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Transmit normal to text rendering shader

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This commit is contained in:
Atlante45 2015-06-17 18:08:04 +02:00
parent be261cd038
commit 30fbd37645
2 changed files with 14 additions and 3 deletions
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11
libraries/render-utils/src/sdf_text3D.slf
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@ -14,8 +14,11 @@ uniform sampler2D Font;
uniform bool Outline; uniform bool Outline;
uniform vec4 Color; uniform vec4 Color;
const float gamma = 2.6; // the interpolated normal
const float smoothing = 100.0; varying vec4 interpolatedNormal;
const float gamma = 2.2;
const float smoothing = 64.0;
const float interiorCutoff = 0.8; const float interiorCutoff = 0.8;
const float outlineExpansion = 0.2; const float outlineExpansion = 0.2;
@ -43,5 +46,7 @@ void main() {
} }
// final color // final color
gl_FragColor = vec4(Color.rgb, Color.a * a); gl_FragData[0] = vec4(Color.rgb, Color.a * a);
gl_FragData[1] = vec4(interpolatedNormal.xyz, 0.0) * 0.5 + vec4(0.5, 0.5, 0.5, 1.0);
gl_FragData[2] = vec4(0.0);
} }

6
libraries/render-utils/src/sdf_text3D.slv
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@ -13,6 +13,9 @@
<$declareStandardTransform()$> <$declareStandardTransform()$>
// the interpolated normal
varying vec4 interpolatedNormal;
void main() { void main() {
gl_TexCoord[0] = gl_MultiTexCoord0; gl_TexCoord[0] = gl_MultiTexCoord0;
@ -20,4 +23,7 @@ void main() {
TransformCamera cam = getTransformCamera(); TransformCamera cam = getTransformCamera();
TransformObject obj = getTransformObject(); TransformObject obj = getTransformObject();
<$transformModelToClipPos(cam, obj, gl_Vertex, gl_Position)$> <$transformModelToClipPos(cam, obj, gl_Vertex, gl_Position)$>
<$transformModelToEyeDir(cam, obj, gl_Normal, interpolatedNormal.xyz)$>
interpolatedNormal = vec4(normalize(interpolatedNormal.xyz), 0.0);
} }