1 files changed, 105 insertions, 0 deletions
diff --git a/kms++/src/plane.cpp b/kms++/src/plane.cpp
new file mode 100644
index 0000000..10aaeda
--- /dev/null
+++ b/kms++/src/plane.cpp
@@ -0,0 +1,105 @@
+#include <stdio.h>
+#include <iostream>
+#include <unistd.h>
+#include <fcntl.h>
+#include <cassert>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include <kms++/kms++.h>
+
+using namespace std;
+
+namespace kms
+{
+
+struct PlanePriv
+{
+	drmModePlanePtr drm_plane;
+};
+
+Plane::Plane(Card &card, uint32_t id, uint32_t idx)
+	:DrmPropObject(card, id, DRM_MODE_OBJECT_PLANE, idx)
+{
+	m_priv = new PlanePriv();
+	m_priv->drm_plane = drmModeGetPlane(this->card().fd(), this->id());
+	assert(m_priv->drm_plane);
+}
+
+Plane::~Plane()
+{
+	drmModeFreePlane(m_priv->drm_plane);
+	delete m_priv;
+}
+
+bool Plane::supports_crtc(Crtc* crtc) const
+{
+	return m_priv->drm_plane->possible_crtcs & (1 << crtc->idx());
+}
+
+bool Plane::supports_format(PixelFormat fmt) const
+{
+	auto p = m_priv->drm_plane;
+
+	for (unsigned i = 0; i < p->count_formats; ++i)
+		if ((uint32_t)fmt == p->formats[i])
+			return true;
+
+	return false;
+}
+
+PlaneType Plane::plane_type() const
+{
+	if (card().has_has_universal_planes())
+		return (PlaneType)get_prop_value("type");
+	else
+		return PlaneType::Overlay;
+}
+
+vector<PixelFormat> Plane::get_formats() const
+{
+	auto p = m_priv->drm_plane;
+	vector<PixelFormat> r;
+
+	for (unsigned i = 0; i < p->count_formats; ++i)
+		r.push_back((PixelFormat) p->formats[i]);
+
+	return r;
+}
+
+uint32_t Plane::crtc_id() const
+{
+	return m_priv->drm_plane->crtc_id;
+}
+
+uint32_t Plane::fb_id() const
+{
+	return m_priv->drm_plane->fb_id;
+}
+
+uint32_t Plane::crtc_x() const
+{
+	return m_priv->drm_plane->crtc_x;
+}
+
+uint32_t Plane::crtc_y() const
+{
+	return m_priv->drm_plane->crtc_y;
+}
+
+uint32_t Plane::x() const
+{
+	return m_priv->drm_plane->x;
+}
+
+uint32_t Plane::y() const
+{
+	return m_priv->drm_plane->y;
+}
+
+uint32_t Plane::gamma_size() const
+{
+	return m_priv->drm_plane->gamma_size;
+}
+
+}