void CL_Texture::copy_subimage2d_gl(
int gl_target,
int gl_level,
int gl_xoffset,
int gl_yoffset,
int gl_x,
int gl_y,
int gl_width,
int gl_height,
CL_GraphicContext *gc)
{
CL_OpenGLState state(gc);
state.set_active();
clEnable(impl->target);
clBindTexture(impl->target, impl->handle);
clCopyTexSubImage2D(
gl_target,
gl_level,
gl_xoffset,
gl_yoffset,
gl_x,
gl_y,
gl_width,
gl_height);
}
void CL_Texture::copy_image2d_gl(
int gl_target,
int gl_level,
int gl_internal_format,
int gl_x,
int gl_y,
int gl_width,
int gl_height,
int gl_border,
CL_GraphicContext *gc)
{
CL_OpenGLState state(gc);
state.set_active();
clEnable(impl->target);
clBindTexture(impl->target, impl->handle);
clCopyTexImage2D(
gl_target,
gl_level,
gl_internal_format,
gl_x,
gl_y,
gl_width,
gl_height,
gl_border);
}
void CL_PixelBuffer_OpenGL_Texture::perform_lock()
{
data = new char[pitch*texture_height];
CL_OpenGLState state(gc);
state.set_active();
state.setup_2d();
clEnable(CL_TEXTURE_2D);
clBindTexture(CL_TEXTURE_2D, handle);
clGetTexImage(CL_TEXTURE_2D, 0, CL_RGBA, CL_UNSIGNED_BYTE, data);
}
void CL_PixelBuffer_OpenGL_Texture::perform_unlock()
{
CL_OpenGLState state(gc);
state.set_active();
state.setup_2d();
clEnable(CL_TEXTURE_2D);
clBindTexture(CL_TEXTURE_2D, handle);
clTexSubImage2D(
CL_TEXTURE_2D, // target
0, // level
CL_RGBA, // internalformat
texture_width, // width
texture_height, // height
0, // border
CL_RGBA, // format
CL_UNSIGNED_BYTE, // type
data); // texels
delete[] data;
data = 0;
}
CL_PixelBuffer_OpenGL_Texture::CL_PixelBuffer_OpenGL_Texture(
int offset_x,
int offset_y,
int width,
int height,
CLuint handle,
CL_GraphicContext *gc)
: offset_x(offset_x), offset_y(offset_y), handle(handle), gc(gc), data(0)
{
CL_PixelBuffer_Generic::width = width;
CL_PixelBuffer_Generic::height = height;
format.set_depth(32);
format.set_red_mask (0x000000ff);
format.set_green_mask(0x0000ff00);
format.set_blue_mask (0x00ff0000);
format.set_alpha_mask(0xff000000);
format.enable_colorkey(false);
// todo: Use CL_TEXTURE_INTERNAL_FORMAT to use the native format of texture instead.
CL_OpenGLState state(gc);
state.set_active();
clEnable(CL_TEXTURE_2D);
clBindTexture(CL_TEXTURE_2D, handle);
CLint internal_format = 0;
clGetTexLevelParameteriv(CL_TEXTURE_2D, 0, CL_TEXTURE_WIDTH, &texture_width);
clGetTexLevelParameteriv(CL_TEXTURE_2D, 0, CL_TEXTURE_HEIGHT, &texture_height);
clGetTexLevelParameteriv(CL_TEXTURE_2D, 0, CL_TEXTURE_INTERNAL_FORMAT, &internal_format);
CLint align;
clGetIntegerv(CL_PACK_ALIGNMENT, &align);
pitch = (texture_width*4+align-1)/align;
pitch *= align;
}
void Model_Impl::Draw(CL_GraphicContext &gc, GraphicStore *gs, const CL_Mat4f &modelview_matrix, bool use_geometry_shader)
{
if (!object_positions.size())
return;
if (update_vbo)
{
update_vbo = false;
if (object_texcoords.size())
{
object_texcoords_vbo = CL_VertexArrayBuffer(gc, &object_texcoords[0], sizeof(CL_Vec2f) * object_texcoords.size());
}
object_positions_vbo = CL_VertexArrayBuffer(gc, &object_positions[0], sizeof(CL_Vec3f) * object_positions.size());
object_normals_vbo = CL_VertexArrayBuffer(gc, &object_normals[0], sizeof(CL_Vec3f) * object_normals.size());
}
gc.set_modelview(modelview_matrix);
