Architektonická vizualizace - exteriér i interiér

# Architectural Visualization: Modern Forest House

## 🏠 Complete Architectural Rendering Prompt

```
Photorealistic architectural exterior render of minimalist contemporary family home in forest setting, two-story rectangular volume with cantilevered upper floor, facade featuring floor-to-ceiling glass walls on main level with black aluminum frames, upper level clad in charcoal gray fiber cement panels with vertical wood accent slats in warm cedar, exposed concrete foundation with natural texture, flat roof with subtle overhang creating shadow lines, blue hour twilight lighting with warm interior lights glowing through windows, surrounding dense pine forest with early autumn colors, wet asphalt driveway reflecting twilight sky in foreground, atmospheric fog rolling through trees in background, professional architectural photography shot with tilt-shift lens for perspective correction, ultra-sharp focus, cinematic color grading with cool blue exterior balanced against warm golden interior, realistic material properties, ambient occlusion, ray-traced reflections, rendered in Unreal Engine 5 with Lumen global illumination, 8K resolution --ar 16:9 --s 300 --q 2
```

## 📐 Architectural Design Breakdown

### 1. Project Genre & Context
**"Photorealistic architectural exterior render of minimalist contemporary family home in forest setting"**

**Key Identifiers:**
- **Photorealistic**: Highest quality standard, indistinguishable from photo
- **Exterior render**: Outside view (not interior)
- **Minimalist contemporary**: Specific architectural style
- **Family home**: Scale and function (not commercial, not mansion)
- **Forest setting**: Environmental context affects design choices

### 2. Architectural Form
**"two-story rectangular volume with cantilevered upper floor"**

#### Volume Description
```
Side View:
╔═════════════╗
║ UPPER ║ ← Cantilevered (extends beyond)
╔════╩═════════════╝
║ MAIN LEVEL ║
╠══════════════════╣
║ FOUNDATION ║
╚══════════════════╝
```

**Architectural Significance:**
- **Rectangular volume**: Clean, modern, minimalist geometry
- **Two-story**: Appropriate scale for family home
- **Cantilevered upper floor**:
- Dramatic architectural statement
- Creates covered entry below
- Shows engineering prowess
- Provides weather protection for ground floor

### 3. Facade Materials - Ground Level
**"floor-to-ceiling glass walls on main level with black aluminum frames"**

#### Glass Wall Specifications

**Why Floor-to-Ceiling?**
- Maximizes natural light penetration
- Blurs boundary between interior and forest exterior
- Creates visual spaciousness
- Modern, contemporary aesthetic
- Forest views from inside

**Material Properties:**
```
Glass Type: Low-E (Low Emissivity)
- Transmission: 70% visible light
- Reflection: 15% (subtle, not mirror)
- U-value: 0.28 (energy efficient)
- Color: Slight gray-green tint

Aluminum Frames:
- Color: Matte black (RAL 9005)
- Profile: Slim (50mm width)
- Finish: Powder-coated (no gloss)
- Details: Concealed drainage, thermal break
```

**Visual Effect:**
- **Day**: Glass reflects sky and trees
- **Night/Blue Hour**: Interior glows through (our scenario)
- **Black frames**: Creates strong grid pattern, defines volumes

### 4. Facade Materials - Upper Level
**"upper level clad in charcoal gray fiber cement panels with vertical wood accent slats in warm cedar"**

#### Fiber Cement Cladding

**Material: Charcoal Gray Fiber Cement**
```
Product Example: James Hardie Stria Cladding
Color: Aged Pewter / Charcoal
Texture: Subtle wood grain emboss
Finish: Matte (no sheen)
Dimensions: 3.6m length x 190mm height panels
Orientation: Horizontal installation
```

**Why Fiber Cement?**
- **Durability**: Weather-resistant, low maintenance
- **Modern Aesthetic**: Clean, monolithic surface
- **Cost-Effective**: Cheaper than metal or natural stone
- **Versatile**: Can mimic various textures
- **Fire-Resistant**: Safety for forest location

#### Cedar Wood Accent Slats

**Material: Vertical Cedar Slats**
```
Wood Species: Western Red Cedar
Treatment: Natural oil finish (maintain silver-gray patina)
Dimensions: 50mm x 100mm (2"×4") slats
Spacing: 50mm gaps between slats (1:1 ratio)
Orientation: Vertical installation
Location: Accent zones (entry area, corners)
```

**Why Cedar?**
- **Natural Beauty**: Warm color contrasts cool gray
- **Forest Context**: Wood ties building to natural setting
- **Aging**: Weathers to silver-gray (beautiful patina)
- **Aroma**: Pleasant scent (bonus for residents)
- **Local Material**: Often available near forests

**Visual Composition:**
```
Facade Pattern (Front Elevation):

[ CHARCOAL GRAY FIBER CEMENT ]
[≡≡≡ CEDAR | WINDOW | CEDAR ≡≡≡] ← Vertical wood slats flanking windows
[ CHARCOAL GRAY FIBER CEMENT ]
────────────────────────────────────
[ ▓▓▓▓▓ GLASS WALLS ▓▓▓▓▓ ] ← Black aluminum frames
```

### 5. Foundation
**"exposed concrete foundation with natural texture"**

**Concrete Specification:**
```
Type: Board-formed concrete
Finish: Natural (wood grain impression from formwork)
Color: Light gray (standard concrete)
Texture: Horizontal board lines (200mm spacing)
Sealer: Matte penetrating sealer (weather protection)
Height: 600mm exposed above grade
```

