Initial commit

application/source/engine/fontRenderer.c

@@ -0,0 +1,176 @@
+
+#include <ft2build.h>
+
+#include <freetype/freetype.h>
+
+#include <text.h>
+
+#include <texture2D.h>
+
+#include <vector2.h>
+
+#define GL_GLEXT_PROTOTYPES
+
+#include <GL/glext.h>
+
+#include <GL/gl.h> // GL 1.1 functions 
+
+#include <GL/glx.h>
+
+
+class fontRenderer{
+
+	GLubyte * data 	= malloc( 512 * 512 * 4 );
+	
+	texture2D * loadFont( char character ) {
+
+		FT_Library ft;
+
+		if ( FT_Init_FreeType( &ft ) )
+		{
+
+			printf("ERROR::FREETYPE: Could not init FreeType Library");
+
+			//return -1;
+
+		} else {
+
+		//	printf("FreeType Library loaded\n\n");
+
+		}
+
+
+
+		FT_Face face;
+
+		if ( FT_New_Face( ft, "assets/fonts/WorkSans/WorkSans-Regular.ttf", 0, &face ) )
+		{
+
+			printf("ERROR::FREETYPE: Failed to load font\n\n");
+	
+			//return -1;
+
+		} else {
+
+		//	printf("FREETYPE: font loaded\n\n");
+
+		}
+
+		int fontSize = 118;
+
+		if ( FT_Set_Pixel_Sizes( face, 0, fontSize ) ) {
+
+			printf("ERROR::FREETYPE: Failed to set font size\n\n");
+
+		} else {
+
+			//printf("FREETYPE: font size set\n\n");
+
+		} 
+
+
+
+		FT_Matrix		matrix;
+
+		FT_UInt			glyph_index;
+
+		FT_Vector		pen;
+
+		int				n;
+
+		FT_GlyphSlot	slot 			= face->glyph;		/* a small shortcut */
+
+
+		pen.x = 0;
+		
+		pen.y = 0;
+
+		if( FT_Load_Char( face, character, FT_LOAD_RENDER ) ) {
+
+			printf("ERROR error loading char.");
+
+		} else {
+
+			//printf("FREETYPE: Char loaded	%c \n", character );
+
+		}
+
+
+		//printf( "%c:		bitmap_left:	%i,  bitmap_top:	%i\n", ( char ) character, slot->bitmap_left, slot->bitmap_top );
+
+
+		FT_Bitmap * bitmap 			= &slot->bitmap;
+
+		texture2D * texture 		= new texture2D();
+
+		texture->width 				= bitmap->width;
+
+		texture->height 			= bitmap->rows;
+
+		texture->hasAlpha			= 1;
+
+		texture->offset				= new vector2( ( float ) slot->bitmap_left, ( float ) slot->bitmap_top );
+
+
+		//printf("x_max:		%i\n", texture->width);
+
+		//printf("y_max:		%i\n", texture->height);
+
+		
+
+
+		texture->data 				= bitmap->buffer;//bitmap->buffer;
+
+		for (int x = 0; x < texture->width; ++x)
+		{
+			//printf("%u ", (unsigned int)bitmap->buffer[0]);
+		}
+
+		//FT_Done_Face(face);
+
+		//FT_Done_FreeType(ft);
+
+
+
+		return texture;
+
+		//this->show_image();
+
+
+	}
+
+	void draw_bitmap( FT_Bitmap * bitmap, FT_Int x,  FT_Int y ) {
+
+		FT_Int  i, j, p, q;
+
+		FT_Int  x_max = x + bitmap->width;
+		FT_Int  y_max = y + bitmap->rows;
+
+		int WIDTH	= 512;
+
+		int HEIGHT  = 512;
+
+		printf("x_max:		%i\n", x_max);
+
+		printf("y_max:		%i\n", y_max);
+
+
+		for ( i = x, p = 0; i < x_max; i++, p++ )
+		{
+			for ( j = y, q = 0; j < y_max; j++, q++ )
+			{
+				//if ( i < 0 || j < 0 || i >= WIDTH || j >= HEIGHT )
+				//continue;
+
+				//this->data[j + (i * 512)] |= bitmap->buffer[q * bitmap->width + p];
+
+			}
+		}
+		
+	}
+
+	void show_image( void )
+	{
+	}
+
+}