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scalar_multiplication.hpp
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1
13 #pragma once
14
15 #include "../detail/setup.hpp"
16
17 #if !GLM_HAS_TEMPLATE_ALIASES && !(GLM_COMPILER & GLM_COMPILER_GCC)
18 # error "GLM_GTX_scalar_multiplication requires C++11 support or alias templates and if not support for GCC"
19 #endif
20
21 #include "../vec2.hpp"
22 #include "../vec3.hpp"
23 #include "../vec4.hpp"
24 #include "../mat2x2.hpp"
25 #include <type_traits>
26
27 namespace glm
28 {
29 template <typename T, typename Vec>
30 using return_type_scalar_multiplication = typename std::enable_if<
31 !std::is_same<T, float>::value // T may not be a float
32 && std::is_arithmetic<T>::value, Vec // But it may be an int or double (no vec3 or mat3, ...)
33 >::type;
34
35 #define GLM_IMPLEMENT_SCAL_MULT(Vec) \
36 template <typename T> \
37 return_type_scalar_multiplication<T, Vec> \
38 operator*(T const & s, Vec rh){ \
39 return rh *= static_cast<float>(s); \
40 } \
41 \
42 template <typename T> \
43 return_type_scalar_multiplication<T, Vec> \
44 operator*(Vec lh, T const & s){ \
45 return lh *= static_cast<float>(s); \
46 } \
47 \
48 template <typename T> \
49 return_type_scalar_multiplication<T, Vec> \
50 operator/(Vec lh, T const & s){ \
51 return lh *= 1.0f / s; \
52 }
53
54 GLM_IMPLEMENT_SCAL_MULT(vec2)
55 GLM_IMPLEMENT_SCAL_MULT(vec3)
56 GLM_IMPLEMENT_SCAL_MULT(vec4)
57
58 GLM_IMPLEMENT_SCAL_MULT(mat2)
59 GLM_IMPLEMENT_SCAL_MULT(mat2x3)
60 GLM_IMPLEMENT_SCAL_MULT(mat2x4)
61 GLM_IMPLEMENT_SCAL_MULT(mat3x2)
62 GLM_IMPLEMENT_SCAL_MULT(mat3)
63 GLM_IMPLEMENT_SCAL_MULT(mat3x4)
64 GLM_IMPLEMENT_SCAL_MULT(mat4x2)
65 GLM_IMPLEMENT_SCAL_MULT(mat4x3)
66 GLM_IMPLEMENT_SCAL_MULT(mat4)
67
68 #undef GLM_IMPLEMENT_SCAL_MULT
69 } // namespace glm
glm::mat2x4
highp_mat2x4 mat2x4
2 columns of 4 components matrix of floating-point numbers.
Definition: type_mat.hpp:369
glm::mat2
mat2x2 mat2
2 columns of 2 components matrix of floating-point numbers.
Definition: type_mat.hpp:406
glm::mat2x3
highp_mat2x3 mat2x3
2 columns of 3 components matrix of floating-point numbers.
Definition: type_mat.hpp:364
glm::vec4
highp_vec4 vec4
4 components vector of floating-point numbers.
Definition: type_vec.hpp:466
glm::mat3x2
highp_mat3x2 mat3x2
3 columns of 2 components matrix of floating-point numbers.
Definition: type_mat.hpp:374
glm::mat3x4
highp_mat3x4 mat3x4
3 columns of 4 components matrix of floating-point numbers.
Definition: type_mat.hpp:384
glm::mat3
mat3x3 mat3
3 columns of 3 components matrix of floating-point numbers.
Definition: type_mat.hpp:411
glm
Definition: _noise.hpp:11
glm::mat4
mat4x4 mat4
4 columns of 4 components matrix of floating-point numbers.
Definition: type_mat.hpp:416
glm::mat4x2
highp_mat4x2 mat4x2
4 columns of 2 components matrix of floating-point numbers.
Definition: type_mat.hpp:389
glm::vec3
highp_vec3 vec3
3 components vector of floating-point numbers.
Definition: type_vec.hpp:461
glm::vec2
highp_vec2 vec2
2 components vector of floating-point numbers.
Definition: type_vec.hpp:456
glm::mat4x3
highp_mat4x3 mat4x3
4 columns of 3 components matrix of floating-point numbers.
Definition: type_mat.hpp:394