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Diffstat (limited to 'external/include/glm/packing.hpp')
| -rw-r--r-- | external/include/glm/packing.hpp | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/external/include/glm/packing.hpp b/external/include/glm/packing.hpp deleted file mode 100644 index c509fbf..0000000 --- a/external/include/glm/packing.hpp +++ /dev/null @@ -1,170 +0,0 @@ -/// @ref core -/// @file glm/packing.hpp -/// -/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> -/// @see gtc_packing -/// -/// @defgroup core_func_packing Floating-Point Pack and Unpack Functions -/// @ingroup core -/// -/// Include <glm/packing.hpp> to use these core features. -/// -/// These functions do not operate component-wise, rather as described in each case. - -#pragma once - -#include "detail/type_vec2.hpp" -#include "detail/type_vec4.hpp" - -namespace glm -{ - /// @addtogroup core_func_packing - /// @{ - - /// First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. - /// Then, the results are packed into the returned 32-bit unsigned integer. - /// - /// The conversion for component c of v to fixed point is done as follows: - /// packUnorm2x16: round(clamp(c, 0, +1) * 65535.0) - /// - /// The first component of the vector will be written to the least significant bits of the output; - /// the last component will be written to the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packUnorm2x16.xml">GLSL packUnorm2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uint packUnorm2x16(vec2 const& v); - - /// First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. - /// Then, the results are packed into the returned 32-bit unsigned integer. - /// - /// The conversion for component c of v to fixed point is done as follows: - /// packSnorm2x16: round(clamp(v, -1, +1) * 32767.0) - /// - /// The first component of the vector will be written to the least significant bits of the output; - /// the last component will be written to the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packSnorm2x16.xml">GLSL packSnorm2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uint packSnorm2x16(vec2 const& v); - - /// First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. - /// Then, the results are packed into the returned 32-bit unsigned integer. - /// - /// The conversion for component c of v to fixed point is done as follows: - /// packUnorm4x8: round(clamp(c, 0, +1) * 255.0) - /// - /// The first component of the vector will be written to the least significant bits of the output; - /// the last component will be written to the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packUnorm4x8.xml">GLSL packUnorm4x8 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uint packUnorm4x8(vec4 const& v); - - /// First, converts each component of the normalized floating-point value v into 8- or 16-bit integer values. - /// Then, the results are packed into the returned 32-bit unsigned integer. - /// - /// The conversion for component c of v to fixed point is done as follows: - /// packSnorm4x8: round(clamp(c, -1, +1) * 127.0) - /// - /// The first component of the vector will be written to the least significant bits of the output; - /// the last component will be written to the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packSnorm4x8.xml">GLSL packSnorm4x8 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uint packSnorm4x8(vec4 const& v); - - /// First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. - /// Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector. - /// - /// The conversion for unpacked fixed-point value f to floating point is done as follows: - /// unpackUnorm2x16: f / 65535.0 - /// - /// The first component of the returned vector will be extracted from the least significant bits of the input; - /// the last component will be extracted from the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackUnorm2x16.xml">GLSL unpackUnorm2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL vec2 unpackUnorm2x16(uint p); - - /// First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. - /// Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector. - /// - /// The conversion for unpacked fixed-point value f to floating point is done as follows: - /// unpackSnorm2x16: clamp(f / 32767.0, -1, +1) - /// - /// The first component of the returned vector will be extracted from the least significant bits of the input; - /// the last component will be extracted from the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackSnorm2x16.xml">GLSL unpackSnorm2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL vec2 unpackSnorm2x16(uint p); - - /// First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. - /// Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector. - /// - /// The conversion for unpacked fixed-point value f to floating point is done as follows: - /// unpackUnorm4x8: f / 255.0 - /// - /// The first component of the returned vector will be extracted from the least significant bits of the input; - /// the last component will be extracted from the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackUnorm4x8.xml">GLSL unpackUnorm4x8 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL vec4 unpackUnorm4x8(uint p); - - /// First, unpacks a single 32-bit unsigned integer p into a pair of 16-bit unsigned integers, four 8-bit unsigned integers, or four 8-bit signed integers. - /// Then, each component is converted to a normalized floating-point value to generate the returned two- or four-component vector. - /// - /// The conversion for unpacked fixed-point value f to floating point is done as follows: - /// unpackSnorm4x8: clamp(f / 127.0, -1, +1) - /// - /// The first component of the returned vector will be extracted from the least significant bits of the input; - /// the last component will be extracted from the most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackSnorm4x8.xml">GLSL unpackSnorm4x8 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL vec4 unpackSnorm4x8(uint p); - - /// Returns a double-qualifier value obtained by packing the components of v into a 64-bit value. - /// If an IEEE 754 Inf or NaN is created, it will not signal, and the resulting floating point value is unspecified. - /// Otherwise, the bit- level representation of v is preserved. - /// The first vector component specifies the 32 least significant bits; - /// the second component specifies the 32 most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packDouble2x32.xml">GLSL packDouble2x32 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL double packDouble2x32(uvec2 const& v); - - /// Returns a two-component unsigned integer vector representation of v. - /// The bit-level representation of v is preserved. - /// The first component of the vector contains the 32 least significant bits of the double; - /// the second component consists the 32 most significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackDouble2x32.xml">GLSL unpackDouble2x32 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uvec2 unpackDouble2x32(double v); - - /// Returns an unsigned integer obtained by converting the components of a two-component floating-point vector - /// to the 16-bit floating-point representation found in the OpenGL Specification, - /// and then packing these two 16- bit integers into a 32-bit unsigned integer. - /// The first vector component specifies the 16 least-significant bits of the result; - /// the second component specifies the 16 most-significant bits. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/packHalf2x16.xml">GLSL packHalf2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL uint packHalf2x16(vec2 const& v); - - /// Returns a two-component floating-point vector with components obtained by unpacking a 32-bit unsigned integer into a pair of 16-bit values, - /// interpreting those values as 16-bit floating-point numbers according to the OpenGL Specification, - /// and converting them to 32-bit floating-point values. - /// The first component of the vector is obtained from the 16 least-significant bits of v; - /// the second component is obtained from the 16 most-significant bits of v. - /// - /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/unpackHalf2x16.xml">GLSL unpackHalf2x16 man page</a> - /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.4 Floating-Point Pack and Unpack Functions</a> - GLM_FUNC_DECL vec2 unpackHalf2x16(uint v); - - /// @} -}//namespace glm - -#include "detail/func_packing.inl" |