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#include "RendererEntity.hpp"
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
#include "Entity.hpp"
#include "GameState.hpp"
#include "Renderer.hpp"
#include "AssetManager.hpp"
#include "GlobalState.hpp"
const GLfloat vertices[] = {
-0.5f, 0.5f, 0.5f,
-0.5f, -0.5f, 0.5f,
-0.5f, -0.5f, 0.5f,
0.5f, -0.5f, 0.5f,
0.5f, -0.5f, 0.5f,
0.5f, 0.5f, 0.5f,
0.5f, 0.5f, 0.5f,
-0.5f, 0.5f, 0.5f,
-0.5f, 0.5f, -0.5f,
-0.5f, -0.5f, -0.5f,
-0.5f, -0.5f, -0.5f,
0.5f, -0.5f, -0.5f,
0.5f, -0.5f, -0.5f,
0.5f, 0.5f, -0.5f,
0.5f, 0.5f, -0.5f,
-0.5f, 0.5f, -0.5f,
-0.5f, -0.5f, -0.5f,
-0.5f, -0.5f, 0.5f,
-0.5f, 0.5f, 0.5f,
-0.5f, 0.5f, -0.5f,
0.5f, -0.5f, -0.5f,
0.5f, -0.5f, 0.5f,
0.5f, 0.5f, 0.5f,
0.5f, 0.5f, -0.5f
};
const GLfloat uv_coords[] = {
//Z+
0.0f, 1.0f,
0.0f, 0.0f,
1.0f, 0.0f,
0.0f, 1.0f,
1.0f, 0.0f,
1.0f, 1.0f,
//Z-
1.0f, 0.0f,
1.0f, 1.0f,
0.0f, 0.0f,
0.0f, 0.0f,
1.0f, 1.0f,
0.0f, 1.0f,
//X+
0.0f, 0.0f,
1.0f, 0.0f,
0.0f, 1.0f,
0.0f, 1.0f,
1.0f, 0.0f,
1.0f, 1.0f,
//X-
0.0f, 0.0f,
1.0f, 1.0f,
0.0f, 1.0f,
0.0f, 0.0f,
1.0f, 0.0f,
1.0f, 1.0f,
//Y+
0.0f, 0.0f,
1.0f, 1.0f,
0.0f, 1.0f,
0.0f, 0.0f,
1.0f, 0.0f,
1.0f, 1.0f,
//Y-
1.0f, 0.0f,
0.0f, 1.0f,
0.0f, 0.0f,
1.0f, 1.0f,
0.0f, 1.0f,
1.0f, 0.0f,
};
const GLuint magic = 993214;
GLuint Vbo = magic,Vao = magic,Vbo2 = magic;
GLuint RendererEntity::GetVao(){
if (Vbo == magic) {
glGenBuffers(1, &Vbo);
glBindBuffer(GL_ARRAY_BUFFER, Vbo);
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
glGenBuffers(1, &Vbo2);
glBindBuffer(GL_ARRAY_BUFFER, Vbo2);
glBufferData(GL_ARRAY_BUFFER, sizeof(uv_coords), uv_coords, GL_STATIC_DRAW);
glGenVertexArrays(1, &Vao);
glBindVertexArray(Vao);
{
glBindBuffer(GL_ARRAY_BUFFER, Vbo);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), (GLvoid*)0);
glEnableVertexAttribArray(0);
glBindBuffer(GL_ARRAY_BUFFER, Vbo2);
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(GLfloat), (GLvoid*)0);
glEnableVertexAttribArray(1);
}
glBindVertexArray(0);
}
return Vao;
}
RendererEntity::RendererEntity(unsigned int id)
{
entityId = id;
}
RendererEntity::~RendererEntity() {
}
void RendererEntity::Render(RenderState& renderState, const World *world) {
glm::mat4 model = glm::mat4(1.0);
const Entity &entity = world->GetEntity(entityId);
model = glm::translate(model, entity.pos.glm());
model = glm::translate(model, glm::vec3(0, entity.height / 2.0, 0));
model = glm::scale(model, glm::vec3(entity.width, entity.height, entity.width));
Shader *entityShader = AssetManager::GetAsset<AssetShader>("/altcraft/shaders/entity")->shader.get();
entityShader->SetUniform("model", model);
entityShader->SetUniform("color", entity.renderColor);
glCheckError();
glDrawArrays(GL_LINES, 0, 24);
glCheckError();
}
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