| // Copyright 2018 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // PackedGLEnums.cpp: |
| // Declares ANGLE-specific enums classes for GLEnum and functions operating |
| // on them. |
| |
| #include "common/PackedEnums.h" |
| |
| #include "common/utilities.h" |
| |
| namespace gl |
| { |
| |
| TextureType TextureTargetToType(TextureTarget target) |
| { |
| switch (target) |
| { |
| case TextureTarget::CubeMapNegativeX: |
| case TextureTarget::CubeMapNegativeY: |
| case TextureTarget::CubeMapNegativeZ: |
| case TextureTarget::CubeMapPositiveX: |
| case TextureTarget::CubeMapPositiveY: |
| case TextureTarget::CubeMapPositiveZ: |
| return TextureType::CubeMap; |
| case TextureTarget::External: |
| return TextureType::External; |
| case TextureTarget::Rectangle: |
| return TextureType::Rectangle; |
| case TextureTarget::_2D: |
| return TextureType::_2D; |
| case TextureTarget::_2DArray: |
| return TextureType::_2DArray; |
| case TextureTarget::_2DMultisample: |
| return TextureType::_2DMultisample; |
| case TextureTarget::_2DMultisampleArray: |
| return TextureType::_2DMultisampleArray; |
| case TextureTarget::_3D: |
| return TextureType::_3D; |
| case TextureTarget::InvalidEnum: |
| return TextureType::InvalidEnum; |
| default: |
| UNREACHABLE(); |
| return TextureType::InvalidEnum; |
| } |
| } |
| |
| bool IsCubeMapFaceTarget(TextureTarget target) |
| { |
| return TextureTargetToType(target) == TextureType::CubeMap; |
| } |
| |
| TextureTarget NonCubeTextureTypeToTarget(TextureType type) |
| { |
| switch (type) |
| { |
| case TextureType::External: |
| return TextureTarget::External; |
| case TextureType::Rectangle: |
| return TextureTarget::Rectangle; |
| case TextureType::_2D: |
| return TextureTarget::_2D; |
| case TextureType::_2DArray: |
| return TextureTarget::_2DArray; |
| case TextureType::_2DMultisample: |
| return TextureTarget::_2DMultisample; |
| case TextureType::_2DMultisampleArray: |
| return TextureTarget::_2DMultisampleArray; |
| case TextureType::_3D: |
| return TextureTarget::_3D; |
| default: |
| UNREACHABLE(); |
| return TextureTarget::InvalidEnum; |
| } |
| } |
| |
| // Check that we can do arithmetic on TextureTarget to convert from / to cube map faces |
| static_assert(static_cast<uint8_t>(TextureTarget::CubeMapNegativeX) - |
| static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) == |
| 1u, |
| ""); |
| static_assert(static_cast<uint8_t>(TextureTarget::CubeMapPositiveY) - |
| static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) == |
| 2u, |
| ""); |
| static_assert(static_cast<uint8_t>(TextureTarget::CubeMapNegativeY) - |
| static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) == |
| 3u, |
| ""); |
| static_assert(static_cast<uint8_t>(TextureTarget::CubeMapPositiveZ) - |
| static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) == |
| 4u, |
| ""); |
| static_assert(static_cast<uint8_t>(TextureTarget::CubeMapNegativeZ) - |
| static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) == |
| 5u, |
| ""); |
| |
| TextureTarget CubeFaceIndexToTextureTarget(size_t face) |
| { |
| ASSERT(face < 6u); |
| return static_cast<TextureTarget>(static_cast<uint8_t>(TextureTarget::CubeMapPositiveX) + face); |
| } |
| |
| size_t CubeMapTextureTargetToFaceIndex(TextureTarget target) |
| { |
| ASSERT(IsCubeMapFaceTarget(target)); |
