int triangle(t_all *all)
{
int nb;
if (AH->init_fractal)
init_first_triangle(all);
init_triangle(all);
while (++(AF->iter) <= AF->iter_max)
{
color_pixel(all, AF->iter);
if ((nb = abs(rand() % 3)) == 0)
{
AP->x = ((AP->x + AF->x1) / 2.0) + AH->motion;
AP->y = ((AP->y + AF->y1) / 2.0) - AH->motion;
}
else if (nb == 1)
{
AP->x = ((AP->x + AF->x2) / 2.0) - AH->motion;
AP->y = ((AP->y + AF->y2) / 2.0) + AH->motion;
}
else if (nb == 2)
{
AP->x = ((AP->x + AF->x3) / 2.0) + AH->motion;
AP->y = ((AP->y + AF->y3) / 2.0) - AH->motion;
}
}
return (0);
}
int main() {
if (openWindow() == -1) return -1;
init_first_triangle();
init_small_triangle();
init_second_triangle();
glfwSetKeyCallback(keyboard);
glfwEnable(GLFW_STICKY_KEYS);
glClearColor(0.0f, 0.0f, 0.6f, 0.0f);
GLuint first_triangleID = LoadShaders("VertexShader.glsl", "FragmentShader.glsl");
GLuint second_triangleID = LoadShaders("VertexShader.glsl", "FragmentShader2.glsl");
GLuint small_triangleID = LoadShaders("VertexShader.glsl", "FragmentShader.glsl");
GLuint vertexbuffer;
glGenBuffers(1, &vertexbuffer);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer);
do {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, (void*)0);
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 0, (void*)36);
draw(first_triangleID, first_triangle, vertexbuffer);
draw(small_triangleID, small_triangle, vertexbuffer);
draw(second_triangleID, second_triangle, vertexbuffer);
glDisableVertexAttribArray(0);
glDisableVertexAttribArray(1);
glfwSwapBuffers();
} while (glfwGetKey(GLFW_KEY_ESC) != GLFW_PRESS && glfwGetWindowParam(GLFW_OPENED));
glfwTerminate();
glDeleteBuffers(1, &vertexbuffer);
glDeleteProgram(first_triangleID);
glDeleteProgram(second_triangleID);
return 0;
}