/*------------------------------------------------------------------------- * drawElements Quality Program OpenGL ES Utilities * ------------------------------------------------ * * Copyright 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ /*--------------------------------------------------------------------*//*! * \brief Map tcuTexture.TextureFormat to GL pixel transfer format. * * Maps generic texture format description to GL pixel transfer format. * If no mapping is found, throws tcu::InternalError. * * \param texFormat Generic texture format. * \return GL pixel transfer format. *//*--------------------------------------------------------------------*/ 'use strict'; goog.provide('framework.opengl.gluTextureUtil'); goog.require('framework.common.tcuCompressedTexture'); goog.require('framework.common.tcuTexture'); goog.require('framework.common.tcuTextureUtil'); goog.require('framework.delibs.debase.deString'); goog.require('framework.opengl.gluShaderUtil'); goog.scope(function() { var gluTextureUtil = framework.opengl.gluTextureUtil; var deString = framework.delibs.debase.deString; var tcuTexture = framework.common.tcuTexture; var tcuTextureUtil = framework.common.tcuTextureUtil; var tcuCompressedTexture = framework.common.tcuCompressedTexture; var gluShaderUtil = framework.opengl.gluShaderUtil; /** * @param {number} format * @param {number} dataType * @constructor */ gluTextureUtil.TransferFormat = function(format, dataType) { this.format = format; //!< Pixel format. this.dataType = dataType; //!< Data type. }; /** * Map tcuTexture.TextureFormat to GL pixel transfer format. * * Maps generic texture format description to GL pixel transfer format. * If no mapping is found, throws tcu::InternalError. * * @param {tcuTexture.TextureFormat} texFormat Generic texture format. * @return {gluTextureUtil.TransferFormat} GL pixel transfer format. * @throws {Error} */ gluTextureUtil.getTransferFormat = function(/* tcuTexture.TextureFormat */ texFormat) { var format = gl.NONE; var type = gl.NONE; /*boolean*/ var isInt = false; switch (texFormat.type) { case tcuTexture.ChannelType.SIGNED_INT8: case tcuTexture.ChannelType.SIGNED_INT16: case tcuTexture.ChannelType.SIGNED_INT32: case tcuTexture.ChannelType.UNSIGNED_INT8: case tcuTexture.ChannelType.UNSIGNED_INT16: case tcuTexture.ChannelType.UNSIGNED_INT32: case tcuTexture.ChannelType.UNSIGNED_INT_1010102_REV: isInt = true; break; default: isInt = false; break; } switch (texFormat.order) { case tcuTexture.ChannelOrder.A: format = gl.ALPHA; break; case tcuTexture.ChannelOrder.L: format = gl.LUMINANCE; break; case tcuTexture.ChannelOrder.LA: format = gl.LUMINANCE_ALPHA; break; case tcuTexture.ChannelOrder.R: format = isInt ? gl.RED_INTEGER : gl.RED; break; case tcuTexture.ChannelOrder.RG: format = isInt ? gl.RG_INTEGER : gl.RG; break; case tcuTexture.ChannelOrder.RGB: format = isInt ? gl.RGB_INTEGER : gl.RGB; break; case tcuTexture.ChannelOrder.RGBA: format = isInt ? gl.RGBA_INTEGER : gl.RGBA; break; case tcuTexture.ChannelOrder.sRGB: format = gl.RGB; break; case tcuTexture.ChannelOrder.sRGBA: format = gl.RGBA; break; case tcuTexture.ChannelOrder.D: format = gl.DEPTH_COMPONENT; break; case tcuTexture.ChannelOrder.DS: format = gl.DEPTH_STENCIL; break; case tcuTexture.ChannelOrder.S: format = gl.STENCIL_INDEX; break; default: throw new Error('Unknown ChannelOrder ' + texFormat.order); } switch (texFormat.type) { case tcuTexture.ChannelType.SNORM_INT8: type = gl.BYTE; break; case tcuTexture.ChannelType.SNORM_INT16: type = gl.SHORT; break; case tcuTexture.ChannelType.UNORM_INT8: type = gl.UNSIGNED_BYTE; break; case tcuTexture.ChannelType.UNORM_INT16: type = gl.UNSIGNED_SHORT; break; case tcuTexture.ChannelType.UNORM_SHORT_565: type = gl.UNSIGNED_SHORT_5_6_5; break; case tcuTexture.ChannelType.UNORM_SHORT_4444: type = gl.UNSIGNED_SHORT_4_4_4_4; break; case tcuTexture.ChannelType.UNORM_SHORT_5551: type = gl.UNSIGNED_SHORT_5_5_5_1; break; case tcuTexture.ChannelType.SIGNED_INT8: type = gl.BYTE; break; case tcuTexture.ChannelType.SIGNED_INT16: type = gl.SHORT; break; case tcuTexture.ChannelType.SIGNED_INT32: type = gl.INT; break; case tcuTexture.ChannelType.UNSIGNED_INT8: type = gl.UNSIGNED_BYTE; break; case tcuTexture.ChannelType.UNSIGNED_INT16: type = gl.UNSIGNED_SHORT; break; case tcuTexture.ChannelType.UNSIGNED_INT32: type = gl.UNSIGNED_INT; break; case tcuTexture.ChannelType.FLOAT: type = gl.FLOAT; break; case tcuTexture.ChannelType.UNORM_INT_101010: type = gl.UNSIGNED_INT_2_10_10_10_REV; break; case tcuTexture.ChannelType.UNORM_INT_1010102_REV: type = gl.UNSIGNED_INT_2_10_10_10_REV; break; case tcuTexture.ChannelType.UNSIGNED_INT_1010102_REV: type = gl.UNSIGNED_INT_2_10_10_10_REV; break; case tcuTexture.ChannelType.UNSIGNED_INT_11F_11F_10F_REV: type = gl.UNSIGNED_INT_10F_11F_11F_REV; break; case tcuTexture.ChannelType.UNSIGNED_INT_999_E5_REV: type = gl.UNSIGNED_INT_5_9_9_9_REV; break; case tcuTexture.ChannelType.HALF_FLOAT: type = gl.HALF_FLOAT; break; case tcuTexture.ChannelType.FLOAT_UNSIGNED_INT_24_8_REV: type = gl.FLOAT_32_UNSIGNED_INT_24_8_REV; break; case tcuTexture.ChannelType.UNSIGNED_INT_24_8: type = texFormat.order == tcuTexture.ChannelOrder.D ? gl.UNSIGNED_INT : gl.UNSIGNED_INT_24_8; break; default: throw new Error("Can't map texture format to GL transfer format " + texFormat.type); } return new