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Diffstat (limited to 'src/3rdparty/angle/src/common/utilities.h')
-rw-r--r-- | src/3rdparty/angle/src/common/utilities.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/common/utilities.h b/src/3rdparty/angle/src/common/utilities.h new file mode 100644 index 0000000000..a823184ecd --- /dev/null +++ b/src/3rdparty/angle/src/common/utilities.h @@ -0,0 +1,52 @@ +// +// Copyright (c) 2002-2013 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. +// + +// utilities.h: Conversion functions and other utility routines. + +#ifndef LIBGLESV2_UTILITIES_H +#define LIBGLESV2_UTILITIES_H + +#include "angle_gl.h" +#include <string> +#include <math.h> + +namespace gl +{ + +int VariableComponentCount(GLenum type); +GLenum VariableComponentType(GLenum type); +size_t VariableComponentSize(GLenum type); +size_t VariableInternalSize(GLenum type); +size_t VariableExternalSize(GLenum type); +GLenum VariableBoolVectorType(GLenum type); +int VariableRowCount(GLenum type); +int VariableColumnCount(GLenum type); +bool IsSampler(GLenum type); +bool IsMatrixType(GLenum type); +GLenum TransposeMatrixType(GLenum type); +int VariableRegisterCount(GLenum type); +int MatrixRegisterCount(GLenum type, bool isRowMajorMatrix); +int MatrixComponentCount(GLenum type, bool isRowMajorMatrix); +int VariableSortOrder(GLenum type); + +int AllocateFirstFreeBits(unsigned int *bits, unsigned int allocationSize, unsigned int bitsSize); + +bool IsCubemapTextureTarget(GLenum target); + +bool IsTriangleMode(GLenum drawMode); + +// [OpenGL ES 3.0.2] Section 2.3.1 page 14 +// Data Conversion For State-Setting Commands +// Floating-point values are rounded to the nearest integer, instead of truncated, as done by static_cast. +template <typename outT> outT iround(GLfloat value) { return static_cast<outT>(value > 0.0f ? floor(value + 0.5f) : ceil(value - 0.5f)); } +template <typename outT> outT uiround(GLfloat value) { return static_cast<outT>(value + 0.5f); } + +} + +std::string getTempPath(); +void writeFile(const char* path, const void* data, size_t size); + +#endif // LIBGLESV2_UTILITIES_H |