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GLSL To match

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Update the glsl side to match hlsl ies profile usage
This commit is contained in:
marauder2k7 2024-02-21 08:24:24 +00:00
parent 4417462499
commit 39ec0305f9
2 changed files with 44 additions and 18 deletions
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20
Templates/BaseGame/game/core/rendering/shaders/lighting/advanced/gl/pointLightP.glsl
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@ -108,11 +108,15 @@ uniform sampler2D deferredBuffer;
#include "softShadow.glsl"
uniform sampler2D colorBuffer;
uniform sampler2D matInfoBuffer;
#ifdef USE_COOKIE_TEX
#ifdef SHADOW_CUBE
/// The texture for cookie rendering.
uniform samplerCube cookieMap;
#else
uniform sampler2D cookieMap;
#endif
uniform sampler2D iesProfile;
uniform vec4 rtParams0;
uniform vec3 lightPosition;
@ -181,7 +185,12 @@ void main()
#ifdef USE_COOKIE_TEX
// Lookup the cookie sample.
#ifdef SHADOW_CUBE
vec4 cookie = texture(cookieMap, tMul(worldToLightProj, -surfaceToLight.L));
#else
vec2 cookieCoord = decodeShadowCoord( tMul( worldToLightProj, -surfaceToLight.L ) ).xy;
vec4 cookie = texture(cookieMap, cookieCoord);
#endif
// Multiply the light with the cookie tex.
lightCol *= cookie.rgb;
// Use a maximum channel luminance to attenuate
@ -224,6 +233,15 @@ void main()
//get punctual light contribution
lighting = getPunctualLight(surface, surfaceToLight, lightCol, lightBrightness, lightInvSqrRange, shadow);
#ifdef UES_PHOTOMETRIC_MASK
// Lookup the cookie sample.d
float cosTheta = dot(-surfaceToLight.L, lightDirection);
float angle = acos(cosTheta) * ( M_1OVER_PI_F);
float iesMask = texture(iesProfile, vec2(angle, 0.0)).r;
// Multiply the light with the iesMask tex.
lighting *= iesMask;
#endif
}
OUT_col = vec4(lighting, 0);

42
Templates/BaseGame/game/core/rendering/shaders/lighting/advanced/gl/spotLightP.glsl
View file

@ -38,11 +38,8 @@ uniform sampler2D shadowMap;
#include "softShadow.glsl"
uniform sampler2D colorBuffer;
uniform sampler2D matInfoBuffer;
#ifdef USE_COOKIE_TEX
/// The texture for cookie rendering.
uniform sampler2D cookieMap;
#endif
uniform sampler2D iesProfile;
uniform vec4 rtParams0;
uniform float lightBrightness;
@ -91,7 +88,7 @@ void main()
if(dist < lightRange)
{
SurfaceToLight surfaceToLight = createSurfaceToLight(surface, L);
vec3 lightCol = lightColor.rgb;
float shadow = 1.0;
#ifndef NO_SHADOW
@ -105,19 +102,22 @@ void main()
//distance to light in shadow map space
float distToLight = pxlPosLightProj.z / lightRange;
shadow = softShadow_filter(shadowMap, ssPos.xy/ssPos.w, shadowCoord, shadowSoftness, distToLight, surfaceToLight.NdotL, lightParams.y);
#ifdef USE_COOKIE_TEX
// Lookup the cookie sample.
vec4 cookie = texture(cookieMap, shadowCoord);
// Multiply the light with the cookie tex.
lightCol *= cookie.rgb;
// Use a maximum channel luminance to attenuate
// the lighting else we get specular in the dark
// regions of the cookie texture.
lightCol *= max(cookie.r, max(cookie.g, cookie.b));
#endif
}
#endif
#endif
vec3 lightCol = lightColor.rgb;
#ifdef USE_COOKIE_TEX
// Lookup the cookie sample.
vec4 cookie = texture(cookieMap, shadowCoord);
// Multiply the light with the cookie tex.
lightCol *= cookie.rgb;
// Use a maximum channel luminance to attenuate
// the lighting else we get specular in the dark
// regions of the cookie texture.
lightCol *= max(cookie.r, max(cookie.g, cookie.b));
#endif
#ifdef DIFFUSE_LIGHT_VIZ
float attenuation = getDistanceAtt(surfaceToLight.Lu, radius);
@ -156,6 +156,14 @@ void main()
//get spot light contribution
lighting = getSpotlight(surface, surfaceToLight, lightCol, lightBrightness, lightInvSqrRange, lightDirection, lightSpotParams, shadow);
#ifdef UES_PHOTOMETRIC_MASK
// Lookup the cookie sample.d
float cosTheta = dot(-surfaceToLight.L, lightDirection);
float angle = acos(cosTheta) * ( M_1OVER_PI_F);
float iesMask = texture(iesProfile, vec2(angle, 0.0)).r;
// Multiply the light with the iesMask tex.
lighting *= iesMask;
#endif
}
OUT_col = vec4(lighting, 0);