**Design Rationale:**
- **Exposed**: Honest expression of structure (modernist principle)
- **Texture**: Adds visual interest to plain concrete
- **Natural**: Fits forest context (not polished/urban)
- **Grounding**: Heavy base visually supports cantilevered mass above

### 6. Roof Design
**"flat roof with subtle overhang creating shadow lines"**

**Roof Specifications:**
```
Type: Flat roof (actually 2% slope for drainage)
Covering: Single-ply membrane (EPDM, black)
Overhang: 600mm (2 feet) all sides
Purpose:
- Weather protection for facade
- Creates shadow line (depth)
- Modern minimalist aesthetic
Drainage: Internal drains (no visible gutters)
```

**Shadow Line Effect:**
```
Side Profile:
[ROOF ══════════] ← 600mm overhang
║
║ ← Shadow line (visual separation)
║
[UPPER WALL]
```

**Visual Impact:**
- Defines edge between roof and wall (depth)
- Clean, uninterrupted horizontal line
- Emphasizes geometric form

### 7. Lighting - Blue Hour Magic
**"blue hour twilight lighting with warm interior lights glowing through windows"**

#### Time of Day: Blue Hour
```
TIME: 15-25 minutes after sunset
SKY: Deep blue (color temp: 10,000-12,000K)
AMBIENT: Soft, diffused, directionless
DURATION: ~20 minutes (fleeting magic moment)
```

**Why Blue Hour is Magical for Architecture:**
1. **Sky still has color** (not black like night)
2. **Ambient light balances with interior lights** (perfect exposure balance)
3. **Cool exterior + warm interior** = beautiful color contrast
4. **Atmosphere** = moody, cinematic, emotional
5. **Best time for architectural photography** (pros always shoot this)

#### Interior Lighting
**"warm interior lights glowing through windows"**

**Lighting Design:**
```
Color Temperature: 2700K (warm white, residential)
Sources:
- Recessed ceiling spots (living room)
- Pendant lights over dining table
- Floor lamps (reading areas)
- Kitchen task lighting (undercabinet)

Effect Through Glass:
- Warm golden glow (2700K) contrasts blue exterior (10,000K)
- Creates "lantern effect" (house glows like Japanese lantern)
- Inviting, cozy feeling
- Shows occupied, lived-in space (not empty showroom)
```

**Color Temperature Contrast Visualization:**
```
EXTERIOR (Blue Hour Sky):
╔═════════════════════╗
║ 🔵🔵🔵🔵🔵🔵 ║ ← 10,000K (cool blue)
║ 🔵🔵🔵🔵🔵🔵 ║
╠═════════════════════╣
║ 🟡🟡🟡🟡🟡🟡 ║ ← 2700K (warm yellow/orange)
║ 🟡🟡🟡🟡🟡🟡 ║ INTERIOR (visible through glass)
╚═════════════════════╝
```

### 8. Landscape & Environment
**"surrounding dense pine forest with early autumn colors"**

#### Vegetation Specification

**Pine Forest:**
```
Species: Mix of Scots Pine, Norway Spruce
Density: Dense (70% canopy coverage)
Age: Mature (20-40 years, 15-20m height)
Condition: Healthy, natural (not manicured)
Understory: Ferns, moss, low shrubs
```

**Early Autumn Colors:**
- **Pine Trees**: Still green (evergreen), but some brown needles at base
- **Deciduous Mix**: 20% yellow leaves (birch, maple accents)
- **Ground Cover**: Brown fallen leaves, yellow-orange tones
- **Ferns**: Turning golden brown
- **Overall Palette**: Predominantly green with warm yellow-brown accents

**Why This Setting?**
- **Context**: Forest house should show forest (obvious but crucial)
- **Scale**: Trees show house size (human scale reference)
- **Privacy**: Dense forest = secluded, private feeling
- **Color**: Early autumn adds warmth, visual interest
- **Atmosphere**: Natural, serene, retreat-like environment

### 9. Foreground Elements
**"wet asphalt driveway reflecting twilight sky in foreground"**

#### Wet Asphalt Driveway

**Material Properties:**
```
Surface: Asphalt (blacktop)
Condition: Wet (recent rain)
Texture: Smooth, recently paved
Width: 3.5m (single car width)
Edge: No curbs (blends into landscape)
```

**Why Wet?**
1. **Reflections**: Water creates mirror surface
- Reflects blue twilight sky
- Reflects warm house glow
- Adds visual richness
2. **Realism**: Forest setting = rain is believable
3. **Texture**: Wet asphalt has beautiful specular highlights
4. **Atmosphere**: Moody, cinematic, emotional depth

**Reflection Behavior:**
```
Blue Sky Reflection:
═════════════════════
🔵 [HOUSE] 🔵 ← Sky above
─────────────────────
🔵 [house] 🔵 ← Reflection in wet asphalt
═════════════════════
```

**Foreground Composition:**
- **Leading Lines**: Driveway leads eye to house
- **Depth**: Foreground-midground-background layers
- **Realism**: Wet materials = recent weather event (storytelling)

### 10. Background Atmosphere
**"atmospheric fog rolling through trees in background"**

#### Fog/Mist Specifications

**Fog Characteristics:**
```
Type: Ground fog (radiation fog)
Density: Light to moderate (50% opacity)
Height: Ground level to 3m high
Movement: Subtle rolling motion
Color: Blue-gray (influenced by blue hour sky)
Distribution: Patches (not uniform blanket)
```

**Why Fog in Forest Setting?**
1. **Atmosphere**: Creates mystery, depth, emotion
2. **Depth Cues**: Aerial perspective (background fades)
3. **Realism**: Forests + evening + moisture = fog naturally occurs
4. **Cinematic**: Hollywood uses fog for mood in every forest scene
5. **Focus**: Softens background, keeps attention on house

