clipping planes for camera

This commit is contained in:
2020-01-28 08:01:34 +07:00
parent bd085efa3a
commit 8f0fac1750
20 changed files with 297 additions and 159 deletions

View File

@@ -21,20 +21,23 @@ namespace e2d
camera() = default;
camera& depth(i32 value) noexcept;
camera& znear(f32 value) noexcept;
camera& zfar(f32 value) noexcept;
camera& viewport(const b2f& value) noexcept;
camera& projection(const m4f& value) noexcept;
camera& target(const render_target_ptr& value) noexcept;
camera& background(const color& value) noexcept;
[[nodiscard]] i32 depth() const noexcept;
[[nodiscard]] f32 znear() const noexcept;
[[nodiscard]] f32 zfar() const noexcept;
[[nodiscard]] const b2f& viewport() const noexcept;
[[nodiscard]] const m4f& projection() const noexcept;
[[nodiscard]] const render_target_ptr& target() const noexcept;
[[nodiscard]] const color& background() const noexcept;
private:
i32 depth_ = 0;
f32 znear_ = 0.f;
f32 zfar_ = 1000.f;
b2f viewport_ = b2f::unit();
m4f projection_ = m4f::identity();
render_target_ptr target_ = nullptr;
color background_ = color::clear();
};
@@ -89,13 +92,18 @@ namespace e2d
return *this;
}
inline camera& camera::viewport(const b2f& value) noexcept {
viewport_ = value;
inline camera& camera::znear(f32 value) noexcept {
znear_ = value;
return *this;
}
inline camera& camera::projection(const m4f& value) noexcept {
projection_ = value;
inline camera& camera::zfar(f32 value) noexcept {
zfar_ = value;
return *this;
}
inline camera& camera::viewport(const b2f& value) noexcept {
viewport_ = value;
return *this;
}
@@ -113,12 +121,16 @@ namespace e2d
return depth_;
}
inline const b2f& camera::viewport() const noexcept {
return viewport_;
inline f32 camera::znear() const noexcept {
return znear_;
}
inline const m4f& camera::projection() const noexcept {
return projection_;
inline f32 camera::zfar() const noexcept {
return zfar_;
}
inline const b2f& camera::viewport() const noexcept {
return viewport_;
}
inline const render_target_ptr& camera::target() const noexcept {
@@ -129,3 +141,16 @@ namespace e2d
return background_;
}
}
namespace e2d::cameras
{
inline m4f make_projection_matrix(const camera& camera, const window& window) noexcept {
const v2u target_size = camera.target()
? camera.target()->size()
: window.real_size();
return math::make_orthographic_lh_no_matrix4(
target_size.cast_to<f32>(),
camera.znear(),
math::max(camera.zfar(), camera.znear() + math::default_precision<f32>()));
}
}

