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cocos-enhance-kit/jsb-adapter/builtin/renderer/enums.js

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/****************************************************************************
Copyright (c) 2018 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
const gl = window.__gl;
const GL_NEAREST = 9728; // gl.NEAREST
const GL_LINEAR = 9729; // gl.LINEAR
const GL_NEAREST_MIPMAP_NEAREST = 9984; // gl.NEAREST_MIPMAP_NEAREST
const GL_LINEAR_MIPMAP_NEAREST = 9985; // gl.LINEAR_MIPMAP_NEAREST
const GL_NEAREST_MIPMAP_LINEAR = 9986; // gl.NEAREST_MIPMAP_LINEAR
const GL_LINEAR_MIPMAP_LINEAR = 9987; // gl.LINEAR_MIPMAP_LINEAR
// const GL_BYTE = 5120; // gl.BYTE
const GL_UNSIGNED_BYTE = 5121; // gl.UNSIGNED_BYTE
// const GL_SHORT = 5122; // gl.SHORT
const GL_UNSIGNED_SHORT = 5123; // gl.UNSIGNED_SHORT
const GL_UNSIGNED_INT = 5125; // gl.UNSIGNED_INT
const GL_FLOAT = 5126; // gl.FLOAT
const GL_UNSIGNED_SHORT_5_6_5 = 33635; // gl.UNSIGNED_SHORT_5_6_5
const GL_UNSIGNED_SHORT_4_4_4_4 = 32819; // gl.UNSIGNED_SHORT_4_4_4_4
const GL_UNSIGNED_SHORT_5_5_5_1 = 32820; // gl.UNSIGNED_SHORT_5_5_5_1
const GL_HALF_FLOAT_OES = 36193; // gl.HALF_FLOAT_OES
const GL_DEPTH_COMPONENT = 6402; // gl.DEPTH_COMPONENT
const GL_ALPHA = 6406; // gl.ALPHA
const GL_RGB = 6407; // gl.RGB
const GL_RGBA = 6408; // gl.RGBA
const GL_LUMINANCE = 6409; // gl.LUMINANCE
const GL_LUMINANCE_ALPHA = 6410; // gl.LUMINANCE_ALPHA
// https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_texture_float.txt
// for native GL_ARB_texture_float extension
const GL_RGBA32F = 0x8814;
const GL_RGB32F = 0x8815;
const GL_RGBA16F = 0x881A;
const GL_RGB16F = 0x881B;
const GL_COMPRESSED_RGB_S3TC_DXT1_EXT = 0x83F0; // ext.COMPRESSED_RGB_S3TC_DXT1_EXT
const GL_COMPRESSED_RGBA_S3TC_DXT1_EXT = 0x83F1; // ext.COMPRESSED_RGBA_S3TC_DXT1_EXT
const GL_COMPRESSED_RGBA_S3TC_DXT3_EXT = 0x83F2; // ext.COMPRESSED_RGBA_S3TC_DXT3_EXT
const GL_COMPRESSED_RGBA_S3TC_DXT5_EXT = 0x83F3; // ext.COMPRESSED_RGBA_S3TC_DXT5_EXT
const GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG = 0x8C00; // ext.COMPRESSED_RGB_PVRTC_4BPPV1_IMG
const GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG = 0x8C01; // ext.COMPRESSED_RGB_PVRTC_2BPPV1_IMG
const GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG = 0x8C02; // ext.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG
const GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG = 0x8C03; // ext.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG
const GL_COMPRESSED_RGB_ETC1_WEBGL = 0x8D64; // ext.COMPRESSED_RGB_ETC1_WEBGL
const GL_COMPRESSED_RGB8_ETC2 = 0x9274; // ext.COMPRESSED_RGB8_ETC2
const GL_COMPRESSED_RGBA8_ETC2_EAC = 0x9278; // ext.COMPRESSED_RGBA8_ETC2_EAC
const _filterGL = [
[ GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST_MIPMAP_LINEAR ],
[ GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR ],
];
const _textureFmtGL = [
// TEXTURE_FMT_RGB_DXT1: 0
{ format: GL_RGB, internalFormat: GL_COMPRESSED_RGB_S3TC_DXT1_EXT, pixelType: null },
// TEXTURE_FMT_RGBA_DXT1: 1
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, pixelType: null },
// TEXTURE_FMT_RGBA_DXT3: 2
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, pixelType: null },
// TEXTURE_FMT_RGBA_DXT5: 3
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, pixelType: null },
// TEXTURE_FMT_RGB_ETC1: 4
{ format: GL_RGB, internalFormat: GL_COMPRESSED_RGB_ETC1_WEBGL, pixelType: null },
// TEXTURE_FMT_RGB_PVRTC_2BPPV1: 5
{ format: GL_RGB, internalFormat: GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG, pixelType: null },
// TEXTURE_FMT_RGBA_PVRTC_2BPPV1: 6
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG, pixelType: null },
// TEXTURE_FMT_RGB_PVRTC_4BPPV1: 7
{ format: GL_RGB, internalFormat: GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG, pixelType: null },
// TEXTURE_FMT_RGBA_PVRTC_4BPPV1: 8
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG, pixelType: null },
// TEXTURE_FMT_A8: 9
{ format: GL_ALPHA, internalFormat: GL_ALPHA, pixelType: GL_UNSIGNED_BYTE },
// TEXTURE_FMT_L8: 10
{ format: GL_LUMINANCE, internalFormat: GL_LUMINANCE, pixelType: GL_UNSIGNED_BYTE },
// TEXTURE_FMT_L8_A8: 11
{ format: GL_LUMINANCE_ALPHA, internalFormat: GL_LUMINANCE_ALPHA, pixelType: GL_UNSIGNED_BYTE },
// TEXTURE_FMT_R5_G6_B5: 12
{ format: GL_RGB, internalFormat: GL_RGB, pixelType: GL_UNSIGNED_SHORT_5_6_5 },
// TEXTURE_FMT_R5_G5_B5_A1: 13
{ format: GL_RGBA, internalFormat: GL_RGBA, pixelType: GL_UNSIGNED_SHORT_5_5_5_1 },
// TEXTURE_FMT_R4_G4_B4_A4: 14
{ format: GL_RGBA, internalFormat: GL_RGBA, pixelType: GL_UNSIGNED_SHORT_4_4_4_4 },
// TEXTURE_FMT_RGB8: 15
{ format: GL_RGB, internalFormat: GL_RGB, pixelType: GL_UNSIGNED_BYTE },
// TEXTURE_FMT_RGBA8: 16
{ format: GL_RGBA, internalFormat: GL_RGBA, pixelType: GL_UNSIGNED_BYTE },
