TorqueGameEngines/Torque3D
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Companion PR to #719

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Adds the OGL side. redoing it to make sure the PR history is clean.
This commit is contained in:
Areloch 2015-08-28 00:27:08 -05:00
parent 95ab3a33a5
commit 71c19a6151
4 changed files with 50 additions and 4 deletions
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15
Templates/Empty/game/shaders/common/gl/torque.glsl
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@ -150,6 +150,21 @@ vec2 parallaxOffset( sampler2D texMap, vec2 texCoord, vec3 negViewTS, float dept
return offset;
}
/// Same as parallaxOffset but for dxtnm where depth is stored in the red channel instead of the alpha
vec2 parallaxOffsetDxtnm(sampler2D texMap, vec2 texCoord, vec3 negViewTS, float depthScale)
{
float depth = texture(texMap, texCoord).r;
vec2 offset = negViewTS.xy * (depth * depthScale);
for (int i = 0; i < PARALLAX_REFINE_STEPS; i++)
{
depth = (depth + texture(texMap, texCoord + offset).r) * 0.5;
offset = negViewTS.xy * (depth * depthScale);
}
return offset;
}
/// The maximum value for 16bit per component integer HDR encoding.
const float HDR_RGB16_MAX = 100.0;

15
Templates/Full/game/shaders/common/gl/torque.glsl
View file

@ -150,6 +150,21 @@ vec2 parallaxOffset( sampler2D texMap, vec2 texCoord, vec3 negViewTS, float dept
return offset;
}
/// Same as parallaxOffset but for dxtnm where depth is stored in the red channel instead of the alpha
vec2 parallaxOffsetDxtnm(sampler2D texMap, vec2 texCoord, vec3 negViewTS, float depthScale)
{
float depth = texture(texMap, texCoord).r;
vec2 offset = negViewTS.xy * (depth * depthScale);
for (int i = 0; i < PARALLAX_REFINE_STEPS; i++)
{
depth = (depth + texture(texMap, texCoord + offset).r) * 0.5;
offset = negViewTS.xy * (depth * depthScale);
}
return offset;
}
/// The maximum value for 16bit per component integer HDR encoding.
const float HDR_RGB16_MAX = 100.0;