static void destroy_shader_program(shader_asset* shader) {
Assert(shader->program_id != 0);
glDeleteProgram(shader->program_id);
CHECK_GL_ERROR();
destroy_shader(shader->vertex_shader_id);
destroy_shader(shader->fragment_shader_id);
shader->program_id = 0;
}
int main(int argc, char const *argv[])
{
GLFWwindow* window;
glfwSetErrorCallback(error_callback);
if(!glfwInit())
return EXIT_FAILURE;
#if defined(__APPLE_CC__)
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
#else
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 2);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 1);
#endif
window = glfwCreateWindow(800, 800, "cg-lab", NULL, NULL);
if(!window)
{
glfwTerminate();
exit(EXIT_FAILURE);
}
glfwMakeContextCurrent(window);
#if defined(_MSC_VER)
glewExperimental = true;
if (glewInit() != GL_NO_ERROR)
{
glfwTerminate();
exit(EXIT_FAILURE);
}
#endif
glfwSetKeyCallback(window, key_callback);
initialize_shader(); check(__LINE__);
initialize_vao(); check(__LINE__);
initialize_texture(); check(__LINE__);
while(!glfwWindowShouldClose(window))
{
draw(window); check(__LINE__);
glfwSwapBuffers(window);
glfwPollEvents();
}
destroy_vao(); check(__LINE__);
destroy_shader(); check(__LINE__);
destroy_texture(); check(__LINE__);
glfwDestroyWindow(window);
glfwTerminate();
return EXIT_SUCCESS;
}
int finalize() {
/*bind_texture(texture, -1);
destroy_imagebuffer(image);
destroy_texture(texture);*/
cleanup_tetrahedrons();
destroy_shader(shader);
return 0;
}
void
destroy_OGL() {
destroy_shader(fragShader);
destroy_shader(vertexShader);
destroy_program(program);
clear_attribute(vertPosAttrib);
clear_attribute(texCoordAttrib);
clear_uniform(colorUni);
clear_uniform(diffuseSamplerUni);
destroy_texture(whiteTexture);
free(whiteTexture);
free(program);
free(fragShader);
free(vertexShader);
free(vertPosAttrib);
free(texCoordAttrib);
free(colorUni);
free(diffuseSamplerUni);
}