// TEXTURE_FMT_RGB16F: 17
{ format: GL_RGB, internalFormat: GL_RGB16F, pixelType: GL_HALF_FLOAT_OES },
// TEXTURE_FMT_RGBA16F: 18
{ format: GL_RGBA, internalFormat: GL_RGBA16F, pixelType: GL_HALF_FLOAT_OES },
// TEXTURE_FMT_RGB32F: 19
{ format: GL_RGB, internalFormat: GL_RGB32F, pixelType: GL_FLOAT },
// TEXTURE_FMT_RGBA32F: 20
{ format: GL_RGBA, internalFormat: GL_RGBA32F, pixelType: GL_FLOAT },
// TEXTURE_FMT_R32F: 21
{ format: null, internalFormat: null, pixelType: null },
// TEXTURE_FMT_111110F: 22
{ format: null, internalFormat: null, pixelType: null },
// TEXTURE_FMT_SRGB: 23
{ format: null, internalFormat: null, pixelType: null },
// TEXTURE_FMT_SRGBA: 24
{ format: null, internalFormat: null, pixelType: null },
// TEXTURE_FMT_D16: 25
{ format: GL_DEPTH_COMPONENT, internalFormat: GL_DEPTH_COMPONENT, pixelType: GL_UNSIGNED_SHORT },
// TEXTURE_FMT_D32: 26
{ format: GL_DEPTH_COMPONENT, internalFormat: GL_DEPTH_COMPONENT, pixelType: GL_UNSIGNED_INT },
// TEXTURE_FMT_D24S8: 27
{ format: GL_DEPTH_COMPONENT, internalFormat: GL_DEPTH_COMPONENT, pixelType: GL_UNSIGNED_INT },
// TEXTURE_FMT_RGB_ETC2: 28
{ format: GL_RGB, internalFormat: GL_COMPRESSED_RGB8_ETC2, pixelType: null },
// TEXTURE_FMT_RGBA_ETC2: 29
{ format: GL_RGBA, internalFormat: GL_COMPRESSED_RGBA8_ETC2_EAC, pixelType: null },
];
/**
* enums
*/
export const enums = {
// buffer usage
USAGE_STATIC: 35044, // gl.STATIC_DRAW
USAGE_DYNAMIC: 35048, // gl.DYNAMIC_DRAW
USAGE_STREAM: 35040, // gl.STREAM_DRAW
// index buffer format
INDEX_FMT_UINT8: 5121, // gl.UNSIGNED_BYTE
INDEX_FMT_UINT16: 5123, // gl.UNSIGNED_SHORT
INDEX_FMT_UINT32: 5125, // gl.UNSIGNED_INT (OES_element_index_uint)
// vertex attribute semantic
ATTR_POSITION: 'a_position',
ATTR_NORMAL: 'a_normal',
ATTR_TANGENT: 'a_tangent',
ATTR_BITANGENT: 'a_bitangent',
ATTR_WEIGHTS: 'a_weights',
ATTR_JOINTS: 'a_joints',
ATTR_COLOR: 'a_color',
ATTR_COLOR0: 'a_color0',
ATTR_COLOR1: 'a_color1',
ATTR_UV: 'a_uv',
ATTR_UV0: 'a_uv0',
ATTR_UV1: 'a_uv1',
ATTR_UV2: 'a_uv2',
ATTR_UV3: 'a_uv3',
ATTR_UV4: 'a_uv4',
ATTR_UV5: 'a_uv5',
ATTR_UV6: 'a_uv6',
ATTR_UV7: 'a_uv7',
ATTR_TEX_COORD: 'a_texCoord',
ATTR_TEX_COORD1: 'a_texCoord1',
ATTR_TEX_COORD2: 'a_texCoord2',
ATTR_TEX_COORD3: 'a_texCoord3',
ATTR_TEX_COORD4: 'a_texCoord4',
ATTR_TEX_COORD5: 'a_texCoord5',
ATTR_TEX_COORD6: 'a_texCoord6',
ATTR_TEX_COORD7: 'a_texCoord7',
ATTR_TEX_COORD8: 'a_texCoord8',
ATTR_TEX_ID: 'a_texId',