| return static_cast<uint8_t>(target) - static_cast<uint8_t>(TextureTarget::CubeMapPositiveX); |
| } |
| |
| TextureType SamplerTypeToTextureType(GLenum samplerType) |
| { |
| switch (samplerType) |
| { |
| case GL_SAMPLER_2D: |
| case GL_INT_SAMPLER_2D: |
| case GL_UNSIGNED_INT_SAMPLER_2D: |
| case GL_SAMPLER_2D_SHADOW: |
| return TextureType::_2D; |
| |
| case GL_SAMPLER_EXTERNAL_OES: |
| return TextureType::External; |
| |
| case GL_SAMPLER_CUBE: |
| case GL_INT_SAMPLER_CUBE: |
| case GL_UNSIGNED_INT_SAMPLER_CUBE: |
| case GL_SAMPLER_CUBE_SHADOW: |
| return TextureType::CubeMap; |
| |
| case GL_SAMPLER_2D_ARRAY: |
| case GL_INT_SAMPLER_2D_ARRAY: |
| case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY: |
| case GL_SAMPLER_2D_ARRAY_SHADOW: |
| return TextureType::_2DArray; |
| |
| case GL_SAMPLER_3D: |
| case GL_INT_SAMPLER_3D: |
| case GL_UNSIGNED_INT_SAMPLER_3D: |
| return TextureType::_3D; |
| |
| case GL_SAMPLER_2D_MULTISAMPLE: |
| case GL_INT_SAMPLER_2D_MULTISAMPLE: |
| case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE: |
| return TextureType::_2DMultisample; |
| |
| case GL_SAMPLER_2D_MULTISAMPLE_ARRAY: |
| case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY: |
| case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY: |
| return TextureType::_2DMultisampleArray; |
| |
| case GL_SAMPLER_2D_RECT_ANGLE: |
| return TextureType::Rectangle; |
| |
| default: |
| UNREACHABLE(); |
| return TextureType::InvalidEnum; |
| } |
| } |
| |
| bool IsMultisampled(TextureType type) |
| { |
| switch (type) |
| { |
| case TextureType::_2DMultisample: |
| case TextureType::_2DMultisampleArray: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| bool IsArrayTextureType(TextureType type) |
| { |
| switch (type) |
| { |
| case TextureType::_2DArray: |
| case TextureType::_2DMultisampleArray: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| std::ostream &operator<<(std::ostream &os, PrimitiveMode value) |
| { |
| switch (value) |
| { |
| case PrimitiveMode::LineLoop: |
| os << "GL_LINE_LOOP"; |
| break; |
| case PrimitiveMode::Lines: |
| os << "GL_LINES"; |
| break; |
| case PrimitiveMode::LinesAdjacency: |
| os << "GL_LINES_ADJACENCY"; |
| break; |
| case PrimitiveMode::LineStrip: |
| os << "GL_LINE_STRIP"; |
| break; |
| case PrimitiveMode::LineStripAdjacency: |
| os << "GL_LINE_STRIP_ADJANCENCY"; |
| break; |
| case PrimitiveMode::Points: |
| os << "GL_POINTS"; |
| break; |
| case PrimitiveMode::TriangleFan: |
| os << "GL_TRIANGLE_FAN"; |
| break; |
| case PrimitiveMode::Triangles: |
| os << "GL_TRIANGLES"; |
| break; |
| case PrimitiveMode::TrianglesAdjacency: |
| os << "GL_TRIANGLES_ADJANCENCY"; |
| break; |
| case PrimitiveMode::TriangleStrip: |
| os << "GL_TRIANGLE_STRIP"; |
| break; |
| case PrimitiveMode::TriangleStripAdjacency: |
| os << "GL_TRIANGLE_STRIP_ADJACENCY"; |
| break; |
| default: |
| os << "GL_INVALID_ENUM"; |
| break; |
| } |
| return os; |
| } |
| |
| std::ostream &operator<<(std::ostream &os, DrawElementsType value) |
| { |
| switch (value) |
| { |
| case DrawElementsType::UnsignedByte: |
| os << "GL_UNSIGNED_BYTE"; |
| break; |
| case DrawElementsType::UnsignedShort: |
| os << "GL_UNSIGNED_SHORT"; |
| break; |
| case DrawElementsType::UnsignedInt: |
| os << "GL_UNSIGNED_INT"; |
| break; |
| default: |
| os << "GL_INVALID_ENUM"; |
| break; |
| } |
| |
| return os; |
| } |
| |
| std::ostream &operator<<(std::ostream &os, VertexAttribType value) |