**Fog Effect on Composition:**
```
VISUAL DEPTH LAYERS:

Foreground (Sharp):
▓▓▓▓▓▓ [HOUSE] ▓▓▓▓▓▓ ← 100% clarity

Midground (Clear):
▒▒▒▒ [TREES] ▒▒▒▒ ← 80% clarity

Background (Foggy):
░░░░ [TREES] ░░░░ ← 40% clarity (fog diffusion)

Far Background:
···················· ← 10% clarity (fog obscures)
```

### 11. Photography Technique
**"professional architectural photography shot with tilt-shift lens for perspective correction"**

#### Tilt-Shift Lens Explained

**What is Tilt-Shift?**
```
Normal Lens: Tilt-Shift Lens:
[Building] [Building]
║║║ ║║║
╱│╲ │││ ← Parallel vertical lines
╱ │ ╲ │││ (no convergence)
[CAMERA] [CAMERA]
(looking up) (lens shifted)
```

**Problem Solved:**
- **Normal lens looking up** = vertical lines converge (building looks like it's falling backward)
- **Tilt-shift** = keeps verticals parallel (professional architectural photography standard)

**Lens Specs:**
```
Example: Canon TS-E 24mm f/3.5L II
Focal Length: 24mm (wide angle for architecture)
Shift Range: ±12mm (corrects perspective)
Tilt Range: ±8° (controls focus plane - not used here)
Effect: Buildings look "correct" not distorted
```

**Why This Matters:**
- **Professional Standard**: All architectural photography uses this
- **Accurate Representation**: Building proportions look true to design
- **Clean Lines**: Vertical elements stay vertical (columns, walls, windows)

### 12. Image Quality
**"ultra-sharp focus, cinematic color grading with cool blue exterior balanced against warm golden interior"**

#### Focus & Sharpness
**"ultra-sharp focus"**
- Depth of field: Deep (f/11-f/16 aperture)
- Focus point: House facade (foreground to midground sharp)
- Background: Slightly soft due to distance + fog (natural)

#### Color Grading Strategy
**"cinematic color grading"**

**Color Palette:**
```
PRIMARY: Cool Blue (Exterior)
- Sky: #1A2A3A (deep blue)
- Ambient light: Blue-cyan tone
- Fog: Blue-gray
- Overall: 10,000K color temperature

ACCENT: Warm Golden (Interior)
- Interior lights: #FFAA33 (warm amber)
- Window glow: Golden yellow
- Contrast: 2700K color temperature

NEUTRAL: Natural Materials
- Concrete: Light gray
- Cedar: Warm brown-orange
- Fiber cement: Cool charcoal gray
```

**Cinematic Grading Techniques:**
1. **Teal & Orange** (variation of classic Hollywood look)
- Shadows: Teal-blue push
- Highlights/Interiors: Orange-amber push
2. **Lifted Blacks** (not pure black)
- Darkest areas: #0A0A0F (not #000000)
- Creates filmic look (digital sensors crush blacks, film doesn't)
3. **Controlled Highlights**
- Interior lights don't blow out (preserve detail)
- Slight bloom on warm lights (organic glow)
4. **Muted Saturation** (except key colors)
- Overall: -10% saturation
- Selective: Boost amber interior lights, blue sky

### 13. Material Realism
**"realistic material properties, ambient occlusion, ray-traced reflections"**

#### Ambient Occlusion (AO)
**What It Is:**
- Darkening in crevices, corners, where surfaces meet
- Simulates how ambient light is occluded (blocked) in tight spaces

**Where It Appears:**
- Where roof meets wall (shadow line)
- Window frame corners
- Where driveway meets ground
- Between wood slats
- Under cantilevered floor

**Why It Matters:**
- Without AO = flat, CG look
- With AO = depth, realism, grounding

#### Ray-Traced Reflections
**What Surfaces Reflect:**
1. **Glass Windows** (interior lights, sky, trees)
2. **Wet Asphalt** (sky, house, trees)
3. **Concrete Foundation** (subtle environmental reflections)

**Ray-Traced vs Faked:**
- **Ray-traced**: Physically accurate, traces light paths
- **Faked**: Screen-space reflections (less accurate, cheaper)
- **Our Goal**: Ray-traced for maximum realism

### 14. Rendering Engine
**"rendered in Unreal Engine 5 with Lumen global illumination"**

#### Unreal Engine 5 Features

**Lumen Global Illumination:**
- Real-time GI (light bounces off surfaces realistically)
- Interior light spills out onto facade (subtle glow on nearby surfaces)
- Sky light bounces off wet asphalt back onto house underside
- Physically accurate light behavior

**Why Unreal Engine 5?**
- **Real-time**: Fast iteration for architectural visualization
- **Lumen**: Cutting-edge GI (better than older baked lighting)
- **Nanite**: Extreme geometric detail without performance cost
- **Industry Standard**: Architects increasingly use UE5

### 15. Output Specification
**"8K resolution"**
- **Pixel Dimensions**: 7680 × 4320
- **Aspect Ratio**: 16:9 (cinematic widescreen)
- **Use Cases**: Print (large format), web hero images, presentations
- **Detail Level**: Zoom into window reflections and see sharp detail