CL_PrimitivesArray prim_array(gc);
prim_array.set_attributes(0, object_positions_vbo, 3, cl_type_float, (void *) 0);
prim_array.set_attributes(1, object_normals_vbo, 3, cl_type_float, (void *) 0);
if (!use_geometry_shader)
{
if (object_texcoords.size())
{
prim_array.set_attributes(2, object_texcoords_vbo, 2, cl_type_float, (void *) 0);
gc.set_texture(0, gs->texture_brick);
gs->shader_texture.SetMaterial(material_shininess, material_emission, material_ambient, material_specular);
gs->shader_texture.Use(gc);
}
else
{
gs->shader_color.SetMaterial(material_shininess, material_emission, material_ambient, material_specular);
gs->shader_color.Use(gc);
}
}
else
{
if (object_texcoords.size())
throw CL_Exception("Shader not supported");
gs->shader_color_geometry.SetMaterial(material_shininess, material_emission, material_ambient, material_specular);
gs->shader_color_geometry.Use(gc);
clDisable(CL_CULL_FACE); // For for example, so you can see inside the teapot
}
gc.draw_primitives(cl_triangles, object_positions.size(), prim_array);
if (use_geometry_shader)
clEnable(CL_CULL_FACE);
if (object_texcoords.size())
{
gc.reset_texture(0);
}
}
// The start of the Application
int App::start(const std::vector<CL_String> &args)
{
quit = false;
// Create a console window for text-output if not available
CL_ConsoleWindow console("Console", 80, 200);
try
{
// Set the window
// This opens a 640 x 480 window, including the frame size
// If you want more control over the window, pass CL_DisplayWindowDescription to CL_DisplayWindow
// (This is useful to create a borderless window of a specific size)
// If you require target specific control over the window, use the derived CL_OpenGLWindowDescription
// (This contains the multisampling options)
#ifdef USE_SWRENDER
CL_DisplayWindowDescription desc;
#else
CL_OpenGLWindowDescription desc;
// desc.set_multisampling(4);
#endif
desc.set_title("ClanLib 2D Test");
desc.set_size(CL_Size(800, 600), true);
CL_DisplayWindow window(desc);
// Connect the Window close event
CL_Slot slot_quit = window.sig_window_close().connect(this, &App::on_window_close);
// Connect a keyboard handler to on_key_up()
CL_Slot slot_input_up = (window.get_ic().get_keyboard()).sig_key_up().connect(this, &App::on_input_up);
// Get the graphic context
CL_GraphicContext gc = window.get_gc();
CL_Texture texture_image(gc, "tux.png");
texture_image.set_wrap_mode(cl_wrap_repeat, cl_wrap_repeat, cl_wrap_repeat);
texture_image.set_min_filter(cl_filter_linear);
texture_image.set_mag_filter(cl_filter_linear);
CL_ResourceManager resources("resources.xml");
CL_Sprite sprite(gc, "test", &resources);
//sprite.set_linear_filter(true);
CL_Font small_font = CL_Font(gc, "Tahoma", 12);
float test_base_angle = 0.0f;
float test_angle = 0.0f;
float test_angle_pitch = 0.0f;
float test_angle_yaw = 0.0f;
float test_scale = 1.0f;
bool test_scale_dir = false;
// Run until someone presses escape
while (!quit)
{
gc.clear(CL_Colorf(0.0f,0.0f,0.2f));
gc.set_map_mode(CL_MapMode(cl_map_2d_upper_left));
// CL_Draw::point()
for (int xcnt=0; xcnt<8; xcnt++)
{
for (int ycnt=0; ycnt<6; ycnt++)
{
CL_Draw::point(gc, xcnt*2, ycnt*2, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
}