gluTextureUtil.TransferFormat(format, type); }; /** * Map tcuTexture.TextureFormat to GL internal sized format. * * Maps generic texture format description to GL internal format. * If no mapping is found, throws Error. * * @param {tcuTexture.TextureFormat} texFormat Generic texture format. * @return {number} GL texture format. * @throws {Error} */ gluTextureUtil.getInternalFormat = function(texFormat) { var stringify = function(order, type) { return '' + order + ' ' + type; }; switch (stringify(texFormat.order, texFormat.type)) { case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_SHORT_5551): return gl.RGB5_A1; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_SHORT_4444): return gl.RGBA4; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_SHORT_565): return gl.RGB565; case stringify(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNORM_INT16): return gl.DEPTH_COMPONENT16; case stringify(tcuTexture.ChannelOrder.S, tcuTexture.ChannelType.UNSIGNED_INT8): return gl.STENCIL_INDEX8; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.FLOAT): return gl.RGBA32F; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT32): return gl.RGBA32I; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT32): return gl.RGBA32UI; // TODO: Check which ones are valid in WebGL 2 - case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT16): return gl.RGBA16; //case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SNORM_INT16): return gl.RGBA16_SNORM; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.HALF_FLOAT): return gl.RGBA16F; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT16): return gl.RGBA16I; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT16): return gl.RGBA16UI; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT8): return gl.RGBA8; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT8): return gl.RGBA8I; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT8): return gl.RGBA8UI; case stringify(tcuTexture.ChannelOrder.sRGBA, tcuTexture.ChannelType.UNORM_INT8): return gl.SRGB8_ALPHA8; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT_1010102_REV): return gl.RGB10_A2; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT_1010102_REV): return gl.RGB10_A2UI; case stringify(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SNORM_INT8): return gl.RGBA8_SNORM; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT8): return gl.RGB8; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT_11F_11F_10F_REV): return gl.R11F_G11F_B10F; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.FLOAT): return gl.RGB32F; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT32): return gl.RGB32I; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT32): return gl.RGB32UI; //case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT16): return gl.RGB16; //case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SNORM_INT16): return gl.RGB16_SNORM; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.HALF_FLOAT): return gl.RGB16F; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT16): return gl.RGB16I; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT16): return gl.RGB16UI; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SNORM_INT8): return gl.RGB8_SNORM; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT8): return gl.RGB8I; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT8): return gl.RGB8UI; case stringify(tcuTexture.ChannelOrder.sRGB, tcuTexture.ChannelType.UNORM_INT8): return gl.SRGB8; case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT_999_E5_REV): return gl.RGB9_E5; //case stringify(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT_1010102_REV): return gl.RGB10; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.FLOAT): return gl.RG32F; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT32): return gl.RG32I; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT32): return gl.RG32UI; //case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNORM_INT16): return gl.RG16; //case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SNORM_INT16): return gl.RG16_SNORM; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.HALF_FLOAT): return gl.RG16F; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT16): return gl.RG16I; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT16): return gl.RG16UI; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNORM_INT8): return gl.RG8; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT8): return gl.RG8I; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT8): return gl.RG8UI; case stringify(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SNORM_INT8): return gl.RG8_SNORM; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.FLOAT): return gl.R32F; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT32): return gl.R32I; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT32): return gl.R32UI; //case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNORM_INT16): return gl.R16; //case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SNORM_INT16): return gl.R16_SNORM; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.HALF_FLOAT): return gl.R16F; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT16): return gl.R16I; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT16): return gl.R16UI; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNORM_INT8): return