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-rw-r--r--libs/glfw-3.3.8/src/wl_monitor.c271
1 files changed, 271 insertions, 0 deletions
diff --git a/libs/glfw-3.3.8/src/wl_monitor.c b/libs/glfw-3.3.8/src/wl_monitor.c
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+++ b/libs/glfw-3.3.8/src/wl_monitor.c
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+//========================================================================
+// GLFW 3.3 Wayland - www.glfw.org
+//------------------------------------------------------------------------
+// Copyright (c) 2014 Jonas Ã…dahl <jadahl@gmail.com>
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+// claim that you wrote the original software. If you use this software
+// in a product, an acknowledgment in the product documentation would
+// be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such, and must not
+// be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source
+// distribution.
+//
+//========================================================================
+// It is fine to use C99 in this file because it will not be built with VS
+//========================================================================
+
+#include "internal.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <math.h>
+
+
+static void outputHandleGeometry(void* userData,
+ struct wl_output* output,
+ int32_t x,
+ int32_t y,
+ int32_t physicalWidth,
+ int32_t physicalHeight,
+ int32_t subpixel,
+ const char* make,
+ const char* model,
+ int32_t transform)
+{
+ struct _GLFWmonitor* monitor = userData;
+
+ monitor->wl.x = x;
+ monitor->wl.y = y;
+ monitor->widthMM = physicalWidth;
+ monitor->heightMM = physicalHeight;
+
+ if (strlen(monitor->name) == 0)
+ snprintf(monitor->name, sizeof(monitor->name), "%s %s", make, model);
+}
+
+static void outputHandleMode(void* userData,
+ struct wl_output* output,
+ uint32_t flags,
+ int32_t width,
+ int32_t height,
+ int32_t refresh)
+{
+ struct _GLFWmonitor* monitor = userData;
+ GLFWvidmode mode;
+
+ mode.width = width;
+ mode.height = height;
+ mode.redBits = 8;
+ mode.greenBits = 8;
+ mode.blueBits = 8;
+ mode.refreshRate = (int) round(refresh / 1000.0);
+
+ monitor->modeCount++;
+ monitor->modes =
+ realloc(monitor->modes, monitor->modeCount * sizeof(GLFWvidmode));
+ monitor->modes[monitor->modeCount - 1] = mode;
+
+ if (flags & WL_OUTPUT_MODE_CURRENT)
+ monitor->wl.currentMode = monitor->modeCount - 1;
+}
+
+static void outputHandleDone(void* userData, struct wl_output* output)
+{
+ struct _GLFWmonitor* monitor = userData;
+
+ if (monitor->widthMM <= 0 || monitor->heightMM <= 0)
+ {
+ // If Wayland does not provide a physical size, assume the default 96 DPI
+ const GLFWvidmode* mode = &monitor->modes[monitor->wl.currentMode];
+ monitor->widthMM = (int) (mode->width * 25.4f / 96.f);
+ monitor->heightMM = (int) (mode->height * 25.4f / 96.f);
+ }
+
+ for (int i = 0; i < _glfw.monitorCount; i++)
+ {
+ if (_glfw.monitors[i] == monitor)
+ return;
+ }
+
+ _glfwInputMonitor(monitor, GLFW_CONNECTED, _GLFW_INSERT_LAST);
+}
+
+static void outputHandleScale(void* userData,
+ struct wl_output* output,
+ int32_t factor)
+{
+ struct _GLFWmonitor* monitor = userData;
+
+ monitor->wl.scale = factor;
+
+ for (_GLFWwindow* window = _glfw.windowListHead; window; window = window->next)
+ {
+ for (int i = 0; i < window->wl.monitorsCount; i++)
+ {
+ if (window->wl.monitors[i] == monitor)
+ {
+ _glfwUpdateContentScaleWayland(window);
+ break;
+ }
+ }
+ }
+}
+
