53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
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#include <event/events.h>
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#include <scene/components/sprite_renderer.h>
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#include <scene/node.h>
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#include <utils/logger.h>
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namespace extra2d {
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SpriteRenderer::SpriteRenderer() {
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// 默认材质和纹理为无效句柄
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// 渲染时会使用默认材质
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}
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void SpriteRenderer::onAttach(Node *owner) { Component::onAttach(owner); }
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void SpriteRenderer::setMaterial(MaterialHandle material) {
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material_ = material;
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}
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void SpriteRenderer::setTexture(TextureHandle texture) { texture_ = texture; }
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void SpriteRenderer::setColor(const Color &color) { color_ = color; }
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void SpriteRenderer::render() {
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if (!isEnabled() || !owner_ || !owner_->isVisible()) {
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return;
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}
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// 获取世界变换（已包含锚点计算）
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Transform worldTransform = owner_->getWorldTransform();
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// 构建渲染命令
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RenderCommand cmd;
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cmd.type = RenderCommandType::DrawMesh;
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// 计算排序键（简单实现：材质ID + 纹理ID）
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uint32_t materialId = static_cast<uint32_t>(material_ & 0xFFFFFFFF);
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uint32_t textureId = static_cast<uint32_t>(texture_ & 0xFFFFFFFF);
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cmd.sortKey = (materialId << 16) | (textureId & 0xFFFF);
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// 设置网格（使用默认四边形）
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cmd.drawMesh.mesh = INVALID_MESH_HANDLE; // 渲染器会使用默认四边形
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cmd.drawMesh.material = material_;
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cmd.setTransform(worldTransform);
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// 设置顶点颜色
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cmd.setColor(color_);
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// 提交渲染命令
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events::OnRenderSubmit::emit(cmd);
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}
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} // namespace extra2d
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