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Merge remote-tracking branch 'origin/GamingProcessingUnit' into dynapica

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wheremyfoodat 2023-06-27 18:53:59 +03:00
commit 02d07f29d7
106 changed files with 23630 additions and 11117 deletions
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50
include/opengl.hpp
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@ -29,7 +29,20 @@
#include <type_traits>
#include <utility>
#include "gl3w.h"
#include <glad/gl.h>
// Check if we have C++20. If yes, we can add C++20 std::span support
#ifdef _MSVC_LANG // MSVC does not properly define __cplusplus without a compiler flag...
#if _MSVC_LANG >= 202002L
#define OPENGL_HAVE_CPP20
#endif
#elif __cplusplus >= 202002L
#define OPENGL_HAVE_CPP20
#endif // MSVC_LANG
#ifdef OPENGL_HAVE_CPP20
#include <span>
#endif
// Uncomment the following define if you want GL objects to automatically free themselves when their lifetime ends
// #define OPENGL_DESTRUCTORS
@ -390,17 +403,30 @@ namespace OpenGL {
void free() { glDeleteBuffers(1, &m_handle); }
// Reallocates the buffer on every call. Prefer the sub version if possible.
template <typename VertType>
void bufferVerts(VertType* vertices, int vertCount, GLenum usage = GL_DYNAMIC_DRAW) {
glBufferData(GL_ARRAY_BUFFER, sizeof(VertType) * vertCount, vertices, usage);
}
template <typename VertType>
void bufferVerts(VertType* vertices, int vertCount, GLenum usage = GL_DYNAMIC_DRAW) {
glBufferData(GL_ARRAY_BUFFER, sizeof(VertType) * vertCount, vertices, usage);
}
// Only use if you used createFixedSize
template <typename VertType>
void bufferVertsSub(VertType* vertices, int vertCount, GLintptr offset = 0) {
glBufferSubData(GL_ARRAY_BUFFER, offset, sizeof(VertType) * vertCount, vertices);
}
};
// Only use if you used createFixedSize
template <typename VertType>
void bufferVertsSub(VertType* vertices, int vertCount, GLintptr offset = 0) {
glBufferSubData(GL_ARRAY_BUFFER, offset, sizeof(VertType) * vertCount, vertices);
}
// If C++20 is available, add overloads that take std::span instead of raw pointers
#ifdef OPENGL_HAVE_CPP20
template <typename VertType>
void bufferVerts(std::span<const VertType> vertices, GLenum usage = GL_DYNAMIC_DRAW) {
glBufferData(GL_ARRAY_BUFFER, sizeof(VertType) * vertices.size(), vertices.data(), usage);
}
template <typename VertType>
void bufferVertsSub(std::span<const VertType> vertices, GLintptr offset = 0) {
glBufferSubData(GL_ARRAY_BUFFER, offset, sizeof(VertType) * vertices.size(), vertices.data());
}
#endif
};
enum DepthFunc {
Never = GL_NEVER, // Depth test never passes
@ -498,8 +524,6 @@ namespace OpenGL {
static GLint getProgram() { return get<GLint>(GL_CURRENT_PROGRAM); }
static bool scissorEnabled() { return isEnabled(GL_SCISSOR_TEST); }
static bool versionSupported(int major, int minor) { return gl3wIsSupported(major, minor); }
[[nodiscard]] static GLint uniformLocation(GLuint program, const char* name) {
return glGetUniformLocation(program, name);
}