, blockType()
, cam()
, chunk()
+, outline()
+, outline_visible(false)
+, outline_transform(1.0f)
, light_position(17.0f, 17.0f, 17.0f)
, light_color(1.0f, 1.0f, 1.0f)
, light_power(250.0f)
, left(false)
, right(false)
, up(false)
-, down(false) {
+, down(false)
+, place(false)
+, remove(false)
+, pick(false)
+, remove_id(0)
+, place_id(1) {
GLContext::EnableVSync();
GLContext::EnableDepthTest();
GLContext::EnableBackfaceCulling();
chunk.BlockAt(glm::vec3(2, 2, 1)) = Block(blockType[2]);
chunk.Invalidate();
+ outline.vertices = std::vector<glm::vec3>({
+ { 0.0f, 0.0f, 0.0f }, { 1.0f, 0.0f, 0.0f },
+ { 1.0f, 0.0f, 0.0f }, { 1.0f, 1.0f, 0.0f },
+ { 1.0f, 1.0f, 0.0f }, { 0.0f, 1.0f, 0.0f },
+ { 0.0f, 1.0f, 0.0f }, { 0.0f, 0.0f, 0.0f },
+ { 0.0f, 0.0f, 0.0f }, { 0.0f, 0.0f, 1.0f },
+ { 1.0f, 0.0f, 0.0f }, { 1.0f, 0.0f, 1.0f },
+ { 1.0f, 1.0f, 0.0f }, { 1.0f, 1.0f, 1.0f },
+ { 0.0f, 1.0f, 0.0f }, { 0.0f, 1.0f, 1.0f },
+ { 0.0f, 0.0f, 1.0f }, { 1.0f, 0.0f, 1.0f },
+ { 1.0f, 0.0f, 1.0f }, { 1.0f, 1.0f, 1.0f },
+ { 1.0f, 1.0f, 1.0f }, { 0.0f, 1.0f, 1.0f },
+ { 0.0f, 1.0f, 1.0f }, { 0.0f, 0.0f, 1.0f },
+ });
+ outline.colors.resize(24, { -1, -1, -1 });
+ outline.Invalidate();
+
m_handle = program.UniformLocation("M");
v_handle = program.UniformLocation("V");
mv_handle = program.UniformLocation("MV");
glClearColor(0.0, 0.0, 0.0, 1.0);
}
-Application::~Application() {
-
-}
-
void Application::Run() {
running = true;
break;
}
break;
+ case SDL_MOUSEBUTTONDOWN:
+ if (event.button.button == 1) {
+ // left
+ remove = true;
+ } else if (event.button.button == 2) {
+ // middle
+ pick = true;
+ } else if (event.button.button == 3) {
+ // right
+ place = true;
+ }
+ break;
case SDL_MOUSEMOTION:
cam.RotateYaw(event.motion.xrel * yaw_sensitivity);
cam.RotatePitch(event.motion.yrel * pitch_sensitivity);
Ray aim = cam.Aim();
int blkid;
float dist;
- if (chunk.Intersection(aim, glm::mat4(1.0f), &blkid, &dist)) {
+ glm::vec3 normal;
+ if (chunk.Intersection(aim, glm::mat4(1.0f), &blkid, &dist, &normal)) {
glm::vec3 pos = Chunk::ToCoords(blkid);
- std::cout << "pointing at: <" << pos.x << ", " << pos.y << ", " << pos.z << ">, "
- "distance: " << dist << std::endl;
+ outline_visible = true;
+ outline_transform = glm::translate(glm::mat4(1.0f), pos);
} else {
- std::cout << "pointing at: nothing" << std::endl;
+ outline_visible = false;
+ }
+
+ if (pick) {
+ if (outline_visible) {
+ place_id = chunk.BlockAt(blkid).type->id;
+ }
+ pick = false;
+ }
+ if (remove) {
+ chunk.BlockAt(blkid).type = blockType[remove_id];
+ chunk.Invalidate();
+ remove = false;
+ }
+ if (place) {
+ if (outline_visible) {
+ int next_blkid = Chunk::ToIndex(Chunk::ToCoords(blkid) + normal);
+ if (next_blkid >= 0 && next_blkid < Chunk::Size()) {
+ chunk.BlockAt(next_blkid).type = blockType[place_id];
+ chunk.Invalidate();
+ }
+ }
+ place = false;
}
}
glUniform1f(light_power_handle, light_power);
chunk.Draw();
+ if (outline_visible) {
+ mv = cam.View() * outline_transform;
+ mvp = cam.MakeMVP(outline_transform);
+ glUniformMatrix4fv(m_handle, 1, GL_FALSE, &m[0][0]);
+ glUniformMatrix4fv(mv_handle, 1, GL_FALSE, &mv[0][0]);
+ glUniformMatrix4fv(mvp_handle, 1, GL_FALSE, &mvp[0][0]);
+ outline.Draw();
+ }
window.Flip();
}