#include "..\..\VertexShader.h"

;------------------------------------------------------------------------------
; Defines
;------------------------------------------------------------------------------

#define C_EYE_POSITION			c10
#define C_SPECULAR_POWER		c11


;------------------------------------------------------------------------------
; Diffuse color
;------------------------------------------------------------------------------

; Initialize specular light
mov		rFinalDiffuse, C_ZERO

; Calculate normalized eye vector
add		rVertexToEye, C_EYE_POSITION, -pPos
NormalizeVector(rVertexToEye)

; Store specular power in light coefficient vector
mov		rLightCoeff.w, C_SPECULAR_POWER.x

; Add specular point lights
AddSpecularPointLight(C_LIGHT_POSITION_1, C_LIGHT_COLOR_1, C_LIGHT_ATTEN_1, rFinalDiffuse)
AddSpecularPointLight(C_LIGHT_POSITION_2, C_LIGHT_COLOR_2, C_LIGHT_ATTEN_2, rFinalDiffuse)
AddSpecularPointLight(C_LIGHT_POSITION_3, C_LIGHT_COLOR_3, C_LIGHT_ATTEN_3, rFinalDiffuse)
AddSpecularPointLight(C_LIGHT_POSITION_4, C_LIGHT_COLOR_4, C_LIGHT_ATTEN_4, rFinalDiffuse)
AddSpecularPointLight(C_LIGHT_POSITION_5, C_LIGHT_COLOR_5, C_LIGHT_ATTEN_5, rFinalDiffuse)

; Combine final specular light and material color
mul		oD0.xyz, rFinalDiffuse, C_MATERIAL_COLOR

#ifdef _PCBUILD
mov		oD0.w, C_ONE
#endif