From bc9d9c9c8dccee6f453250a3a767f2270e45a79a Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Sat, 19 Mar 2022 14:07:18 +0100
Subject: [PATCH] outputmgr applytest

---
 src/events/Events.cpp   |  4 ++--
 src/render/Renderer.cpp | 41 +++++++++++++++++++++++++++++++++++++++++
 src/render/Renderer.hpp |  1 +
 3 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/src/events/Events.cpp b/src/events/Events.cpp
index 1cca53f8..1c40e520 100644
--- a/src/events/Events.cpp
+++ b/src/events/Events.cpp
@@ -394,12 +394,12 @@ void Events::listener_newXDGSurface(wl_listener* listener, void* data) {
 
 void Events::listener_outputMgrApply(wl_listener* listener, void* data) {
     const auto CONFIG = (wlr_output_configuration_v1*)data;
-
+    g_pHyprRenderer->outputMgrApplyTest(CONFIG, false);
 }
 
 void Events::listener_outputMgrTest(wl_listener* listener, void* data) {
     const auto CONFIG = (wlr_output_configuration_v1*)data;
-
+    g_pHyprRenderer->outputMgrApplyTest(CONFIG, true);
 }
 
 void Events::listener_requestMouse(wl_listener* listener, void* data) {
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index 14e47ba3..0ad0c1ba 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -99,3 +99,44 @@ void CHyprRenderer::renderAllClientsForMonitor(const int& ID, timespec* time) {
         wlr_surface_for_each_surface(ls->layerSurface->surface, renderSurface, &renderdata);
     }
 }
+
+void CHyprRenderer::outputMgrApplyTest(wlr_output_configuration_v1* config, bool test) {
+    wlr_output_configuration_head_v1* head;
+    bool noError = true;
+
+    wl_list_for_each(head, &config->heads, link) {
+        const auto OUTPUT = head->state.output;
+
+        wlr_output_enable(OUTPUT, head->state.enabled);
+        if (head->state.enabled) {
+            if (head->state.mode)
+                wlr_output_set_mode(OUTPUT, head->state.mode);
+            else
+                wlr_output_set_custom_mode(OUTPUT, head->state.custom_mode.width, head->state.custom_mode.height, head->state.custom_mode.refresh);
+
+            wlr_output_layout_move(g_pCompositor->m_sWLROutputLayout, OUTPUT, head->state.x, head->state.y);
+            wlr_output_set_transform(OUTPUT, head->state.transform);
+            wlr_output_set_scale(OUTPUT, head->state.scale);
+        }
+
+        noError = wlr_output_test(OUTPUT);
+
+        if (!noError)
+            break;
+    }
+
+    wl_list_for_each(head, &config->heads, link) {
+        if (noError && !test)
+            wlr_output_commit(head->state.output);
+        else
+            wlr_output_rollback(head->state.output);
+    }
+
+    if (noError)
+        wlr_output_configuration_v1_send_succeeded(config);
+    else
+        wlr_output_configuration_v1_send_failed(config);
+    wlr_output_configuration_v1_destroy(config);
+
+    Debug::log(LOG, "OutputMgr Applied/Tested.");
+}
\ No newline at end of file
diff --git a/src/render/Renderer.hpp b/src/render/Renderer.hpp
index ae7e5476..e1d6894f 100644
--- a/src/render/Renderer.hpp
+++ b/src/render/Renderer.hpp
@@ -6,6 +6,7 @@ class CHyprRenderer {
 public:
 
     void                renderAllClientsForMonitor(const int&, timespec*);
+    void                outputMgrApplyTest(wlr_output_configuration_v1*, bool);
 
 private:
 };