Added blocks

Meinkraft/Block.cpp

@@ -1,12 +1,119 @@
 #include "Block.h"
+#include <GL/freeglut.h>
 
-
-
-Block::Block()
+Block::Block(Vec3f position, int textureTop, int textureSides)
 {
-}
+	this->position = position;
 
+	int rowNum = textureSides / 16;
+	int columnNum = textureSides % 16;
+
+	float part = (float)1 / 16;
+
+	float row = rowNum * part;
+	float column = columnNum * part;
+	float rowEnd = row + part;
+	float columnEnd = column + part;
+
+	texColsSides = Vec2f(column, columnEnd);
+	texRowsSides = Vec2f(row, rowEnd);
+
+	if (textureTop == textureSides)
+	{
+		texColsTop = texColsSides;
+		texRowsTop = texRowsSides;
+	}
+	else
+	{
+		if (textureTop != -1)
+		{
+			hasTopTexture = true;
+
+			int rowNum = textureTop / 16;
+			int columnNum = textureTop% 16;
+
+			float part = (float)1 / 16;
+
+			row = rowNum * part;
+			column = columnNum * part;
+			rowEnd = row + part;
+			columnEnd = column + part;
+
+			texColsTop = Vec2f(column, columnEnd);
+			texRowsTop = Vec2f(row, rowEnd);
+		}
+	}
+}
 
 Block::~Block()
 {
 }
+
+void Block::draw()
+{
+	glPushMatrix();
+
+	glTranslatef(position.x, position.y, position.z);
+
+	glBegin(GL_QUADS);
+
+	glColor4f(1.0, 1.0, 1.0, 1.0);
+
+	float column = texColsSides.x;
+	float columnEnd = texColsSides.y;
+
+	float row = texRowsSides.x;
+	float rowEnd = texRowsSides.y;
+
+	//Side size
+	glTexCoord2f(column, rowEnd);		glVertex3f(0, 0, 0);		//Linksonder
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(size, 0, 0);		//Rechtsonder
+	glTexCoord2f(columnEnd, row);		glVertex3f(size, size, 0);		//Rechtsboven
+	glTexCoord2f(column, row);			glVertex3f(0, size, 0);		//Linksboven
+
+																			//Side 2
+	glTexCoord2f(column, rowEnd);		glVertex3f(0, 0, size);
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(size, 0, size);
+	glTexCoord2f(columnEnd, row);		glVertex3f(size, size, size);
+	glTexCoord2f(column, row);			glVertex3f(0, size, size);
+
+	//Side 3
+	glTexCoord2f(column, rowEnd);		glVertex3f(0, 0, 0);
+	glTexCoord2f(column, row);			glVertex3f(0, size, 0);
+	glTexCoord2f(columnEnd, row);		glVertex3f(0, size, size);
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(0, 0, size);
+
+	//Side 4
+	glTexCoord2f(column, rowEnd);		glVertex3f(size, 0, 0);
+	glTexCoord2f(column, row);			glVertex3f(size, size, 0);
+	glTexCoord2f(columnEnd, row);		glVertex3f(size, size, size);
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(size, 0, size);
+
+	if (!hasTopTexture)
+	{
+		glEnd();
+		glPopMatrix();
+		return;
+	}
+
+	//Different textures
+	column = texColsTop.x;
+	columnEnd = texColsTop.y;
+
+	row = texRowsTop.x;
+	rowEnd = texRowsTop.y;
+
+	//Bottom
+	glTexCoord2f(column, row);			glVertex3f(0, 0, 0);
+	glTexCoord2f(column, rowEnd);		glVertex3f(size, 0, 0);
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(size, 0, size);
+	glTexCoord2f(columnEnd, row);		glVertex3f(0, 0, size);
+
+	//Top
+	glTexCoord2f(column, row);			glVertex3f(0, size, 0);
+	glTexCoord2f(column, rowEnd);		glVertex3f(size, size, 0);
+	glTexCoord2f(columnEnd, rowEnd);	glVertex3f(size, size, size);
+	glTexCoord2f(columnEnd, row);		glVertex3f(0, size, size);
+	glEnd();
+	glPopMatrix();
+}