XCB window creation

3 files changed, 53 insertions, 17 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1fd25b7..43a9858 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,10 @@
 include_directories(${CMAKE_SOURCE_DIR}/include)
 include_directories(${Vulkan_INCLUDE_DIRS})
 
+if(UNIX)
+    include_directories(${X11_xcb_INCLUDE_PATH})
+endif()
+
 add_executable(
     path-tracer
     main.cpp
@@ -11,8 +15,9 @@ add_executable(
     vulkan-loader.cpp
     utils.cpp
     vk-renderer.cpp
+    window.cpp
 )
 
 if(UNIX)
-    target_link_libraries(path-tracer ${CMAKE_DL_LIBS})
+    target_link_libraries(path-tracer ${CMAKE_DL_LIBS} ${X11_xcb_LIB})
 endif()
diff --git a/src/main.cpp b/src/main.cpp
index 03706b4..7a91c4e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4,11 +4,11 @@
 #include <cstring>
 #include <cstdio>
 #include <cassert>
+#include <unistd.h>
 #include <dlfcn.h>
 
-#include "vk-renderer.hpp"
-
 #include "rt.hpp"
+#include "vk-renderer.hpp"
 #include "thirdparty/renderdoc.h"
 
 color ground_color { 1.0, 1.0, 1.0 };
@@ -79,6 +79,7 @@ int main() {
         assert(ret == 1);
     }
 
+    window wnd {};
     vkrenderer renderer {};
 
     // Image dimensions
@@ -132,28 +133,30 @@ int main() {
 
     std::cerr << "Generating image" << std::endl;
 
+    pause();
+
     // To start a frame capture, call StartFrameCapture.
     // You can specify NULL, NULL for the device to capture on if you have only one device and
     // either no windows at all or only one window, and it will capture from that device.
     // See the documentation below for a longer explanation
-    if(rdoc_api) rdoc_api->StartFrameCapture(NULL, NULL);
+    // if(rdoc_api) rdoc_api->StartFrameCapture(NULL, NULL);
 
-    auto start = std::chrono::high_resolution_clock::now();
-    renderer.compute(inputs, width, height);
-    auto end = std::chrono::high_resolution_clock::now();
+    // auto start = std::chrono::high_resolution_clock::now();
+    // renderer.compute(inputs, width, height);
+    // auto end = std::chrono::high_resolution_clock::now();
 
-    std::cerr << "Image generation took " << std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() << "ms" << std::endl;
+    // std::cerr << "Image generation took " << std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() << "ms" << std::endl;
 
-    // stop the capture
-    if(rdoc_api) rdoc_api->EndFrameCapture(NULL, NULL);
+    // // stop the capture
+    // if(rdoc_api) rdoc_api->EndFrameCapture(NULL, NULL);
 
-    //-------------------------
-    // GPU path tracer
-    //-------------------------
-    auto output_image = renderer.output_image();
-    for (size_t index = 0; index < height * width; index++) {
-        write_color(std::cout, output_image[index]);
-    }
+    // //-------------------------
+    // // GPU path tracer
+    // //-------------------------
+    // auto output_image = renderer.output_image();
+    // for (size_t index = 0; index < height * width; index++) {
+    //     write_color(std::cout, output_image[index]);
+    // }
 
     std::cerr << "Done !" << std::endl;
 
diff --git a/src/window.cpp b/src/window.cpp
new file mode 100644
index 0000000..93c7517
--- /dev/null
+++ b/src/window.cpp
@@ -0,0 +1,28 @@
+#include "window.hpp"
+
+window::window() {
+    connection = xcb_connect(NULL, NULL);
+    win = xcb_generate_id(connection);
+
+    auto setup = xcb_get_setup (connection);
+    auto screen_info = xcb_setup_roots_iterator(setup).data;
+
+    xcb_create_window(
+        connection,
+        XCB_COPY_FROM_PARENT,
+        win,
+        screen_info->root,
+        10,
+        10,
+        400,
+        400,
+        10,
+        XCB_WINDOW_CLASS_INPUT_OUTPUT,
+        screen_info->root_visual,
+        0,
+        nullptr
+    );
+
+    xcb_map_window(connection, win);
+    xcb_flush(connection);
+}