## 🎨 Material Library (Detailed Reference)

### Material 1: Floor-to-Ceiling Glass

#### Physical Properties
```
GLASS SPECIFICATION:
Type: Insulated Glass Unit (IGU)
Layers: Double-pane (6mm + 12mm air gap + 6mm)
Coating: Low-E (low emissivity) on interior pane
Tint: Slight gray-green (neutral, not obvious)
Transmission: 70% visible light (VLT)
Reflection: 15% exterior (subtle, not mirror)
U-Value: 0.28 W/m²K (excellent insulation)
SHGC: 0.40 (solar heat gain coefficient - blocks 60% heat)
```

#### Visual Characteristics
**Daylight Behavior:**
- Transparent view from inside out (forest visible)
- Subtle reflections of sky and trees on exterior
- Slight green tint visible at angle (normal for Low-E)

**Blue Hour Behavior (Our Render):**
- Interior lights clearly visible through glass (lantern effect)
- Exterior reflections subdued (darker sky)
- Warm interior contrasts cool exterior

**Rendering Settings:**
```
Refraction IOR: 1.52 (standard glass)
Roughness: 0.02 (very smooth, slight micro-scratches)
Metalness: 0.0 (glass is dielectric, not metal)
Opacity: 0.95 (5% absorption)
Thickness: Use actual geometry (12mm air gap)
```

### Material 2: Black Aluminum Window Frames

#### Physical Properties
```
ALUMINUM SPECIFICATION:
Alloy: 6063-T5 (architectural grade)
Finish: Powder-coated RAL 9005 (Jet Black)
Surface: Matte (no gloss, slight texture)
Profile: Thermally broken (insulated)
Width: 50mm face (slim profile)
Corners: Mitered, welded (seamless corners)
```

#### Visual Characteristics
- **Color**: Pure black (not gray, not dark brown)
- **Finish**: Matte (diffuses light, no specular highlights)
- **Texture**: Slight orange-peel texture (powder coat characteristic)
- **Weathering**: None (new condition)

**Rendering Settings:**
```
Base Color: #0A0A0A (nearly black)
Roughness: 0.6 (matte powder coat)
Metalness: 1.0 (aluminum is metal)
Anisotropy: 0.0 (powder coat hides metal grain)
Normal Map: Slight orange-peel texture (0.01mm bumps)
```

### Material 3: Charcoal Gray Fiber Cement

#### Physical Properties
```
PRODUCT: James Hardie Stria Cladding
Color: Aged Pewter (Charcoal Gray)
Dimensions: 3600mm × 190mm × 8mm
Texture: Wood grain emboss (vertical pattern)
Finish: ColorPlus (factory pre-finished, matte)
Installation: Horizontal lapping (15mm overlap)
Fasteners: Concealed (behind overlapping panel)
Durability: 30-year warranty, fire-resistant
```

#### Visual Characteristics
- **Color**: Medium-dark gray (#3A3A3A)
- **Texture**: Subtle vertical wood grain impression
- **Finish**: Matte (absorbs light, no sheen)
- **Joints**: Horizontal shadow lines every 190mm

**Rendering Settings:**
```
Base Color: #3A3A3A (charcoal gray)
Roughness: 0.85 (very matte)
Metalness: 0.0 (cement-based, non-metallic)
Normal Map: Wood grain emboss (0.2mm depth, vertical)
Displacement: Subtle panel overlaps (15mm height change)
Tiling: 3.6m × 0.19m per panel
```

### Material 4: Western Red Cedar Slats

#### Physical Properties
```
WOOD SPECIES: Western Red Cedar (Thuja plicata)
Treatment: Natural oil finish (UV protection, maintains color)
Dimensions: 50mm × 100mm × 2400mm lengths
Spacing: 50mm gaps between slats (50% open, 50% solid)
Orientation: Vertical installation
Fastening: Concealed clips (no visible screws)
Aging: Will develop silver-gray patina over 2-3 years
```

#### Visual Characteristics
- **Color (New)**: Warm reddish-brown (#B85A3D)
- **Grain**: Straight grain, visible growth rings
- **Texture**: Smooth sanded surface (220 grit)
- **Knots**: Minimal (clear grade lumber)
- **Aging**: Eventually turns silver-gray (beautiful natural patina)

**Rendering Settings:**
```
Base Color: #B85A3D (warm cedar red-brown)
Roughness: 0.7 (smooth but natural wood)
Metalness: 0.0 (organic material)
Normal Map: Wood grain texture (0.3mm depth)
Subsurface Scattering: Slight (0.1) - light penetrates wood slightly
Anisotropy: 0.3 (directional along grain)
Tiling: 2.4m length, random offset for natural variation
```

### Material 5: Exposed Concrete Foundation

#### Physical Properties
```
CONCRETE SPECIFICATION:
Mix: 3000 PSI structural concrete
Formwork: Rough-sawn boards (150mm × 25mm)
Finish: Board-formed (natural, not polished)
Color: Natural light gray (#AFAFAF)
Sealer: Matte penetrating sealer (invisible, weather protection)
Texture: Horizontal wood grain from formwork
Details: Form tie holes plugged (conical plastic plugs)
```

#### Visual Characteristics
- **Color**: Light gray with slight color variation (realistic)
- **Texture**: Horizontal board pattern (every 150mm)
- **Surface**: Rough (wood grain impression from forms)
- **Details**: Small air bubbles (bug holes), form tie holes

**Rendering Settings:**
```
Base Color: #AFAFAF with Color Variation map (±10% brightness)
Roughness: 0.75 (rough, not polished)
Metalness: 0.0 (concrete is non-metallic)
Normal Map: Board texture (horizontal, 2mm depth)
Detail Normal: Tiny bumps for pores/air bubbles (0.1mm)
Displacement: Form tie holes (10mm deep, 20mm diameter, spaced 600mm)
Weathering: Slight water staining (darker streaks where rain runs down)
```

