cocos-creator-template/assets/chunks/common/debug/debug-view-define.chunk

// vertex & face data
#define CC_SURFACES_DEBUG_VIEW_VERTEX_COLOR 1
#define CC_SURFACES_DEBUG_VIEW_VERTEX_NORMAL CC_SURFACES_DEBUG_VIEW_VERTEX_COLOR + 1
#define CC_SURFACES_DEBUG_VIEW_VERTEX_TANGENT CC_SURFACES_DEBUG_VIEW_VERTEX_NORMAL + 1
#define CC_SURFACES_DEBUG_VIEW_WORLD_POS CC_SURFACES_DEBUG_VIEW_VERTEX_TANGENT + 1
#define CC_SURFACES_DEBUG_VIEW_VERTEX_MIRROR CC_SURFACES_DEBUG_VIEW_WORLD_POS + 1
#define CC_SURFACES_DEBUG_VIEW_FACE_SIDE CC_SURFACES_DEBUG_VIEW_VERTEX_MIRROR + 1
#define CC_SURFACES_DEBUG_VIEW_UV0 CC_SURFACES_DEBUG_VIEW_FACE_SIDE + 1
#define CC_SURFACES_DEBUG_VIEW_UV1 CC_SURFACES_DEBUG_VIEW_UV0 + 1
#define CC_SURFACES_DEBUG_VIEW_UVLIGHTMAP CC_SURFACES_DEBUG_VIEW_UV1 + 1
#define CC_SURFACES_DEBUG_VIEW_PROJ_DEPTH CC_SURFACES_DEBUG_VIEW_UVLIGHTMAP + 1
#define CC_SURFACES_DEBUG_VIEW_LINEAR_DEPTH CC_SURFACES_DEBUG_VIEW_PROJ_DEPTH + 1

// surface material data
#define CC_SURFACES_DEBUG_VIEW_FRAGMENT_NORMAL CC_SURFACES_DEBUG_VIEW_LINEAR_DEPTH + 1
#define CC_SURFACES_DEBUG_VIEW_FRAGMENT_TANGENT CC_SURFACES_DEBUG_VIEW_FRAGMENT_NORMAL + 1
#define CC_SURFACES_DEBUG_VIEW_FRAGMENT_BINORMAL CC_SURFACES_DEBUG_VIEW_FRAGMENT_TANGENT + 1
#define CC_SURFACES_DEBUG_VIEW_BASE_COLOR CC_SURFACES_DEBUG_VIEW_FRAGMENT_BINORMAL + 1
#define CC_SURFACES_DEBUG_VIEW_DIFFUSE_COLOR CC_SURFACES_DEBUG_VIEW_BASE_COLOR + 1
#define CC_SURFACES_DEBUG_VIEW_SPECULAR_COLOR CC_SURFACES_DEBUG_VIEW_DIFFUSE_COLOR + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSPARENCY CC_SURFACES_DEBUG_VIEW_SPECULAR_COLOR + 1
#define CC_SURFACES_DEBUG_VIEW_METALLIC CC_SURFACES_DEBUG_VIEW_TRANSPARENCY + 1
#define CC_SURFACES_DEBUG_VIEW_ROUGHNESS CC_SURFACES_DEBUG_VIEW_METALLIC + 1
#define CC_SURFACES_DEBUG_VIEW_SPECULAR_INTENSITY CC_SURFACES_DEBUG_VIEW_ROUGHNESS + 1
#define CC_SURFACES_DEBUG_VIEW_IOR CC_SURFACES_DEBUG_VIEW_SPECULAR_INTENSITY + 1

// lighting data
#define CC_SURFACES_DEBUG_VIEW_DIRECT_DIFFUSE CC_SURFACES_DEBUG_VIEW_IOR + 1
#define CC_SURFACES_DEBUG_VIEW_DIRECT_SPECULAR CC_SURFACES_DEBUG_VIEW_DIRECT_DIFFUSE + 1
#define CC_SURFACES_DEBUG_VIEW_DIRECT_ALL CC_SURFACES_DEBUG_VIEW_DIRECT_SPECULAR + 1
#define CC_SURFACES_DEBUG_VIEW_ENV_DIFFUSE CC_SURFACES_DEBUG_VIEW_DIRECT_ALL + 1
#define CC_SURFACES_DEBUG_VIEW_ENV_SPECULAR CC_SURFACES_DEBUG_VIEW_ENV_DIFFUSE + 1
#define CC_SURFACES_DEBUG_VIEW_ENV_ALL CC_SURFACES_DEBUG_VIEW_ENV_SPECULAR + 1
#define CC_SURFACES_DEBUG_VIEW_EMISSIVE CC_SURFACES_DEBUG_VIEW_ENV_ALL + 1
#define CC_SURFACES_DEBUG_VIEW_LIGHT_MAP CC_SURFACES_DEBUG_VIEW_EMISSIVE + 1
#define CC_SURFACES_DEBUG_VIEW_SHADOW CC_SURFACES_DEBUG_VIEW_LIGHT_MAP + 1
#define CC_SURFACES_DEBUG_VIEW_AO CC_SURFACES_DEBUG_VIEW_SHADOW + 1

