Renderer

src/render/Renderer.cpp

@@ -0,0 +1,57 @@
+#include "Renderer.hpp"
+#include "../Compositor.hpp"
+
+void scaleBox(wlr_box* box, float scale) {
+    box->width = std::round((box->x + box->width) * scale) - std::round(box->x * scale);
+    box->height = std::round((box->y + box->height) * scale) - std::round(box->y * scale);
+    box->x = std::round(box->x * scale);
+    box->y = std::round(box->y * scale);
+}
+
+void renderSurface(struct wlr_surface* surface, int x, int y, void* data) {
+    const auto TEXTURE = wlr_surface_get_texture(surface);
+    const auto RDATA = (SRenderData*)data;
+
+    if (!TEXTURE)
+        return;
+
+    double outputX = 0, outputY = 0;
+    wlr_output_layout_output_coords(g_pCompositor->m_sWLROutputLayout, RDATA->output, &outputX, &outputY);
+
+    wlr_box windowBox = {outputX + RDATA->x + x, outputY + RDATA->y + y, surface->current.width, surface->current.height};
+    scaleBox(&windowBox, RDATA->output->scale);
+
+    const auto TRANSFORM = wlr_output_transform_invert(surface->current.transform);
+    float matrix[9];
+    wlr_matrix_project_box(matrix, &windowBox, TRANSFORM, 0, RDATA->output->transform_matrix);
+
+    wlr_render_texture_with_matrix(g_pCompositor->m_sWLRRenderer, TEXTURE, matrix, 1); // TODO: fadein/out
+
+    wlr_surface_send_frame_done(surface, RDATA->when);
+
+    wlr_presentation_surface_sampled_on_output(g_pCompositor->m_sWLRPresentation, surface, RDATA->output);
+}
+
+void CHyprRenderer::renderAllClientsForMonitor(const int& ID, timespec* time) {
+    const auto PMONITOR = g_pCompositor->getMonitorFromID(ID);
+
+    if (!PMONITOR)
+        return;
+
+    for (auto& w : g_pCompositor->m_vWindows) {
+
+        const wlr_box geom = { w.m_vPosition.x, w.m_vPosition.y, w.m_vSize.x, w.m_vSize.y };
+
+        if (!wlr_output_layout_intersects(g_pCompositor->m_sWLROutputLayout, PMONITOR->output, &geom))
+            continue;
+
+        // render the bad boy
+
+        wlr_output_layout_output_coords(g_pCompositor->m_sWLROutputLayout, PMONITOR->output, &w.m_vPosition.x, &w.m_vPosition.y);
+
+        SRenderData renderdata = {PMONITOR->output, time, w.m_vSize.x, w.m_vSize.y};
+
+        wlr_surface_for_each_surface(w.m_uSurface.xdg->surface, renderSurface, &renderdata);
+        wlr_xdg_surface_for_each_popup_surface(w.m_uSurface.xdg, renderSurface, &renderdata);
+    }
+}