Adds formatting config and formats project
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6540ce8b7c
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ca64248ace
31
.clang-format
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31
.clang-format
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@ -0,0 +1,31 @@
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BasedOnStyle: LLVM
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IndentWidth: 4
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TabWidth: 4
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UseTab: Never
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ColumnLimit: 120
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AllowShortIfStatementsOnASingleLine: false
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AllowShortFunctionsOnASingleLine: Inline
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BreakBeforeBraces: Linux
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SpaceBeforeParens: ControlStatements
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SpacesInParentheses: false
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SpacesInSquareBrackets: false
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SpacesInAngles: false
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SpaceAfterCStyleCast: false
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SpaceBeforeAssignmentOperators: true
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PointerAlignment: Left
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AlignConsecutiveAssignments: false
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AlignConsecutiveDeclarations: false
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AlignTrailingComments: true
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AlignOperands: true
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AlwaysBreakAfterReturnType: None
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AllowShortBlocksOnASingleLine: Empty
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Cpp11BracedListStyle: false
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DerivePointerAlignment: false
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KeepEmptyLinesAtTheStartOfBlocks: false
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SortIncludes: false
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IncludeBlocks: Preserve
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IndentCaseLabels: true
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IndentGotoLabels: false
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IndentPPDirectives: None
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MaxEmptyLinesToKeep: 1
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SpacesBeforeTrailingComments: 1
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194
src/main.cpp
194
src/main.cpp
@ -11,155 +11,147 @@ void processInput(GLFWwindow* window);
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void setupGLFW(GLFWwindow** window);
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typedef struct {
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int width, height, nrChannels;
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unsigned char* data;
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int width, height, nrChannels;
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unsigned char* data;
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} texture_t;
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float vertices[] = {
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// positions colours texture coords
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0.5f, 0.5f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 1.0f, // top right
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0.5f, -0.5f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, // bottom right
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-0.5f, -0.5f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, // bottom left
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-0.5f, 0.5f, 0.0f, 1.0f, 1.0f, 0.0f, 0.0f, 1.0f // bottom left
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// positions colours texture coords
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0.5f, 0.5f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f, 1.0f, // top right
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0.5f, -0.5f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, // bottom right
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-0.5f, -0.5f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, // bottom left
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-0.5f, 0.5f, 0.0f, 1.0f, 1.0f, 0.0f, 0.0f, 1.0f // bottom left
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};
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unsigned int indices[] = {
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0, 1, 3,
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1, 2, 3
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0, 1, 3, 1, 2, 3,
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};
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bool wireframe = false;
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int main()
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{
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GLFWwindow* window;
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setupGLFW(&window);
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GLFWwindow* window;
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setupGLFW(&window);
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Shader myShader("shaders/shader.vs", "shaders/shader.fs");
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Shader myShader("shaders/shader.vs", "shaders/shader.fs");
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texture_t tex;
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texture_t tex;
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stbi_set_flip_vertically_on_load(true);
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stbi_set_flip_vertically_on_load(true);
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tex.data = stbi_load("textures/wg.jpg", &tex.width, &tex.height, &tex.nrChannels, 0);
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tex.data = stbi_load("textures/wg.jpg", &tex.width, &tex.height, &tex.nrChannels, 0);
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unsigned int texture;
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glGenTextures(1, &texture);
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glBindTexture(GL_TEXTURE_2D, texture);
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unsigned int texture;
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glGenTextures(1, &texture);
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glBindTexture(GL_TEXTURE_2D, texture);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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if (tex.data) {
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tex.width, tex.height, 0, GL_RGB, GL_UNSIGNED_BYTE, tex.data);
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glGenerateMipmap(GL_TEXTURE_2D);
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} else {
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std::cout << "Failed to load texture\n";
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}
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stbi_image_free(tex.data);
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if (tex.data) {
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tex.width, tex.height, 0, GL_RGB, GL_UNSIGNED_BYTE, tex.data);
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glGenerateMipmap(GL_TEXTURE_2D);
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} else {
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std::cout << "Failed to load texture\n";
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}
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unsigned int VAO;
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glGenVertexArrays(1, &VAO);
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unsigned int VBO;
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glGenBuffers(1, &VBO);
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unsigned int EBO;
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glGenBuffers(1, &EBO);
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stbi_image_free(tex.data);
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// bind Vertex Array Object
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glBindVertexArray(VAO);
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// copy our vertices into a buffer for opengl to use
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glBindBuffer(GL_ARRAY_BUFFER, VBO);
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glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
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// copy our indices
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
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glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(indices), indices, GL_STATIC_DRAW);
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unsigned int VAO;
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glGenVertexArrays(1, &VAO);
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// set the vertex attributes pointers
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glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)0);
