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authorDave Parks <davep@lindenlab.com>2010-04-09 01:42:50 -0500
committerDave Parks <davep@lindenlab.com>2010-04-09 01:42:50 -0500
commitc566195ca82ddd9c5a3aef1c4b19e0094ef918c7 (patch)
tree3190a8bf05bfa8f58181237e8403129db855d60c /indra/newview/app_settings/shaders/class2
parent53e791b299d51df3891a177b52dc5e1dc5dc5825 (diff)
Tweak bias on projectors. Fix some silly shader mistakes.
Diffstat (limited to 'indra/newview/app_settings/shaders/class2')
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl29
-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl16
2 files changed, 17 insertions, 28 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index 4974bbef9e..46db3c990c 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -75,28 +75,10 @@ float pcfShadow(sampler2DRectShadow shadowMap, vec4 stc, float scl)
//return shadow;
}
-float pcfSpotShadow(sampler2DRectShadow shadowMap, vec4 stc, float scl)
-{
- stc.xyz /= stc.w;
- stc.z += spot_shadow_bias*scl;
-
- float cs = shadow2DRect(shadowMap, stc.xyz).x;
- float shadow = cs;
-
- shadow += max(shadow2DRect(shadowMap, stc.xyz+vec3(1.5, 1.5, 0.0)).x, cs);
- shadow += max(shadow2DRect(shadowMap, stc.xyz+vec3(1.5, -1.5, 0.0)).x, cs);
- shadow += max(shadow2DRect(shadowMap, stc.xyz+vec3(-1.5, 1.5, 0.0)).x, cs);
- shadow += max(shadow2DRect(shadowMap, stc.xyz+vec3(-1.5, -1.5, 0.0)).x, cs);
-
- return shadow/5.0;
-
- //return shadow;
-}
-
float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl)
{
stc.xyz /= stc.w;
- stc.z += shadow_bias*scl;
+ stc.z += spot_shadow_bias*scl;
float cs = shadow2D(shadowMap, stc.xyz).x;
float shadow = cs;
@@ -107,8 +89,7 @@ float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl)
shadow += max(shadow2D(shadowMap, stc.xyz+vec3(off.x, -off.y, 0.0)).x, cs);
shadow += max(shadow2D(shadowMap, stc.xyz+vec3(-off.x, off.y, 0.0)).x, cs);
shadow += max(shadow2D(shadowMap, stc.xyz+vec3(-off.x, -off.y, 0.0)).x, cs);
-
-
+
return shadow/5.0;
//return shadow;
@@ -200,15 +181,15 @@ void main()
gl_FragColor[0] = shadow;
gl_FragColor[1] = 1.0;
- spos.xyz = shadow_pos*offset*spot_shadow_offset;
+ spos.xyz = shadow_pos+offset*spot_shadow_offset;
//spotlight shadow 1
vec4 lpos = shadow_matrix[4]*spos;
- gl_FragColor[2] = pcfSpotShadow(shadowMap4, lpos, 0.8).x;
+ gl_FragColor[2] = pcfShadow(shadowMap4, lpos, 0.8);
//spotlight shadow 2
lpos = shadow_matrix[5]*spos;
- gl_FragColor[3] = pcfSpotShadow(shadowMap5, lpos, 0.8).x;
+ gl_FragColor[3] = pcfShadow(shadowMap5, lpos, 0.8);
//gl_FragColor.rgb = pos.xyz;
//gl_FragColor.b = shadow;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
index d77d17942a..a0dfc96f14 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
@@ -40,6 +40,9 @@ uniform vec2 proj_shadow_res;
uniform float shadow_bias;
uniform float shadow_offset;
+uniform float spot_shadow_bias;
+uniform float spot_shadow_offset;
+
vec4 getPosition(vec2 pos_screen)
{
float depth = texture2DRect(depthMap, pos_screen.xy).a;
@@ -134,7 +137,7 @@ float pcfShadow(sampler2DRectShadow shadowMap, vec4 stc, float scl)
float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl)
{
stc.xyz /= stc.w;
- stc.z += shadow_bias*scl;
+ stc.z += spot_shadow_bias*scl;
float cs = shadow2D(shadowMap, stc.xyz).x;
float shadow = cs;
@@ -173,7 +176,10 @@ void main()
float shadow = 1.0;
float dp_directional_light = max(0.0, dot(norm, vary_light.xyz));
- vec4 spos = vec4(pos.xyz + displace*norm + vary_light.xyz * (1.0-dp_directional_light)*shadow_offset, 1.0);
+ vec3 shadow_pos = pos.xyz + displace*norm;
+ vec3 offset = vary_light.xyz * (1.0-dp_directional_light);
+
+ vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0);
if (spos.z > -shadow_clip.w)
{
@@ -235,13 +241,15 @@ void main()
gl_FragColor[0] = shadow;
gl_FragColor[1] = calcAmbientOcclusion(pos, norm);
+ spos.xyz = shadow_pos+offset*spot_shadow_offset;
+
//spotlight shadow 1
vec4 lpos = shadow_matrix[4]*spos;
- gl_FragColor[2] = pcfShadow(shadowMap4, lpos, 0.8).x;
+ gl_FragColor[2] = pcfShadow(shadowMap4, lpos, 0.8);
//spotlight shadow 2
lpos = shadow_matrix[5]*spos;
- gl_FragColor[3] = pcfShadow(shadowMap5, lpos, 0.8).x;
+ gl_FragColor[3] = pcfShadow(shadowMap5, lpos, 0.8);
//gl_FragColor.rgb = pos.xyz;
//gl_FragColor.b = shadow;