Renderer: rewrite render scheduling (#8683)

This rewrites renderer scheduling. Occlusion is now unified in a new Pass type.

src/render/pass/TexPassElement.cpp

@@ -0,0 +1,44 @@
+#include "TexPassElement.hpp"
+#include "../OpenGL.hpp"
+
+#include <hyprutils/utils/ScopeGuard.hpp>
+using namespace Hyprutils::Utils;
+
+CTexPassElement::CTexPassElement(const CTexPassElement::SRenderData& data_) : data(data_) {
+    ;
+}
+
+void CTexPassElement::draw(const CRegion& damage) {
+    g_pHyprOpenGL->m_bEndFrame = data.flipEndFrame;
+
+    CScopeGuard x = {[]() {
+        //
+        g_pHyprOpenGL->m_bEndFrame = false;
+    }};
+
+    if (data.replaceProjection)
+        g_pHyprOpenGL->m_RenderData.monitorProjection = *data.replaceProjection;
+    g_pHyprOpenGL->renderTextureInternalWithDamage(data.tex, &data.box, data.a, data.damage.empty() ? damage : data.damage, data.round, data.syncTimeline, data.syncPoint);
+    if (data.replaceProjection)
+        g_pHyprOpenGL->m_RenderData.monitorProjection = g_pHyprOpenGL->m_RenderData.pMonitor->projMatrix;
+}
+
+bool CTexPassElement::needsLiveBlur() {
+    return false; // TODO?
+}
+
+bool CTexPassElement::needsPrecomputeBlur() {
+    return false; // TODO?
+}
+
+std::optional<CBox> CTexPassElement::boundingBox() {
+    return data.box.copy().scale(1.F / g_pHyprOpenGL->m_RenderData.pMonitor->scale).round();
+}
+
+CRegion CTexPassElement::opaqueRegion() {
+    return {}; // TODO:
+}
+
+void CTexPassElement::discard() {
+    ;
+}