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Debugging, looking good, no ready for final lighting

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This commit is contained in:
Sam Gateau 2015-09-15 15:22:45 -07:00
parent dc8756e465
commit 7b8e11e01c
3 changed files with 7 additions and 16 deletions
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19
libraries/render-utils/src/DeferredBuffer.slh
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@ -57,21 +57,12 @@ float getStereoSide(DeferredTransform deferredTransform) {
vec4 evalEyePositionFromZ(DeferredTransform deferredTransform, float depthVal, vec2 texcoord) {
vec3 nPos = vec3(texcoord.xy * 2.0f - 1.0f, depthVal * 2.0f - 1.0f);
float Ze = -deferredTransform.projection[3][2] / (nPos.z + deferredTransform.projection[2][2]);
float Xe = (nPos.x - Ze * deferredTransform.projection[2][0] - deferredTransform.projection[3][0]) / deferredTransform.projection[0][0];
float Ye = (nPos.y - Ze * deferredTransform.projection[2][1] - deferredTransform.projection[3][1]) / deferredTransform.projection[1][1];
vec2 nearVal_depthScale = deferredTransform.nearVal_depthScale_stereoMode_spare0.xy;
vec2 depthTexCoordOffset = deferredTransform.depthTexCoordOffset_scale.xy;
vec2 depthTexCoordScale = deferredTransform.depthTexCoordOffset_scale.zw;
// compute the view space position using the depth
float z = nearVal_depthScale.x / (depthVal * nearVal_depthScale.y - 1.0);
if (texcoord.x > 0.0f) {
z = Ze;
return vec4(Xe, Ye, Ze, 1.0f);
}
return vec4((depthTexCoordOffset + texcoord * depthTexCoordScale) * z, z, 1.0);
// basically manually pick the proj matrix components to do the inverse
float Ze = -deferredTransform.projection[3][2] / (nPos.z + deferredTransform.projection[2][2]);
float Xe = (-Ze * nPos.x - Ze * deferredTransform.projection[2][0] - deferredTransform.projection[3][0]) / deferredTransform.projection[0][0];
float Ye = (-Ze * nPos.y - Ze * deferredTransform.projection[2][1] - deferredTransform.projection[3][1]) / deferredTransform.projection[1][1];
return vec4(Xe, Ye, Ze, 1.0f);
}
struct DeferredFragment {

2
libraries/render-utils/src/point_light.slf
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@ -83,6 +83,6 @@ void main(void) {
float side = getStereoSide(deferredTransform);
// _fragColor = vec4(-side, 0.0, side, 1.0);
// _fragColor = vec4(texCoord, 0.0, 1.0);
_fragColor = vec4(frag.position.xyz, 1.0);
// _fragColor = vec4(frag.position.xyz, 1.0);
}
}

2
libraries/render-utils/src/spot_light.slf
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@ -92,7 +92,7 @@ void main(void) {
float side = getStereoSide(deferredTransform);
// _fragColor = vec4(-side, 0.0, side, 1.0);
// _fragColor = vec4(texCoord, 0.0, 1.0);
_fragColor = vec4(frag.position.xyz, 1.0);
// _fragColor = vec4(frag.position.xyz, 1.0);
}
}