View File

@@ -517,23 +517,23 @@ namespace e2d::math
ax.x, ay.x, az.x, T(0),
ax.y, ay.y, az.y, T(0),
ax.z, ay.z, az.z, T(0),
dx, dy, dz, T(1)};
-dx, -dy, -dz, T(1)};
}
//
// make_orthogonal_lh_matrix4
// make_orthographic_lh_zo_matrix4
//
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthogonal_lh_matrix4(T width, T height, T znear, T zfar) noexcept {
make_orthographic_lh_zo_matrix4(T width, T height, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(width, T(0)));
E2D_ASSERT(!math::is_near_zero(height, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
const T sx = T(2) / width;
const T sy = T(2) / height;
const T sz = T(1) / (zfar - znear);
const T tz = -znear * sz;
const T tz = -znear / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
@@ -543,24 +543,24 @@ namespace e2d::math
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthogonal_lh_matrix4(const vec2<T>& size, T znear, T zfar) {
return make_orthogonal_lh_matrix4(size.x, size.y, znear, zfar);
make_orthographic_lh_zo_matrix4(const vec2<T>& size, T znear, T zfar) noexcept {
return make_orthographic_lh_zo_matrix4(size.x, size.y, znear, zfar);
}
//
// make_orthogonal_rh_matrix4
// make_orthographic_lh_no_matrix4
//
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthogonal_rh_matrix4(T width, T height, T znear, T zfar) noexcept {
make_orthographic_lh_no_matrix4(T width, T height, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(width, T(0)));
E2D_ASSERT(!math::is_near_zero(height, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
const T sx = T(2) / width;
const T sy = T(2) / height;
const T sz = T(1) / (znear - zfar);
const T tz = znear * sz;
const T sz = T(2) / (zfar - znear);
const T tz = -(zfar + znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
@@ -570,24 +570,78 @@ namespace e2d::math
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthogonal_rh_matrix4(const vec2<T>& size, T znear, T zfar) {
return make_orthogonal_rh_matrix4(size.x, size.y, znear, zfar);
make_orthographic_lh_no_matrix4(const vec2<T>& size, T znear, T zfar) noexcept {
return make_orthographic_lh_no_matrix4(size.x, size.y, znear, zfar);
}
//
// make_perspective_lh_matrix4
// make_orthographic_rh_zo_matrix4
//
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthographic_rh_zo_matrix4(T width, T height, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(width, T(0)));
E2D_ASSERT(!math::is_near_zero(height, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
const T sx = T(2) / width;
const T sy = T(2) / height;
const T sz = T(-1) / (zfar - znear);
const T tz = -znear / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
T(0), T(0), sz, T(0),
T(0), T(0), tz, T(1)};
}
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthographic_rh_zo_matrix4(const vec2<T>& size, T znear, T zfar) noexcept {
return make_orthographic_rh_zo_matrix4(size.x, size.y, znear, zfar);
}
//
// make_orthographic_rh_no_matrix4
//
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthographic_rh_no_matrix4(T width, T height, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(width, T(0)));
E2D_ASSERT(!math::is_near_zero(height, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
const T sx = T(2) / width;
const T sy = T(2) / height;
const T sz = T(-2) / (zfar - znear);
const T tz = -(zfar + znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
T(0), T(0), sz, T(0),
T(0), T(0), tz, T(1)};
}
template < typename T >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_orthographic_rh_no_matrix4(const vec2<T>& size, T znear, T zfar) noexcept {
return make_orthographic_rh_no_matrix4(size.x, size.y, znear, zfar);
}
//
// make_perspective_lh_zo_matrix4
//
template < typename T, typename AngleTag >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_perspective_lh_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
make_perspective_lh_zo_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(aspect, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
E2D_ASSERT(!math::approximately(fov, unit<T, AngleTag>::zero(), T(0)));
const T sy = T(1) / math::tan(fov * T(0.5));
const T sx = sy / aspect;
const T sz = zfar / (zfar - znear);
const T tz = -znear * zfar / (zfar - znear);
const T tz = -(zfar * znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
@@ -596,19 +650,61 @@ namespace e2d::math
}
//
// make_perspective_rh_matrix4
// make_perspective_lh_no_matrix4
//
template < typename T, typename AngleTag >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_perspective_rh_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
make_perspective_lh_no_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(aspect, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
E2D_ASSERT(!math::approximately(fov, unit<T, AngleTag>::zero(), T(0)));
const T sy = T(1) / math::tan(fov * T(0.5));
const T sx = sy / aspect;
const T sz = (zfar + znear) / (zfar - znear);
const T tz = -(T(2) * zfar * znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
T(0), T(0), sz, T(1),
T(0), T(0), tz, T(0)};
}
//
// make_perspective_rh_zo_matrix4
//
template < typename T, typename AngleTag >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_perspective_rh_zo_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(aspect, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
E2D_ASSERT(!math::approximately(fov, unit<T, AngleTag>::zero(), T(0)));
const T sy = T(1) / math::tan(fov * T(0.5));
const T sx = sy / aspect;
const T sz = zfar / (znear - zfar);
const T tz = znear * zfar / (znear - zfar);
const T tz = -(zfar * znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),
T(0), T(0), sz, T(-1),
T(0), T(0), tz, T(0)};
}
//
// make_perspective_rh_no_matrix4
//
template < typename T, typename AngleTag >
std::enable_if_t<std::is_floating_point_v<T>, mat4<T>>
make_perspective_rh_no_matrix4(const unit<T, AngleTag>& fov, T aspect, T znear, T zfar) noexcept {
E2D_ASSERT(!math::is_near_zero(aspect, T(0)));
E2D_ASSERT(!math::approximately(znear, zfar, T(0)));
E2D_ASSERT(!math::approximately(fov, unit<T, AngleTag>::zero(), T(0)));
const T sy = T(1) / math::tan(fov * T(0.5));
const T sx = sy / aspect;
const T sz = -(zfar + znear) / (zfar - znear);
const T tz = -(T(2) * zfar * znear) / (zfar - znear);
return {
sx, T(0), T(0), T(0),
T(0), sy, T(0), T(0),