+#ifdef WL_OUTPUT_NAME_SINCE_VERSION
+
+void outputHandleName(void* userData, struct wl_output* wl_output, const char* name)
+{
+ struct _GLFWmonitor* monitor = userData;
+
+ strncpy(monitor->name, name, sizeof(monitor->name) - 1);
+}
+
+void outputHandleDescription(void* userData,
+ struct wl_output* wl_output,
+ const char* description)
+{
+}
+
+#endif // WL_OUTPUT_NAME_SINCE_VERSION
+
+static const struct wl_output_listener outputListener =
+{
+ outputHandleGeometry,
+ outputHandleMode,
+ outputHandleDone,
+ outputHandleScale,
+#ifdef WL_OUTPUT_NAME_SINCE_VERSION
+ outputHandleName,
+ outputHandleDescription,
+#endif
+};
+
+
+//////////////////////////////////////////////////////////////////////////
+////// GLFW internal API //////
+//////////////////////////////////////////////////////////////////////////
+
+void _glfwAddOutputWayland(uint32_t name, uint32_t version)
+{
+ if (version < 2)
+ {
+ _glfwInputError(GLFW_PLATFORM_ERROR,
+ "Wayland: Unsupported output interface version");
+ return;
+ }
+
+#ifdef WL_OUTPUT_NAME_SINCE_VERSION
+ version = _glfw_min(version, WL_OUTPUT_NAME_SINCE_VERSION);
+#else
+ version = 2;
+#endif
+
+ struct wl_output* output = wl_registry_bind(_glfw.wl.registry,
+ name,
+ &wl_output_interface,
+ version);
+ if (!output)
+ return;
+
+ // The actual name of this output will be set in the geometry handler
+ _GLFWmonitor* monitor = _glfwAllocMonitor("", 0, 0);
+ monitor->wl.scale = 1;
+ monitor->wl.output = output;
+ monitor->wl.name = name;
+
+ wl_output_add_listener(output, &outputListener, monitor);
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+////// GLFW platform API //////
+//////////////////////////////////////////////////////////////////////////
+
+void _glfwPlatformFreeMonitor(_GLFWmonitor* monitor)
+{
+ if (monitor->wl.output)
+ wl_output_destroy(monitor->wl.output);
+}
+
+void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos)
+{
+ if (xpos)
+ *xpos = monitor->wl.x;
+ if (ypos)
+ *ypos = monitor->wl.y;
+}
+
+void _glfwPlatformGetMonitorContentScale(_GLFWmonitor* monitor,
+ float* xscale, float* yscale)
+{
+ if (xscale)
+ *xscale = (float) monitor->wl.scale;
+ if (yscale)
+ *yscale = (float) monitor->wl.scale;
+}
+
+void _glfwPlatformGetMonitorWorkarea(_GLFWmonitor* monitor,
+ int* xpos, int* ypos,
+ int* width, int* height)
+{
+ if (xpos)
+ *xpos = monitor->wl.x;
+ if (ypos)
+ *ypos = monitor->wl.y;
+ if (width)
+ *width = monitor->modes[monitor->wl.currentMode].width;
+ if (height)
+ *height = monitor->modes[monitor->wl.currentMode].height;
+}
+
+GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
+{
+ *found = monitor->modeCount;
+ return monitor->modes;
+}
+
+void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
+{
+ *mode = monitor->modes[monitor->wl.currentMode];
+}
+
+GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
+{
+ _glfwInputError(GLFW_PLATFORM_ERROR,
+ "Wayland: Gamma ramp access is not available");
+ return GLFW_FALSE;
+}
+
+void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor,
+ const GLFWgammaramp* ramp)
+{
+ _glfwInputError(GLFW_PLATFORM_ERROR,
+ "Wayland: Gamma ramp access is not available");
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+////// GLFW native API //////
+//////////////////////////////////////////////////////////////////////////
+
+GLFWAPI struct wl_output* glfwGetWaylandMonitor(GLFWmonitor* handle)
+{
+ _GLFWmonitor* monitor = (_GLFWmonitor*) handle;
+ _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
+ return monitor->wl.output;
+}
+