gl.R8; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT8): return gl.R8I; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT8): return gl.R8UI; case stringify(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SNORM_INT8): return gl.R8_SNORM; case stringify(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.FLOAT): return gl.DEPTH_COMPONENT32F; case stringify(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNSIGNED_INT_24_8): return gl.DEPTH_COMPONENT24; //case stringify(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNSIGNED_INT32): return gl.DEPTH_COMPONENT32; case stringify(tcuTexture.ChannelOrder.DS, tcuTexture.ChannelType.FLOAT_UNSIGNED_INT_24_8_REV): return gl.DEPTH32F_STENCIL8; case stringify(tcuTexture.ChannelOrder.DS, tcuTexture.ChannelType.UNSIGNED_INT_24_8): return gl.DEPTH24_STENCIL8; default: throw new Error("Can't map texture format to GL internal format"); } }; /** * Enable WEBGL_compressed_texture_etc support if available, by merging it * into the WebGL2RenderingContext. * * This function may be called many times. * * @return {boolean} True if enabled. */ gluTextureUtil.enableCompressedTextureETC = (function() { var enabled = undefined; return function() { if (enabled === undefined) { enabled = false; var WEBGL_compressed_texture_etc = gl.getExtension("WEBGL_compressed_texture_etc"); if (WEBGL_compressed_texture_etc) { // Extend gl with enums from WEBGL_compressed_texture_etc // (if it doesn't already have the etc texture formats). var proto = Object.getPrototypeOf(WEBGL_compressed_texture_etc); for (var prop in proto) { if (proto.hasOwnProperty(prop)) { gl[prop] = proto[prop]; } } enabled = true; } } return enabled; }; })(); /** * Map generic compressed format to GL compressed format enum. * * Maps generic compressed format to GL compressed format enum value. * If no mapping is found, throws Error. * @param {tcuCompressedTexture.Format} format Generic compressed format. * @return {number} GL compressed texture format. * @throws {Error} */ gluTextureUtil.getGLFormat = function(/* tcuCompressedTexture.Format */ format) { switch (format) { // TODO: check which are available in WebGL 2 - case tcuCompressedTexture.Format.ETC1_RGB8: return gl.ETC1_RGB8_OES; case tcuCompressedTexture.Format.EAC_R11: return gl.COMPRESSED_R11_EAC; case tcuCompressedTexture.Format.EAC_SIGNED_R11: return gl.COMPRESSED_SIGNED_R11_EAC; case tcuCompressedTexture.Format.EAC_RG11: return gl.COMPRESSED_RG11_EAC; case tcuCompressedTexture.Format.EAC_SIGNED_RG11: return gl.COMPRESSED_SIGNED_RG11_EAC; case tcuCompressedTexture.Format.ETC2_RGB8: return gl.COMPRESSED_RGB8_ETC2; case tcuCompressedTexture.Format.ETC2_SRGB8: return gl.COMPRESSED_SRGB8_ETC2; case tcuCompressedTexture.Format.ETC2_RGB8_PUNCHTHROUGH_ALPHA1: return gl.COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2; case tcuCompressedTexture.Format.ETC2_SRGB8_PUNCHTHROUGH_ALPHA1: return gl.COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2; case tcuCompressedTexture.Format.ETC2_EAC_RGBA8: return gl.COMPRESSED_RGBA8_ETC2_EAC; case tcuCompressedTexture.Format.ETC2_EAC_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC; /*case tcuCompressedTexture.Format.ASTC_4x4_RGBA: return gl.COMPRESSED_RGBA_ASTC_4x4_KHR; case tcuCompressedTexture.Format.ASTC_5x4_RGBA: return gl.COMPRESSED_RGBA_ASTC_5x4_KHR; case tcuCompressedTexture.Format.ASTC_5x5_RGBA: return gl.COMPRESSED_RGBA_ASTC_5x5_KHR; case tcuCompressedTexture.Format.ASTC_6x5_RGBA: return gl.COMPRESSED_RGBA_ASTC_6x5_KHR; case tcuCompressedTexture.Format.ASTC_6x6_RGBA: return gl.COMPRESSED_RGBA_ASTC_6x6_KHR; case tcuCompressedTexture.Format.ASTC_8x5_RGBA: return gl.COMPRESSED_RGBA_ASTC_8x5_KHR; case tcuCompressedTexture.Format.ASTC_8x6_RGBA: return gl.COMPRESSED_RGBA_ASTC_8x6_KHR; case tcuCompressedTexture.Format.ASTC_8x8_RGBA: return gl.COMPRESSED_RGBA_ASTC_8x8_KHR; case tcuCompressedTexture.Format.ASTC_10x5_RGBA: return gl.COMPRESSED_RGBA_ASTC_10x5_KHR; case tcuCompressedTexture.Format.ASTC_10x6_RGBA: return gl.COMPRESSED_RGBA_ASTC_10x6_KHR; case tcuCompressedTexture.Format.ASTC_10x8_RGBA: return gl.COMPRESSED_RGBA_ASTC_10x8_KHR; case tcuCompressedTexture.Format.ASTC_10x10_RGBA: return gl.COMPRESSED_RGBA_ASTC_10x10_KHR; case tcuCompressedTexture.Format.ASTC_12x10_RGBA: return gl.COMPRESSED_RGBA_ASTC_12x10_KHR; case tcuCompressedTexture.Format.ASTC_12x12_RGBA: return gl.COMPRESSED_RGBA_ASTC_12x12_KHR; case tcuCompressedTexture.Format.ASTC_4x4_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR; case tcuCompressedTexture.Format.ASTC_5x4_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR; case tcuCompressedTexture.Format.ASTC_5x5_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR; case tcuCompressedTexture.Format.ASTC_6x5_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR; case tcuCompressedTexture.Format.ASTC_6x6_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR; case tcuCompressedTexture.Format.ASTC_8x5_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR; case tcuCompressedTexture.Format.ASTC_8x6_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR; case tcuCompressedTexture.Format.ASTC_8x8_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR; case tcuCompressedTexture.Format.ASTC_10x5_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR; case tcuCompressedTexture.Format.ASTC_10x6_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR; case tcuCompressedTexture.Format.ASTC_10x8_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR; case tcuCompressedTexture.Format.ASTC_10x10_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR; case tcuCompressedTexture.Format.ASTC_12x10_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR; case tcuCompressedTexture.Format.ASTC_12x12_SRGB8_ALPHA8: return gl.