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@@ -4,7 +4,10 @@
"renderer" : {
"materials" : [
"../models/gnome/gnome_material.json"
]
],
"transform" : {
"translation" : [0,0,5]
}
},
"model_renderer" : {
"model" : "../models/gnome/gnome_model.json"

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@@ -9,12 +9,15 @@ local camera = {
---@type integer
depth = 0,
---@type number
znear = 0.0,
---@type number
zfar = 1000.0,
---@type rect
viewport = rect.zero(),
---@type m4f
projection = m4f.identity(),
---@type color
background = color.white()
}

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@@ -53,26 +53,50 @@ function m4f.make_look_at_rh(eye, at, up) end
---@overload fun(width: number, height: number, znear: number, zfar: number): m4f
---@overload fun(size: v2f, znear: number, zfar: number): m4f
---@return m4f
function m4f.make_orthogonal_lh(...) end
function m4f.make_orthographic_lh_zo(...) end
---@overload fun(width: number, height: number, znear: number, zfar: number): m4f
---@overload fun(size: v2f, znear: number, zfar: number): m4f
---@return m4f
function m4f.make_orthogonal_rh(...) end
function m4f.make_orthographic_lh_no(...) end
---@overload fun(width: number, height: number, znear: number, zfar: number): m4f
---@overload fun(size: v2f, znear: number, zfar: number): m4f
---@return m4f
function m4f.make_orthographic_rh_zo(...) end
---@overload fun(width: number, height: number, znear: number, zfar: number): m4f
---@overload fun(size: v2f, znear: number, zfar: number): m4f
---@return m4f
function m4f.make_orthographic_rh_no(...) end
---@param angle number
---@param aspect number
---@param znear number
---@param zfar number
---@return m4f
function m4f.make_perspective_lh(angle, aspect, znear, zfar) end
function m4f.make_perspective_lh_zo(angle, aspect, znear, zfar) end
---@param angle number
---@param aspect number
---@param znear number
---@param zfar number
---@return m4f
function m4f.make_perspective_rh(angle, aspect, znear, zfar) end
function m4f.make_perspective_lh_no(angle, aspect, znear, zfar) end
---@param angle number
---@param aspect number
---@param znear number
---@param zfar number
---@return m4f
function m4f.make_perspective_rh_zo(angle, aspect, znear, zfar) end
---@param angle number
---@param aspect number
---@param znear number
---@param zfar number
---@return m4f
function m4f.make_perspective_rh_no(angle, aspect, znear, zfar) end
---@param l m4f
---@param r m4f

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@@ -184,7 +184,7 @@ namespace
void frame_render() final {
const auto framebuffer_size = the<window>().real_size().cast_to<f32>();
const auto projection = math::make_orthogonal_lh_matrix4(
const auto projection = math::make_orthographic_lh_no_matrix4(
framebuffer_size, 0.f, 1.f);
material_.properties()