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glEnableVertexAttribArray(0);
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unsigned int VBO;
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glGenBuffers(1, &VBO);
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glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(3 * sizeof(float)));
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glEnableVertexAttribArray(1);
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unsigned int EBO;
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glGenBuffers(1, &EBO);
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glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*)(6 * sizeof(float)));
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glEnableVertexAttribArray(2);
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// bind Vertex Array Object
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glBindVertexArray(VAO);
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// copy our vertices into a buffer for opengl to use
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glBindBuffer(GL_ARRAY_BUFFER, VBO);
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glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
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// copy our indices
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
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glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(indices), indices, GL_STATIC_DRAW);
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myShader.use();
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myShader.setInt("tex", 0);
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// set the vertex attributes pointers
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glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*) 0);
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glEnableVertexAttribArray(0);
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while (!glfwWindowShouldClose(window)) {
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// input
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processInput(window);
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glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*) (3 * sizeof(float)));
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glEnableVertexAttribArray(1);
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// rendering
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glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 8 * sizeof(float), (void*) (6 * sizeof(float)));
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glEnableVertexAttribArray(2);
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myShader.use();
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myShader.use();
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myShader.setInt("tex", 0);
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, texture);
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glBindVertexArray(VAO);
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glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
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glBindVertexArray(0); // unbinds the VAO so its ready to be bound again for the next render
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while(!glfwWindowShouldClose(window)) {
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//input
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processInput(window);
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// check and call events and swap buffers
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glfwSwapBuffers(window);
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glfwPollEvents();
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}
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//rendering
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glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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myShader.use();
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, texture);
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glBindVertexArray(VAO);
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glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
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glBindVertexArray(0); // unbinds the VAO so its ready to be bound again for the next render
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// check and call events and swap buffers
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glfwSwapBuffers(window);
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glfwPollEvents();
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}
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glfwTerminate();
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return 0;
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glfwTerminate();
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return 0;
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}
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void setupGLFW(GLFWwindow** window)
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{
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glfwInit();
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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glfwInit();
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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*window = glfwCreateWindow(800, 600, "LearnOpenGL", NULL, NULL);
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if (window == NULL) {
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std::cout << "Failed to create GLFW window\n";
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glfwTerminate();
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exit(-1);
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}
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glfwMakeContextCurrent(*window);
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*window = glfwCreateWindow(800, 600, "LearnOpenGL", NULL, NULL);
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if (window == NULL) {
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std::cout << "Failed to create GLFW window\n";
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glfwTerminate();
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exit(-1);
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}
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glfwMakeContextCurrent(*window);
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if (!gladLoadGLLoader((GLADloadproc) glfwGetProcAddress)) {
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std::cout << "Failed to init GLAD\n";
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exit(-1);
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}
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if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
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std::cout << "Failed to init GLAD\n";
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exit(-1);
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}
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glViewport(0, 0, 800, 600);
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glfwSetFramebufferSizeCallback(*window, framebuffer_size_callback);
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glViewport(0, 0, 800, 600);
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glfwSetFramebufferSizeCallback(*window, framebuffer_size_callback);
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}
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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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glViewport(0, 0, width, height);
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}
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void processInput(GLFWwindow* window)
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{
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if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
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glfwSetWindowShouldClose(window, true);
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if (glfwGetKey(window, GLFW_KEY_ENTER) == GLFW_PRESS) // triggers wireframe mode
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glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
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if (glfwGetKey(window, GLFW_KEY_BACKSPACE) == GLFW_PRESS) // disables wireframe mode
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glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
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if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
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glfwSetWindowShouldClose(window, true);
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if (glfwGetKey(window, GLFW_KEY_ENTER) == GLFW_PRESS) // triggers wireframe mode
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glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
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if (glfwGetKey(window, GLFW_KEY_BACKSPACE) == GLFW_PRESS) // disables wireframe mode
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glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
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}
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