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authorDan Goodliffe <dan@randomdan.homeip.net>2023-11-26 13:51:33 +0000
committerDan Goodliffe <dan@randomdan.homeip.net>2023-11-26 14:14:13 +0000
commit7fba471728f2216d7e3b7900297fc3b3531e286c (patch)
tree5caef3b2efc23aefccb215ec9005cd8e7d2e91b8 /lib/gl_traits.h
parentFix todo for handling a terrain walk from outside the mesh (diff)
parentModel positions as integers (diff)
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Merge branch 'ints' into terrain
Conflicts fix, compiles, some test failures remain. Trees not added, possibility of OM invalid handle assertion failures, normals broken due to integer overflow in Newell's method.
Diffstat (limited to 'lib/gl_traits.h')
-rw-r--r--lib/gl_traits.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/gl_traits.h b/lib/gl_traits.h
index a930eba..934b505 100644
--- a/lib/gl_traits.h
+++ b/lib/gl_traits.h
@@ -6,9 +6,11 @@
#include <glm/fwd.hpp>
template<typename T> struct gl_traits;
+
struct gl_traits_base {
static constexpr GLint size {1};
};
+
struct gl_traits_float : public gl_traits_base {
static constexpr auto vertexAttribFunc {
[](GLuint index, GLint size, GLenum type, GLsizei stride, const void * pointer) -> GLuint {
@@ -16,6 +18,7 @@ struct gl_traits_float : public gl_traits_base {
return 1;
}};
};
+
struct gl_traits_longfloat : public gl_traits_base {
static constexpr auto vertexAttribFunc {
[](GLuint index, GLint size, GLenum type, GLsizei stride, const void * pointer) -> GLuint {
@@ -23,6 +26,7 @@ struct gl_traits_longfloat : public gl_traits_base {
return 1;
}};
};
+
struct gl_traits_integer : public gl_traits_base {
static constexpr auto vertexAttribFunc {
[](GLuint index, GLint size, GLenum type, GLsizei stride, const void * pointer) -> GLuint {
@@ -30,27 +34,35 @@ struct gl_traits_integer : public gl_traits_base {
return 1;
}};
};
+
template<> struct gl_traits<glm::f32> : public gl_traits_float {
static constexpr GLenum type {GL_FLOAT};
};
+
template<> struct gl_traits<glm::f64> : public gl_traits_longfloat {
static constexpr GLenum type {GL_DOUBLE};
};
+
template<> struct gl_traits<glm::int8> : public gl_traits_integer {
static constexpr GLenum type {GL_BYTE};
};
+
template<> struct gl_traits<glm::int16> : public gl_traits_integer {
static constexpr GLenum type {GL_SHORT};
};
+
template<> struct gl_traits<glm::int32> : public gl_traits_integer {
static constexpr GLenum type {GL_INT};
};
+
template<> struct gl_traits<glm::uint8> : public gl_traits_integer {
static constexpr GLenum type {GL_UNSIGNED_BYTE};
};
+
template<> struct gl_traits<glm::uint16> : public gl_traits_integer {
static constexpr GLenum type {GL_UNSIGNED_SHORT};
};
+
template<> struct gl_traits<glm::uint32> : public gl_traits_integer {
static constexpr GLenum type {GL_UNSIGNED_INT};
};