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@@ -235,7 +235,7 @@ namespace
void frame_render() final {
const auto framebuffer_size = the<window>().real_size().cast_to<f32>();
const auto projection = math::make_perspective_lh_matrix4(
const auto projection = math::make_perspective_lh_no_matrix4(
make_deg(45.f),
framebuffer_size.x / framebuffer_size.y,
0.1f,

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@@ -205,7 +205,7 @@ namespace
void frame_render() final {
const auto framebuffer_size = the<window>().real_size().cast_to<f32>();
const auto projection = math::make_perspective_lh_matrix4(
const auto projection = math::make_perspective_lh_no_matrix4(
make_deg(45.f),
framebuffer_size.x / framebuffer_size.y,
0.1f,

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@@ -39,23 +39,6 @@ namespace
}
};
class camera_system final : public systems::post_update_system {
public:
void process(
ecs::registry& owner,
const systems::post_update_event& event) override
{
E2D_UNUSED(event);
owner.for_joined_components<camera>(
[](const ecs::const_entity&, camera& cam){
if ( !cam.target() ) {
cam.projection(math::make_orthogonal_lh_matrix4(
the<window>().real_size().cast_to<f32>(), 0.f, 1000.f));
}
});
}
};
class rotator_system final : public systems::update_system {
public:
void process(
@@ -118,7 +101,9 @@ namespace
.component<named>(named()
.name("gnome"))
.component<renderer_rotator>(v3f::unit_y())
.component<renderer>(renderer().materials({model_mat}))
.component<renderer>(renderer()
.materials({model_mat})
.translation({0.f, 0.f, 5.f}))
.component<model_renderer>(model_res);
the<world>().instantiate(
@@ -189,8 +174,7 @@ namespace
ecs::registry_filler(the<world>().registry())
.feature<struct game_feature>(ecs::feature()
.add_system<game_system>()
.add_system<rotator_system>()
.add_system<camera_system>());
.add_system<rotator_system>());
return true;
}
};

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@@ -32,23 +32,6 @@ namespace
}
};
class camera_system final : public systems::post_update_system {
public:
void process(
ecs::registry& owner,
const systems::post_update_event& event) override
{
E2D_UNUSED(event);
owner.for_joined_components<camera>(
[](const ecs::const_entity&, camera& cam){
if ( !cam.target() ) {
cam.projection(math::make_orthogonal_lh_matrix4(
the<window>().real_size().cast_to<f32>(), 0.f, 1000.f));
}
});
}
};
class game final : public starter::application {
public:
bool initialize() final {
@@ -67,8 +50,7 @@ namespace
bool create_systems() {
ecs::registry_filler(the<world>().registry())
.feature<struct game_feature>(ecs::feature()
.add_system<game_system>()
.add_system<camera_system>());
.add_system<game_system>());
return true;
}
};

View File

@@ -70,23 +70,6 @@ namespace
}
};
class camera_system final : public systems::post_update_system {
public:
void process(
ecs::registry& owner,
const systems::post_update_event& event) override
{
E2D_UNUSED(event);
owner.for_joined_components<camera>(
[](const ecs::const_entity&, camera& cam){
if ( !cam.target() ) {
cam.projection(math::make_orthogonal_lh_matrix4(
the<window>().real_size().cast_to<f32>(), 0.f, 1000.f));
}
});
}
};
class game final : public starter::application {
public:
bool initialize() final {
@@ -105,8 +88,7 @@ namespace
bool create_systems() {
ecs::registry_filler(the<world>().registry())
.feature<struct game_feature>(ecs::feature()
.add_system<game_system>()
.add_system<camera_system>());
.add_system<game_system>());
return true;
}
};

