pixi.js/lib/rendering/renderers/gl/texture/uploaders/glUploadImageResource.mjs.map

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{"version":3,"file":"glUploadImageResource.mjs","sources":["../../../../../../src/rendering/renderers/gl/texture/uploaders/glUploadImageResource.ts"],"sourcesContent":["import type { CanvasSource } from '../../../shared/texture/sources/CanvasSource';\nimport type { ImageSource } from '../../../shared/texture/sources/ImageSource';\nimport type { GlRenderingContext } from '../../context/GlRenderingContext';\nimport type { GlTexture } from '../GlTexture';\nimport type { GLTextureUploader } from './GLTextureUploader';\n\n/** @internal */\nexport const glUploadImageResource = {\n\n    id: 'image',\n\n    upload(source: ImageSource | CanvasSource, glTexture: GlTexture, gl: GlRenderingContext, webGLVersion: number)\n    {\n        const glWidth = glTexture.width;\n        const glHeight = glTexture.height;\n\n        const textureWidth = source.pixelWidth;\n        const textureHeight = source.pixelHeight;\n\n        const resourceWidth = source.resourceWidth;\n        const resourceHeight = source.resourceHeight;\n\n        if (resourceWidth < textureWidth || resourceHeight < textureHeight)\n        {\n            if (glWidth !== textureWidth || glHeight !== textureHeight)\n            {\n                gl.texImage2D(\n                    glTexture.target,\n                    0,\n                    glTexture.internalFormat,\n                    textureWidth,\n                    textureHeight,\n                    0,\n                    glTexture.format,\n                    glTexture.type,\n                    null\n                );\n            }\n\n            if (webGLVersion === 2)\n            {\n                gl.texSubImage2D(\n                    gl.TEXTURE_2D,\n                    0,\n                    0,\n                    0,\n                    resourceWidth,\n                    resourceHeight,\n                    glTexture.format,\n                    glTexture.type,\n                    source.resource as TexImageSource\n                );\n            }\n            else\n            {\n                gl.texSubImage2D(\n                    gl.TEXTURE_2D,\n                    0,\n                    0,\n                    0,\n                    glTexture.format,\n                    glTexture.type,\n                    source.resource as TexImageSource\n                );\n            }\n        }\n        else if (glWidth === textureWidth && glHeight === textureHeight)\n        {\n            gl.texSubImage2D(\n                gl.TEXTURE_2D,\n                0,\n                0,\n                0,\n                glTexture.format,\n                glTexture.type,\n                source.resource as TexImageSource\n            );\n        }\n        else if (webGLVersion === 2)\n        {\n            gl.texImage2D(\n                glTexture.target,\n                0,\n                glTexture.internalFormat,\n                textureWidth,\n                textureHeight,\n                0,\n                glTexture.format,\n                glTexture.type,\n                source.resource as TexImageSource\n            );\n        }\n        else\n        {\n            gl.texImage2D(\n                glTexture.target,\n                0,\n                glTexture.internalFormat,\n                glTexture.format,\n                glTexture.type,\n                source.resource as TexImageSource\n            );\n        }\n\n        glTexture.width = textureWidth;\n        glTexture.height = textureHeight;\n    }\n} as 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