dyuri/repa-shader
1
0
Fork 0
mirror of https://github.com/dyuri/repa-shader.git synced 2025-12-16 11:14:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

3d texture min size should be 16x16x16...

Browse Source
This commit is contained in:
Gyuri Horák 2023-03-23 13:47:51 +01:00
parent 8ae0907fda
commit 0fb709ff7c
Signed by: dyuri
GPG Key ID: 4993F07B3EAE8D38
1 changed files with 23 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
src/repa-shader.js
View File

@ -289,34 +289,34 @@ class RepaShader extends HTMLElement {
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_MAG_FILTER, this._gl.NEAREST); this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_MAG_FILTER, this._gl.NEAREST);
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_WRAP_S, this._gl.CLAMP_TO_EDGE); this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_WRAP_S, this._gl.CLAMP_TO_EDGE);
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_WRAP_T, this._gl.CLAMP_TO_EDGE); this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_WRAP_T, this._gl.CLAMP_TO_EDGE);
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_WRAP_R, this._gl.CLAMP_TO_EDGE);
// ???
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_BASE_LEVEL, 0);
this._gl.texParameteri(this._gl.TEXTURE_3D, this._gl.TEXTURE_MAX_LEVEL, 0);
let size = 32;
let t3data = new Uint8Array(size * size * size);
for (let i = 0; i < size; i++) {
for (let j = 0; j < size; j++) {
for (let k = 0; k < size; k++) {
let index = i * size * size + j * size + k;
t3data[index] = (i * j * k) % 255;
}
}
}
this._gl.texImage3D( this._gl.texImage3D(
this._gl.TEXTURE_3D, // target this._gl.TEXTURE_3D, // target
0, // level 0, // level
this._gl.R8, // format - red8 (1byte) this._gl.R8, // format - red8 (1byte)
3, // width size, // width
3, // height size, // height
3, // depth size, // depth
0, // border 0, // border
this._gl.RED, // format - red this._gl.RED, // format - red
this._gl.UNSIGNED_BYTE, // type - unsigned byte this._gl.UNSIGNED_BYTE, // type - unsigned byte
new Uint8Array([ t3data // data
0, 0, 0,
0, 127, 0,
0, 0, 0,
0, 127, 0,
127, 255, 127,
0, 127, 0,
0, 0, 0,
0, 127, 0,
0, 0, 0,
127, 0, 127,
0, 0, 0,
127, 0, 127,
]) // data
); );
this._textures3d = []; this._textures3d = [];
@ -324,9 +324,9 @@ class RepaShader extends HTMLElement {
texture, texture,
texElement: { texElement: {
name: 'test3d', name: 'test3d',
width: 3, width: size,
height: 3, height: size,
depth: 3, depth: size,
}, },
}); });
// TODO end of 3d texture experiment // TODO end of 3d texture experiment