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR;*/ default: throw new Error("Can't map compressed format to GL format"); } }; /** * @param {number} dataType * @param {boolean} normalized * @return {tcuTexture.ChannelType} * @throws {Error} */ gluTextureUtil.mapGLChannelType = function(/* deMath.deUint32 */ dataType, /*boolean*/ normalized) { // \note Normalized bit is ignored where it doesn't apply. switch (dataType) { case gl.UNSIGNED_BYTE: return normalized ? tcuTexture.ChannelType.UNORM_INT8 : tcuTexture.ChannelType.UNSIGNED_INT8; case gl.BYTE: return normalized ? tcuTexture.ChannelType.SNORM_INT8 : tcuTexture.ChannelType.SIGNED_INT8; case gl.UNSIGNED_SHORT: return normalized ? tcuTexture.ChannelType.UNORM_INT16 : tcuTexture.ChannelType.UNSIGNED_INT16; case gl.SHORT: return normalized ? tcuTexture.ChannelType.SNORM_INT16 : tcuTexture.ChannelType.SIGNED_INT16; case gl.UNSIGNED_INT: return normalized ? tcuTexture.ChannelType.UNORM_INT32 : tcuTexture.ChannelType.UNSIGNED_INT32; case gl.INT: return normalized ? tcuTexture.ChannelType.SNORM_INT32 : tcuTexture.ChannelType.SIGNED_INT32; case gl.FLOAT: return tcuTexture.ChannelType.FLOAT; case gl.UNSIGNED_SHORT_4_4_4_4: return tcuTexture.ChannelType.UNORM_SHORT_4444; case gl.UNSIGNED_SHORT_5_5_5_1: return tcuTexture.ChannelType.UNORM_SHORT_5551; case gl.UNSIGNED_SHORT_5_6_5: return tcuTexture.ChannelType.UNORM_SHORT_565; case gl.HALF_FLOAT: return tcuTexture.ChannelType.HALF_FLOAT; case gl.UNSIGNED_INT_2_10_10_10_REV: return normalized ? tcuTexture.ChannelType.UNORM_INT_1010102_REV : tcuTexture.ChannelType.UNSIGNED_INT_1010102_REV; case gl.UNSIGNED_INT_10F_11F_11F_REV: return tcuTexture.ChannelType.UNSIGNED_INT_11F_11F_10F_REV; case gl.UNSIGNED_INT_24_8: return tcuTexture.ChannelType.UNSIGNED_INT_24_8; case gl.FLOAT_32_UNSIGNED_INT_24_8_REV: return tcuTexture.ChannelType.FLOAT_UNSIGNED_INT_24_8_REV; case gl.UNSIGNED_INT_5_9_9_9_REV: return tcuTexture.ChannelType.UNSIGNED_INT_999_E5_REV; default: throw new Error('Unsupported dataType ' + dataType); } }; /** * @param {number} format Generic compressed format. * @param {number} dataType * @return {tcuTexture.TextureFormat} GL texture format. * @throws {Error} */ gluTextureUtil.mapGLTransferFormat = function(format, dataType) { switch (format) { case gl.ALPHA: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.A, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.LUMINANCE: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.L, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.LUMINANCE_ALPHA: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.LA, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.RGB: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.RGBA: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, gluTextureUtil.mapGLChannelType(dataType, true)); //case gl.BGRA: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.BGRA, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.RG: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.RED: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.RGBA_INTEGER: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, gluTextureUtil.mapGLChannelType(dataType, false)); case gl.RGB_INTEGER: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, gluTextureUtil.mapGLChannelType(dataType, false)); case gl.RG_INTEGER: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, gluTextureUtil.mapGLChannelType(dataType, false)); case gl.RED_INTEGER: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, gluTextureUtil.mapGLChannelType(dataType, false)); case gl.DEPTH_COMPONENT: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.D, gluTextureUtil.mapGLChannelType(dataType, true)); case gl.DEPTH_STENCIL: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.DS, gluTextureUtil.mapGLChannelType(dataType, true)); default: throw new Error("Can't map GL pixel format (" + deString.enumToString(gl, format) + ', ' + deString.enumToString(gl, dataType) + ') to texture format'); } }; /** * Map GL internal texture format to tcuTexture.TextureFormat. * * If no mapping is found, throws Error. * @param {number} internalFormat * @return {tcuTexture.TextureFormat} GL texture format. * @throws {Error} */ gluTextureUtil.mapGLInternalFormat = function(/*deMath.deUint32*/ internalFormat) { if (internalFormat === undefined) throw new Error('internalformat is undefined'); switch (internalFormat) { case gl.RGB5_A1: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_SHORT_5551); case gl.RGBA4: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_SHORT_4444); case gl.RGB565: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_SHORT_565); case gl.DEPTH_COMPONENT16: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNORM_INT16); case gl.STENCIL_INDEX8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.S, tcuTexture.ChannelType.UNSIGNED_INT8); case gl.RGBA32F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.FLOAT); case gl.RGBA32I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT32); case