From dc701b72fc579776cf10bf7d5ec91c033f9bec8e Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Tue, 16 Jan 2018 07:12:46 -0500 Subject: abstract box matrix --- include/wlr/types/wlr_output.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'include/wlr') diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h index 71463cb5..4c59d98b 100644 --- a/include/wlr/types/wlr_output.h +++ b/include/wlr/types/wlr_output.h @@ -136,4 +136,11 @@ enum wl_output_transform wlr_output_transform_invert( enum wl_output_transform wlr_output_transform_compose( enum wl_output_transform tr_a, enum wl_output_transform tr_b); +/** + * Get a matrix suitable for rendering a box on the output. + */ +void wlr_output_get_box_matrix(struct wlr_output *output, int ox, int oy, + int width, int height, enum wl_output_transform transform, + float rotation, float (*mat)[16]); + #endif -- cgit v1.2.3 From d13114520acef63f9293ff313b8a549bc81be30c Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Sun, 21 Jan 2018 15:53:29 -0500 Subject: move matrix model code to matrix.h --- include/wlr/render/matrix.h | 3 +++ include/wlr/types/wlr_output.h | 7 ------- render/matrix.c | 46 ++++++++++++++++++++++++++++++++++++++++++ rootston/output.c | 25 +++++++++++++++++------ types/wlr_output.c | 43 --------------------------------------- 5 files changed, 68 insertions(+), 56 deletions(-) (limited to 'include/wlr') diff --git a/include/wlr/render/matrix.h b/include/wlr/render/matrix.h index 0b35aad3..dbd06c8d 100644 --- a/include/wlr/render/matrix.h +++ b/include/wlr/render/matrix.h @@ -2,6 +2,7 @@ #define WLR_RENDER_MATRIX_H #include +#include void wlr_matrix_identity(float (*output)[16]); void wlr_matrix_translate(float (*output)[16], float x, float y, float z); @@ -14,5 +15,7 @@ void wlr_matrix_transform(float mat[static 16], enum wl_output_transform transform); void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height, enum wl_output_transform transform); +void wlr_matrix_box_model(float (*mat)[16], struct wlr_box *box, + enum wl_output_transform transform, float rotation); #endif diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h index 4c59d98b..71463cb5 100644 --- a/include/wlr/types/wlr_output.h +++ b/include/wlr/types/wlr_output.h @@ -136,11 +136,4 @@ enum wl_output_transform wlr_output_transform_invert( enum wl_output_transform wlr_output_transform_compose( enum wl_output_transform tr_a, enum wl_output_transform tr_b); -/** - * Get a matrix suitable for rendering a box on the output. - */ -void wlr_output_get_box_matrix(struct wlr_output *output, int ox, int oy, - int width, int height, enum wl_output_transform transform, - float rotation, float (*mat)[16]); - #endif diff --git a/render/matrix.c b/render/matrix.c index 54dba4cc..a64a8f9b 100644 --- a/render/matrix.c +++ b/render/matrix.c @@ -1,6 +1,8 @@ #include #include #include +#include +#include #include /* Obtains the index for the given row/column */ @@ -158,3 +160,47 @@ void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height, mat[10] = 1.0f; mat[15] = 1.0f; } + +void wlr_matrix_box_model(float (*mat)[16], struct wlr_box *box, + enum wl_output_transform transform, float rotation) { + int x = box->x; + int y = box->y; + int width = box->width; + int height = box->height; + + float translate_center[16]; + wlr_matrix_translate(&translate_center, + (int)x + width / 2, (int)y + height / 2, 0); + + float rotate[16]; + wlr_matrix_rotate(&rotate, rotation); + + float translate_origin[16]; + wlr_matrix_translate(&translate_origin, -width / 2, + -height / 2, 0); + + float scale[16]; + wlr_matrix_scale(&scale, width, height, 1); + + wlr_matrix_mul(&translate_center, &rotate, mat); + wlr_matrix_mul(mat, &translate_origin, mat); + wlr_matrix_mul(mat, &scale, mat); + + if (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(transform)); + + float surface_translate_origin[16]; + wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0); + + wlr_matrix_mul(mat, &surface_translate_center, + mat); + wlr_matrix_mul(mat, &surface_transform, mat); + wlr_matrix_mul(mat, &surface_translate_origin, + mat); + } +} diff --git a/rootston/output.c b/rootston/output.c index 502e72d2..3680beac 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -52,9 +52,16 @@ static void render_surface(struct wlr_surface *surface, .width = render_width, .height = render_height, }; if (wlr_output_layout_intersects(desktop->layout, wlr_output, &render_box)) { + struct wlr_box model_box = { + .x = ox, + .y = oy, + .width = render_width, + .height = render_height, + }; float matrix[16]; - wlr_output_get_box_matrix(wlr_output, ox, oy, render_width, - render_height, surface->current->transform, rotation, &matrix); + wlr_matrix_box_model(&matrix, &model_box, surface->current->transform, + rotation); + wlr_matrix_mul(&wlr_output->transform_matrix, &matrix, &matrix); wlr_render_with_matrix(desktop->server->renderer, surface->texture, &matrix); @@ -157,11 +164,17 @@ static void render_decorations(struct roots_view *view, ox *= output->scale; oy *= output->scale; - float matrix[16]; - wlr_output_get_box_matrix(output, ox, oy, deco_box.width, - deco_box.height, WL_OUTPUT_TRANSFORM_NORMAL, view->rotation, - &matrix); + struct wlr_box model_box = { + .x = ox, + .y = oy, + .width = deco_box.width, + .height = deco_box.height, + }; + float matrix[16]; + wlr_matrix_box_model(&matrix, &model_box, WL_OUTPUT_TRANSFORM_NORMAL, + view->rotation); + wlr_matrix_mul(&output->transform_matrix, &matrix, &matrix); float color[4] = { 0.2, 0.2, 0.2, 1 }; wlr_render_colored_quad(desktop->server->renderer, &color, &matrix); } diff --git a/types/wlr_output.c b/types/wlr_output.c index 178306a8..b47fb3a0 100644 --- a/types/wlr_output.c +++ b/types/wlr_output.c @@ -751,46 +751,3 @@ enum wl_output_transform wlr_output_transform_compose( } return flipped | rotated; } - -void wlr_output_get_box_matrix(struct wlr_output *output, int ox, int oy, - int width, int height, enum wl_output_transform transform, - float rotation, float (*mat)[16]) { - float translate_center[16]; - wlr_matrix_translate(&translate_center, - (int)ox + width / 2, (int)oy + height / 2, 0); - - float rotate[16]; - wlr_matrix_rotate(&rotate, rotation); - - float translate_origin[16]; - wlr_matrix_translate(&translate_origin, -width / 2, - -height / 2, 0); - - float scale[16]; - wlr_matrix_scale(&scale, width, height, 1); - - float transform_matrix[16]; - wlr_matrix_mul(&translate_center, &rotate, &transform_matrix); - wlr_matrix_mul(&transform_matrix, &translate_origin, &transform_matrix); - wlr_matrix_mul(&transform_matrix, &scale, &transform_matrix); - - if (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(transform)); - - float surface_translate_origin[16]; - wlr_matrix_translate(&surface_translate_origin, -0.5, -0.5, 0); - - wlr_matrix_mul(&transform_matrix, &surface_translate_center, - &transform_matrix); - wlr_matrix_mul(&transform_matrix, &surface_transform, &transform_matrix); - wlr_matrix_mul(&transform_matrix, &surface_translate_origin, - &transform_matrix); - } - - wlr_matrix_mul(&output->transform_matrix, &transform_matrix, mat); -} -- cgit v1.2.3 From 85a6939cf2753fd6a7fa84c9fcd370a4fb1f4095 Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Sun, 21 Jan 2018 19:03:10 -0500 Subject: rename matrix model box to project box --- include/wlr/render/matrix.h | 5 +++-- render/matrix.c | 7 +++++-- rootston/output.c | 14 ++++++-------- 3 files changed, 14 insertions(+), 12 deletions(-) (limited to 'include/wlr') diff --git a/include/wlr/render/matrix.h b/include/wlr/render/matrix.h index dbd06c8d..a333bf0f 100644 --- a/include/wlr/render/matrix.h +++ b/include/wlr/render/matrix.h @@ -15,7 +15,8 @@ void wlr_matrix_transform(float mat[static 16], enum wl_output_transform transform); void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height, enum wl_output_transform transform); -void wlr_matrix_box_model(float (*mat)[16], struct wlr_box *box, - enum wl_output_transform transform, float rotation); +void wlr_matrix_project_box(float (*mat)[16], struct wlr_box *box, + enum wl_output_transform transform, float rotation, float + (*projection)[16]); #endif diff --git a/render/matrix.c b/render/matrix.c index a64a8f9b..9a1b2bb4 100644 --- a/render/matrix.c +++ b/render/matrix.c @@ -161,8 +161,9 @@ void wlr_matrix_texture(float mat[static 16], int32_t width, int32_t height, mat[15] = 1.0f; } -void wlr_matrix_box_model(float (*mat)[16], struct wlr_box *box, - enum wl_output_transform transform, float rotation) { +void wlr_matrix_project_box(float (*mat)[16], struct wlr_box *box, + enum wl_output_transform transform, float rotation, + float (*projection)[16]) { int x = box->x; int y = box->y; int width = box->width; @@ -203,4 +204,6 @@ void wlr_matrix_box_model(float (*mat)[16], struct wlr_box *box, wlr_matrix_mul(mat, &surface_translate_origin, mat); } + + wlr_matrix_mul(projection, mat, mat); } diff --git a/rootston/output.c b/rootston/output.c index 0e568a14..689956ad 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -52,16 +52,15 @@ static void render_surface(struct wlr_surface *surface, .width = render_width, .height = render_height, }; if (wlr_output_layout_intersects(desktop->layout, wlr_output, &render_box)) { - struct wlr_box model_box = { + struct wlr_box project_box = { .x = ox, .y = oy, .width = render_width, .height = render_height, }; float matrix[16]; - wlr_matrix_box_model(&matrix, &model_box, surface->current->transform, - rotation); - wlr_matrix_mul(&wlr_output->transform_matrix, &matrix, &matrix); + wlr_matrix_project_box(&matrix, &project_box, surface->current->transform, + rotation, &wlr_output->transform_matrix); wlr_render_with_matrix(desktop->server->renderer, surface->texture, &matrix); @@ -170,7 +169,7 @@ static void render_decorations(struct roots_view *view, ox *= output->scale; oy *= output->scale; - struct wlr_box model_box = { + struct wlr_box project_box = { .x = ox, .y = oy, .width = deco_box.width, @@ -178,9 +177,8 @@ static void render_decorations(struct roots_view *view, }; float matrix[16]; - wlr_matrix_box_model(&matrix, &model_box, WL_OUTPUT_TRANSFORM_NORMAL, - view->rotation); - wlr_matrix_mul(&output->transform_matrix, &matrix, &matrix); + wlr_matrix_project_box(&matrix, &project_box, WL_OUTPUT_TRANSFORM_NORMAL, + view->rotation, &output->transform_matrix); float color[4] = { 0.2, 0.2, 0.2, 1 }; wlr_render_colored_quad(desktop->server->renderer, &color, &matrix); } -- cgit v1.2.3