Components + almost AABB

2014-03-06 21:32:31 +01:00
parent 54a5a7a113
commit 00584ab397
21 changed files with 401 additions and 11 deletions
@@ -0,0 +1,46 @@
+#include "AABB.h"
+
+AABB::AABB(glm::vec3 _volumeVector, glm::vec3 _origin)
+{
+	volumeVector = _volumeVector;
+	origin = _origin;
+
+	CreateBB();
+}
+
+void AABB::CreateBB()
+{
+	// Cube 1x1x1, centered on origin
+	GLfloat vertices[] = {
+		origin.x - 0.5, origin.y - 0.5, origin.z - 0.5, 1.0,
+		origin.x + 0.5, origin.y - 0.5, origin.z - 0.5, 1.0,
+		origin.x + 0.5, origin.y + 0.5, origin.z - 0.5, 1.0,
+		origin.x - 0.5, origin.y + 0.5, origin.z - 0.5, 1.0,
+		origin.x - 0.5, origin.y - 0.5, origin.z + 0.5, 1.0,
+		origin.x + 0.5, origin.y - 0.5, origin.z + 0.5, 1.0,
+		origin.x + 0.5, origin.y + 0.5, origin.z + 0.5, 1.0,
+		origin.x - 0.5, origin.y + 0.5, origin.z + 0.5, 1.0,
+	};
+	GLuint vbo_vertices;
+	glGenBuffers(1, &vbo_vertices);
+	glBindBuffer(GL_ARRAY_BUFFER, vbo_vertices);
+	glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
+	glBindBuffer(GL_ARRAY_BUFFER, 0);
+
+	GLushort elements[] = {
+		0, 1, 2, 3,
+		4, 5, 6, 7,
+		0, 4, 1, 5, 
+		2, 6, 3, 7
+	};
+	GLuint ibo_elements;
+	glGenBuffers(1, &ibo_elements);
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo_elements);
+	glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elements), elements, GL_STATIC_DRAW);
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+
+	glm::vec3 size = glm::vec3(glm::abs(origin.x-volumeVector.x), glm::abs(origin.y-volumeVector.y), glm::abs(origin.z-volumeVector.z));
+	glm::mat4 transform =  glm::translate(glm::mat4(1), origin) * glm::scale(glm::mat4(1), size);
+
+	for (int i = 0; i < )
+}