gl.RGBA32UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT32); //TODO: Check which are available in WebGL 2 case gl.RGBA16: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT16); //case gl.RGBA16_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SNORM_INT16); case gl.RGBA16F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.HALF_FLOAT); case gl.RGBA16I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT16); case gl.RGBA16UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT16); case gl.RGBA8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT8); case gl.RGBA8I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SIGNED_INT8); case gl.RGBA8UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT8); case gl.SRGB8_ALPHA8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.sRGBA, tcuTexture.ChannelType.UNORM_INT8); case gl.RGB10_A2: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNORM_INT_1010102_REV); case gl.RGB10_A2UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.UNSIGNED_INT_1010102_REV); case gl.RGBA8_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGBA, tcuTexture.ChannelType.SNORM_INT8); case gl.RGB8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT8); case gl.R11F_G11F_B10F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT_11F_11F_10F_REV); case gl.RGB32F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.FLOAT); case gl.RGB32I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT32); case gl.RGB32UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT32); //case gl.RGB16: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT16); //case gl.RGB16_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SNORM_INT16); case gl.RGB16F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.HALF_FLOAT); case gl.RGB16I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT16); case gl.RGB16UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT16); case gl.RGB8_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SNORM_INT8); case gl.RGB8I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.SIGNED_INT8); case gl.RGB8UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT8); case gl.SRGB8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.sRGB, tcuTexture.ChannelType.UNORM_INT8); case gl.RGB9_E5: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNSIGNED_INT_999_E5_REV); //case gl.RGB10: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RGB, tcuTexture.ChannelType.UNORM_INT_1010102_REV); case gl.RG32F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.FLOAT); case gl.RG32I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT32); case gl.RG32UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT32); //case gl.RG16: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNORM_INT16); //case gl.RG16_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SNORM_INT16); case gl.RG16F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.HALF_FLOAT); case gl.RG16I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT16); case gl.RG16UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT16); case gl.RG8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNORM_INT8); case gl.RG8I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SIGNED_INT8); case gl.RG8UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.UNSIGNED_INT8); case gl.RG8_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.RG, tcuTexture.ChannelType.SNORM_INT8); case gl.R32F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.FLOAT); case gl.R32I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT32); case gl.R32UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT32); //case gl.R16: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNORM_INT16); //case gl.R16_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SNORM_INT16); case gl.R16F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.HALF_FLOAT); case gl.R16I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT16); case gl.R16UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT16); case gl.R8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNORM_INT8); case gl.R8I: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SIGNED_INT8); case gl.R8UI: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.UNSIGNED_INT8); case gl.R8_SNORM: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.R, tcuTexture.ChannelType.SNORM_INT8); case gl.DEPTH_COMPONENT32F: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.FLOAT); case gl.DEPTH_COMPONENT24: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNSIGNED_INT_24_8); //case gl.DEPTH_COMPONENT32: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.D, tcuTexture.ChannelType.UNSIGNED_INT32); case gl.DEPTH32F_STENCIL8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.DS, tcuTexture.ChannelType.FLOAT_UNSIGNED_INT_24_8_REV); case gl.DEPTH24_STENCIL8: return new tcuTexture.TextureFormat(tcuTexture.ChannelOrder.DS, tcuTexture.ChannelType.UNSIGNED_INT_24_8); default: throw new Error("Can't map GL sized internal format (" + internalFormat.toString(16) + ') to texture format'); } }; /** * @param {number} format * @return {boolean} */ gluTextureUtil.isGLInternalColorFormatFilterable = function(format) { switch (format) { case gl.R8: case gl.R8_SNORM: case gl.RG8: case gl.RG8_SNORM: case gl.RGB8: case gl.RGB8_SNORM: case gl.RGB565: case gl.RGBA4: case gl.RGB5_A1: