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VBO-related optimizations and improvements (#14395)

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This commit is contained in:
sfan5 2024-02-19 19:04:20 +01:00
parent d85c842ce9
commit bb7f57b095
22 changed files with 439 additions and 322 deletions
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10
src/client/sky.cpp
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@ -77,6 +77,7 @@ Sky::Sky(s32 id, RenderingEngine *rendering_engine, ITextureSource *tsrc, IShade
// Create materials
m_materials[0] = baseMaterial();
// FIXME: shouldn't this check m_enable_shaders?
m_materials[0].MaterialType = ssrc->getShaderInfo(ssrc->getShader("stars_shader", TILE_MATERIAL_ALPHA)).material;
m_materials[0].Lighting = true;
m_materials[0].ColorMaterial = video::ECM_NONE;
@ -683,11 +684,12 @@ void Sky::draw_stars(video::IVideoDriver * driver, float wicked_time_of_day)
float starbrightness = (0.25f - std::abs(tod)) * 20.0f;
float alpha = clamp(starbrightness, day_opacity, 1.0f);
m_star_color = m_star_params.starcolor;
m_star_color.a *= alpha;
if (m_star_color.a <= 0.0f) // Stars are only drawn when not fully transparent
video::SColorf color(m_star_params.starcolor);
color.a *= alpha;
if (color.a <= 0.0f) // Stars are only drawn when not fully transparent
return;
m_materials[0].DiffuseColor = m_materials[0].EmissiveColor = m_star_color.toSColor();
m_materials[0].EmissiveColor = color.toSColor();
auto sky_rotation = core::matrix4().setRotationAxisRadians(2.0f * M_PI * (wicked_time_of_day - 0.25f), v3f(0.0f, 0.0f, 1.0f));
auto world_matrix = driver->getTransform(video::ETS_WORLD);
driver->setTransform(video::ETS_WORLD, world_matrix * sky_rotation);