Initial commit - some engine bugs stopping compiling

third-party/glad/test/c/run/gl/mx/002/test.c

@@ -0,0 +1,59 @@
+/*
+ * MX Core 3.3 profile using internal loader
+ *
+ * GLAD: $GLAD --out-path=$tmp --api="gl:core" c --mx --loader
+ * COMPILE: $GCC -Wno-pedantic $test -o $tmp/test -I$tmp/include $tmp/src/gl.c -ldl -lglfw
+ * RUN: $tmp/test
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <glad/gl.h>
+#include <GLFW/glfw3.h>
+
+#define ASSERT(expression, message, args...) if(!(expression)) { fprintf(stderr, "%s(%d): " message "\n", __FILE__, __LINE__, ##args); exit(1); }
+#define WIDTH 50
+#define HEIGHT 50
+
+GLFWwindow* create_window(void) {
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
+    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+
+    GLFWwindow *window = glfwCreateWindow(WIDTH, HEIGHT, "<test>", NULL, NULL);
+    ASSERT(window != NULL, "glfw window creation failed");
+    return window;
+}
+
+void run(GLFWwindow *window) {
+    GladGLContext context = {0};
+
+    glfwMakeContextCurrent(window);
+
+    int version = gladLoaderLoadGLContext(&context);
+    ASSERT(version >= 3003, "glad version %d < 3003", version);
+    ASSERT(GLAD_VERSION_MAJOR(version) >= 3, "glad major version %d < 3", GLAD_VERSION_MAJOR(version));
+    ASSERT(GLAD_VERSION_MAJOR(version) > 3 || GLAD_VERSION_MINOR(version) >= 3, "glad minor version %d < 3", GLAD_VERSION_MINOR(version));
+    ASSERT(context.VERSION_3_3, "GL_VERSION_3_3 not set");
+    ASSERT(context.KHR_debug, "KHR_debug not available");
+
+    context.Viewport(0, 0, WIDTH, HEIGHT);
+    context.ClearColor(0.2f, 0.3f, 0.3f, 1.0f);
+    context.Clear(GL_COLOR_BUFFER_BIT);
+
+    glfwSwapBuffers(window);
+}
+
+int main(void) {
+    ASSERT(glfwInit(), "glfw init failed");
+
+    GLFWwindow *window1 = create_window();
+    GLFWwindow *window2 = create_window();
+
+    run(window1);
+    run(window2);
+
+    glfwTerminate();
+
+    return 0;
+}