case gl.RGBA8: case gl.RGBA8_SNORM: case gl.RGB10_A2: case gl.SRGB8: case gl.SRGB8_ALPHA8: case gl.R16F: case gl.RG16F: case gl.RGB16F: case gl.RGBA16F: case gl.R11F_G11F_B10F: case gl.RGB9_E5: return true; case gl.RGB10_A2UI: case gl.R32F: case gl.RG32F: case gl.RGB32F: case gl.RGBA32F: case gl.R8I: case gl.R8UI: case gl.R16I: case gl.R16UI: case gl.R32I: case gl.R32UI: case gl.RG8I: case gl.RG8UI: case gl.RG16I: case gl.RG16UI: case gl.RG32I: case gl.RG32UI: case gl.RGB8I: case gl.RGB8UI: case gl.RGB16I: case gl.RGB16UI: case gl.RGB32I: case gl.RGB32UI: case gl.RGBA8I: case gl.RGBA8UI: case gl.RGBA16I: case gl.RGBA16UI: case gl.RGBA32I: case gl.RGBA32UI: return false; default: throw new Error('Unrecognized format ' + format); } }; /** * @param {number} wrapMode * @return {tcuTexture.WrapMode} */ gluTextureUtil.mapGLWrapMode = function(wrapMode) { switch (wrapMode) { case gl.CLAMP_TO_EDGE: return tcuTexture.WrapMode.CLAMP_TO_EDGE; case gl.REPEAT: return tcuTexture.WrapMode.REPEAT_GL; case gl.MIRRORED_REPEAT: return tcuTexture.WrapMode.MIRRORED_REPEAT_GL; default: throw new Error("Can't map GL wrap mode " + deString.enumToString(gl, wrapMode)); } }; /** * @param {number} filterMode * @return {tcuTexture.FilterMode} * @throws {Error} */ gluTextureUtil.mapGLFilterMode = function(filterMode) { switch (filterMode) { case gl.NEAREST: return tcuTexture.FilterMode.NEAREST; case gl.LINEAR: return tcuTexture.FilterMode.LINEAR; case gl.NEAREST_MIPMAP_NEAREST: return tcuTexture.FilterMode.NEAREST_MIPMAP_NEAREST; case gl.NEAREST_MIPMAP_LINEAR: return tcuTexture.FilterMode.NEAREST_MIPMAP_LINEAR; case gl.LINEAR_MIPMAP_NEAREST: return tcuTexture.FilterMode.LINEAR_MIPMAP_NEAREST; case gl.LINEAR_MIPMAP_LINEAR: return tcuTexture.FilterMode.LINEAR_MIPMAP_LINEAR; default: throw new Error("Can't map GL filter mode" + filterMode); } }; /* TODO: Port the code below */ // /*--------------------------------------------------------------------*//*! // * \brief Map GL sampler parameters to tcu::Sampler. // * // * If no mapping is found, throws tcu::InternalError. // * // * \param wrapS S-component wrap mode // * \param minFilter Minification filter mode // * \param magFilter Magnification filter mode // * \return Sampler description. // *//*--------------------------------------------------------------------*/ // /*tcu::Sampler mapGLSamplerWrapS (deUint32 wrapS, deUint32 minFilter, deUint32 magFilter) // { // return mapGLSampler(wrapS, wrapS, wrapS, minFilter, magFilter); // } // */ /** * Map GL sampler parameters to tcu::Sampler. * * If no mapping is found, throws tcu::InternalError. * * @param {number} wrapS S-component wrap mode * @param {number} wrapT T-component wrap mode * @param {number} minFilter Minification filter mode * @param {number} magFilter Magnification filter mode * @return {tcuTexture.Sampler} */ gluTextureUtil.mapGLSamplerWrapST = function(wrapS, wrapT, minFilter, magFilter) { return gluTextureUtil.mapGLSampler(wrapS, wrapT, wrapS, minFilter, magFilter); }; /** * Map GL sampler parameters to tcu::Sampler. * * If no mapping is found, throws tcu::InternalError. * @param {number} wrapS S-component wrap mode * @param {number} wrapT T-component wrap mode * @param {number} wrapR R-component wrap mode * @param {number} minFilter Minification filter mode * @param {number} magFilter Magnification filter mode * @return {tcuTexture.Sampler} */ gluTextureUtil.mapGLSampler = function(wrapS, wrapT, wrapR, minFilter, magFilter) { return new tcuTexture.Sampler( gluTextureUtil.mapGLWrapMode(wrapS), gluTextureUtil.mapGLWrapMode(wrapT), gluTextureUtil.mapGLWrapMode(wrapR), gluTextureUtil.mapGLFilterMode(minFilter), gluTextureUtil.mapGLFilterMode(magFilter), 0.0, true, tcuTexture.CompareMode.COMPAREMODE_NONE, 0, [0.0, 0.0, 0.0, 0.0]); }; // /*--------------------------------------------------------------------*//*! // * \brief Map GL compare function to tcu::Sampler::CompareMode. // * // * If no mapping is found, throws tcu::InternalError. // * // * \param mode GL compare mode // * \return Compare mode // *//*--------------------------------------------------------------------*/ /** * @param {number} mode */ gluTextureUtil.mapGLCompareFunc = function(mode) { switch (mode) { case gl.LESS: return tcuTexture.CompareMode.COMPAREMODE_LESS; case gl.LEQUAL: return tcuTexture.CompareMode.COMPAREMODE_LESS_OR_EQUAL; case gl.GREATER: return tcuTexture.CompareMode.COMPAREMODE_GREATER; case gl.GEQUAL: return tcuTexture.CompareMode.COMPAREMODE_GREATER_OR_EQUAL; case gl.EQUAL: return tcuTexture.CompareMode.COMPAREMODE_EQUAL; case gl.NOTEQUAL: return tcuTexture.CompareMode.COMPAREMODE_NOT_EQUAL; case gl.ALWAYS: return tcuTexture.CompareMode.COMPAREMODE_ALWAYS; case gl.NEVER: return tcuTexture.CompareMode.COMPAREMODE_NEVER; default: throw new Error("Can't map GL compare mode " + mode); } }; /** * Get GL wrap mode. * * If no mapping is found, throws tcu::InternalError. * * @param {tcuTexture.WrapMode} wrapMode * @return {number} GL wrap mode */ gluTextureUtil.getGLWrapMode = function(wrapMode) { switch (wrapMode) { case tcuTexture.WrapMode.CLAMP_TO_EDGE: return gl.CLAMP_TO_EDGE; case tcuTexture.WrapMode.REPEAT_GL: return gl.REPEAT; case tcuTexture.WrapMode.MIRRORED_REPEAT_GL: return gl.MIRRORED_REPEAT; default: throw new Error("Can't map wrap mode"); } }; /** * Get GL filter mode. * * If no mapping