int App::start(const std::vector<CL_String> &args)
{
CL_OpenGLWindowDescription description;
description.set_title("GLSL Test");
description.set_size(CL_Size(1024, 768), true);
CL_DisplayWindow window(description);
CL_InputDevice keyboard = window.get_ic().get_keyboard();
CL_GraphicContext gc = window.get_gc();
CL_Slot slot_window_close = window.sig_window_close().connect(this, &App::window_close);
// Load and link shaders
CL_ProgramObject shader = CL_ProgramObject::load(gc, "Resources/vertex_shader.glsl", "Resources/fragment_shader.glsl");
shader.bind_attribute_location(0, "Position");
if (!shader.link())
throw CL_Exception("Unable to link shader program: Error:" + shader.get_info_log());
quit = false;
while (!keyboard.get_keycode(CL_KEY_ESCAPE) && !quit )
{
gc.clear();
gc.set_program_object(shader, cl_program_matrix_modelview_projection);
//shader.set_uniform1i("SourceTexture", 0);
int xpos = 0;
int size = 16;
int gap = size + 2;
//-------- Test 1
CL_Mat2f matrix2_a = CL_Mat2f(3, 1, 2, 4);
CL_Mat2f matrix2_b = CL_Mat2f(-3, 7, 2, 5);
CL_Mat2f matrix2_result = CL_Mat2f::multiply(matrix2_a, matrix2_b);
CL_Mat2f matrix2_a_temp = matrix2_a;
if (CL_Mat2i(matrix2_result) != CL_Mat2i(matrix2_a * matrix2_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 1);
shader.set_uniform_matrix("matrix2_a", matrix2_a);
shader.set_uniform_matrix("matrix2_b", matrix2_b);
shader.set_uniform_matrix("matrix2_result", matrix2_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 2
CL_Mat3f matrix3_a = CL_Mat3f(3, 1, 2, 4, 5 ,6, 4, 2, 1);
CL_Mat3f matrix3_b = CL_Mat3f(4, 7, 2, 5, 3, 5, 2, 9, 3);
CL_Mat3f matrix3_result = CL_Mat3f::multiply(matrix3_a, matrix3_b);
CL_Mat3f matrix3_a_temp = matrix3_a;
if (CL_Mat3i(matrix3_result) != CL_Mat3i(matrix3_a * matrix3_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 2);
shader.set_uniform_matrix("matrix3_a", matrix3_a);
shader.set_uniform_matrix("matrix3_b", matrix3_b);
shader.set_uniform_matrix("matrix3_result", matrix3_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 3
static float test_a_values[] = {3, 1, 2, 4, 5 ,6, 4, 2, 1, 4, 6, 7, 6, 3, 7, 2};
static float test_b_values[] = {4, 7, 2, 5, 3, 5, 2, 9, 3, 3, 6, 9, 2, 4, 6, 2};
CL_Mat4f matrix4_a = CL_Mat4f(test_a_values);
CL_Mat4f matrix4_b = CL_Mat4f(test_b_values);
CL_Mat4f matrix4_result = CL_Mat4f::multiply(matrix4_a, matrix4_b);
CL_Mat4f matrix4_a_temp = matrix4_a;
if (CL_Mat4i(matrix4_result) != CL_Mat4i(matrix4_a * matrix4_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 3);
shader.set_uniform_matrix("matrix4_a", matrix4_a);
shader.set_uniform_matrix("matrix4_b", matrix4_b);
shader.set_uniform_matrix("matrix4_result", matrix4_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 4
matrix2_result = CL_Mat2f::subtract(matrix2_a, matrix2_b);
matrix2_a_temp = matrix2_a;
if (CL_Mat2i(matrix2_result) != CL_Mat2i(matrix2_a - matrix2_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 4);
shader.set_uniform_matrix("matrix2_a", matrix2_a);
shader.set_uniform_matrix("matrix2_b", matrix2_b);
shader.set_uniform_matrix("matrix2_result", matrix2_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 5
matrix3_result = CL_Mat3f::subtract(matrix3_a, matrix3_b);
matrix3_a_temp = matrix3_a;
if (CL_Mat3i(matrix3_result) != CL_Mat3i(matrix3_a - matrix3_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 5);
shader.set_uniform_matrix("matrix3_a", matrix3_a);
shader.set_uniform_matrix("matrix3_b", matrix3_b);
shader.set_uniform_matrix("matrix3_result", matrix3_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 6
matrix4_result = CL_Mat4f::subtract(matrix4_a, matrix4_b);
matrix4_a_temp = matrix4_a;
if (CL_Mat4i(matrix4_result) != CL_Mat4i(matrix4_a - matrix4_b))
throw CL_Exception("Failure");
shader.set_uniform1i("test_id", 6);
shader.set_uniform_matrix("matrix4_a", matrix4_a);
shader.set_uniform_matrix("matrix4_b", matrix4_b);
shader.set_uniform_matrix("matrix4_result", matrix4_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 7
CL_Vec2f vector2_a(2,3);
CL_Vec2f vector2_result = vector2_a * matrix2_a;
shader.set_uniform1i("test_id", 7);
shader.set_uniform_matrix("matrix2_a", matrix2_a);
shader.set_uniform2f("vector2_a", vector2_a);
shader.set_uniform2f("vector2_result", vector2_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 8
vector2_result = matrix2_a * vector2_a;
shader.set_uniform1i("test_id", 8);
shader.set_uniform_matrix("matrix2_a", matrix2_a);
shader.set_uniform2f("vector2_a", vector2_a);
shader.set_uniform2f("vector2_result", vector2_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 9
CL_Vec3f vector3_a(3,5,6);
CL_Vec3f vector3_result = vector3_a * matrix3_a;
shader.set_uniform1i("test_id", 9);
shader.set_uniform_matrix("matrix3_a", matrix3_a);
shader.set_uniform3f("vector3_a", vector3_a);
shader.set_uniform3f("vector3_result", vector3_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 10
vector3_result = matrix3_a * vector3_a;
shader.set_uniform1i("test_id", 10);
shader.set_uniform_matrix("matrix3_a", matrix3_a);
shader.set_uniform3f("vector3_a", vector3_a);
shader.set_uniform3f("vector3_result", vector3_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 11
CL_Vec4f vector4_a(4,3,5,6);
CL_Vec4f vector4_result = vector4_a * matrix4_a;
shader.set_uniform1i("test_id", 11);
shader.set_uniform_matrix("matrix4_a", matrix4_a);
shader.set_uniform4f("vector4_a", vector4_a);
shader.set_uniform4f("vector4_result", vector4_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
//-------- Test 12
vector4_result = matrix4_a * vector4_a;
shader.set_uniform1i("test_id", 12);
shader.set_uniform_matrix("matrix4_a", matrix4_a);
shader.set_uniform4f("vector4_a", vector4_a);
shader.set_uniform4f("vector4_result", vector4_result);
draw(gc, CL_Rect(xpos, 0, CL_Size(size, size)));
xpos+=gap;
gc.reset_program_object();
window.flip();
CL_System::sleep(10);
CL_KeepAlive::process();
}
return 0;
}
