remove RenderSystem::nativeShaders

Should not be exposed publicly as it does not matter. Checking system quality is faster then set contains

src/integration-test/kotlin/de/bixilon/minosoft/gui/rendering/system/dummy/DummyRenderSystem.kt

@@ -41,7 +41,6 @@ import java.nio.FloatBuffer
 class DummyRenderSystem(
     private val context: RenderContext,
 ) : RenderSystem {
-    override val nativeShaders: MutableSet<NativeShader> = mutableSetOf()
     override val shaders: MutableSet<Shader> = mutableSetOf()
     override lateinit var vendor: GPUVendor
     override var shader: NativeShader? = null

src/main/java/de/bixilon/minosoft/gui/rendering/system/base/RenderSystem.kt

@@ -33,7 +33,6 @@ import de.bixilon.minosoft.util.collections.floats.DirectArrayFloatList
 import java.nio.FloatBuffer
 
 interface RenderSystem {
-    val nativeShaders: MutableSet<NativeShader>
     val shaders: MutableSet<Shader>
     val vendor: GPUVendor
     var shader: NativeShader?

src/main/java/de/bixilon/minosoft/gui/rendering/system/opengl/OpenGLNativeShader.kt

@@ -17,6 +17,7 @@ import de.bixilon.kotlinglm.mat4x4.Mat4
 import de.bixilon.kotlinglm.vec2.Vec2
 import de.bixilon.kotlinglm.vec3.Vec3
 import de.bixilon.kotlinglm.vec4.Vec4
+import de.bixilon.kutil.cast.CastUtil.unsafeCast
 import de.bixilon.minosoft.assets.util.InputStreamUtil.readAsString
 import de.bixilon.minosoft.data.registries.identified.ResourceLocation
 import de.bixilon.minosoft.data.text.formatting.color.RGBColor
@@ -37,6 +38,7 @@ class OpenGLNativeShader(
     private val vertex: ResourceLocation,
     private val geometry: ResourceLocation?,
     private val fragment: ResourceLocation,
+    val system: OpenGLRenderSystem = context.system.unsafeCast(),
 ) : NativeShader {
     override var loaded: Boolean = false
         private set
@@ -98,8 +100,6 @@ class OpenGLNativeShader(
             glDeleteShader(program)
         }
         loaded = true
-
-        context.system.nativeShaders += this
     }
 
     override fun unload() {
@@ -107,7 +107,6 @@ class OpenGLNativeShader(
         glDeleteProgram(this.handler)
         loaded = false
         this.handler = -1
-        context.system.nativeShaders -= this
     }
 
     override fun reload() {

src/main/java/de/bixilon/minosoft/gui/rendering/system/opengl/OpenGLRenderSystem.kt

@@ -50,7 +50,6 @@ class OpenGLRenderSystem(
     private val context: RenderContext,
 ) : RenderSystem {
     private var thread: Thread? = null
-    override val nativeShaders: MutableSet<NativeShader> = mutableSetOf()
     override val shaders: MutableSet<Shader> = mutableSetOf()
     private val capabilities: MutableSet<RenderingCapabilities> = RenderingCapabilities.set()
     override lateinit var vendor: OpenGLVendor
@@ -84,7 +83,7 @@ class OpenGLRenderSystem(
 
             check(value is OpenGLNativeShader) { "Can not use non OpenGL shader in OpenGL render system!" }
             check(value.loaded) { "Shader not loaded!" }
-            check(value in nativeShaders) { "Shader not part of this context!" }
+            check(this === value.system) { "Shader not part of this context!" }
 
             value.unsafeUse()