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Clean references to disposed textures.

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This commit is contained in:
Paul Chote
2019-08-30 22:13:05 +01:00
committed by RoosterDragon
parent d712bdea85
commit 91c63034d3
2 changed files with 18 additions and 2 deletions
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4
OpenRA.Platforms.Default/OpenGL.cs
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@@ -297,6 +297,9 @@ namespace OpenRA.Platforms.Default
public delegate void DeleteTextures(int n, ref uint textures);
public static DeleteTextures glDeleteTextures { get; private set; }
public delegate bool IsTexture(uint texture);
public static IsTexture glIsTexture { get; private set; }
public delegate void BindTexture(int target, uint texture);
public static BindTexture glBindTexture { get; private set; }
@@ -423,6 +426,7 @@ namespace OpenRA.Platforms.Default
glReadPixels = Bind<ReadPixels>("glReadPixels");
glGenTextures = Bind<GenTextures>("glGenTextures");
glDeleteTextures = Bind<DeleteTextures>("glDeleteTextures");
glIsTexture = Bind<IsTexture>("glIsTexture");
glBindTexture = Bind<BindTexture>("glBindTexture");
glActiveTexture = Bind<ActiveTexture>("glActiveTexture");
glTexImage2D = Bind<TexImage2D>("glTexImage2D");

16
OpenRA.Platforms.Default/Shader.cs
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@@ -24,6 +24,7 @@ namespace OpenRA.Platforms.Default
readonly Dictionary<string, int> samplers = new Dictionary<string, int>();
readonly Dictionary<int, ITexture> textures = new Dictionary<int, ITexture>();
readonly Queue<int> unbindTextures = new Queue<int>();
readonly uint program;
protected uint CompileShaderObject(int type, string name)
@@ -138,10 +139,21 @@ namespace OpenRA.Platforms.Default
// bind the textures
foreach (var kv in textures)
{
OpenGL.glActiveTexture(OpenGL.GL_TEXTURE0 + kv.Key);
OpenGL.glBindTexture(OpenGL.GL_TEXTURE_2D, ((ITextureInternal)kv.Value).ID);
var id = ((ITextureInternal)kv.Value).ID;
// Evict disposed textures from the cache
if (OpenGL.glIsTexture(id))
{
OpenGL.glActiveTexture(OpenGL.GL_TEXTURE0 + kv.Key);
OpenGL.glBindTexture(OpenGL.GL_TEXTURE_2D, id);
}
else
unbindTextures.Enqueue(kv.Key);
}
while (unbindTextures.Count > 0)
textures.Remove(unbindTextures.Dequeue());
OpenGL.CheckGLError();
}