mirror of
https://github.com/glfw/glfw.git
synced 2024-11-10 00:51:47 +00:00
Convert joystick test to Nuklear
This commit is contained in:
Camilla Berglund
parent
450d0d69af
commit
66ff4aae89
@ -23,7 +23,6 @@ add_executable(events events.c ${GETOPT} ${GLAD})
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add_executable(msaa msaa.c ${GETOPT} ${GLAD})
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add_executable(glfwinfo glfwinfo.c ${GETOPT} ${GLAD})
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add_executable(iconify iconify.c ${GETOPT} ${GLAD})
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add_executable(joysticks joysticks.c ${GLAD})
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add_executable(monitors monitors.c ${GETOPT} ${GLAD})
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add_executable(reopen reopen.c ${GLAD})
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add_executable(cursor cursor.c ${GLAD})
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@ -31,6 +30,7 @@ add_executable(cursor cursor.c ${GLAD})
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add_executable(empty WIN32 MACOSX_BUNDLE empty.c ${TINYCTHREAD} ${GLAD})
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add_executable(gamma WIN32 MACOSX_BUNDLE gamma.c ${GLAD})
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add_executable(icon WIN32 MACOSX_BUNDLE icon.c ${GLAD})
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add_executable(joysticks WIN32 MACOSX_BUNDLE joysticks.c ${GLAD})
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add_executable(sharing WIN32 MACOSX_BUNDLE sharing.c ${GETOPT} ${GLAD})
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add_executable(tearing WIN32 MACOSX_BUNDLE tearing.c ${GETOPT} ${GLAD})
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add_executable(threads WIN32 MACOSX_BUNDLE threads.c ${TINYCTHREAD} ${GLAD})
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@ -41,10 +41,10 @@ add_executable(windows WIN32 MACOSX_BUNDLE windows.c ${GETOPT} ${GLAD})
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target_link_libraries(empty "${CMAKE_THREAD_LIBS_INIT}" "${RT_LIBRARY}")
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target_link_libraries(threads "${CMAKE_THREAD_LIBS_INIT}" "${RT_LIBRARY}")
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set(WINDOWS_BINARIES empty gamma icon sharing tearing threads timeout title
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windows)
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set(CONSOLE_BINARIES clipboard events msaa glfwinfo iconify joysticks monitors
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reopen cursor)
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set(WINDOWS_BINARIES empty gamma icon joysticks sharing tearing threads timeout
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title windows)
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set(CONSOLE_BINARIES clipboard events msaa glfwinfo iconify monitors reopen
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cursor)
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if (VULKAN_FOUND)
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add_executable(vulkan WIN32 vulkan.c ${ICON})
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@ -67,6 +67,7 @@ endif()
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if (APPLE)
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set_target_properties(empty PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Empty Event")
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set_target_properties(gamma PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Gamma")
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set_target_properties(joysticks PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Joysticks")
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set_target_properties(sharing PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Sharing")
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set_target_properties(tearing PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Tearing")
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set_target_properties(threads PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Threads")
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@ -31,7 +31,18 @@
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#include <glad/glad.h>
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#include <GLFW/glfw3.h>
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#include <stdio.h>
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#define NK_IMPLEMENTATION
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#define NK_INCLUDE_FIXED_TYPES
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#define NK_INCLUDE_FONT_BAKING
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#define NK_INCLUDE_DEFAULT_FONT
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#define NK_INCLUDE_DEFAULT_ALLOCATOR
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#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
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#define NK_INCLUDE_STANDARD_VARARGS
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#include <nuklear.h>
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#define NK_GLFW_GL2_IMPLEMENTATION
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#include <nuklear_glfw_gl2.h>
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#include <string.h>
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#include <stdlib.h>
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@ -47,100 +58,10 @@ static void error_callback(int error, const char* description)
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fprintf(stderr, "Error: %s\n", description);
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}
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static void framebuffer_size_callback(GLFWwindow* window, int width, int height)
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{
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glViewport(0, 0, width, height);
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}
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static void draw_joystick(int index, int x, int y, int width, int height)
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{
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int i;
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int axis_count, button_count;
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const float* axes;
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const unsigned char* buttons;
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const int axis_height = 3 * height / 4;
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const int button_height = height / 4;
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axes = glfwGetJoystickAxes(joysticks[index], &axis_count);
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if (axis_count)
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{
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const int axis_width = width / axis_count;
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for (i = 0; i < axis_count; i++)
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{
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float value = axes[i] / 2.f + 0.5f;
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glColor3f(0.3f, 0.3f, 0.3f);
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glRecti(x + i * axis_width,
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y,
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x + (i + 1) * axis_width,
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y + axis_height);
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glColor3f(1.f, 1.f, 1.f);
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glRecti(x + i * axis_width,
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y + (int) (value * (axis_height - 5)),
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x + (i + 1) * axis_width,
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y + 5 + (int) (value * (axis_height - 5)));
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}
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}
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buttons = glfwGetJoystickButtons(joysticks[index], &button_count);
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if (button_count)
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{
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const int button_width = width / button_count;
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for (i = 0; i < button_count; i++)
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{
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if (buttons[i])
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glColor3f(1.f, 1.f, 1.f);
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else
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glColor3f(0.3f, 0.3f, 0.3f);
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glRecti(x + i * button_width,
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y + axis_height,
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x + (i + 1) * button_width,
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y + axis_height + button_height);
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}
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}
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}
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static void draw_joysticks(GLFWwindow* window)