small_font.draw_text(gc, 32, 10, "8*6 Points (0 + 2x), (0 + 2y)");
// CL_Draw::line()
for (int xcnt=0; xcnt<4; xcnt++)
{
for (int ycnt=0; ycnt<3; ycnt++)
{
const int offset_y = 16;
const int line_length = 6;
const int spacing = 8;
CL_Draw::line(gc, xcnt*spacing, (ycnt*spacing) + offset_y, line_length + (xcnt*spacing), (line_length + (ycnt*spacing)) + offset_y, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
}
small_font.draw_text(gc, 48, 30, "4*3 Lines (0 + 8x), (32 + 8y), (6 + 8x), (38 + 8y)");
// CL_Draw::box()
for (int xcnt=0; xcnt<4; xcnt++)
{
for (int ycnt=0; ycnt<3; ycnt++)
{
const int offset_y = 48;
const int line_length = 6;
const int spacing = 8;
CL_Draw::box(gc, xcnt*spacing, (ycnt*spacing) + offset_y, line_length + (xcnt*spacing), (line_length + (ycnt*spacing)) + offset_y, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
}
small_font.draw_text(gc, 48, 66, "4*3 Box (0 + 8x), (32 + 8y), (6 + 8x), (38 + 8y)");
// CL_Draw::fill()
for (int xcnt=0; xcnt<4; xcnt++)
{
for (int ycnt=0; ycnt<3; ycnt++)
{
const int offset_y = 80;
const int line_length = 6;
const int spacing = 8;
CL_Draw::fill(gc, xcnt*spacing, (ycnt*spacing) + offset_y, line_length + (xcnt*spacing), (line_length + (ycnt*spacing)) + offset_y, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
}
small_font.draw_text(gc, 48, 90, "4*3 Fill (0 + 8x), (32 + 8y), (6 + 8x), (38 + 8y)");
// CL_Draw::gradient_fill()
CL_Gradient gradient;
gradient.top_left = CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f);
gradient.top_right = CL_Colorf(1.0f, 0.0f, 0.0f, 1.0f);
gradient.bottom_left = CL_Colorf(0.0f, 0.0f, 1.0f, 1.0f);
gradient.bottom_right = CL_Colorf(0.0f, 1.0f, 0.0f, 1.0f);
for (int xcnt=0; xcnt<4; xcnt++)
{
for (int ycnt=0; ycnt<3; ycnt++)
{
const int offset_y = 110;
const int line_length = 6;
const int spacing = 8;
CL_Draw::gradient_fill(gc, xcnt*spacing, (ycnt*spacing) + offset_y, line_length + (xcnt*spacing), (line_length + (ycnt*spacing)) + offset_y, gradient);
}
}
small_font.draw_text(gc, 48, 115, "4*3 GradientFill (0 + 8x), (32 + 8y), (6 + 8x), (38 + 8y)");
small_font.draw_text(gc, 48, 125, "top left = white. top right = red");
small_font.draw_text(gc, 48, 135, "bottom left = blue. bottom right = green");
// CL_Draw::circle()
{
const int offset_y = 140;
int radius = 5;
CL_Draw::circle(gc, radius, offset_y + radius, radius, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
const int offset_x = 16;
radius = 16;
CL_Draw::circle(gc, offset_x + radius, offset_y + radius, radius, CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
small_font.draw_text(gc, 54, 149, "Circle (5, 145) Radius = 5");
small_font.draw_text(gc, 54, 159, "Circle (32, 156) Radius = 16");
// CL_Draw::gradient_circle()
{
CL_Gradient gradient;
gradient.top_left = CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f);
gradient.top_right = CL_Colorf(0.0f, 0.0f, 0.0f, 1.0f);
gradient.bottom_left = CL_Colorf(0.0f, 0.0f, 0.0f, 1.0f);
gradient.bottom_right = CL_Colorf(1.0f, 0.0f, 0.0f, 1.0f);
const int offset_y = 180;
float radius = 17.0;
float xpos = radius;
float ypos = offset_y + radius;
CL_Draw::gradient_circle(gc, CL_Pointf( xpos, ypos ), CL_Pointf(radius/2.0, 0.0f), radius, gradient);
