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Allow albedo over 1 if supported

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This commit is contained in:
Andras Schmelczer 2026-06-06 14:43:22 +01:00
parent 53781f32a3
commit 346fc96df8
1 changed files with 10 additions and 2 deletions
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12
src/graphics/graphics-library/texture/color-texture.ts
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@ -1,4 +1,5 @@
import { vec2 } from 'gl-matrix';
import { tryEnableExtension } from '../helper/enable-extension';
import { UniversalRenderingContext } from '../universal-rendering-context';
import { Texture } from './texture';
import { FilteringOptions } from './texture-options';
@ -7,24 +8,31 @@ import { FilteringOptions } from './texture-options';
export class ColorTexture extends Texture {
public static readonly textureUnitId = 0;
private floatEnabled = false;
constructor(gl: UniversalRenderingContext) {
super(gl, ColorTexture.textureUnitId, {
minFilter: FilteringOptions.LINEAR,
maxFilter: FilteringOptions.LINEAR,
});
const bufferFloatExtension = tryEnableExtension(gl, 'EXT_color_buffer_float');
const floatLinearExtension = tryEnableExtension(gl, 'OES_texture_float_linear');
this.floatEnabled = gl.isWebGL2 && !!bufferFloatExtension && !!floatLinearExtension;
}
public setSize(size: vec2) {
this.bind();
const gl2 = this.gl as WebGL2RenderingContext;
this.gl.texImage2D(
this.gl.TEXTURE_2D,
0,
this.gl.RGBA,
this.floatEnabled ? gl2.RGBA16F : this.gl.RGBA,
size.x,
size.y,
0,
this.gl.RGBA,
this.gl.UNSIGNED_BYTE,
this.floatEnabled ? gl2.HALF_FLOAT : this.gl.UNSIGNED_BYTE,
null
);
}