is found, throws tcu::InternalError. * * @param {tcuTexture.FilterMode} filterMode Filter mode * @return {number} GL filter mode */ gluTextureUtil.getGLFilterMode = function(filterMode) { switch (filterMode) { case tcuTexture.FilterMode.NEAREST: return gl.NEAREST; case tcuTexture.FilterMode.LINEAR: return gl.LINEAR; case tcuTexture.FilterMode.NEAREST_MIPMAP_NEAREST: return gl.NEAREST_MIPMAP_NEAREST; case tcuTexture.FilterMode.NEAREST_MIPMAP_LINEAR: return gl.NEAREST_MIPMAP_LINEAR; case tcuTexture.FilterMode.LINEAR_MIPMAP_NEAREST: return gl.LINEAR_MIPMAP_NEAREST; case tcuTexture.FilterMode.LINEAR_MIPMAP_LINEAR: return gl.LINEAR_MIPMAP_LINEAR; default: throw new Error("Can't map filter mode"); } }; /** * Get GL compare mode. * * If no mapping is found, throws tcu::InternalError. * * @param {tcuTexture.CompareMode} compareMode Compare mode * @return {number} GL compare mode */ gluTextureUtil.getGLCompareFunc = function(compareMode) { switch (compareMode) { case tcuTexture.CompareMode.COMPAREMODE_NONE: return gl.NONE; case tcuTexture.CompareMode.COMPAREMODE_LESS: return gl.LESS; case tcuTexture.CompareMode.COMPAREMODE_LESS_OR_EQUAL: return gl.LEQUAL; case tcuTexture.CompareMode.COMPAREMODE_GREATER: return gl.GREATER; case tcuTexture.CompareMode.COMPAREMODE_GREATER_OR_EQUAL: return gl.GEQUAL; case tcuTexture.CompareMode.COMPAREMODE_EQUAL: return gl.EQUAL; case tcuTexture.CompareMode.COMPAREMODE_NOT_EQUAL: return gl.NOTEQUAL; case tcuTexture.CompareMode.COMPAREMODE_ALWAYS: return gl.ALWAYS; case tcuTexture.CompareMode.COMPAREMODE_NEVER: return gl.NEVER; default: throw new Error("Can't map compare mode"); } }; /** * Get GL cube face. * * If no mapping is found, throws tcu::InternalError. * * @param {tcuTexture.CubeFace} face Cube face * @return {number} GL cube face */ gluTextureUtil.getGLCubeFace = function(face) { switch (face) { case tcuTexture.CubeFace.CUBEFACE_NEGATIVE_X: return gl.TEXTURE_CUBE_MAP_NEGATIVE_X; case tcuTexture.CubeFace.CUBEFACE_POSITIVE_X: return gl.TEXTURE_CUBE_MAP_POSITIVE_X; case tcuTexture.CubeFace.CUBEFACE_NEGATIVE_Y: return gl.TEXTURE_CUBE_MAP_NEGATIVE_Y; case tcuTexture.CubeFace.CUBEFACE_POSITIVE_Y: return gl.TEXTURE_CUBE_MAP_POSITIVE_Y; case tcuTexture.CubeFace.CUBEFACE_NEGATIVE_Z: return gl.TEXTURE_CUBE_MAP_NEGATIVE_Z; case tcuTexture.CubeFace.CUBEFACE_POSITIVE_Z: return gl.TEXTURE_CUBE_MAP_POSITIVE_Z; default: throw Error("Can't map cube face"); } }; // /*--------------------------------------------------------------------*//*! // * \brief Get GLSL sampler type for texture format. // * // * If no mapping is found, glu::TYPE_LAST is returned. // * // * \param format Texture format // * \return GLSL 1D sampler type for format // *//*--------------------------------------------------------------------*/ // DataType getSampler1DType (tcu::TextureFormat format) // { // using tcu::TextureFormat; // if (format.order == tcuTexture.ChannelOrder.D || format.order == tcuTexture.ChannelOrder.DS) // return TYPE_SAMPLER_1D; // if (format.order == tcuTexture.ChannelOrder.S) // return TYPE_LAST; // switch (tcu::getTextureChannelClass(format.type)) // { // case tcu::TEXTURECHANNELCLASS_FLOATING_POINT: // case tcu::TEXTURECHANNELCLASS_SIGNED_FIXED_POINT: // case tcu::TEXTURECHANNELCLASS_UNSIGNED_FIXED_POINT: // return glu::TYPE_SAMPLER_1D; // case tcu::TEXTURECHANNELCLASS_SIGNED_INTEGER: // return glu::TYPE_INT_SAMPLER_1D; // case tcu::TEXTURECHANNELCLASS_UNSIGNED_INTEGER: // return glu::TYPE_UINT_SAMPLER_1D; // default: // return glu::TYPE_LAST; // } // } /** * Get GLSL sampler type for texture format. * If no mapping is found, glu::TYPE_LAST is returned. * * @param {tcuTexture.TextureFormat} format * @return {gluShaderUtil.DataType} GLSL 2D sampler type for format */ gluTextureUtil.getSampler2DType = function(format) { if (format.order == tcuTexture.ChannelOrder.D || format.order == tcuTexture.ChannelOrder.DS) return gluShaderUtil.DataType.SAMPLER_2D; if (format.order == tcuTexture.ChannelOrder.S) return /** @type {gluShaderUtil.DataType} */ (Object.keys(gluShaderUtil.DataType).length); switch (tcuTexture.getTextureChannelClass(format.type)) { case tcuTexture.TextureChannelClass.FLOATING_POINT: case tcuTexture.TextureChannelClass.SIGNED_FIXED_POINT: case tcuTexture.TextureChannelClass.UNSIGNED_FIXED_POINT: return gluShaderUtil.DataType.SAMPLER_2D; case tcuTexture.TextureChannelClass.SIGNED_INTEGER: return gluShaderUtil.DataType.INT_SAMPLER_2D; case tcuTexture.TextureChannelClass.UNSIGNED_INTEGER: return gluShaderUtil.DataType.UINT_SAMPLER_2D; default: return /** @type {gluShaderUtil.DataType} */ (Object.keys(gluShaderUtil.DataType).length); } }; /** * * @param {tcuTexture.TextureFormat} format * @return {gluShaderUtil.DataType} GLSL 2D sampler type for format */ gluTextureUtil.getSampler3DType = function(format) { if (format.order === tcuTexture.ChannelOrder.D || format.order === tcuTexture.ChannelOrder.DS) return gluShaderUtil.DataType.SAMPLER_3D; if (format.order === tcuTexture.ChannelOrder.S) return /** @type {gluShaderUtil.DataType} */ (Object.keys(gluShaderUtil.DataType).length); // shouldn't we throw an error instead? switch (tcuTexture.getTextureChannelClass(format.type)) { case tcuTexture.TextureChannelClass.FLOATING_POINT: case tcuTexture.TextureChannelClass.SIGNED_FIXED_POINT: case tcuTexture.TextureChannelClass.UNSIGNED_FIXED_POINT: return