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Detecting monitors in Rendering Manager

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This commit is contained in:
Bruno Herbelin
2022-12-18 12:11:42 +01:00
parent 416635179b
commit 8712923bec
2 changed files with 55 additions and 10 deletions
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53
src/RenderingManager.cpp
View File

@@ -62,7 +62,7 @@
#include "Log.h"
#include "Resource.h"
#include "Settings.h"
#include "Primitives.h"
#include "ImageShader.h"
#include "Mixer.h"
#include "SystemToolkit.h"
#include "GstToolkit.h"
@@ -181,6 +181,38 @@ static void WindowCloseCallback( GLFWwindow* w )
glfwSetWindowShouldClose(w, GLFW_FALSE);
}
void Rendering::MonitorConnect(GLFWmonitor* monitor, int event)
{
// Fill list of monitors of rendering manager
int count_monitors = 0;
GLFWmonitor** monitors = glfwGetMonitors(&count_monitors);
// list monitors
if (count_monitors > 0) {
Rendering::manager().monitors_.clear();
int i = 0;
for (; i < count_monitors; i++) {
// fill monitor structure
RenderingMonitor mo;
const GLFWvidmode *vm = glfwGetVideoMode(monitors[i]);
mo.dimension = glm::ivec2(vm->width, vm->height);
glfwGetMonitorPos(monitors[i], &mo.position.x, &mo.position.y);
mo.name = glfwGetMonitorName(monitors[i]);
// add
Rendering::manager().monitors_.push_back(mo);
}
}
#ifndef NDEBUG
if (event == GLFW_CONNECTED)
g_printerr("Monitor %s connected\n", glfwGetMonitorName(monitor));
else if (event == GLFW_DISCONNECTED)
g_printerr("Monitor %s disconnected\n", glfwGetMonitorName(monitor));
for (auto m = Rendering::manager().monitors_.begin(); m != Rendering::manager().monitors_.end(); m++) {
g_printerr("Monitor %s [%d, %d](%d x %d)\n", m->name.c_str(), m->position.x, m->position.y, m->dimension.x, m->dimension.y);
}
#endif
}
void Rendering::close()
{
glfwSetWindowShouldClose(main_.window(), GLFW_TRUE);
@@ -303,6 +335,13 @@ bool Rendering::init()
// special callbacks for user input in output window
glfwSetMouseButtonCallback( output_.window(), WindowToggleFullscreen);
//
// Monitors configuration
//
Rendering::MonitorConnect(nullptr, GLFW_DONT_CARE);
// automatic detection of monitor connect & disconnect
glfwSetMonitorCallback(Rendering::MonitorConnect);
return true;
}
@@ -637,17 +676,11 @@ GLFWmonitor *RenderingWindow::monitorAt(int x, int y)
// try every monitor
int i = 0;
for (; i < count_monitors; i++) {
int workarea_x, workarea_y, workarea_width, workarea_height;
#if GLFW_VERSION_MINOR > 2
glfwGetMonitorWorkarea(monitors[i], &workarea_x, &workarea_y, &workarea_width, &workarea_height);
#else
int workarea_x, workarea_y;
glfwGetMonitorPos(monitors[i], &workarea_x, &workarea_y);
const GLFWvidmode *vm = glfwGetVideoMode(monitors[i]);
workarea_width = vm->width;
workarea_height = vm->height;
#endif
if ( x >= workarea_x && x <= workarea_x + workarea_width &&
y >= workarea_y && y <= workarea_y + workarea_height)
if ( x >= workarea_x && x <= workarea_x + vm->width &&
y >= workarea_y && y <= workarea_y + vm->height)
break;
}
// found the monitor containing this point !

12
src/RenderingManager.h
View File

@@ -16,6 +16,14 @@ typedef struct GLFWmonitor GLFWmonitor;
typedef struct GLFWwindow GLFWwindow;
class FrameBuffer;
struct RenderingMonitor
{
RenderingMonitor() {}
glm::ivec2 dimension;
glm::ivec2 position;
std::string name;
};
struct RenderingAttrib
{
RenderingAttrib() {}
@@ -170,6 +178,10 @@ private:
std::string main_new_title_;
RenderingWindow output_;
// monitors
std::list<RenderingMonitor> monitors_;
static void MonitorConnect(GLFWmonitor* monitor, int event);
// file drop callback
static void FileDropped(GLFWwindow* main_window_, int path_count, const char* paths[]);