public void AddTexture(TextureUnit texUnit, Texture texture)
{
_textures.Add(texUnit, texture);
}
public static Material CreateTextureColor(Texture texture)
{
var mat = new Material();
var attributes = new List<ShaderAttribute>();
attributes.Add(new ShaderAttribute(ShaderAttributeType.Vertex, "in_vertex"));
attributes.Add(new ShaderAttribute(ShaderAttributeType.Color, "in_color"));
attributes.Add(new ShaderAttribute(ShaderAttributeType.UV, "in_uv"));
var parameters = new List<ShaderParam>();
parameters.Add(new ShaderParam(ShaderParamType.Camera, "camera", "Camera Matrix", Matrix4.Identity));
parameters.Add(new ShaderParam(ShaderParamType.Model, "model", "Model Matrix", Matrix4.Identity));
parameters.Add(new ShaderParam(ShaderParamType.Texture, "tex", "Texture", TextureUnit.Texture0));
mat.Shader = new Shader(
@"#version 150
uniform mat4 camera;
uniform mat4 model;
in vec3 in_vertex;
in vec4 in_color;
in vec2 in_uv;
out vec2 frag_TexCoord;
out vec4 frag_Color;
void main()
{
gl_Position = camera * model * vec4(in_vertex, 1);
frag_TexCoord = in_uv;
frag_Color = in_color;
}",
@"#version 150
uniform sampler2D tex;
in vec4 frag_Color;
in vec2 frag_TexCoord;
out vec4 final_color;
void main()
{
final_color = texture(tex, frag_TexCoord) * frag_Color;
}", attributes, parameters);
mat.AddTexture(TextureUnit.Texture0, texture);
mat.DepthTest = true;
mat.AlphaBlend = true;
mat.SmoothLines = true;
return mat;
}
public static Texture FromFile(string filename, bool preMultiplyAlpha, bool createAlpha)
{
var result = new Texture();
result.LoadFromFile(filename, preMultiplyAlpha, createAlpha);
return result;
}
public static Texture FromBitmap(Bitmap image, bool preMultiplyAlpha, bool createAlpha)
{
var result = new Texture();
result.LoadFromBitmap(image, preMultiplyAlpha, createAlpha);
return result;
}
public static Texture CreateFromStream(Stream stream, bool preMultiplyAlpha, bool createAlpha)
{
var texture = new Texture();
texture.LoadFromStream(stream, preMultiplyAlpha, createAlpha);
return texture;
}
private void CreateMaterial(Stream fontStream, Stream fontInfoStream)
{
var texture = new Texture();
texture.LoadFromStream(fontStream, true, false);
using (var sr = fontInfoStream)
{
using (var br = new BinaryReader(sr))
{
for (int i = 33; i < 256; i++)
{
var x1 = br.ReadByte();
var y1 = br.ReadByte();
var x2 = br.ReadByte();
var y2 = br.ReadByte();
_charInfo[i].U1 = x1 / (float)texture.Width;
_charInfo[i].V1 = y1 / (float)texture.Height;
_charInfo[i].U2 = x2 / (float)texture.Width;
_charInfo[i].V2 = y2 / (float)texture.Height;
_charInfo[i].Width = x2 - x1;
_charInfo[i].Height = y2 - y1;
_charInfo[i].YOffset = br.ReadByte();
}
for (int i = 0; i < 256*256; i++)
{
_kerning[i] = br.ReadByte();
}
}
}
_charInfo[32].Width = _charInfo[101].Width-2;
_charInfo[32].Height = _charInfo[101].Height;
_material = Material.CreateTextureColor(texture);
_material.AlphaBlend = true;
_material.DepthTest = false;
}