// vertex attribute type
ATTR_TYPE_INT8: 5120, // gl.BYTE
ATTR_TYPE_UINT8: 5121, // gl.UNSIGNED_BYTE
ATTR_TYPE_INT16: 5122, // gl.SHORT
ATTR_TYPE_UINT16: 5123, // gl.UNSIGNED_SHORT
ATTR_TYPE_INT32: 5124, // gl.INT
ATTR_TYPE_UINT32: 5125, // gl.UNSIGNED_INT
ATTR_TYPE_FLOAT32: 5126, // gl.FLOAT
// texture filter
FILTER_NEAREST: 0,
FILTER_LINEAR: 1,
// texture wrap mode
WRAP_REPEAT: 10497, // gl.REPEAT
WRAP_CLAMP: 33071, // gl.CLAMP_TO_EDGE
WRAP_MIRROR: 33648, // gl.MIRRORED_REPEAT
// texture format
// compress formats
TEXTURE_FMT_RGB_DXT1: 0,
TEXTURE_FMT_RGBA_DXT1: 1,
TEXTURE_FMT_RGBA_DXT3: 2,
TEXTURE_FMT_RGBA_DXT5: 3,
TEXTURE_FMT_RGB_ETC1: 4,
TEXTURE_FMT_RGB_PVRTC_2BPPV1: 5,
TEXTURE_FMT_RGBA_PVRTC_2BPPV1: 6,
TEXTURE_FMT_RGB_PVRTC_4BPPV1: 7,
TEXTURE_FMT_RGBA_PVRTC_4BPPV1: 8,
// normal formats
TEXTURE_FMT_A8: 9,
TEXTURE_FMT_L8: 10,
TEXTURE_FMT_L8_A8: 11,
TEXTURE_FMT_R5_G6_B5: 12,
TEXTURE_FMT_R5_G5_B5_A1: 13,
TEXTURE_FMT_R4_G4_B4_A4: 14,
TEXTURE_FMT_RGB8: 15,
TEXTURE_FMT_RGBA8: 16,
TEXTURE_FMT_RGB16F: 17,
TEXTURE_FMT_RGBA16F: 18,
TEXTURE_FMT_RGB32F: 19,
TEXTURE_FMT_RGBA32F: 20,
TEXTURE_FMT_R32F: 21,
TEXTURE_FMT_111110F: 22,
TEXTURE_FMT_SRGB: 23,
TEXTURE_FMT_SRGBA: 24,
// depth formats
TEXTURE_FMT_D16: 25,
TEXTURE_FMT_D32: 26,
TEXTURE_FMT_D24S8: 27,
// etc2 format
TEXTURE_FMT_RGB_ETC2: 28,
TEXTURE_FMT_RGBA_ETC2: 29,
// depth and stencil function
DS_FUNC_NEVER: 512, // gl.NEVER
DS_FUNC_LESS: 513, // gl.LESS
DS_FUNC_EQUAL: 514, // gl.EQUAL
DS_FUNC_LEQUAL: 515, // gl.LEQUAL
DS_FUNC_GREATER: 516, // gl.GREATER
DS_FUNC_NOTEQUAL: 517, // gl.NOTEQUAL
DS_FUNC_GEQUAL: 518, // gl.GEQUAL
DS_FUNC_ALWAYS: 519, // gl.ALWAYS
// render-buffer format
RB_FMT_RGBA4: 32854, // gl.RGBA4
RB_FMT_RGB5_A1: 32855, // gl.RGB5_A1
RB_FMT_RGB565: 36194, // gl.RGB565
RB_FMT_D16: 33189, // gl.DEPTH_COMPONENT16
RB_FMT_S8: 36168, // gl.STENCIL_INDEX8
RB_FMT_D24S8: 34041, // gl.DEPTH_STENCIL
// blend-equation
BLEND_FUNC_ADD: 32774, // gl.FUNC_ADD
BLEND_FUNC_SUBTRACT: 32778, // gl.FUNC_SUBTRACT
BLEND_FUNC_REVERSE_SUBTRACT: 32779, // gl.FUNC_REVERSE_SUBTRACT
// blend
BLEND_ZERO: 0, // gl.ZERO
BLEND_ONE: 1, // gl.ONE
BLEND_SRC_COLOR: 768, // gl.SRC_COLOR
BLEND_ONE_MINUS_SRC_COLOR: 769, // gl.ONE_MINUS_SRC_COLOR
BLEND_DST_COLOR: 774, // gl.DST_COLOR
BLEND_ONE_MINUS_DST_COLOR: 775, // gl.ONE_MINUS_DST_COLOR
BLEND_SRC_ALPHA: 770, // gl.SRC_ALPHA
BLEND_ONE_MINUS_SRC_ALPHA: 771, // gl.ONE_MINUS_SRC_ALPHA
BLEND_DST_ALPHA: 772, // gl.DST_ALPHA
