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Withdrew soft filtering for now; until the sampling frequency is passed on it's not sufficiently rigorous.

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This commit is contained in:
Thomas Harte 2016-01-12 16:42:16 -05:00
parent 75d6ec354b
commit 6112f4ef6b
1 changed files with 13 additions and 6 deletions
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19
OSBindings/Mac/Clock Signal/Views/CSCathodeRayView.m
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@ -297,12 +297,14 @@ static CVReturn DisplayLinkCallback(CVDisplayLinkRef displayLink, const CVTimeSt
"srcCoordinatesVarying[0] = srcCoordinatesVarying[0] - vec2(0.325 / textureSize.x, 0.0);\n";
NSString *const rgbVertexShaderGlobals =
@"out vec2 srcCoordinatesVarying[3];\n";
@"out vec2 srcCoordinatesVarying[5];\n";
NSString *const rgbVertexShaderBody =
@"srcCoordinatesVarying[1] = vec2(srcCoordinates.x / textureSize.x, (srcCoordinates.y + 0.5) / textureSize.y);\n"
"srcCoordinatesVarying[0] = srcCoordinatesVarying[1] - vec2(0.5 / textureSize.x, 0.0);\n"
"srcCoordinatesVarying[2] = srcCoordinatesVarying[1] + vec2(0.5 / textureSize.x, 0.0);\n";
@"srcCoordinatesVarying[2] = vec2(srcCoordinates.x / textureSize.x, (srcCoordinates.y + 0.5) / textureSize.y);\n"
"srcCoordinatesVarying[0] = srcCoordinatesVarying[1] - vec2(1.0 / textureSize.x, 0.0);\n"
"srcCoordinatesVarying[1] = srcCoordinatesVarying[1] - vec2(0.5 / textureSize.x, 0.0);\n"
"srcCoordinatesVarying[3] = srcCoordinatesVarying[1] + vec2(0.5 / textureSize.x, 0.0);\n"
"srcCoordinatesVarying[4] = srcCoordinatesVarying[1] + vec2(1.0 / textureSize.x, 0.0);\n";
NSString *const vertexShader =
@"#version 150\n"
@ -389,10 +391,15 @@ static CVReturn DisplayLinkCallback(CVDisplayLinkRef displayLink, const CVTimeSt
"fragColour = 5.0 * texture(shadowMaskTexID, shadowMaskCoordinates) * vec4(yiqToRGB * vec3(y, i, q), 1.0);//sin(lateralVarying));\n";
NSString *const rgbFragmentShaderGlobals =
@"in vec2 srcCoordinatesVarying[3];\n"; // texture(shadowMaskTexID, shadowMaskCoordinates) *
@"in vec2 srcCoordinatesVarying[5];\n"; // texture(shadowMaskTexID, shadowMaskCoordinates) *
NSString *const rgbFragmentShaderBody =
@"fragColour = (sample(srcCoordinatesVarying[0]) + (sample(srcCoordinatesVarying[1]) * 2.0) + sample(srcCoordinatesVarying[2])) / 4.0;";
@"fragColour = sample(srcCoordinatesVarying[2]);";
// @"fragColour = (sample(srcCoordinatesVarying[0]) * -0.1) + \
// (sample(srcCoordinatesVarying[1]) * 0.3) + \
// (sample(srcCoordinatesVarying[2]) * 0.6) + \
// (sample(srcCoordinatesVarying[3]) * 0.3) + \
// (sample(srcCoordinatesVarying[4]) * -0.1);";
// dot(vec3(1.0/6.0, 2.0/3.0, 1.0/6.0), vec3(sample(srcCoordinatesVarying[0]), sample(srcCoordinatesVarying[0]), sample(srcCoordinatesVarying[0])));//sin(lateralVarying));\n";