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Shader.Render

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This commit is contained in:
Chris Forbes
2010-02-15 18:56:00 +13:00
parent 91159a090d
commit 928549bfd8
1 changed files with 30 additions and 4 deletions
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34
OpenRa.Gl/GraphicsDevice.cs
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@@ -14,9 +14,10 @@ namespace OpenRa.GlRenderer
public class GraphicsDevice
{
Graphics g;
public IntPtr dc;
public IntPtr rc;
public IntPtr cgContext;
internal IntPtr dc;
internal IntPtr rc;
internal IntPtr cgContext;
internal int vertexProfile, fragmentProfile;
public static void CheckGlError()
{
@@ -50,7 +51,11 @@ namespace OpenRa.GlRenderer
cgContext = Cg.cgCreateContext();
//Cg.cgSetErrorCallback(CgErrorCallback);
CgGl.cgGLRegisterStates(cgContext);
CgGl.cgGLSetManageTextureParameters(cgContext, true);
vertexProfile = CgGl.cgGLGetLatestProfile(CgGl.CG_GL_VERTEX);
fragmentProfile = CgGl.cgGLGetLatestProfile(CgGl.CG_GL_FRAGMENT);
}
void CgErrorCallback()
@@ -184,9 +189,11 @@ namespace OpenRa.GlRenderer
IntPtr effect;
IntPtr highTechnique;
IntPtr lowTechnique;
GraphicsDevice dev;
public Shader(GraphicsDevice dev, Stream s)
{
this.dev = dev;
var code = new StreamReader(s).ReadToEnd();
effect = Cg.cgCreateEffect(dev.cgContext, code, null);
@@ -211,7 +218,26 @@ namespace OpenRa.GlRenderer
}
public ShaderQuality Quality { get; set; }
public void Render(Action a) { }
public void Render(Action a)
{
CgGl.cgGLEnableProfile(dev.vertexProfile);
CgGl.cgGLEnableProfile(dev.fragmentProfile);
var technique = Quality == ShaderQuality.High ? highTechnique : lowTechnique;
var pass = Cg.cgGetFirstPass(technique);
while (pass != IntPtr.Zero)
{
Cg.cgSetPassState(pass);
a();
Cg.cgResetPassState(pass);
pass = Cg.cgGetNextPass(pass);
}
CgGl.cgGLDisableProfile(dev.fragmentProfile);
CgGl.cgGLDisableProfile(dev.vertexProfile);
}
public void SetValue(string param, Texture texture) { }
public void SetValue<T>(string param, T t) where T : struct { }
public void Commit() { }