### Material 6: Wet Asphalt Driveway

#### Physical Properties
```
ASPHALT SPECIFICATION:
Type: Hot-mix asphalt (HMA)
Aggregate: 12.5mm top size (standard driveway mix)
Color: Black (fresh, no aging/graying yet)
Thickness: 75mm (3 inches)
Finish: Smooth roller finish (not broomed)
Condition: Wet (recent rain, puddles forming)
Edge: Integrated curb (smooth transition to soil)
```

#### Visual Characteristics (WET)
- **Base Color**: Black (#1A1A1A)
- **Wetness**: Water film creates mirror surface
- **Reflections**: Sharp reflections of sky, house, trees
- **Puddles**: Areas of standing water (deeper blue reflections)
- **Highlights**: Specular highlights where light hits water surface

**Rendering Settings (Wet):**
```
Base Color: #1A1A1A (dark asphalt)
Roughness: 0.15 (wet surface = smooth, almost mirror)
- Dry asphalt would be 0.8 (very rough)
- Water film dramatically reduces roughness
Metalness: 0.0 (asphalt is non-metallic)
Normal Map: Slight aggregate texture (1mm bumps) - visible where water pools less
Clearcoat: 1.0 (simulates water layer on top)
Clearcoat Roughness: 0.05 (water is very smooth)
Reflection: Sky, house lights, trees (accurate reflections)
Puddles: Add local height variation (2-5mm depth) for pooling water
```

**Wetness Shader Logic:**
```
IF (recent_rain):
roughness = 0.15 // Smooth water layer
clearcoat = 1.0 // Water layer on top
reflections = SHARP // Mirror-like
ELSE:
roughness = 0.8 // Rough dry asphalt
clearcoat = 0.0 // No water layer
reflections = DIFFUSE // Scattered light
```

## 💡 Lighting Design (Technical Breakdown)

### Natural Lighting - Blue Hour

#### Sky Illumination
```
TIME: 20 minutes after sunset
SUN POSITION: Below horizon (-6° to -12° altitude)
SKY COLOR GRADIENT:

[ZENITH] Deep Blue #1A2A3A (darkest)
↑
[HORIZON] Purple-Pink #3A2A4A (transition)
↑
[WEST] Orange Glow #4A3A2A (residual sunset)
```

**HDRI Sky Dome:**
- Use HDRI captured at actual blue hour
- Rotate to match desired sun position (residual glow in west)
- Exposure: +1.5 stops (brighter than camera metered)
- Color temperature: 10,000K (cool blue)

**Ambient Light Properties:**
- **Intensity**: Moderate (40% of daylight)
- **Quality**: Soft, diffused (no harsh shadows)
- **Direction**: Omnidirectional (from entire sky dome)
- **Color**: Cool blue (#3A5A7A)

### Artificial Lighting - Interior Lights

#### Living Room Lighting
```
FIXTURE TYPE: Recessed LED downlights
Quantity: 6 lights (grid pattern, 1.5m spacing)
Wattage: 10W LED (equiv. 60W incandescent)
Color Temp: 2700K (warm white, residential)
Beam Angle: 40° (medium flood)
Dimmed: 70% (comfortable evening lighting)

EFFECT:
- Pools of light on ceiling
- Soft downlight washing walls
- No harsh shadows (multiple sources)
```

#### Dining Area Lighting
```
FIXTURE TYPE: Pendant light over dining table
Quantity: 1 fixture (centered over table)
Style: Modern minimalist (exposed Edison bulb aesthetic)
Wattage: 40W LED filament bulb
Color Temp: 2200K (extra warm, amber glow)
Height: 750mm above table surface
Dimmed: 60% (dinner ambiance)

EFFECT:
- Focused light pool on table
- Warm inviting glow (most prominent through window)
- Creates focal point in render
```

#### Kitchen Lighting
```
FIXTURE TYPE: Under-cabinet LED strips
Quantity: 2m linear strip
Wattage: 12W/m (24W total)
Color Temp: 3000K (neutral warm, task lighting)
Dimmed: 100% (functional task lighting)

EFFECT:
- Illuminates countertops
- Practical work lighting
- Adds secondary light source through windows
```

#### Accent Lighting
```
FIXTURE TYPE: Floor lamps (reading areas)
Quantity: 2 lamps (living area)
Wattage: 15W LED (equiv. 75W)
Color Temp: 2700K (warm)
Shade: Fabric diffuser (soft light)

EFFECT:
- Creates cozy atmosphere
- Adds visual interest (varied light sources)
- Feels lived-in, not sterile showroom
```

### Lighting Render Settings

#### Global Illumination (Lumen)
```
PRIMARY BOUNCE: Sky dome (blue hour light)
↓
SURFACE: House facade, ground, trees
↓
SECONDARY BOUNCE: Reflected light bounces back
- Blue sky light bounces off wet asphalt onto house underside (subtle blue glow)
- Warm interior light spills out onto facade near windows (subtle amber glow)
- Tree trunks receive bounce light from ground
```

**Light Bounces:**
- Primary: Direct light from sky and interior sources
- Secondary: First bounce (ground → house, interior → facade)
- Tertiary: Second bounce (house → trees, facade → driveway)
- Bounces: 3-5 bounces for full realism (diminishing returns after 5)

#### Shadow Settings
```
SKY SHADOWS: Soft, barely visible (ambient light, no hard shadows)
INTERIOR LIGHTS:
- Soft shadows through windows (multiple sources blur shadows)
- Window frames cast subtle shadow on ground/driveway
TREE SHADOWS:
- Very soft (diffused sky light)
- Barely visible in blue hour
```

