piwalker/Raycaster
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fixed triangle

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This commit is contained in:
Samuel Walker 2024-09-01 19:49:00 -06:00
parent c71f6537e2
commit 9bea2c1142
1 changed files with 6 additions and 4 deletions
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10
src/main.cpp
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@ -18,13 +18,18 @@ int main(int argc, char *argv[]){
} }
glfwMakeContextCurrent(window); glfwMakeContextCurrent(window);
gladLoadGL(); gladLoadGL();
glViewport(0, 0, 640, 480);
while(!glfwWindowShouldClose(window)){ while(!glfwWindowShouldClose(window)){
glClear(GL_COLOR_BUFFER_BIT);
float vertices[] = { float vertices[] = {
-0.5f, -0.5f, 0.0f, -0.5f, -0.5f, 0.0f,
0.5f, -0.5f, 0.0f, 0.5f, -0.5f, 0.0f,
0.0f, 0.5f, 0.0f 0.0f, 0.5f, 0.0f
}; };
unsigned int VBO; unsigned int VBO;
unsigned int VAO;
glGenVertexArrays(1, &VAO);
glBindVertexArray(VAO);
glGenBuffers(1, &VBO); glGenBuffers(1, &VBO);
glBindBuffer(GL_ARRAY_BUFFER, VBO); glBindBuffer(GL_ARRAY_BUFFER, VBO);
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
@ -86,11 +91,8 @@ int main(int argc, char *argv[]){
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0); glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
glEnableVertexAttribArray(0); glEnableVertexAttribArray(0);
unsigned int VAO;
glGenVertexArrays(1, &VAO);
glBindVertexArray(VAO);
glDrawArrays(GL_TRIANGLES, 0, 3); glDrawArrays(GL_TRIANGLES, 0, 3);
glfwPollEvents(); glfwPollEvents();
glfwSwapBuffers(window); glfwSwapBuffers(window);
} }