public void RenderGlyph_Blended()
{
this.Quit();
this.Init();
IntPtr surfacePtr = VideoSetup();
Sdl.SDL_Rect rect1 = new Sdl.SDL_Rect(0,0,400,400);
Sdl.SDL_Rect rect2 = new Sdl.SDL_Rect(0,0,400,400);
IntPtr fontPtr = SdlTtf.TTF_OpenFont("../../FreeSans.ttf", 12);
Sdl.SDL_Color colorfg = new Sdl.SDL_Color(254, 0, 0);
IntPtr fontSurfacePtr = SdlTtf.TTF_RenderGlyph_Blended(fontPtr, 1000, colorfg);
Assert.IsFalse(fontSurfacePtr == IntPtr.Zero);
int result = Sdl.SDL_BlitSurface(fontSurfacePtr, ref rect1, surfacePtr, ref rect2);
Assert.AreEqual(result, 0);
Sdl.SDL_UpdateRect(surfacePtr, 0,0,400,400);
Thread.Sleep(sleepTime);
this.Quit();
}
public void SetPalette()
{
Sdl.SDL_Color[] colors = new Sdl.SDL_Color[255];
for(byte i=0;i<=254;i++)
{
colors[i].r=i;
colors[i].g=i;
colors[i].b=i;
}
IntPtr surfacePtr = VideoSetup();
int resultSetPalette = Sdl.SDL_SetPalette(surfacePtr, Sdl.SDL_LOGPAL|Sdl.SDL_PHYSPAL, colors, 0, 255);
Assert.AreEqual(resultSetPalette, 0);
Sdl.SDL_FreeSurface(surfacePtr);
}
public override void DrawText(GridCoord point, int size, string text, System.Drawing.Color colour)
{
// Convert the colour
Sdl.SDL_Color sdlcolour = new Sdl.SDL_Color(colour.R, colour.G, colour.B, colour.A);
// Render the text to a surface
IntPtr renderPtr = SdlTtf.TTF_RenderText_Solid(m_mainfont, text, sdlcolour);
Sdl.SDL_Surface fontSurface = (Sdl.SDL_Surface)System.Runtime.InteropServices.Marshal.PtrToStructure(renderPtr, typeof(Sdl.SDL_Surface));
// Calculate visibility
WindowCoord wpoint = GridToWindowCoords(point);
GridCoord toprightpoint = WindowToGridCoords(new WindowCoord(wpoint.X + fontSurface.w, wpoint.Y));
GridCoord bottomrightpoint = WindowToGridCoords(new WindowCoord(wpoint.X + fontSurface.w, wpoint.Y + fontSurface.h));
GridCoord bottomleftpoint = WindowToGridCoords(new WindowCoord(wpoint.X, wpoint.Y + fontSurface.h));
if (IsVisible(point,toprightpoint,bottomrightpoint,bottomleftpoint))
{
// Then blit this to the main window
Sdl.SDL_Rect fontRect = new Sdl.SDL_Rect(0, 0, (short)fontSurface.w, (short)fontSurface.h);
Sdl.SDL_Rect dstRect = new Sdl.SDL_Rect((short)wpoint.X,(short)wpoint.Y,(short)fontSurface.w,(short)fontSurface.h);
Sdl.SDL_BlitSurface(renderPtr, ref fontRect, m_surface, ref dstRect);
}
// Clean up the mess
Sdl.SDL_FreeSurface(renderPtr);
}
public static void CambiarColorTexto(byte r, byte g, byte b)
{
color = new Sdl.SDL_Color(r,g,b);
}
public static void EscribirTexto(string texto, int x, int y)
{
if(Object.ReferenceEquals(color, null))
{
color = new Sdl.SDL_Color(255, 255, 255);
}
IntPtr textoComoImagen = SdlTtf.TTF_RenderText_Solid(fuente.ApuntadorFuente, texto, color);
if(textoComoImagen == IntPtr.Zero)
{
Console.WriteLine("Error al renderizar '{0}'", texto);
}
Sdl.SDL_Rect destino = new Sdl.SDL_Rect((short)x,(short)y,Ancho , Alto);
Sdl.SDL_BlitSurface(textoComoImagen, ref origen, pantalla, ref destino);
}
public static void EscribirTextoOculta(string texto,
short x, short y, byte r, byte g, byte b, IntPtr fuente)
{
if ((texto == "") || (texto == null)) return;
Sdl.SDL_Color color = new Sdl.SDL_Color(r, g, b);
IntPtr textoComoImagen = SdlTtf.TTF_RenderText_Solid(
fuente, texto, color);
if (textoComoImagen == IntPtr.Zero)
Environment.Exit(5);
Sdl.SDL_Rect origen = new Sdl.SDL_Rect(0,0,ancho,alto);
Sdl.SDL_Rect dest = new Sdl.SDL_Rect(x,y,ancho,alto);
Sdl.SDL_BlitSurface(textoComoImagen, ref origen,
pantallaOculta, ref dest);
Sdl.SDL_FreeSurface(textoComoImagen);
}
private SDLGlyph CreateGlyph(char Char)
{
Sdl.SDL_Surface initial;
Sdl.SDL_Surface intermediary;