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{
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int i, width, height, offset = 0;
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glfwGetFramebufferSize(window, &width, &height);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glOrtho(0.f, width, height, 0.f, 1.f, -1.f);
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glMatrixMode(GL_MODELVIEW);
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for (i = 0; i < joystick_count; i++)
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{
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draw_joystick(i,
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0, offset * height / joystick_count,
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width, height / joystick_count);
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offset++;
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}
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}
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static void joystick_callback(int joy, int event)
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{
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if (event == GLFW_CONNECTED)
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{
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int axis_count, button_count;
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glfwGetJoystickAxes(joy, &axis_count);
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glfwGetJoystickButtons(joy, &button_count);
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printf("Found joystick %i named \'%s\' with %i axes, %i buttons\n",
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joy + 1,
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glfwGetJoystickName(joy),
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axis_count,
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button_count);
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joysticks[joystick_count++] = joy;
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}
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else if (event == GLFW_DISCONNECTED)
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{
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int i;
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@ -154,25 +75,16 @@ static void joystick_callback(int joy, int event)
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for (i = i + 1; i < joystick_count; i++)
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joysticks[i - 1] = joysticks[i];
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printf("Lost joystick %i\n", joy + 1);
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joystick_count--;
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}
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}
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static void find_joysticks(void)
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{
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int joy;
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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if (glfwJoystickPresent(joy))
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joystick_callback(joy, GLFW_CONNECTED);
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}
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}
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int main(void)
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{
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int joy;
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GLFWwindow* window;
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struct nk_context* nk;
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struct nk_font_atlas* atlas;
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memset(joysticks, 0, sizeof(joysticks));
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@ -181,7 +93,12 @@ int main(void)
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if (!glfwInit())
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exit(EXIT_FAILURE);
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find_joysticks();
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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if (glfwJoystickPresent(joy))
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joystick_callback(joy, GLFW_CONNECTED);
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}
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glfwSetJoystickCallback(joystick_callback);
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window = glfwCreateWindow(640, 480, "Joystick Test", NULL, NULL);
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@ -191,23 +108,73 @@ int main(void)
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exit(EXIT_FAILURE);
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}
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glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
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glfwMakeContextCurrent(window);
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gladLoadGLLoader((GLADloadproc) glfwGetProcAddress);
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glfwSwapInterval(1);
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nk = nk_glfw3_init(window, NK_GLFW3_INSTALL_CALLBACKS);
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nk_glfw3_font_stash_begin(&atlas);
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nk_glfw3_font_stash_end();
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while (!glfwWindowShouldClose(window))
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{
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glClear(GL_COLOR_BUFFER_BIT);
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int i;
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struct nk_panel layout;
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draw_joysticks(window);
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glClear(GL_COLOR_BUFFER_BIT);
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nk_glfw3_new_frame();
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for (i = 0; i < joystick_count; i++)
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{
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char name[1024];
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snprintf(name, sizeof(name), "%i: %s",
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joysticks[i] + 1,
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glfwGetJoystickName(joysticks[i]));
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if (nk_begin(nk, &layout,
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name,
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nk_rect(i * 20.f, i * 20.f, 400.f, 400.f),
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NK_WINDOW_BORDER |
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NK_WINDOW_MOVABLE |
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NK_WINDOW_SCALABLE |
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NK_WINDOW_MINIMIZABLE |
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NK_WINDOW_TITLE))
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{
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int j, axis_count, button_count;
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const float* axes;
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const unsigned char* buttons;
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nk_layout_row_dynamic(nk, 30, 1);
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axes = glfwGetJoystickAxes(joysticks[i], &axis_count);
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if (axis_count)
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{
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for (j = 0; j < axis_count; j++)
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nk_slide_float(nk, -1.f, axes[j], 1.f, 0.1f);
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}
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nk_layout_row_dynamic(nk, 30, 8);
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buttons = glfwGetJoystickButtons(joysticks[i], &button_count);
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if (button_count)
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{
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for (j = 0; j < button_count; j++)
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{
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snprintf(name, sizeof(name), "%i", j + 1);
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nk_select_label(nk, name, NK_TEXT_CENTERED, buttons[j]);
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}
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}
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nk_layout_row_end(nk);
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}
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nk_end(nk);
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}
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nk_glfw3_render(NK_ANTI_ALIASING_ON, 10000, 1000);
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glfwSwapBuffers(window);
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glfwPollEvents();
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// Workaround for an issue with msvcrt and mintty
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fflush(stdout);
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}
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glfwTerminate();
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