const int offset_x = 40;
radius = 17.0;
xpos = offset_x + radius;
ypos = offset_y + radius;
CL_Draw::gradient_circle(gc, CL_Pointf( xpos, ypos), CL_Pointf(0.0f, radius/2.0), radius, gradient);
}
small_font.draw_text(gc, 80, 189, "Gradient Circle (16, 196) Radius = 17. Gradient right");
small_font.draw_text(gc, 80, 199, "Gradient Circle (56, 196) Radius = 17. Gradient up");
small_font.draw_text(gc, 80, 209, "centre = white, outer = red");
// CL_Draw::triangle()
{
const float offset_y = 220.0f;
const float size = 12.0f;
CL_Draw::triangle(gc, CL_Pointf(0.0f, offset_y), CL_Pointf(0.0f, offset_y + size), CL_Pointf(size, offset_y + size), CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
float offset_x = 16.0f;
CL_Draw::triangle(gc, CL_Pointf(offset_x + 0.0f, offset_y + size), CL_Pointf(offset_x + size, offset_y + size), CL_Pointf(offset_x + 0.0f, offset_y), CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
offset_x = 32.0f;
CL_Draw::triangle(gc, CL_Pointf(offset_x + size, offset_y + size), CL_Pointf(offset_x + 0.0f, offset_y), CL_Pointf(offset_x + 0.0f, offset_y + size), CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f));
}
small_font.draw_text(gc, 48, 229, "3 Triangles (12 pixel size) (Left vertical edge).");
small_font.draw_text(gc, 48, 239, "Top Left: (0,220) (16,220) (32,220)");
// CL_Draw::texture()
gc.set_texture(0, texture_image);
{
float offset_x = 0.0f;
float offset_y = 250.0f;
CL_Rectf src_rect(offset_x, offset_y, CL_Sizef(31, 47));
CL_Rectf texture_coords(0.0, 0.0, 1.0f, 1.0f);
CL_Colorf color(1.0f, 1.0f, 1.0f, 1.0f);
CL_Draw::texture(gc, src_rect, color, texture_coords);
offset_x = 33.0f;
src_rect = CL_Rectf(offset_x, offset_y, CL_Sizef(31, 47));
texture_coords = CL_Rectf(0.25f, 0.25f, 0.75f, 0.75f);
color = CL_Colorf(1.0f, 0.0f, 0.0f, 1.0f);
CL_Draw::texture(gc, src_rect, color, texture_coords);
}
gc.reset_texture(0);
small_font.draw_text(gc, 76, 260, "Texture (0, 250) size=(31,47)");
small_font.draw_text(gc, 76, 275, "Texture (33, 250) size=(31,47) (red, magnify*2)");
// CL_RoundedRect
{
CL_RoundedRect roundedrect(CL_Sizef(64.0f, 32.0f), 15.0f);
float offset_x = 0.0f;
float offset_y = 300.0f;
CL_Origin origin = origin_top_left;
roundedrect.draw(gc, CL_Pointf(offset_x, offset_y), CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f), origin);
offset_y = 340.0f;
roundedrect.fill(gc, CL_Pointf(offset_x, offset_y), CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f), origin);
offset_y = 380.0f;
CL_Gradient gradient;
gradient.top_left = CL_Colorf(1.0f, 1.0f, 1.0f, 1.0f);
gradient.top_right = CL_Colorf(1.0f, 0.0f, 0.0f, 1.0f);
gradient.bottom_left = CL_Colorf(0.0f, 0.0f, 1.0f, 1.0f);
gradient.bottom_right = CL_Colorf(0.0f, 1.0f, 0.0f, 1.0f);
roundedrect.fill(gc, CL_Pointf(offset_x, offset_y), gradient, origin);
offset_y = 420.0f;
roundedrect.set_control_point_bl(CL_Pointf(0.4f, 0.8f));
roundedrect.set_rounding_bottom_left(CL_Sizef(0.2f, 0.6f));
roundedrect.set_control_point_tl(CL_Pointf(0.2f, 0.4f));
roundedrect.set_rounding_top_left(CL_Sizef(0.4f, 0.2f));
roundedrect.set_control_point_tr(CL_Pointf(0.6f, 0.2f));
roundedrect.set_rounding_top_right(CL_Sizef(0.8f, 0.4f));
roundedrect.set_control_point_br(CL_Pointf(0.6f, 0.8f));
