#include "Camera.hpp"
#include "Canvas.hpp"
+#include "SkyBox.hpp"
#include "Viewport.hpp"
#include "../app/init.hpp"
UpdateProjection();
}
+void Camera::View(const glm::mat4 &v) noexcept {
+ view = v;
+}
void Camera::UpdateProjection() noexcept {
projection = glm::perspective(fov, aspect, near, far);
}
+SkyBox::SkyBox(CubeMap &&tex)
+: texture(std::move(tex))
+, mesh() {
+ mesh.LoadUnitBox();
+}
+
+void SkyBox::Render(Viewport &viewport) noexcept {
+ SkyBoxShader &prog = viewport.SkyBoxProgram();
+ prog.SetTexture(texture);
+ mesh.Draw();
+}
+
+
Viewport::Viewport()
: cam()
, canv()
-, center(1.0f)
+, cursor(1.0f)
, chunk_prog()
, entity_prog()
+, sky_prog()
, sprite_prog()
, active_prog(NONE) {
glClearColor(0.0, 0.0, 0.0, 1.0);
glDepthFunc(GL_LESS);
}
+void Viewport::EqualDepthTest() noexcept {
+ glEnable(GL_DEPTH_TEST);
+ glDepthFunc(GL_LEQUAL);
+}
+
void Viewport::DisableDepthTest() noexcept {
glDisable(GL_DEPTH_TEST);
}
cam.Aspect(fw, fh);
canv.Resize(fw, fh);
- center = glm::translate(glm::vec3(fw * 0.5f, fh * 0.5f, 0.0f));
-
- chunk_prog.SetProjection(Perspective());
- if (active_prog == HUD) {
- entity_prog.SetProjection(Ortho());
- } else {
- entity_prog.SetProjection(Perspective());
- }
- sprite_prog.SetProjection(Ortho());
+ ChunkProgram().SetProjection(Perspective());
+ SkyBoxProgram().SetProjection(Perspective());
+ SpriteProgram().SetProjection(Ortho());
}
void Viewport::Clear() noexcept {
}
+void Viewport::SetCursor(const glm::vec3 &pos) {
+ cursor[3].x = pos.x;
+ cursor[3].y = pos.y;
+ cursor[3].z = pos.z;
+}
+
+void Viewport::SetCursor(const glm::vec3 &pos, Gravity grav) {
+ glm::vec2 p(align(grav, canv.Size(), glm::vec2(pos) + canv.Offset()));
+ cursor[3].x = p.x;
+ cursor[3].y = p.y;
+ cursor[3].z = pos.z;
+}
+
+void Viewport::MoveCursor(const glm::vec3 &d) {
+ cursor[3].x += d.x;
+ cursor[3].y += d.y;
+ cursor[3].z += d.z;
+}
+
+
BlockLighting &Viewport::ChunkProgram() noexcept {
if (active_prog != CHUNK) {
chunk_prog.Activate();
return entity_prog;
}
+PlainColor &Viewport::WorldOutlineProgram() noexcept {
+ if (active_prog != OUTLINE_WORLD) {
+ outline_prog.Activate();
+ outline_prog.SetVP(cam.View(), cam.Projection());
+ active_prog = OUTLINE_WORLD;
+ }
+ return outline_prog;
+}
+
+PlainColor &Viewport::HUDOutlineProgram() noexcept {
+ if (active_prog != OUTLINE_HUD) {
+ outline_prog.Activate();
+ outline_prog.SetVP(canv.View(), canv.Projection());
+ active_prog = OUTLINE_HUD;
+ }
+ return outline_prog;
+}
+
+SkyBoxShader &Viewport::SkyBoxProgram() noexcept {
+ if (active_prog != SKY_BOX) {
+ sky_prog.Activate();
+ DisableBlending();
+ DisableBackfaceCulling();
+ EqualDepthTest();
+ active_prog = SKY_BOX;
+ }
+ return sky_prog;
+}
+
BlendedSprite &Viewport::SpriteProgram() noexcept {
if (active_prog != SPRITE) {
sprite_prog.Activate();
void Viewport::WorldPosition(const glm::mat4 &t) noexcept {
- cam.View(glm::inverse(t));
- chunk_prog.SetView(cam.View());
+ const glm::vec3 offset(0.0f, 0.0f, 0.0f);
+ //const glm::vec3 offset(0.0f, 0.0f, -5.0f);
+ cam.View(glm::translate(glm::inverse(t), glm::vec3(t * glm::vec4(offset, 0.0f))));
+ ChunkProgram().SetView(cam.View());
+ sky_prog.Activate();
+ SkyBoxProgram().SetView(cam.View());
}
}