions and 13 deletions
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9
source/blender/editors/render/render_internal.c
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@@ -1171,7 +1171,7 @@ static void render_update_resolution(Render *re, const RenderPreview *rp,
}
if (rp->has_freestyle) {
if (rp->resolution_divider == 1) {
if (rp->resolution_divider == BKE_render_preview_pixel_size(&rp->scene->r)) {
RE_ChangeModeFlag(re, R_EDGE_FRS, false);
}
else {
@@ -1312,11 +1312,12 @@ static void render_view3d_startjob(void *customdata, short *stop, short *do_upda
RE_updateRenderInstances(re, ob_inst_update_flag);
for (;;) {
int pixel_size = BKE_render_preview_pixel_size(&rp->scene->r);
if (first_time == false) {
if (restore)
RE_DataBase_IncrementalView(re, rp->viewmat, 1);
rp->resolution_divider /= 2;
rp->resolution_divider = MAX2(rp->resolution_divider/2, pixel_size);
*do_update = 1;
render_update_resolution(re, rp, use_border, &cliprct);
@@ -1333,7 +1334,7 @@ static void render_view3d_startjob(void *customdata, short *stop, short *do_upda
first_time = false;
if (*stop || rp->resolution_divider == 1) {
if (*stop || rp->resolution_divider == pixel_size) {
break;
}
}
@@ -1435,7 +1436,7 @@ static void render_view3d_do(RenderEngine *engine, const bContext *C)
Scene *scene = CTX_data_scene(C);
ARegion *ar = CTX_wm_region(C);
int width = ar->winx, height = ar->winy;
int divider = 1;
int divider = BKE_render_preview_pixel_size(&scene->r);
int resolution_threshold = scene->r.preview_start_resolution *
scene->r.preview_start_resolution;