roundedrect.set_rounding_bottom_right(CL_Sizef(0.8f, 0.6f));
roundedrect.fill(gc, CL_Pointf(offset_x, offset_y), gradient, origin);
}
small_font.draw_text(gc, 76, 310, "RoundedRect - draw (0, 300) size=(64,32)");
small_font.draw_text(gc, 76, 325, "(RoundedRect - draw gradient - is not implemented)");
small_font.draw_text(gc, 76, 350, "RoundedRect - fill (0, 340) size=(64,32)");
small_font.draw_text(gc, 76, 390, "RoundedRect - fill gradient (0, 380) size=(64,32)");
small_font.draw_text(gc, 76, 400, "top left = white. top right = red");
small_font.draw_text(gc, 76, 410, "bottom left = blue. bottom right = green");
small_font.draw_text(gc, 76, 430, "RoundedRect - fill gradient (0, 420) size=(64,32)");
small_font.draw_text(gc, 76, 440, "Controling control / rounding points");
// CL_Sprite
{
test_base_angle+=5.0f;
if (test_base_angle >= 360.0f)
{
test_base_angle = 0.0f;
}
#ifndef USE_SWRENDER
clEnable(GL_MULTISAMPLE);
#endif
sprite.set_base_angle(CL_Angle(test_base_angle, cl_degrees));
sprite.draw(gc, 350, 20);
sprite.set_base_angle(CL_Angle(0, cl_degrees));
#ifndef USE_SWRENDER
clDisable(GL_MULTISAMPLE);
#endif
}
small_font.draw_text(gc, 370, 20, "Sprite - Base angle");
small_font.draw_text(gc, 370, 35, "Multisampling enabled");
{
test_angle+=5.0f;
if (test_angle >= 360.0f)
{
test_angle = 0.0f;
}
sprite.set_angle(CL_Angle(test_angle, cl_degrees));
sprite.draw(gc, 350, 60);
sprite.set_angle(CL_Angle(0, cl_degrees));
}
small_font.draw_text(gc, 370, 60, "Sprite - Angle");
{
test_angle_pitch+=5.0f;
if (test_angle_pitch >= 360.0f)
{
test_angle_pitch = 0.0f;
}
sprite.set_angle_pitch(CL_Angle(test_angle_pitch, cl_degrees));
sprite.draw(gc, 350, 100);
sprite.set_angle_pitch(CL_Angle(0, cl_degrees));
}
small_font.draw_text(gc, 370, 100, "Sprite - Angle Pitch");
{
test_angle_yaw+=5.0f;
if (test_angle_yaw >= 360.0f)
{
test_angle_yaw = 0.0f;
}
sprite.set_angle_yaw(CL_Angle(test_angle_yaw, cl_degrees));
sprite.draw(gc, 350, 140);
sprite.set_angle_yaw(CL_Angle(0, cl_degrees));
}
small_font.draw_text(gc, 370, 140, "Sprite - Angle Yaw");
{
if (test_scale_dir)
{
test_scale += 0.1f;
if (test_scale >= 2.0f)
{
test_scale = 2.0f;
test_scale_dir = false;
}
}else
{
test_scale -= 0.1f;
if (test_scale <= -2.0f)
{
test_scale = -2.0f;
test_scale_dir = true;
}
}
sprite.set_scale(test_scale, 1.0f);
sprite.draw(gc, 350, 180);
sprite.set_scale(1.0f, test_scale);
sprite.draw(gc, 390, 180);
sprite.set_scale(1.0f, 1.0f);
}
small_font.draw_text(gc, 420, 180, "Sprite - Set Scale (x), (y)");
// Flip the display, showing on the screen what we have drawed
// since last call to flip()
window.flip(1);
// This call processes user input and other events
CL_KeepAlive::process();
}
small_font = CL_Font();
}
catch(CL_Exception& exception)
{
CL_Console::write_line("Exception caught:");
CL_Console::write_line(exception.message);
// Display the stack trace (if available)
std::vector<CL_String> stacktrace = exception.get_stack_trace();
int size = stacktrace.size();
if (size > 0)
{
CL_Console::write_line("Stack Trace:");
for (int cnt=0; cnt < size; cnt++)
{
CL_Console::write_line(stacktrace[cnt]);
}
}
console.display_close_message();
return -1;
}
return 0;
}