| { |
| switch (value) |
| { |
| case VertexAttribType::Byte: |
| os << "GL_BYTE"; |
| break; |
| case VertexAttribType::Fixed: |
| os << "GL_FIXED"; |
| break; |
| case VertexAttribType::Float: |
| os << "GL_FLOAT"; |
| break; |
| case VertexAttribType::HalfFloat: |
| os << "GL_HALF_FLOAT"; |
| break; |
| case VertexAttribType::Int: |
| os << "GL_INT"; |
| break; |
| case VertexAttribType::Int2101010: |
| os << "GL_INT_10_10_10_2"; |
| break; |
| case VertexAttribType::Int1010102: |
| os << "GL_INT_10_10_10_2_OES"; |
| break; |
| case VertexAttribType::Short: |
| os << "GL_SHORT"; |
| break; |
| case VertexAttribType::UnsignedByte: |
| os << "GL_UNSIGNED_BYTE"; |
| break; |
| case VertexAttribType::UnsignedInt: |
| os << "GL_UNSIGNED_INT"; |
| break; |
| case VertexAttribType::UnsignedInt2101010: |
| os << "GL_UNSIGNED_INT_10_10_10_2"; |
| break; |
| case VertexAttribType::UnsignedInt1010102: |
| os << "GL_UNSIGNED_INT_10_10_10_2_OES"; |
| break; |
| case VertexAttribType::UnsignedShort: |
| os << "GL_UNSIGNED_SHORT"; |
| break; |
| default: |
| os << "GL_INVALID_ENUM"; |
| break; |
| } |
| return os; |
| } |
| } // namespace gl |
| |
| namespace egl |
| { |
| MessageType ErrorCodeToMessageType(EGLint errorCode) |
| { |
| switch (errorCode) |
| { |
| case EGL_BAD_ALLOC: |
| case EGL_CONTEXT_LOST: |
| case EGL_NOT_INITIALIZED: |
| return MessageType::Critical; |
| |
| case EGL_BAD_ACCESS: |
| case EGL_BAD_ATTRIBUTE: |
| case EGL_BAD_CONFIG: |
| case EGL_BAD_CONTEXT: |
| case EGL_BAD_CURRENT_SURFACE: |
| case EGL_BAD_DISPLAY: |
| case EGL_BAD_MATCH: |
| case EGL_BAD_NATIVE_PIXMAP: |
| case EGL_BAD_NATIVE_WINDOW: |
| case EGL_BAD_PARAMETER: |
| case EGL_BAD_SURFACE: |
| case EGL_BAD_STREAM_KHR: |
| case EGL_BAD_STATE_KHR: |
| case EGL_BAD_DEVICE_EXT: |
| return MessageType::Error; |
| |
| case EGL_SUCCESS: |
| default: |
| UNREACHABLE(); |
| return MessageType::InvalidEnum; |
| } |
| } |
| } // namespace egl |
| |
| namespace egl_gl |
| { |
| |
| gl::TextureTarget EGLCubeMapTargetToCubeMapTarget(EGLenum eglTarget) |
| { |
| ASSERT(egl::IsCubeMapTextureTarget(eglTarget)); |
| return gl::CubeFaceIndexToTextureTarget(egl::CubeMapTextureTargetToLayerIndex(eglTarget)); |
| } |
| |
| gl::TextureTarget EGLImageTargetToTextureTarget(EGLenum eglTarget) |
| { |
| switch (eglTarget) |
| { |
| case EGL_GL_TEXTURE_2D_KHR: |
| return gl::TextureTarget::_2D; |
| |
| case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR: |
| case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR: |
| case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR: |
| case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR: |
| case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR: |
| case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR: |
| return EGLCubeMapTargetToCubeMapTarget(eglTarget); |
| |
| case EGL_GL_TEXTURE_3D_KHR: |
| return gl::TextureTarget::_3D; |
| |
| default: |
| UNREACHABLE(); |
| return gl::TextureTarget::InvalidEnum; |
| } |
| } |
| |
| gl::TextureType EGLTextureTargetToTextureType(EGLenum eglTarget) |
| { |
| switch (eglTarget) |
| { |
| case EGL_TEXTURE_2D: |
| return gl::TextureType::_2D; |
| |
| case EGL_TEXTURE_RECTANGLE_ANGLE: |
| return gl::TextureType::Rectangle; |
| |
| default: |
| UNREACHABLE(); |
| return gl::TextureType::InvalidEnum; |
| } |
| } |
| |
| } // namespace egl_gl |
