void initGL()
{
tglInit();
tglViewport(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
tglMatrixMode(TGL_PROJECTION);
float aspect = (float)SCREEN_HEIGHT / (float)SCREEN_WIDTH;
tglFrustum(-1.0, 1.0, -aspect, aspect, 1.0, 5.0);
}
bool Window::
open(int width,
int height,
int sample_count,
bool windowed,
int gl_major_version,
int gl_minor_version)
{
const int MAX_MAJOR_VERSION = 4;
if (gl_major_version > MAX_MAJOR_VERSION) {
return false;
}
const int MAX_MINOR_VERSION[] = { 5, 1, 3, 3 };
if (gl_minor_version > MAX_MINOR_VERSION[gl_major_version-1]) {
return false;
}
int tgl_extension_index = 0;
for (int i=0; i<(gl_major_version-1); ++i) {
tgl_extension_index += MAX_MINOR_VERSION[i] + 1;
}
tgl_extension_index += gl_minor_version;
TGLEXTENSION tgl_extension = (TGLEXTENSION)tgl_extension_index;
if (glfwInit() != GL_TRUE) {
return false;
}
glfwSetErrorCallback(onError);
glfwWindowHint(GLFW_RED_BITS, 8);
glfwWindowHint(GLFW_GREEN_BITS, 8);
glfwWindowHint(GLFW_BLUE_BITS, 8);
glfwWindowHint(GLFW_ALPHA_BITS, 0);
glfwWindowHint(GLFW_DEPTH_BITS, 24);
glfwWindowHint(GLFW_STENCIL_BITS, 8);
glfwWindowHint(GLFW_SAMPLES, sample_count);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, gl_major_version);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, gl_minor_version);
if (gl_major_version >= 3 && gl_minor_version >= 3) {
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
}
#ifdef _DEBUG
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
#endif
GLFWmonitor* monitor = windowed ? NULL : glfwGetPrimaryMonitor();
glfw_handle_ = glfwCreateWindow(width, height, "TyGrA", monitor, NULL);
if (glfw_handle_ == nullptr) {
glfwTerminate();
return false;
}
glfwMakeContextCurrent(glfw_handle_);
glfwSwapInterval(-1);
glfwShowWindow(glfw_handle_);
tglInit();
if (tglIsAvailable(tgl_extension) != GL_TRUE) {
glfwTerminate();
return false;
}
if (view_ != nullptr) {
view_->windowViewWillStart(shared_from_this());
}
glfwSetFramebufferSizeCallback(glfw_handle_, onResize);
glfwSetWindowCloseCallback(glfw_handle_, onClose);
glfwSetCursorPosCallback(glfw_handle_, onMouseMove);
glfwSetScrollCallback(glfw_handle_, onMouseWheel);
glfwSetMouseButtonCallback(glfw_handle_, onMouseButton);
glfwSetKeyCallback(glfw_handle_, onKeyEvent);
fakeResizeCallback();
if (controller_ != nullptr) {
controller_->windowControlWillStart(shared_from_this());
}
return true;
}
