From eb763439f75d3c9174280d0c75ef44941dd99340 Mon Sep 17 00:00:00 2001 From: emersion Date: Fri, 1 Dec 2017 16:20:09 +0100 Subject: [PATCH] optimize a bit rootston renderer if there's no surface transform --- rootston/output.c | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/rootston/output.c b/rootston/output.c index 9df95a91..996f819d 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -63,24 +63,28 @@ static void render_surface(struct wlr_surface *surface, float scale[16]; wlr_matrix_scale(&scale, render_width, render_height, 1); - float surface_translate_center[16]; - wlr_matrix_translate(&surface_translate_center, 0.5, 0.5, 0); - - float surface_transform[16]; - wlr_matrix_transform(surface_transform, - wlr_output_transform_invert(surface->current->transform)); - - float surface_translate_origin[16]; - wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0); - float transform[16]; wlr_matrix_mul(&translate_center, &rotate, &transform); wlr_matrix_mul(&transform, &translate_origin, &transform); wlr_matrix_mul(&transform, &scale, &transform); - wlr_matrix_mul(&transform, &surface_translate_center, &transform); - wlr_matrix_mul(&transform, &surface_transform, &transform); - wlr_matrix_mul(&transform, &surface_translate_origin, &transform); + if (surface->current->transform != WL_OUTPUT_TRANSFORM_NORMAL) { + float surface_translate_center[16]; + wlr_matrix_translate(&surface_translate_center, 0.5, 0.5, 0); + + float surface_transform[16]; + wlr_matrix_transform(surface_transform, + wlr_output_transform_invert(surface->current->transform)); + + float surface_translate_origin[16]; + wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0); + + wlr_matrix_mul(&transform, &surface_translate_center, + &transform); + wlr_matrix_mul(&transform, &surface_transform, &transform); + wlr_matrix_mul(&transform, &surface_translate_origin, + &transform); + } wlr_matrix_mul(&wlr_output->transform_matrix, &transform, &matrix);