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add circle2d collider renderer, fixed a bug for renderer 2 value properties

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Atdunbg
2026-01-20 02:04:16 +08:00
parent 323d646611
commit 2bfde2dfb0
5 changed files with 186 additions and 7 deletions
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16
Editor/Editor/EditorLayer.cpp
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@ -227,13 +227,25 @@ namespace Prism
if (selection.Entity.HasComponent<BoxCollider2DComponent>())
{
const auto& size = selection.Entity.GetComponent<BoxCollider2DComponent>().Size;
const auto& collider = selection.Entity.GetComponent<BoxCollider2DComponent>();
const auto& transform = selection.Entity.GetComponent<TransformComponent>();
Renderer::BeginRenderPass(SceneRenderer::GetFinalRenderPass(), false);
const auto viewProj = m_EditorCamera.GetViewProjection();
Renderer2D::BeginScene(viewProj, false);
Renderer2D::DrawRotatedQuad({ transform.Translation.x, transform.Translation.y }, size * 2.0f, transform.Rotation.z, { 1.0f, 0.0f, 1.0f, 1.0f });
Renderer2D::DrawRotatedRect({ transform.Translation.x + collider.Offset.x, transform.Translation.y + collider.Offset.y }, collider.Size * 2.0f, transform.Rotation.z, { 0.0f, 0.0f, 1.0f, 1.0f });
Renderer2D::EndScene();
Renderer::EndRenderPass();
}
if (selection.Entity.HasComponent<CircleCollider2DComponent>())
{
const auto& collider = selection.Entity.GetComponent<CircleCollider2DComponent>();
const TransformComponent& transform = selection.Entity.GetComponent<TransformComponent>();
Renderer::BeginRenderPass(SceneRenderer::GetFinalRenderPass(), false);
const auto viewProj = m_EditorCamera.GetViewProjection();
Renderer2D::BeginScene(viewProj, false);
Renderer2D::DrawCircle({ transform.Translation.x + collider.Offset.x, transform.Translation.y + collider.Offset.y}, collider.Radius, { 0.0f, 1.0f, 1.0f, 1.0f });
Renderer2D::EndScene();
Renderer::EndRenderPass();
}

44
Editor/assets/shaders/Renderer2D_Circle.glsl Normal file
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@ -0,0 +1,44 @@
// Basic Texture Shader
#type vertex
#version 430 core
layout(location = 0) in vec3 a_WorldPosition;
layout(location = 1) in float a_Thickness;
layout(location = 2) in vec2 a_LocalPosition;
layout(location = 3) in vec4 a_Color;
uniform mat4 u_ViewProjection;
out vec2 v_LocalPosition;
out float v_Thickness;
out vec4 v_Color;
void main()
{
v_LocalPosition = a_LocalPosition;
v_Thickness = a_Thickness;
v_Color = a_Color;
gl_Position = u_ViewProjection * vec4(a_WorldPosition, 1.0);
}
#type fragment
#version 430 core
layout(location = 0) out vec4 color;
in vec2 v_LocalPosition;
in float v_Thickness;
in vec4 v_Color;
void main()
{
float fade = 0.01;
float dist = sqrt(dot(v_LocalPosition, v_LocalPosition));
if (dist > 1.0 || dist < 1.0 - v_Thickness - fade)
discard;
float alpha = 1.0 - smoothstep(1.0f - fade, 1.0f, dist);
alpha *= smoothstep(1.0 - v_Thickness - fade, 1.0 - v_Thickness, dist);
color = v_Color;
color.a = alpha;
}