View File

@@ -32,23 +32,6 @@ namespace
}
};
class camera_system final : public systems::post_update_system {
public:
void process(
ecs::registry& owner,
const systems::post_update_event& event) override
{
E2D_UNUSED(event);
owner.for_joined_components<camera>(
[](const ecs::const_entity&, camera& cam){
if ( !cam.target() ) {
cam.projection(math::make_orthogonal_lh_matrix4(
the<window>().real_size().cast_to<f32>(), 0.f, 1000.f));
}
});
}
};
class game final : public starter::application {
public:
bool initialize() final {
@@ -67,8 +50,7 @@ namespace
bool create_systems() {
ecs::registry_filler(the<world>().registry())
.feature<struct game_feature>(ecs::feature()
.add_system<game_system>()
.add_system<camera_system>());
.add_system<game_system>());
return true;
}
};

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@@ -129,8 +129,8 @@ namespace e2d
const v2f framebuffer_size = display_size * v2f(draw_data->FramebufferScale);
const m4f projection =
math::make_translation_matrix4(display_size * v2f(-0.5f, 0.5f)) *
math::make_orthogonal_lh_matrix4(display_size, 0.f, 1.f);
math::make_orthographic_lh_no_matrix4(display_size, 0.f, 1.f) *
math::make_translation_matrix4(-1.f, 1.f);
for ( int i = 0; i < draw_data->CmdListsCount; ++i ) {
const ImDrawList* cmd_list = draw_data->CmdLists[i];

View File

@@ -58,6 +58,22 @@ namespace e2d::bindings::high
c->depth(v);
}),
"znear", sol::property(
[](const gcomponent<camera>& c) -> f32 {
return c->znear();
},
[](gcomponent<camera>& c, f32 v){
c->znear(v);
}),
"zfar", sol::property(
[](const gcomponent<camera>& c) -> f32 {
return c->zfar();
},
[](gcomponent<camera>& c, f32 v){
c->zfar(v);
}),
"viewport", sol::property(
[](const gcomponent<camera>& c) -> b2f {
return c->viewport();
@@ -66,14 +82,6 @@ namespace e2d::bindings::high
c->viewport(v);
}),
"projection", sol::property(
[](const gcomponent<camera>& c) -> m4f {
return c->projection();
},
[](gcomponent<camera>& c, const m4f& v){
c->projection(v);
}),
"background", sol::property(
[](const gcomponent<camera>& c) -> color {
return c->background();

View File

@@ -66,20 +66,36 @@ namespace
"make_look_at_rh", sol::resolve<
mat4<T>(const vec3<T>&,const vec3<T>&,const vec3<T>&)>(&math::make_look_at_rh_matrix4),
"make_orthogonal_lh", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthogonal_lh_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthogonal_lh_matrix4)),
"make_orthographic_lh_zo", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthographic_lh_zo_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthographic_lh_zo_matrix4)),
"make_orthogonal_rh", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthogonal_rh_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthogonal_rh_matrix4)),
"make_orthographic_lh_no", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthographic_lh_no_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthographic_lh_no_matrix4)),
"make_perspective_lh", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_lh_matrix4(make_rad(angle), aspect, znear, zfar);
"make_orthographic_rh_zo", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthographic_rh_zo_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthographic_rh_zo_matrix4)),
"make_orthographic_rh_no", sol::overload(
sol::resolve<mat4<T>(T,T,T,T)>(&math::make_orthographic_rh_no_matrix4),
sol::resolve<mat4<T>(const vec2<T>&,T,T)>(&math::make_orthographic_rh_no_matrix4)),
"make_perspective_lh_zo", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_lh_zo_matrix4(make_rad(angle), aspect, znear, zfar);
},
"make_perspective_rh", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_rh_matrix4(make_rad(angle), aspect, znear, zfar);
"make_perspective_lh_no", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_lh_no_matrix4(make_rad(angle), aspect, znear, zfar);
},
"make_perspective_rh_zo", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_rh_zo_matrix4(make_rad(angle), aspect, znear, zfar);
},
"make_perspective_rh_no", [](T angle, T aspect, T znear, T zfar) -> mat4<T> {
return math::make_perspective_rh_no_matrix4(make_rad(angle), aspect, znear, zfar);
},
"approximately", [](const mat4<T>& l, const mat4<T>& r) -> bool {

