From 0d90dddfab48a12a7519c11c6062b717ca3b7581 Mon Sep 17 00:00:00 2001
From: Simon Zeni <simon@bl4ckb0ne.ca>
Date: Sun, 17 Jan 2021 23:15:36 -0500
Subject: render: introduce pixman renderer

---
 include/render/pixman.h     | 49 +++++++++++++++++++++++++++++++++++++++++++++
 include/wlr/render/pixman.h | 17 ++++++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 include/render/pixman.h
 create mode 100644 include/wlr/render/pixman.h

(limited to 'include')

diff --git a/include/render/pixman.h b/include/render/pixman.h
new file mode 100644
index 00000000..f4cab45e
--- /dev/null
+++ b/include/render/pixman.h
@@ -0,0 +1,49 @@
+#ifndef RENDER_PIXMAN_H
+#define RENDER_PIXMAN_H
+
+#include <wlr/render/pixman.h>
+#include <wlr/render/wlr_renderer.h>
+#include <wlr/render/drm_format_set.h>
+#include "render/pixel_format.h"
+
+struct wlr_pixman_pixel_format {
+	uint32_t drm_format;
+	pixman_format_code_t pixman_format;
+};
+
+struct wlr_pixman_buffer;
+
+struct wlr_pixman_renderer {
+	struct wlr_renderer wlr_renderer;
+
+	struct wl_list buffers; // wlr_pixman_buffer.link
+
+	struct wlr_pixman_buffer *current_buffer;
+	int32_t width, height;
+
+	struct wlr_drm_format_set drm_formats;
+};
+
+struct wlr_pixman_buffer {
+	struct wlr_buffer *buffer;
+	struct wlr_pixman_renderer *renderer;
+
+	pixman_image_t *image;
+
+	struct wl_listener buffer_destroy;
+	struct wl_list link; // wlr_pixman_renderer.buffers
+};
+
+struct wlr_pixman_texture {
+	struct wlr_texture wlr_texture;
+	struct wlr_pixman_renderer *renderer;
+
+	void *data;
+	pixman_image_t *image;
+	const struct wlr_pixel_format_info *format;
+};
+
+pixman_format_code_t get_pixman_format_from_drm(uint32_t fmt);
+const uint32_t *get_pixman_drm_formats(size_t *len);
+
+#endif
diff --git a/include/wlr/render/pixman.h b/include/wlr/render/pixman.h
new file mode 100644
index 00000000..713e431d
--- /dev/null
+++ b/include/wlr/render/pixman.h
@@ -0,0 +1,17 @@
+/*
+ * This an unstable interface of wlroots. No guarantees are made regarding the
+ * future consistency of this API.
+ */
+#ifndef WLR_USE_UNSTABLE
+#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
+#endif
+
+#ifndef WLR_RENDER_PIXMAN_H
+#define WLR_RENDER_PIXMAN_H
+
+#include <wlr/backend.h>
+#include <wlr/render/wlr_renderer.h>
+
+struct wlr_renderer *wlr_pixman_renderer_create(void);
+
+#endif
-- 
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