//Sdl.SDL_Rect rect;
int w, h;
int[] texture = new int[1];
Sdl.SDL_Color color = new Sdl.SDL_Color(255, 255, 255, 255);
/* Use SDL_TTF to render our text */
//IntPtr Test = SdlTtf.TTF_RenderGlyph_Shaded(m_Font, (short)Char, color, new Sdl.SDL_Color(0, 0, 0, 0));
IntPtr Test = SdlTtf.TTF_RenderGlyph_Blended(m_Font, (short)Char, color);
//initial = test;
initial = (Sdl.SDL_Surface)System.Runtime.InteropServices.Marshal.PtrToStructure(Test, typeof(Sdl.SDL_Surface));
/* Convert the rendered text to a known format */
w = nextpoweroftwo(initial.w);
h = nextpoweroftwo(initial.h);
IntPtr Temp = Sdl.SDL_CreateRGBSurface(Sdl.SDL_SRCALPHA, w, h, 32,
0, 0, 0, 0);
intermediary = (Sdl.SDL_Surface)System.Runtime.InteropServices.Marshal.PtrToStructure(Temp, typeof(Sdl.SDL_Surface));
Sdl.SDL_SetAlpha(Temp, Sdl.SDL_SRCALPHA, 255);
//Sdl.SDL_PixelFormat;
Sdl.SDL_BlitSurface(Test, ref initial.clip_rect, Temp, ref intermediary.clip_rect);
/* Tell GL about our new texture */
Gl.glGenTextures(1, texture);
Gl.glBindTexture(Gl.GL_TEXTURE_2D, texture[0]);
if (!MipMap)
{
Gl.glTexImage2D(Gl.GL_TEXTURE_2D, 0, 4, w, h, 0, Gl.GL_BGRA,
Gl.GL_UNSIGNED_BYTE, intermediary.pixels);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MIN_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MAG_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_ENV, Gl.GL_MODULATE);
}
else
{
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MAG_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MIN_FILTER, Gl.GL_LINEAR_MIPMAP_NEAREST);
Glu.gluBuild2DMipmaps(Gl.GL_TEXTURE_2D, Gl.GL_RGB8, w, h, Gl.GL_ABGR_EXT, Gl.GL_UNSIGNED_BYTE, intermediary.pixels);
}
/*int[] ExtraTex = new int[1];
Gl.glGenTextures(1, ExtraTex);
Gl.glBindTexture(Gl.GL_TEXTURE_2D, ExtraTex[0]);
Gl.glTexImage2D(Gl.GL_TEXTURE_2D, 0, 4, w, h, 0, Gl.GL_ABGR_EXT,
Gl.GL_UNSIGNED_BYTE, intermediary.pixels);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MIN_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_MAG_FILTER, Gl.GL_LINEAR);
Gl.glTexParameteri(Gl.GL_TEXTURE_2D, Gl.GL_TEXTURE_ENV, Gl.GL_MODULATE);//
/* Clean up */
Sdl.SDL_FreeSurface(Temp);
Sdl.SDL_FreeSurface(Test);
//Gl.glDeleteTextures(1, texture);
SDLMetrics Metrics = new SDLMetrics();
SdlTtf.TTF_GlyphMetrics(m_Font, (short)Char, out Metrics.MinX, out Metrics.MaxX, out Metrics.MinY, out Metrics.MaxY, out Metrics.Advance);
SDLGlyph ReturnGlyph = new SDLGlyph(Metrics, texture[0], w, h, Char);
BuildList(ReturnGlyph);
//ReturnGlyph.extraGLTex = ExtraTex[0];
return ReturnGlyph;
}
static void DrawText(IntPtr fontToDraw, string text, Vector2 position, Color color)
{
Sdl.SDL_Surface textImage; //The surface to be rendered on
IntPtr textPointer; //Points to image data
Sdl.SDL_Color foreColor = new Sdl.SDL_Color(color.R, color.G, color.B, color.A); //Convert Drawing.Color to Sdl color
Sdl.SDL_Rect source; //Where to grab from
Sdl.SDL_Rect target; //Where to display to
textPointer = SdlTtf.TTF_RenderText_Blended(fontToDraw, text, foreColor); //Render text onto surface
textImage = (Sdl.SDL_Surface)Marshal.PtrToStructure(textPointer, typeof(Sdl.SDL_Surface)); //Put the image data in its place
source.w = target.w = (short)textImage.w; //Get width of image
source.h = target.h = (short)textImage.h; //Get height of image
source.x = 0; //Get all the image
source.y = 0; //Get all the image
target.x = (short)position.X; //Draw at given x
target.y = (short)position.Y; //and given y
Sdl.SDL_BlitSurface(textPointer, ref source, screen, ref target); //Draw text on screen
Sdl.SDL_FreeSurface(textPointer); //Free the text image
}
