X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp.cpp;h=5a5d6fba176376ab1052cec778afe9dd90c242e2;hb=6af76d9e1a6499ebdab405c1d679d24b9e19fded;hp=b398e9c20e4e032e7c6b9d59df18a39746e7239a;hpb=ac8765b510707d77cac9620778f40ddf3a4ad2a2;p=blank.git

diff --git a/src/app.cpp b/src/app.cpp
index b398e9c..5a5d6fb 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -1,5 +1,7 @@
 #include "app.hpp"
 
+#include "geometry.hpp"
+
 #include <iostream>
 #include <stdexcept>
 
@@ -20,6 +22,9 @@ Application::Application()
 , 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)
@@ -130,6 +135,23 @@ Application::Application()
 	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");
@@ -141,10 +163,6 @@ Application::Application()
 	glClearColor(0.0, 0.0, 0.0, 1.0);
 }
 
-Application::~Application() {
-
-}
-
 
 void Application::Run() {
 	running = true;
@@ -234,6 +252,17 @@ void Application::Update(int dt) {
 	cam.OrientationVelocity(vel);
 
 	cam.Update(dt);
+
+	Ray aim = cam.Aim();
+	int blkid;
+	float dist;
+	if (chunk.Intersection(aim, glm::mat4(1.0f), &blkid, &dist)) {
+		glm::vec3 pos = Chunk::ToCoords(blkid);
+		outline_visible = true;
+		outline_transform = glm::translate(glm::mat4(1.0f), pos);
+	} else {
+		outline_visible = false;
+	}
 }
 
 void Application::Render() {
@@ -253,6 +282,14 @@ void Application::Render() {
 	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();
 }