View File

@@ -14,8 +14,9 @@ namespace e2d
"additionalProperties" : false,
"properties" : {
"depth" : { "type" : "number" },
"znear" : { "type" : "number" },
"zfar" : { "type" : "number" },
"viewport" : { "$ref": "#/common_definitions/b2" },
"projection" : { "$ref": "#/common_definitions/m4" },
"background" : { "$ref": "#/common_definitions/color" }
}
})json";
@@ -33,6 +34,24 @@ namespace e2d
component.depth(depth);
}
if ( ctx.root.HasMember("znear") ) {
f32 znear = component.znear();
if ( !json_utils::try_parse_value(ctx.root["znear"], znear) ) {
the<debug>().error("CAMERA: Incorrect formatting of 'znear' property");
return false;
}
component.znear(znear);
}
if ( ctx.root.HasMember("zfar") ) {
f32 zfar = component.zfar();
if ( !json_utils::try_parse_value(ctx.root["zfar"], zfar) ) {
the<debug>().error("CAMERA: Incorrect formatting of 'zfar' property");
return false;
}
component.zfar(zfar);
}
if ( ctx.root.HasMember("viewport") ) {
b2f viewport = component.viewport();
if ( !json_utils::try_parse_value(ctx.root["viewport"], viewport) ) {
@@ -42,15 +61,6 @@ namespace e2d
component.viewport(viewport);
}
if ( ctx.root.HasMember("projection") ) {
m4f projection = component.projection();
if ( !json_utils::try_parse_value(ctx.root["projection"], projection) ) {
the<debug>().error("CAMERA: Incorrect formatting of 'projection' property");
return false;
}
component.projection(projection);
}
if ( ctx.root.HasMember("target") ) {
//TODO(BlackMat): add 'target' property parsing
}
@@ -118,11 +128,29 @@ namespace e2d
}
if ( i32 depth = c->depth();
ImGui::DragInt("depth", &depth) )
ImGui::DragInt("depth", &depth, 1.f) )
{
c->depth(depth);
}
if ( ImGui::TreeNode("clipping") ) {
E2D_DEFER([](){ ImGui::TreePop(); });
if ( f32 znear = c->znear();
ImGui::DragFloat("znear", &znear, 1.f) )
{
c->znear(znear);
c->zfar(math::max(c->zfar(), c->znear()));
}
if ( f32 zfar = c->zfar();
ImGui::DragFloat("zfar", &zfar, 1.f) )
{
c->zfar(zfar);
c->znear(math::min(c->znear(), c->zfar()));
}
}
if ( ImGui::TreeNode("viewport") ) {
E2D_DEFER([](){ ImGui::TreePop(); });
@@ -133,13 +161,12 @@ namespace e2d
}
if ( b2f viewport = c->viewport();
ImGui::DragFloat2("size", viewport.size.data(), 0.01f) )
ImGui::DragFloat2("size", viewport.size.data(), 0.01f, 0.f, std::numeric_limits<f32>::max()) )
{
c->viewport(viewport);
}
}
///TODO(BlackMat): add 'projection' inspector
///TODO(BlackMat): add 'target' inspector
if ( color background = c->background();

View File

@@ -85,7 +85,7 @@ namespace e2d
void component_inspector<renderer>::operator()(gcomponent<renderer>& c) const {
if ( v3f translation = c->translation();
ImGui::DragFloat3("translation", translation.data(), 1.f) )
ImGui::DragFloat3("translation", translation.data(), 0.01f) )
{
c->translation(translation);
}