BLEND_ONE_MINUS_DST_ALPHA: 773, // gl.ONE_MINUS_DST_ALPHA
BLEND_CONSTANT_COLOR: 32769, // gl.CONSTANT_COLOR
BLEND_ONE_MINUS_CONSTANT_COLOR: 32770, // gl.ONE_MINUS_CONSTANT_COLOR
BLEND_CONSTANT_ALPHA: 32771, // gl.CONSTANT_ALPHA
BLEND_ONE_MINUS_CONSTANT_ALPHA: 32772, // gl.ONE_MINUS_CONSTANT_ALPHA
BLEND_SRC_ALPHA_SATURATE: 776, // gl.SRC_ALPHA_SATURATE
// stencil operation
STENCIL_DISABLE: 0, // disable stencil
STENCIL_ENABLE: 1, // enable stencil
STENCIL_INHERIT: 2, // inherit stencil states
STENCIL_OP_KEEP: 7680, // gl.KEEP
STENCIL_OP_ZERO: 0, // gl.ZERO
STENCIL_OP_REPLACE: 7681, // gl.REPLACE
STENCIL_OP_INCR: 7682, // gl.INCR
STENCIL_OP_INCR_WRAP: 34055, // gl.INCR_WRAP
STENCIL_OP_DECR: 7683, // gl.DECR
STENCIL_OP_DECR_WRAP: 34056, // gl.DECR_WRAP
STENCIL_OP_INVERT: 5386, // gl.INVERT
// cull
CULL_NONE: 0,
CULL_FRONT: 1028,
CULL_BACK: 1029,
CULL_FRONT_AND_BACK: 1032,
// primitive type
PT_POINTS: 0, // gl.POINTS
PT_LINES: 1, // gl.LINES
PT_LINE_LOOP: 2, // gl.LINE_LOOP
PT_LINE_STRIP: 3, // gl.LINE_STRIP
PT_TRIANGLES: 4, // gl.TRIANGLES
PT_TRIANGLE_STRIP: 5, // gl.TRIANGLE_STRIP
PT_TRIANGLE_FAN: 6, // gl.TRIANGLE_FAN
};
/**
* @method attrTypeBytes
* @param {ATTR_TYPE_*} attrType
*/
export function attrTypeBytes(attrType) {
if (attrType === enums.ATTR_TYPE_INT8) {
return 1;
} else if (attrType === enums.ATTR_TYPE_UINT8) {
return 1;
} else if (attrType === enums.ATTR_TYPE_INT16) {
return 2;
} else if (attrType === enums.ATTR_TYPE_UINT16) {
return 2;
} else if (attrType === enums.ATTR_TYPE_INT32) {
return 4;
} else if (attrType === enums.ATTR_TYPE_UINT32) {
return 4;
} else if (attrType === enums.ATTR_TYPE_FLOAT32) {
return 4;
}
console.warn(`Unknown ATTR_TYPE: ${attrType}`);
return 0;
}
/**
* @method glFilter
* @param {WebGLContext} gl
* @param {FILTER_*} filter
* @param {FILTER_*} mipFilter
*/
export function glFilter(gl, filter, mipFilter = -1) {
let result = _filterGL[filter][mipFilter+1];
if (result === undefined) {
console.warn(`Unknown FILTER: ${filter}`);
return mipFilter === -1 ? gl.LINEAR : gl.LINEAR_MIPMAP_LINEAR;
}
return result;
}
/**
* @method glTextureFmt
* @param {TEXTURE_FMT_*} fmt
*/
export function glTextureFmt(fmt) {
let result = _textureFmtGL[fmt];
if (result === undefined) {
console.warn(`Unknown TEXTURE_FMT: ${fmt}`);
return _textureFmtGL[enums.TEXTURE_FMT_RGBA8];
}
return result;
}
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