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Performance optimization
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Redacted
2025-01-30 23:16:30 -05:00
parent 28bdc7f667
commit 426498d53c
3 changed files with 15 additions and 5 deletions
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1
include/JGL/JGL.h
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@@ -44,6 +44,7 @@ namespace JGL::ShapeCache {
inline VRamList* cube_normal_data = nullptr;
// Facing straight out.
inline VRamList* j2d_default_normal_data = nullptr;
inline VRamList* square_origin_topleft_vertex_data = nullptr;
void Init();
}

7
src/ShapeCache.cpp
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@@ -43,10 +43,13 @@ void JGL::ShapeCache::Init() {
if (!cube_index_data)
cube_index_data = new VRamList(indices.data(), indices.size());
if (!cube_normal_data) {
if (!cube_normal_data)
cube_normal_data = new VRamList(vertex_normals.data(), vertex_normals.size());
}
if (!square_origin_topleft_vertex_data) {
std::array<Vector2, 4> square_vertices = { Vector2(0, 0), {1, 0}, {1, -1}, {0, -1} };
square_origin_topleft_vertex_data = new VRamList(square_vertices.data(), square_vertices.size());
}
if (!j2d_default_normal_data) {
std::array<GLfloat, 3> normal {0, 0, 1};
j2d_default_normal_data = new VRamList(normal.data(), normal.size());

12
src/renderer/OpenGL/J2D.cpp
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@@ -291,10 +291,16 @@ void JGL::J2D::FillRect(const Color4& color, const Vector2& pos, const Vector2&
if (!inJ2D)
Logger::Error("Drawing J2D element before J2D begin.");
Vector2 vertices[] = {{pos.x, pos.y}, {pos.x, pos.y + size.y}, {pos.x + size.x, pos.y + size.y}, {pos.x + size.x, pos.y}};
glColor4ubv(color.ptr());
glVertexPointer(2, GL_FLOAT, sizeof(Vector2), vertices);
glDrawArrays(GL_QUADS, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, ShapeCache::square_origin_topleft_vertex_data->GetHandle());
glVertexPointer(2, GL_FLOAT, sizeof(Vector2), nullptr);
glPushMatrix();
glTranslatef(pos.x, pos.y + size.y, 0);
glScalef(size.x, size.y, 1);
glDrawArrays(GL_QUADS, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glPopMatrix();
glColor4fv(OpenGLState::baseColor);
}