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BLT-With-Graphics-Template
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remove unneeded memset and update for vbo_t

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Brett 2023-12-28 12:21:24 -05:00
parent f9cd25f00e
commit bc14d16db2
2 changed files with 10 additions and 11 deletions
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4
include/blt/gfx/model.h
View File

@ -41,7 +41,7 @@ namespace blt::gfx
GLuint bufferID_ = 0; GLuint bufferID_ = 0;
GLsizeiptr size_ = 0; GLsizeiptr size_ = 0;
vbo_t(); void create();
void bind(GLint buffer_type = GL_ARRAY_BUFFER) const; void bind(GLint buffer_type = GL_ARRAY_BUFFER) const;
@ -51,7 +51,7 @@ namespace blt::gfx
void update(GLsizeiptr size, void* data, GLint buffer_type = GL_ARRAY_BUFFER, GLint memory_type = GL_STATIC_DRAW); void update(GLsizeiptr size, void* data, GLint buffer_type = GL_ARRAY_BUFFER, GLint memory_type = GL_STATIC_DRAW);
~vbo_t(); void destroy();
}; };
/** /**

17
src/blt/gfx/model.cpp
View File

@ -24,12 +24,11 @@ namespace blt::gfx
{ {
size_t next_size = blt::mem::next_byte_allocation(size_); size_t next_size = blt::mem::next_byte_allocation(size_);
auto* new_data = new GLuint[next_size]; auto* new_data = new vbo_t[next_size];
std::memset(new_data, 0, next_size);
if (std::holds_alternative<GLuint*>(data_)) if (std::holds_alternative<vbo_t*>(data_))
{ {
auto* ptr = std::get<GLuint*>(data_); auto* ptr = std::get<vbo_t*>(data_);
std::memcpy(new_data, ptr, size_); std::memcpy(new_data, ptr, size_);
delete[] ptr; delete[] ptr;
} else { } else {
@ -51,12 +50,12 @@ namespace blt::gfx
* vbo_t * vbo_t
* ----------------------------------- * -----------------------------------
*/ */
vbo_t::vbo_t() void vbo_t::create()
{ {
glGenBuffers(1, &bufferID_); glGenBuffers(1, &bufferID_);
} }
vbo_t::~vbo_t() void vbo_t::destroy()
{ {
glDeleteBuffers(1, &bufferID_); glDeleteBuffers(1, &bufferID_);
} }
@ -76,12 +75,12 @@ namespace blt::gfx
size_ = size; size_ = size;
} }
void basic_vertex_array::vbo_t::sub_update(GLsizeiptr offset, GLsizeiptr size, void* data, GLint buffer_type) void vbo_t::sub_update(GLsizeiptr offset, GLsizeiptr size, void* data, GLint buffer_type)
{ {
glBufferSubData(buffer_type, offset, size, data); glBufferSubData(buffer_type, offset, size, data);
} }
void basic_vertex_array::vbo_t::bind(GLint buffer_type) const void vbo_t::bind(GLint buffer_type) const
{ {
glBindBuffer(buffer_type, bufferID_); glBindBuffer(buffer_type, bufferID_);
} }
@ -92,7 +91,7 @@ namespace blt::gfx
* ---------------------------- * ----------------------------
*/ */
blt::gfx::basic_vertex_array::basic_vertex_array() basic_vertex_array::basic_vertex_array(): vaoID(0)
{ {
glGenVertexArrays(1, &vaoID); glGenVertexArrays(1, &vaoID);
} }