#### Bloom/Glow Effects
```
WARM INTERIOR LIGHTS:
- Bloom intensity: 0.3 (subtle glow)
- Bloom radius: 20 pixels (small)
- Threshold: Bright lights only (>80% white)
- Color: Warm amber (2700K)

EFFECT:
- Lights "glow" slightly through windows (organic feel)
- Not over-the-top (realistic, not Instagram filter)
```

### Color Temperature Interaction

#### Cool vs Warm Contrast
```
EXTERIOR AMBIENT: 10,000K (blue)
VS
INTERIOR LIGHTING: 2700K (warm amber)

COLOR DIFFERENCE: 7,300K (huge!)

VISUAL IMPACT:
- Maximum color contrast = maximum visual interest
- Exterior feels cold (inviting to come inside)
- Interior feels warm (cozy, inviting)
- Creates emotional response (shelter, warmth, home)
```

**White Balance Considerations:**
- Camera white balance: 5500K (daylight neutral)
- Blue hour appears very blue (cooler than neutral)
- Interior appears very warm (warmer than neutral)
- Result: Exaggerated but beautiful contrast

## 📐 Camera & Composition

### Camera Technical Specs

```
CAMERA BODY: Professional DSLR (simulated)
Example: Canon EOS 5DS R (50.6 MP for architectural detail)

LENS: Tilt-Shift 24mm f/3.5
Example: Canon TS-E 24mm f/3.5L II
Focal Length: 24mm (wide angle)
Aperture: f/11 (deep depth of field)
Shift: +8mm upward (corrects converging verticals)
Tilt: 0° (parallel focus plane - not needed here)

SENSOR: Full-frame 35mm
ISO: 400 (blue hour, low light but stable)
Shutter Speed: 1/30s (tripod required, no blur)
White Balance: 5500K (daylight neutral)
```

### Camera Position & Framing

#### Camera Location
```
DISTANCE: 20 meters from house (shows context + detail)
HEIGHT: 1.7m (human eye level - relatable perspective)
ANGLE: 15° off-axis (shows front facade + one side)
ORIENTATION: Slightly looking up (shows cantilevered floor drama)
```

#### Field of View
```
24mm Lens on Full-Frame:
Horizontal FOV: 84°
Vertical FOV: 61°
Diagonal FOV: 97°

RESULT:
- Wide enough to show house + forest context
- Not so wide that distortion becomes obvious
- Standard for architectural exteriors
```

### Rule of Thirds Application

```
┌───────┬───────┬───────┐
│ │ │ │ ← Top third: Sky (blue hour)
├───────┼───────┼───────┤
│ │[HOUSE]│ │ ← Middle third: House (main subject)
│ ┌───┴───┐ │ │ Positioned on right intersection point
├───┴───────┴───┼───────┤ ← Bottom third: Driveway (foreground)
│ DRIVEWAY │ │
└───────────────┴───────┘
```

**Composition Strategy:**
- **House**: Right of center (not dead center = boring)
- **Horizon**: Lower third line (emphasizes sky + house)
- **Driveway**: Foreground (leads eye to house)
- **Trees**: Frame left and right edges (natural framing)

### Depth Layers

**Foreground (0-10m from camera):**
- Wet asphalt driveway (reflections, texture)
- Leading lines draw eye toward house
- Sharp focus

**Midground (10-25m):**
- House (main subject)
- Immediate landscaping (small trees, shrubs)
- Sharp focus (deep DoF at f/11)

**Background (25m+):**
- Dense pine forest
- Atmospheric fog rolling through
- Slightly softer focus (natural distance + fog)

### Perspective Correction

#### Without Tilt-Shift (Problem):
```
[Building]
╱│╲ ← Verticals converge (falling backward)
╱ │ ╲ Looks amateur, distorted
╱ │ ╲ Breaks immersion (we know buildings don't lean)
╱ │ ╲
[CAMERA]
(looking up)
```

#### With Tilt-Shift (Solution):
```
[Building]
║│║ ← Verticals parallel (professional)
║│║ Looks correct, real
║│║ Architectural standard
║│║
[CAMERA]
(lens shifted)
```

**How Shift Works:**
- Sensor moved upward in lens mount (+8mm shift)
- Captures upper portion of building without angling camera
- Preserves parallel lines (architectural accuracy)

## 🎨 Post-Processing & Color Grading

### Color Grading Workflow (If Manual)

#### Step 1: Exposure & Contrast
```
Exposure: +0.3 EV (slightly brighter for commercial appeal)
Contrast: +15 (punchier, more dramatic)
Highlights: -10 (preserve interior light detail)
Shadows: +15 (lift shadows, see detail in dark areas)
Whites: +5 (brighten sky slightly)
Blacks: +10 (lifted blacks for filmic look, not crushed)
```

#### Step 2: Color Temperature & Tint
```
Temperature: -10 (slight cooler push on exterior)
Tint: +5 (slight magenta to balance cool)

SELECTIVE COLOR:
Exterior: +200K cooler (enhance blue hour)
Interior (through windows): +500K warmer (exaggerate warm glow)
```

