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Diffstat (limited to 'include/render_assets.h')
-rw-r--r-- | include/render_assets.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/include/render_assets.h b/include/render_assets.h new file mode 100644 index 0000000..1819271 --- /dev/null +++ b/include/render_assets.h @@ -0,0 +1,94 @@ +#pragma once + +#include <cstdint> +#include <string> +#include <vector> +#include <glm/glm.hpp> + +namespace iris { + +struct Mesh { + std::string name; + std::vector<glm::vec3> vertices; + std::vector<glm::vec3> normals; + std::vector<glm::vec2> texcoords; + // Note: w component is a sign, 1.0 or -1.0 + std::vector<glm::vec4> tangents; + std::vector<uint32_t> indices; + int32_t material_index; + + // AABB + glm::vec3 p_min; + glm::vec3 p_max; +}; + +struct Material { + std::string name; + glm::vec4 base_color; + float metallic; + float roughness; + + int32_t base_color_texture; + int32_t metallic_roughness_texture; + int32_t normal_texture; + int32_t occulsion_texture; + int32_t emissive_texture; +}; + + +struct Image { + std::vector<uint8_t> data; + glm::uvec3 extent; + int32_t bits_per_channel; +}; + +struct Sampler2D { + int32_t min_filter; + int32_t mag_filter; + int32_t wrap_s; + int32_t wrap_t; +}; + +struct Texture { + std::string name; + Image image; + Sampler2D sampler; +}; + +struct Camera { + enum struct Tag { + Perspective, + Orthographic, + } intrinsic_tag; + struct PerspectiveCamera { + float fovx; + float fovy; + float aspect; + float znear; + float zfar; + }; + + struct OrthographicCamera { + float xmag; + float ymag; + float znear; + float zfar; + }; + union { + PerspectiveCamera perspective; + OrthographicCamera orthographic; + } intrinsic; + glm::vec3 position; + glm::vec3 direction; + glm::vec3 up; +}; + +struct Scene { + std::vector<Mesh> meshes; + std::vector<Material> materials; + std::vector<Texture> textures; + + Camera camera; +}; + +} // namespace iris
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