View File

@@ -22,8 +22,9 @@ namespace
class imgui_gizmos_context final : public component_inspector<>::gizmos_context {
public:
imgui_gizmos_context(editor& e, inspector& i)
imgui_gizmos_context(editor& e, window& w, inspector& i)
: editor_(e)
, window_(w)
, inspector_(i) {}
bool setup_camera(const ecs::const_entity& cam_e) {
@@ -41,7 +42,7 @@ namespace
camera_vp_ =
math::inversed(cam_n->world_matrix()).first *
cam.projection() *
cameras::make_projection_matrix(cam, window_) *
math::make_scale_matrix4(0.5f, 0.5f) *
math::make_translation_matrix4(0.5f, 0.5f) *
math::make_scale_matrix4(cam.viewport().size) *
@@ -185,6 +186,7 @@ namespace
}
private:
editor& editor_;
window& window_;
inspector& inspector_;
m4f camera_vp_ = m4f::identity();
m4f go_matrix_ = m4f::identity();
@@ -227,9 +229,9 @@ namespace e2d
class gizmos_system::internal_state final : private noncopyable {
public:
internal_state(dbgui& d, editor& e, inspector& i)
internal_state(dbgui& d, window& w, editor& e, inspector& i)
: dbgui_(d)
, gcontext_(e, i) {}
, gcontext_(e, w, i) {}
~internal_state() noexcept = default;
void process_render(const ecs::const_entity& cam_e, ecs::registry& owner) {
@@ -254,7 +256,7 @@ namespace e2d
//
gizmos_system::gizmos_system()
: state_(new internal_state(the<dbgui>(), the<editor>(), the<inspector>())) {}
: state_(new internal_state(the<dbgui>(), the<window>(), the<editor>(), the<inspector>())) {}
gizmos_system::~gizmos_system() noexcept = default;
void gizmos_system::process(

View File

@@ -58,7 +58,8 @@ namespace e2d::render_system_impl
const m4f& m_v = cam_w_inv.second
? cam_w_inv.first
: m4f::identity();
const m4f& m_p = cam.projection();
const m4f& m_p = cameras::make_projection_matrix(cam, window);
batcher_.flush()
.property(screen_s_property_hash, cam.target()

View File

@@ -35,8 +35,11 @@ TEST_CASE("mat4") {
REQUIRE(math::make_rotation_matrix4(make_rad(1.f),1.f,1.f,1.f) == math::make_rotation_matrix4(make_rad(1.f), v3f::unit()));
REQUIRE(math::make_rotation_matrix4(make_rad(1.f),v3f(1.f,1.f,1.f)) == math::make_rotation_matrix4(make_rad(1.f), v3f::unit()));
REQUIRE(math::make_orthogonal_lh_matrix4(640.f, 480.f, 0.f, 1.f) == math::make_orthogonal_lh_matrix4(v2f(640,480), 0.f, 1.f));
REQUIRE(math::make_orthogonal_lh_matrix4(640.0, 480.0, 0.0, 1.0) == math::make_orthogonal_lh_matrix4(v2d(640,480), 0.0, 1.0));
REQUIRE(math::make_orthographic_lh_no_matrix4(640.f, 480.f, 0.f, 1.f) == math::make_orthographic_lh_no_matrix4(v2f(640,480), 0.f, 1.f));
REQUIRE(math::make_orthographic_lh_no_matrix4(640.0, 480.0, 0.0, 1.0) == math::make_orthographic_lh_no_matrix4(v2d(640,480), 0.0, 1.0));
REQUIRE(math::make_orthographic_lh_zo_matrix4(640.f, 480.f, 0.f, 1.f) == math::make_orthographic_lh_zo_matrix4(v2f(640,480), 0.f, 1.f));
REQUIRE(math::make_orthographic_lh_zo_matrix4(640.0, 480.0, 0.0, 1.0) == math::make_orthographic_lh_zo_matrix4(v2d(640,480), 0.0, 1.0));
}
{
REQUIRE(m4f(m4f::identity()) == m4f::identity());