#### Step 3: HSL (Hue, Saturation, Luminance)
```
BLUES (Sky, Ambient):
Hue: +5 (shift toward cyan)
Saturation: +20 (richer blue hour)
Luminance: -5 (darker, moodier)

ORANGES (Interior Lights):
Hue: -5 (shift toward yellow-amber)
Saturation: +30 (warmer, more inviting)
Luminance: +10 (brighter glow)

GREENS (Trees):
Hue: +10 (shift toward yellow-green for autumn)
Saturation: -10 (muted, not vibrant)
Luminance: -10 (darker, recedes into background)

YELLOWS (Cedar Wood):
Hue: +5 (shift toward orange)
Saturation: +15 (richer wood color)
Luminance: 0 (maintain balance)
```

#### Step 4: Tone Curve (S-Curve)
```
OUTPUT
▲
100%│ ╱─── ← Highlights lifted
│ ╱
50%│ ○ ← Midpoint anchor
│ ╱
0%│╱───── ← Shadows lifted (not crushed)
└────────────▶ INPUT
0% 50% 100%
```

**Effect:**
- Increased contrast in midtones (punchier)
- Shadows not pure black (filmic)
- Highlights preserved (no blowout)

#### Step 5: Split Toning (Optional but Recommended)
```
HIGHLIGHTS:
Hue: 30° (warm amber)
Saturation: 10% (subtle)
EFFECT: Warm interior lights pushed warmer

SHADOWS:
Hue: 210° (cool blue-cyan)
Saturation: 15% (moderate)
EFFECT: Shadows pushed cool (blue hour mood)

Balance: 0 (neutral balance between highlight/shadow toning)
```

#### Step 6: Vignette
```
Amount: -15 (darken edges)
Midpoint: 60 (larger vignette radius)
Roundness: 0 (follows frame edges)
Feather: 80 (very gradual, imperceptible transition)
Highlights: 0 (no highlight protection needed)
```

**Effect:**
- Draws eye to center (house)
- Darkens sky edges (enhances mood)
- Subtle (shouldn't be obvious)

#### Step 7: Sharpening
```
Amount: 60
Radius: 1.0
Detail: 40
Masking: 60 (only sharp edges, not noise)

APPLY TO:
- House facade (architectural details)
- Window frames (crisp lines)
- NOT sky (would enhance noise)
- NOT fog (should remain soft)
```

#### Step 8: Noise Reduction (If Needed)
```
Luminance: 20 (reduce grain in blue hour sky)
Detail: 50 (preserve texture)
Contrast: 0 (maintain local contrast)

Color: 25 (reduce color noise in shadows)
Detail: 50
Smoothness: 50
```

### AI Prompt Additions (Auto Grading)

**Include in Prompt:**
```
...cinematic color grading with teal and orange look, lifted blacks for filmic aesthetic, crushed whites in interior lights for organic glow, subtle vignette drawing attention to house, split toning with warm highlights and cool shadows, professional architectural post-processing, Capture One Pro color science...
```

## 🏗️ Alternative Views & Angles

### View 1: Front Elevation (Current)
- **Best for**: Overall design, marketing hero image
- **Shows**: Full facade, cantilever drama, material palette

### View 2: Entry Detail
```
Closer view (5m distance), eye level, showing front door area with cedar accent wall, covered entry under cantilever, detailed view of materials meeting (concrete/glass/wood)
```
- **Best for**: Material detail, human scale, welcoming entry

### View 3: Interior-to-Exterior
```
Shot from inside living room looking out through floor-to-ceiling glass to forest, showing black aluminum frames from inside, glimpse of exterior facade, forest view, capturing indoor-outdoor connection
```
- **Best for**: Interior mood, space functionality, connection to nature

### View 4: Aerial/Drone
```
Drone shot from 15m above, 45° angle looking down at house, shows roof design, relationship to forest site, driveway approach, property context
```
- **Best for**: Site context, roof design, scale in environment

### View 5: Side Cantilever
```
Side view emphasizing cantilever, shot from perpendicular angle, shows full drama of overhang, structural expression, vertical materials, late afternoon golden hour
```
- **Best for**: Structural drama, architectural engineering, sunset lighting

### View 6: Night (Full Dark)
```
Same composition as main render but 1-2 hours later, fully dark sky (not blue hour), interior lights fully dominant, house glows like lantern in dark forest
```
- **Best for**: Dramatic mood, interior emphasis, cozy feeling

### View 7: Daytime Context
```
Midday overcast lighting, shows true material colors without dramatic lighting, forest in full clarity (no fog), shows house in everyday condition
```
- **Best for**: Material accuracy, site documentation, realistic representation

## 🎓 Architectural Visualization Best Practices

### Common Mistakes to Avoid

❌ **Pure White Background**
- Problem: No depth, flat, amateur
- ✓ Solution: Gradient, environment, context

❌ **Over-Saturated Colors**
- Problem: Looks fake, unrealistic, garish
- ✓ Solution: Muted, realistic saturation

❌ **Noon Lighting (Harsh Shadows)**
- Problem: Unflattering, harsh, no atmosphere
- ✓ Solution: Golden hour, blue hour, overcast

❌ **No Scale References**
- Problem: Can't judge size
- ✓ Solution: People, cars, furniture visible inside, trees

❌ **Converging Verticals**
- Problem: Amateur, distorted look
- ✓ Solution: Tilt-shift lens simulation, two-point perspective

❌ **Uniform Materials (No Variation)**
- Problem: CG look, too perfect
- ✓ Solution: Slight color variation, weathering, imperfection

❌ **No Atmospheric Effects**
- Problem: Flat, no depth
- ✓ Solution: Fog, haze, aerial perspective

❌ **Over-Complicated Design**
- Problem: Lost focus, busy, unclear
- ✓ Solution: Clean, focused, hero subject clear