gluShaderUtil.DataType.SAMPLER_3D; case tcuTexture.TextureChannelClass.SIGNED_INTEGER: return gluShaderUtil.DataType.INT_SAMPLER_3D; case tcuTexture.TextureChannelClass.UNSIGNED_INTEGER: return gluShaderUtil.DataType.UINT_SAMPLER_3D; default: return /** @type {gluShaderUtil.DataType} */ (Object.keys(gluShaderUtil.DataType).length); } }; /** * \brief Get GLSL sampler type for texture format. * * @param {tcuTexture.TextureFormat} format * @return {gluShaderUtil.DataType} GLSL 2D sampler type for format */ gluTextureUtil.getSamplerCubeType = function(format) { if (format.order == tcuTexture.ChannelOrder.D || format.order == tcuTexture.ChannelOrder.DS) return gluShaderUtil.DataType.SAMPLER_CUBE; if (format.order == tcuTexture.ChannelOrder.S) throw new Error('No cube sampler'); switch (tcuTexture.getTextureChannelClass(format.type)) { case tcuTexture.TextureChannelClass.FLOATING_POINT: case tcuTexture.TextureChannelClass.SIGNED_FIXED_POINT: case tcuTexture.TextureChannelClass.UNSIGNED_FIXED_POINT: return gluShaderUtil.DataType.SAMPLER_CUBE; case tcuTexture.TextureChannelClass.SIGNED_INTEGER: return gluShaderUtil.DataType.INT_SAMPLER_CUBE; case tcuTexture.TextureChannelClass.UNSIGNED_INTEGER: return gluShaderUtil.DataType.UINT_SAMPLER_CUBE; default: throw new Error('No cube sampler'); } }; /** * \brief Get GLSL sampler type for texture format. * * If no mapping is found, glu::TYPE_LAST is returned. * * @param {tcuTexture.TextureFormat} format * @return {gluShaderUtil.DataType} GLSL 2D sampler type for format */ gluTextureUtil.getSampler2DArrayType = function(format) { if (format.order == tcuTexture.ChannelOrder.D || format.order == tcuTexture.ChannelOrder.DS) return gluShaderUtil.DataType.SAMPLER_2D_ARRAY; if (format.order == tcuTexture.ChannelOrder.S) throw new Error('No 2d array sampler'); switch (tcuTexture.getTextureChannelClass(format.type)) { case tcuTexture.TextureChannelClass.FLOATING_POINT: case tcuTexture.TextureChannelClass.SIGNED_FIXED_POINT: case tcuTexture.TextureChannelClass.UNSIGNED_FIXED_POINT: return gluShaderUtil.DataType.SAMPLER_2D_ARRAY; case tcuTexture.TextureChannelClass.SIGNED_INTEGER: return gluShaderUtil.DataType.INT_SAMPLER_2D_ARRAY; case tcuTexture.TextureChannelClass.UNSIGNED_INTEGER: return gluShaderUtil.DataType.UINT_SAMPLER_2D_ARRAY; default: throw new Error('No 2d array sampler'); } }; /** * \brief Get GLSL sampler type for texture format. * * If no mapping is found, glu::TYPE_LAST is returned. * * @param {tcuTexture.TextureFormat} format * @return {gluShaderUtil.DataType} GLSL 2D sampler type for format */ gluTextureUtil.getSampler3D = function(format) { if (format.order == tcuTexture.ChannelOrder.D || format.order == tcuTexture.ChannelOrder.DS) return gluShaderUtil.DataType.SAMPLER_3D; if (format.order == tcuTexture.ChannelOrder.S) throw new Error('No 3d sampler'); switch (tcuTexture.getTextureChannelClass(format.type)) { case tcuTexture.TextureChannelClass.FLOATING_POINT: case tcuTexture.TextureChannelClass.SIGNED_FIXED_POINT: case tcuTexture.TextureChannelClass.UNSIGNED_FIXED_POINT: return gluShaderUtil.DataType.SAMPLER_3D; case tcuTexture.TextureChannelClass.SIGNED_INTEGER: return gluShaderUtil.DataType.INT_SAMPLER_3D; case tcuTexture.TextureChannelClass.UNSIGNED_INTEGER: return gluShaderUtil.DataType.UINT_SAMPLER_3D; default: throw new Error('No 3d sampler'); } }; gluTextureUtil.RenderableType = { RENDERABLE_COLOR: (1<<0), RENDERABLE_DEPTH: (1<<1), RENDERABLE_STENCIL: (1<<2) }; /** * \brief Get renderable bits. * \note Works currently only on ES3 context. * * @param {number} internalFormat * @return {gluTextureUtil.RenderableType} */ gluTextureUtil.getRenderableBitsES3 = function(internalFormat) { switch (internalFormat) { // Color-renderable formats case gl.RGBA32I: case gl.RGBA32UI: case gl.RGBA16I: case gl.RGBA16UI: case gl.RGBA8: case gl.RGBA8I: case gl.RGBA8UI: case gl.SRGB8_ALPHA8: case gl.RGB10_A2: case gl.RGB10_A2UI: case gl.RGBA4: case gl.RGB5_A1: case gl.RGB8: case gl.RGB565: case gl.RG32I: case gl.RG32UI: case gl.RG16I: case gl.RG16UI: case gl.RG8: case gl.RG8I: case gl.RG8UI: case gl.R32I: case gl.R32UI: case gl.R16I: case gl.R16UI: case gl.R8: case gl.R8I: case gl.R8UI: return gluTextureUtil.RenderableType.RENDERABLE_COLOR; // EXT_color_buffer_float case gl.RGBA32F: case gl.R11F_G11F_B10F: case gl.RG32F: case gl.R32F: case gl.RGBA16F: case gl.RG16F: case gl.R16F: if (gl.getExtension("EXT_color_buffer_float")) return gluTextureUtil.RenderableType.RENDERABLE_COLOR; else return 0; // Depth formats case gl.DEPTH_COMPONENT32F: case gl.DEPTH_COMPONENT24: case gl.DEPTH_COMPONENT16: return gluTextureUtil.RenderableType.RENDERABLE_DEPTH; // Depth+stencil formats case gl.DEPTH32F_STENCIL8: case gl.DEPTH24_STENCIL8: return gluTextureUtil.RenderableType.RENDERABLE_DEPTH | gluTextureUtil.RenderableType.RENDERABLE_STENCIL; // Stencil formats case gl.STENCIL_INDEX8: return gluTextureUtil.RenderableType.RENDERABLE_STENCIL; default: return 0; } } /** * \brief Check if sized internal format is color-renderable. * \note Works currently only on ES3 context. * * @param {number} sizedFormat * @return {boolean} */ gluTextureUtil.isSizedFormatColorRenderable = function(sizedFormat) { var renderable = 0; renderable = gluTextureUtil.getRenderableBitsES3(sizedFormat); return (renderable & gluTextureUtil.RenderableType.RENDERABLE_COLOR) != 0; } });