scene_render_extractor.h

#pragma once
 
#include "pixelbullet/filesystem/virtual_path.h"
#include "pixelbullet/scene/scene.h"
 
#include <glm/glm.hpp>
 
#include <optional>
#include <vector>
 
namespace pixelbullet
{
struct ExtractedView
{
    glm::mat4 view = glm::mat4(1.0f);
    glm::mat4 projection = glm::mat4(1.0f);
};
 
struct ExtractedSprite
{
    glm::mat4 model = glm::mat4(1.0f);
    VirtualPath texture;
    glm::vec4 tint = glm::vec4(1.0f);
    glm::vec2 uv_scale = glm::vec2(1.0f);
    glm::vec2 uv_offset = glm::vec2(0.0f);
};
 
struct ExtractedMesh
{
    glm::mat4 model = glm::mat4(1.0f);
    VirtualPath mesh;
    VirtualPath material;
};
 
struct SceneRenderData
{
    std::optional<ExtractedView> main_view;
    std::vector<ExtractedMesh> meshes;
    std::vector<ExtractedSprite> sprites;
};
 
class SceneRenderExtractor
{
public:
    static SceneRenderData Extract(const Scene& scene, glm::uvec2 targetExtent);
};
} // namespace pixelbullet