### Professional Checklist

✅ **Lighting**
- [ ] Time of day clearly communicated
- [ ] Color temperature realistic (warm inside/cool outside)
- [ ] Global illumination (light bounces)
- [ ] Shadows present but soft

✅ **Materials**
- [ ] Physically accurate properties (roughness, metalness)
- [ ] Subtle imperfections (not too perfect)
- [ ] Appropriate reflections and refractions
- [ ] Color variation within material

✅ **Composition**
- [ ] Rule of thirds applied
- [ ] Clear foreground-midground-background
- [ ] Leading lines draw eye to subject
- [ ] Negative space balanced

✅ **Atmosphere**
- [ ] Depth cues (fog, aerial perspective)
- [ ] Weather believable for location/time
- [ ] Mood consistent throughout
- [ ] Cinematic color grading

✅ **Technical**
- [ ] Verticals are parallel (tilt-shift)
- [ ] Sharp focus where it matters
- [ ] High resolution (8K for client deliverables)
- [ ] No visible artifacts or errors

✅ **Context**
- [ ] Environment suits design (forest for forest house)
- [ ] Scale references present
- [ ] Vegetation appropriate for climate/season
- [ ] Believable setting (not generic)

## 💼 Client Deliverables Package

### File Formats & Sizes

| Asset | Resolution | Format | Use Case |
|-------|------------|--------|----------|
| **Hero Image** | 8K (7680×4320) | PNG/TIFF | Print, large display, portfolio |
| **Web Optimized** | 4K (3840×2160) | JPG (90% quality) | Website hero, presentations |
| **Social Media** | 1080×1080 | JPG | Instagram, Facebook, LinkedIn |
| **Email/Thumbnail** | 1200×675 | JPG | Email campaigns, thumbnails |
| **Print A3** | 300 DPI @ 297×420mm | TIFF | Brochures, posters |

### Typical Architectural Viz Package

**Exterior Views:**
1. Hero shot (blue hour, main facade)
2. Entry detail (human scale, close-up)
3. Side view (cantilever emphasis)
4. Aerial/drone view (site context)
5. Night version (same angle as hero)
6. Daytime version (true colors)

**Interior Views:**
7. Living room (looking out to forest)
8. Kitchen (showing materials, appliances)
9. Master bedroom (cozy, personal)
10. View from interior looking toward entry

**Details/Context:**
11. Material close-ups (wood detail, concrete texture)
12. Landscape integration (house-to-forest transition)

**Total**: 12 high-resolution renders

### Post-Processing Variations

**Color Grades:**
- Standard (main deliverable)
- Extra cool (more dramatic blue hour)
- Extra warm (sunset alternative)
- Black & white (architectural purity)

**Times of Day:**
- Blue hour (hero)
- Night (1 hour later)
- Golden hour (sunset alternative)
- Overcast day (material accuracy)
- Midday bright (alternative)

**Weather:**
- Clear (main)
- Foggy (atmospheric)
- Rainy (moody, wet materials)
- Snowy (winter variant, if relevant)

## 🚀 Prompt Optimization for Other Tools

### For DALL-E 3
```
Photorealistic architectural render of modern minimalist house with glass walls and charcoal cladding in forest, blue hour twilight, warm interior lights glowing, wet driveway reflections, foggy background, professional architecture photography, tilt-shift lens, 16:9 widescreen --quality HD
```
**Note**: DALL-E may struggle with architectural precision, multiple materials

### For Stable Diffusion
```
(photorealistic:1.4), (architectural exterior:1.3), modern minimalist house, floor-to-ceiling glass walls, black aluminum frames, charcoal gray fiber cement panels, cedar wood accents, exposed concrete foundation, blue hour twilight, warm 2700K interior lighting through windows, wet asphalt driveway with reflections, dense pine forest background, atmospheric fog, professional architectural photography, tilt-shift perspective correction, ultra sharp, cinematic color grade, 8k, highly detailed, (unreal engine 5:1.2) --ar 16:9 --cfg 9 --steps 50
```
**Negative Prompt**: cartoon, anime, illustration, sketch, painting, low quality, blurry, distorted, oversaturated, people, cars

### For Midjourney v6
```
Photorealistic architectural exterior, modern minimalist two-story house with cantilevered upper floor, floor-to-ceiling glass walls with black aluminum frames on ground level, charcoal gray fiber cement cladding on upper level with vertical cedar wood accent slats, exposed board-formed concrete foundation, blue hour twilight with warm interior lights glowing through windows, dense pine forest setting with early autumn colors, wet asphalt driveway reflecting blue sky in foreground, atmospheric fog rolling through trees in background, professional architectural photography with tilt-shift lens perspective correction, ultra sharp focus, cinematic color grading with cool blue exterior and warm golden interior, realistic materials, ambient occlusion, ray-traced reflections, 8K resolution --ar 16:9 --s 300 --q 2 --style raw --v 6
```

## 📚 Study References

**Architectural Photographers to Study:**
- Iwan Baan (context, human scale)
- Hélène Binet (shadows, contrast, B&W)
- Fernando Guerra (color, mood)
- Simone Bossi (minimalist, clean)

**Architectural Styles:**
- **Minimalism**: Less is more, Mies van der Rohe
- **Contemporary**: Current trends, materials, technology
- **Scandinavian**: Wood, white, nature integration
- **Japanese**: Zen, simplicity, natural materials

**Color Grading:**
- **Teal & Orange**: Hollywood standard (opposite colors on color wheel)
- **Film Emulation**: Study Kodak Portra, Fuji 400H characteristics
- **Architectural Specific**: Peter Zumthor (muted), Tadao Ando (high contrast)