// advanced lighting data
#define CC_SURFACES_DEBUG_VIEW_FRESNEL CC_SURFACES_DEBUG_VIEW_AO + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSMIT_DIRECT_DIFFUSE CC_SURFACES_DEBUG_VIEW_FRESNEL + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSMIT_DIRECT_SPECULAR CC_SURFACES_DEBUG_VIEW_TRANSMIT_DIRECT_DIFFUSE + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSMIT_ENV_DIFFUSE CC_SURFACES_DEBUG_VIEW_TRANSMIT_DIRECT_SPECULAR + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSMIT_ENV_SPECULAR CC_SURFACES_DEBUG_VIEW_TRANSMIT_ENV_DIFFUSE + 1
#define CC_SURFACES_DEBUG_VIEW_TRANSMIT_ALL CC_SURFACES_DEBUG_VIEW_TRANSMIT_ENV_SPECULAR + 1
#define CC_SURFACES_DEBUG_VIEW_DIRECT_2ND_SPECULAR CC_SURFACES_DEBUG_VIEW_TRANSMIT_ALL + 1
#define CC_SURFACES_DEBUG_VIEW_ENVIRONMENT_2ND_SPECULAR CC_SURFACES_DEBUG_VIEW_DIRECT_2ND_SPECULAR + 1
#define CC_SURFACES_DEBUG_VIEW_2ND_SPECULAR_ALL CC_SURFACES_DEBUG_VIEW_ENVIRONMENT_2ND_SPECULAR + 1

// misc data
#define CC_SURFACES_DEBUG_VIEW_FOG CC_SURFACES_DEBUG_VIEW_2ND_SPECULAR_ALL + 1

// Debug view UI and macros
// #pragma define-meta CC_USE_DEBUG_VIEW range([0, 2])
// #define CC_SURFACES_DEBUG_VIEW_SINGLE 1
// #define CC_SURFACES_DEBUG_VIEW_COMPOSITE_AND_MISC 2

#define IS_DEBUG_VIEW_ENABLE_WITH_CAMERA (cc_surfaceTransform.y != 3.0)
bool equalf_mode(float data1, float data2) { return abs(float(data1) - float(data2)) < 0.001; }
#pragma define IS_DEBUG_VIEW_SINGLE_MODE(mode) (equalf_mode(cc_debug_view_mode.x, float(mode)) && (cc_surfaceTransform.y != 3.0))
#define IS_DEBUG_VIEW_LIGHTING_ENABLE_WITH_ALBEDO (UnpackBitFromFloat(cc_debug_view_mode.w, 6) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_MISC_ENABLE_CSM_LAYER_COLORATION (UnpackBitFromFloat(cc_debug_view_mode.w, 7) && IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_DIRECT_DIFFUSE (UnpackBitFromFloat(cc_debug_view_mode.y, 0) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_DIRECT_SPECULAR (UnpackBitFromFloat(cc_debug_view_mode.y, 1) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_ENV_DIFFUSE (UnpackBitFromFloat(cc_debug_view_mode.y, 2) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_ENV_SPECULAR (UnpackBitFromFloat(cc_debug_view_mode.y, 3) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_EMISSIVE (UnpackBitFromFloat(cc_debug_view_mode.y, 4) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_LIGHT_MAP (UnpackBitFromFloat(cc_debug_view_mode.y, 5) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_SHADOW (UnpackBitFromFloat(cc_debug_view_mode.y, 6) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_AO (UnpackBitFromFloat(cc_debug_view_mode.y, 7) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_NORMAL_MAP (UnpackBitFromFloat(cc_debug_view_mode.z, 0) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_FOG (UnpackBitFromFloat(cc_debug_view_mode.z, 1) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_TONE_MAPPING (UnpackBitFromFloat(cc_debug_view_mode.z, 2) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_GAMMA_CORRECTION (UnpackBitFromFloat(cc_debug_view_mode.z, 3) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_FRESNEL (UnpackBitFromFloat(cc_debug_view_mode.z, 4) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_TRANSMIT_DIFFUSE (UnpackBitFromFloat(cc_debug_view_mode.z, 5) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_TRANSMIT_SPECULAR (UnpackBitFromFloat(cc_debug_view_mode.z, 6) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_2ND_SPECULAR (UnpackBitFromFloat(cc_debug_view_mode.z, 7) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)
#define IS_DEBUG_VIEW_COMPOSITE_ENABLE_TT (UnpackBitFromFloat(cc_debug_view_mode.w, 0) || !IS_DEBUG_VIEW_ENABLE_WITH_CAMERA)

// these mode shows non-lighting data, need ignore tone mapping and gamma correction
bool DebugViewNeedDisplayOriginalData() {
    return
    IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_FRAGMENT_NORMAL) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_FRAGMENT_TANGENT) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_FRAGMENT_BINORMAL) ||
    IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_TRANSPARENCY) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_BASE_COLOR) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_DIFFUSE_COLOR) ||
    IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_SPECULAR_COLOR) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_ROUGHNESS) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_METALLIC) ||
    IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_SPECULAR_INTENSITY) || IS_DEBUG_VIEW_SINGLE_MODE(CC_SURFACES_DEBUG_VIEW_IOR)
    ;
}