From 793c3b30473bcad488eae9266b67ccfdf3106231 Mon Sep 17 00:00:00 2001 From: emersion Date: Mon, 26 Mar 2018 12:41:51 -0400 Subject: render: add simple functions to render rectangles and ellipses --- render/wlr_renderer.c | 41 +++++++++++++++++++++++++++++++---------- 1 file changed, 31 insertions(+), 10 deletions(-) (limited to 'render/wlr_renderer.c') diff --git a/render/wlr_renderer.c b/render/wlr_renderer.c index 622aa1dd..5598a0e7 100644 --- a/render/wlr_renderer.c +++ b/render/wlr_renderer.c @@ -39,13 +39,16 @@ struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r) { bool wlr_render_texture(struct wlr_renderer *r, struct wlr_texture *texture, const float projection[static 9], int x, int y, float alpha) { - float mat[9]; - wlr_matrix_identity(mat); - wlr_matrix_translate(mat, x, y); - wlr_matrix_scale(mat, texture->width, texture->height); - wlr_matrix_multiply(mat, projection, mat); + const struct wlr_box box = { + .x = x, .y = y, + .width = texture->width, .height = texture->height, + }; - return wlr_render_texture_with_matrix(r, texture, mat, alpha); + float matrix[9]; + wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0, + projection); + + return wlr_render_texture_with_matrix(r, texture, matrix, alpha); } bool wlr_render_texture_with_matrix(struct wlr_renderer *r, @@ -54,14 +57,32 @@ bool wlr_render_texture_with_matrix(struct wlr_renderer *r, return r->impl->render_texture_with_matrix(r, texture, matrix, alpha); } -void wlr_render_colored_quad(struct wlr_renderer *r, +void wlr_render_rect(struct wlr_renderer *r, const struct wlr_box *box, + const float color[static 4], const float projection[static 9]) { + float matrix[9]; + wlr_matrix_project_box(matrix, box, WL_OUTPUT_TRANSFORM_NORMAL, 0, + projection); + + wlr_render_quad_with_matrix(r, color, matrix); +} + +void wlr_render_quad_with_matrix(struct wlr_renderer *r, const float color[static 4], const float matrix[static 9]) { - r->impl->render_quad(r, color, matrix); + r->impl->render_quad_with_matrix(r, color, matrix); +} + +void wlr_render_ellipse(struct wlr_renderer *r, const struct wlr_box *box, + const float color[static 4], const float projection[static 9]) { + float matrix[9]; + wlr_matrix_project_box(matrix, box, WL_OUTPUT_TRANSFORM_NORMAL, 0, + projection); + + wlr_render_ellipse_with_matrix(r, color, matrix); } -void wlr_render_colored_ellipse(struct wlr_renderer *r, +void wlr_render_ellipse_with_matrix(struct wlr_renderer *r, const float color[static 4], const float matrix[static 9]) { - r->impl->render_ellipse(r, color, matrix); + r->impl->render_ellipse_with_matrix(r, color, matrix); } const enum wl_shm_format *wlr_renderer_get_formats( -- cgit v1.2.3