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added outside glow

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This commit is contained in:
Orange
2026-07-11 22:39:18 +03:00
parent 1618a41318
commit cbe220664f
7 changed files with 98 additions and 23 deletions
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source/hud/entity_overlay.cpp
+57 -18
View File
@@ -388,7 +388,7 @@ namespace omath::hud
const int radius = static_cast<int>(std::ceil(std::max(glow->radius, 0.f)));
for (int layer = radius; layer > 0; --layer)
{
const float alpha = glow->color.value().w * std::clamp(glow->intensity, 0.f, 1.f)
const float alpha = glow->color.value().w * std::max(glow->intensity, 0.f)
* (1.f - static_cast<float>(layer - 1) / static_cast<float>(radius + 1));
const auto value = glow->color.value();
const Color color{value.x, value.y, value.z, alpha / static_cast<float>(radius)};
@@ -442,7 +442,7 @@ namespace omath::hud
{
const float falloff = 1.f - static_cast<float>(layer - 1) / static_cast<float>(radius + 1);
const Color color{value.x, value.y, value.z,
value.w * std::clamp(glow.intensity, 0.f, 1.f) * falloff / static_cast<float>(radius)};
value.w * std::max(glow.intensity, 0.f) * falloff / static_cast<float>(radius)};
m_renderer->add_polyline(points, color, thickness + static_cast<float>(layer) * 2.f);
}
}
@@ -456,7 +456,7 @@ namespace omath::hud
{
const float falloff = 1.f - static_cast<float>(layer - 1) / static_cast<float>(radius + 1);
const Color color{value.x, value.y, value.z,
value.w * std::clamp(glow.intensity, 0.f, 1.f) * falloff / static_cast<float>(radius)};
value.w * std::max(glow.intensity, 0.f) * falloff / static_cast<float>(radius)};
m_renderer->add_line(from, to, color, thickness + static_cast<float>(layer) * 2.f);
}
}
@@ -478,10 +478,58 @@ namespace omath::hud
void EntityOverlay::draw_canvas_glow(const widget::CanvasGlow& canvas_glow) const
{
constexpr int layers = 32;
constexpr int segments = 64;
constexpr int segments = 96;
const int layers = std::max(canvas_glow.layers, 2);
const auto min = m_canvas.top_left_corner;
const auto max = m_canvas.bottom_right_corner;
const auto value = canvas_glow.glow.color.value();
const float intensity = std::max(canvas_glow.glow.intensity, 0.f);
if (canvas_glow.mode == widget::CanvasGlowMode::OUTSIDE || canvas_glow.mode == widget::CanvasGlowMode::BOTH)
{
constexpr int corner_segments = 12;
const float max_rounding = std::min(std::abs(max.x - min.x), std::abs(max.y - min.y)) * 0.5f;
const float rounding = std::clamp(canvas_glow.rounding, 0.f, max_rounding);
const float extent = std::max(canvas_glow.glow.radius, 0.f);
const float stroke = std::max(extent / static_cast<float>(layers - 1) * 2.f, 1.f);
for (int layer = 0; layer < layers; ++layer)
{
const float progress = static_cast<float>(layer) / static_cast<float>(layers - 1);
const float expansion = extent * (1.f - progress);
const float falloff = progress * progress * (3.f - 2.f * progress);
const Color color{value.x, value.y, value.z, value.w * intensity * falloff * 0.35f};
const auto expanded_min = min - Vector2<float>{expansion, expansion};
const auto expanded_max = max + Vector2<float>{expansion, expansion};
const float expanded_rounding = rounding + expansion;
const std::array corner_centers = {
expanded_min + Vector2<float>{expanded_rounding, expanded_rounding},
Vector2<float>{expanded_max.x - expanded_rounding, expanded_min.y + expanded_rounding},
expanded_max - Vector2<float>{expanded_rounding, expanded_rounding},
Vector2<float>{expanded_min.x + expanded_rounding, expanded_max.y - expanded_rounding},
};
std::array<Vector2<float>, corner_segments * 4> points;
for (int corner = 0; corner < 4; ++corner)
{
const float start_angle =
std::numbers::pi_v<float> + static_cast<float>(corner) * std::numbers::pi_v<float> * 0.5f;
for (int segment = 0; segment < corner_segments; ++segment)
{
const float arc_progress =
static_cast<float>(segment) / static_cast<float>(corner_segments - 1);
const float angle = start_angle + arc_progress * std::numbers::pi_v<float> * 0.5f;
points[corner * corner_segments + segment] =
corner_centers[corner]
+ Vector2<float>{std::cos(angle) * expanded_rounding,
std::sin(angle) * expanded_rounding};
}
}
m_renderer->add_polyline(points, color, stroke);
}
}
if (canvas_glow.mode == widget::CanvasGlowMode::OUTSIDE)
return;
const auto center = (min + max) * 0.5f;
const float half_width = std::abs(max.x - min.x) * 0.5f;
const float half_height = std::abs(max.y - min.y) * 0.5f;
@@ -492,24 +540,15 @@ namespace omath::hud
if (vertical_radius <= 0.f || horizontal_radius <= 0.f)
return;
const auto value = canvas_glow.glow.color.value();
const float intensity = std::clamp(canvas_glow.glow.intensity, 0.f, 1.f);
for (int layer = 0; layer < layers; ++layer)
{
const float progress = static_cast<float>(layer) / static_cast<float>(layers - 1);
const float scale = 1.f - progress * 0.95f;
const float alpha = value.w * intensity / static_cast<float>(layers);
const float falloff = progress * progress;
const float alpha = value.w * intensity * falloff * 3.f / static_cast<float>(layers);
const Color color{value.x, value.y, value.z, alpha};
std::array<Vector2<float>, segments> points;
for (int segment = 0; segment < segments; ++segment)
{
const float angle =
static_cast<float>(segment) / static_cast<float>(segments) * 2.f * std::numbers::pi_v<float>;
points[segment] = center
+ Vector2<float>{std::cos(angle) * horizontal_radius * scale,
std::sin(angle) * vertical_radius * scale};
}
m_renderer->add_filled_polyline(points, color);
m_renderer->add_filled_ellipse(center, {horizontal_radius * scale, vertical_radius * scale}, color,
segments);
}
}
source/hud/renderer_realizations/imgui_renderer.cpp
+7
View File
@@ -65,6 +65,13 @@ namespace omath::hud
ImGui::GetBackgroundDrawList()->AddCircleFilled(center.to_im_vec2(), radius, color.to_im_color(), segments);
}
void ImguiHudRenderer::add_filled_ellipse(const Vector2<float>& center, const Vector2<float>& radius,
const Color& color, const int segments)
{
ImGui::GetBackgroundDrawList()->AddEllipseFilled(center.to_im_vec2(), radius.to_im_vec2(), color.to_im_color(),
0.f, segments);
}
void ImguiHudRenderer::add_arc(const Vector2<float>& center, const float radius, const float a_min,
const float a_max, const Color& color, const float thickness, const int segments)
{