moved to root

2026-06-11 14:09:53 +12:00
parent cbf3f085d0
commit a2784f684b
2151 changed files with 0 additions and 0 deletions
@@ -0,0 +1,196 @@
+/*
+ * Copyright (C) 2017 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+WI.ShaderProgram = class ShaderProgram extends WI.Object
+{
+    constructor(identifier, programType, canvas, {sharesVertexFragmentShader} = {})
+    {
+        console.assert(identifier);
+        console.assert(Object.values(ShaderProgram.ProgramType).includes(programType));
+        console.assert(canvas instanceof WI.Canvas);
+        console.assert(ShaderProgram.contextTypeSupportsProgramType(canvas.contextType, programType));
+
+        super();
+
+        this._identifier = identifier;
+        this._programType = programType;
+        this._canvas = canvas;
+
+        this._sharesVertexFragmentShader = !!sharesVertexFragmentShader;
+        console.assert(!this._sharesVertexFragmentShader || (this._canvas.contextType === WI.Canvas.ContextType.WebGPU && this._programType === ShaderProgram.ProgramType.Render));
+
+        this._disabled = false;
+    }
+
+    // Static
+
+    static contextTypeSupportsProgramType(contextType, programType)
+    {
+        switch (contextType) {
+        case WI.Canvas.ContextType.WebGL:
+        case WI.Canvas.ContextType.WebGL2:
+            return programType === ShaderProgram.ProgramType.Render;
+
+        case WI.Canvas.ContextType.WebGPU:
+            return programType === ShaderProgram.ProgramType.Compute
+                || programType === ShaderProgram.ProgramType.Render;
+        }
+
+        console.assert();
+        return false;
+    }
+
+    static programTypeSupportsShaderType(programType, shaderType)
+    {
+        switch (programType) {
+        case ShaderProgram.ProgramType.Compute:
+            return shaderType === ShaderProgram.ShaderType.Compute;
+
+        case ShaderProgram.ProgramType.Render:
+            return shaderType === ShaderProgram.ShaderType.Fragment
+                || shaderType === ShaderProgram.ShaderType.Vertex;
+        }
+
+        console.assert();
+        return false;
+    }
+
+    // Public
+
+    get identifier() { return this._identifier; }
+    get programType() { return this._programType; }
+    get canvas() { return this._canvas; }
+    get sharesVertexFragmentShader() { return this._sharesVertexFragmentShader; }
+
+    get displayName()
+    {
+        let format = null;
+        switch (this._canvas.contextType) {
+        case WI.Canvas.ContextType.WebGL:
+        case WI.Canvas.ContextType.WebGL2:
+            format = WI.UIString("Program %d");
+            break;
+        case WI.Canvas.ContextType.WebGPU:
+            switch (this._programType) {
+            case ShaderProgram.ProgramType.Compute:
+                format = WI.UIString("Compute Pipeline %d");
+                break;
+            case ShaderProgram.ProgramType.Render:
+                format = WI.UIString("Render Pipeline %d");
+                break;
+            }
+            break;
+        }
+        console.assert(format);
+        if (!this._uniqueDisplayNumber)
+            this._uniqueDisplayNumber = this._canvas.nextShaderProgramDisplayNumberForProgramType(this._programType);
+        return format.format(this._uniqueDisplayNumber);
+    }
+
+    get disabled()
+    {
+        return this._disabled;
+    }
+
+    set disabled(disabled)
+    {
+        console.assert(this._programType === ShaderProgram.ProgramType.Render);
+        console.assert(this._canvas.contextType === WI.Canvas.ContextType.WebGL || this._canvas.contextType === WI.Canvas.ContextType.WebGL2);
+
+        if (this._canvas.contextType === WI.Canvas.ContextType.WebGPU)
+            return;
+
+        if (this._disabled === disabled)
+            return;
+
+        this._disabled = disabled;
+
+        let target = WI.assumingMainTarget();
+        target.CanvasAgent.setShaderProgramDisabled(this._identifier, disabled);
+
+        this.dispatchEventToListeners(ShaderProgram.Event.DisabledChanged);
+    }
+
+    requestShaderSource(shaderType, callback)
+    {
+        console.assert(Object.values(ShaderProgram.ShaderType).includes(shaderType));
+        console.assert(ShaderProgram.programTypeSupportsShaderType(this._programType, shaderType));
+
+        let target = WI.assumingMainTarget();
+
+        // COMPATIBILITY (iOS 13): `content` was renamed to `source`.
+        target.CanvasAgent.requestShaderSource(this._identifier, shaderType, (error, source) => {
+            if (error) {
+                WI.reportInternalError(error);
+                callback(null);
+                return;
+            }
+
+            callback(source);
+        });
+    }
+
+    updateShader(shaderType, source)
+    {
+        console.assert(Object.values(ShaderProgram.ShaderType).includes(shaderType));
+        console.assert(ShaderProgram.programTypeSupportsShaderType(this._programType, shaderType));
+
+        let target = WI.assumingMainTarget();
+        target.CanvasAgent.updateShader(this._identifier, shaderType, source);
+    }
+
+    showHighlight()
+    {
+        console.assert(this._programType === ShaderProgram.ProgramType.Render);
+        console.assert(this._canvas.contextType === WI.Canvas.ContextType.WebGL || this._canvas.contextType === WI.Canvas.ContextType.WebGL2);
+
+        let target = WI.assumingMainTarget();
+        target.CanvasAgent.setShaderProgramHighlighted(this._identifier, true);
+    }
+
+    hideHighlight()
+    {
+        console.assert(this._programType === ShaderProgram.ProgramType.Render);
+        console.assert(this._canvas.contextType === WI.Canvas.ContextType.WebGL || this._canvas.contextType === WI.Canvas.ContextType.WebGL2);
+
+        let target = WI.assumingMainTarget();
+        target.CanvasAgent.setShaderProgramHighlighted(this._identifier, false);
+    }
+};
+
+WI.ShaderProgram.ProgramType = {
+    Compute: "compute",
+    Render: "render",
+};
+
+WI.ShaderProgram.ShaderType = {
+    Compute: "compute",
+    Fragment: "fragment",
+    Vertex: "vertex",
+};
+
+WI.ShaderProgram.Event = {
+    DisabledChanged: "shader-program-disabled-changed",
+};