Open source Star Ruler 2 source code!

2018-07-17 14:15:37 +02:00
commit cc307720ff
4342 changed files with 2365070 additions and 0 deletions
@@ -0,0 +1,101 @@
+//========================================================================
+// Simple GLFW example
+// Copyright (c) Camilla Berglund <elmindreda@elmindreda.org>
+//
+// 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.
+//
+//========================================================================
+//! [code]
+
+#include <GLFW/glfw3.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+
+static void error_callback(int error, const char* description)
+{
+    fputs(description, stderr);
+}
+
+static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods)
+{
+    if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS)
+        glfwSetWindowShouldClose(window, GL_TRUE);
+}
+
+int main(void)
+{
+    GLFWwindow* window;
+
+    glfwSetErrorCallback(error_callback);
+
+    if (!glfwInit())
+        exit(EXIT_FAILURE);
+
+    window = glfwCreateWindow(640, 480, "Simple example", NULL, NULL);
+    if (!window)
+    {
+        glfwTerminate();
+        exit(EXIT_FAILURE);
+    }
+
+    glfwMakeContextCurrent(window);
+
+    glfwSetKeyCallback(window, key_callback);
+
+    while (!glfwWindowShouldClose(window))
+    {
+        float ratio;
+        int width, height;
+
+        glfwGetFramebufferSize(window, &width, &height);
+        ratio = width / (float) height;
+
+        glViewport(0, 0, width, height);
+        glClear(GL_COLOR_BUFFER_BIT);
+
+        glMatrixMode(GL_PROJECTION);
+        glLoadIdentity();
+        glOrtho(-ratio, ratio, -1.f, 1.f, 1.f, -1.f);
+        glMatrixMode(GL_MODELVIEW);
+
+        glLoadIdentity();
+        glRotatef((float) glfwGetTime() * 50.f, 0.f, 0.f, 1.f);
+
+        glBegin(GL_TRIANGLES);
+        glColor3f(1.f, 0.f, 0.f);
+        glVertex3f(-0.6f, -0.4f, 0.f);
+        glColor3f(0.f, 1.f, 0.f);
+        glVertex3f(0.6f, -0.4f, 0.f);
+        glColor3f(0.f, 0.f, 1.f);
+        glVertex3f(0.f, 0.6f, 0.f);
+        glEnd();
+
+        glfwSwapBuffers(window);
+        glfwPollEvents();
+    }
+
+    glfwDestroyWindow(window);
+
+    glfwTerminate();
+    exit(EXIT_SUCCESS);
+}
+
+//! [code]