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#pragma once
#include "scenedata.h"
#include <vector>
#include <string>
#include "rgba.h"
// Struct which contains data for a single primitive, to be used for rendering
struct RenderShapeData {
ScenePrimitive primitive;
glm::mat4 ctm; // the cumulative transformation matrix
glm::vec4 translation4d; // appended to the right of the ctm (for 4d translation)
glm::mat4 inverseCTM;
glm::vec4 inverseTranslation4d; // appended to the right of the inverse ctm (for 4d translation)
glm::vec4 position;
glm::vec4 velocity;
float mass;
};
// Struct which contains all the data needed to render a scene
struct RenderData {
SceneGlobalData globalData;
SceneCameraData cameraData;
std::vector<SceneLightData> lights;
std::vector<RenderShapeData> shapes;
};
class SceneParser {
public:
// Parse the scene and store the results in renderData.
// @param filepath The path of the scene file to load.
// @param renderData On return, this will contain the metadata of the loaded scene.
// @return A boolean value indicating whether the parse was successful.
static bool parse(std::string filepath, RenderData &renderData);
static glm::mat4 getRotationMatrix4(float angle, glm::vec3 axis3, glm::vec3 axisW);
static void translate4(glm::vec4 &v1, glm::vec4 v2);
static void scale4(glm::mat4 &m, glm::vec4 v);
};
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