6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2026-04-21 17:16:44 +00:00
Code Issues Projects Releases Wiki Activity

Permits tweaking of PhaseLinkedLuminance8 sampling offset.

Browse Source
This commit is contained in:
Thomas Harte
2018-11-29 16:29:28 -08:00
parent fd579a019b
commit a25470ee41
8 changed files with 42 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Outputs/OpenGL/ScanTargetGLSLFragments.cpp
+2 -1
View File
@@ -247,6 +247,7 @@ std::unique_ptr<Shader> ScanTarget::input_shader(InputDataType input_data_type,
"uniform mat3 lumaChromaToRGB;"
"uniform mat3 rgbToLumaChroma;"
"uniform usampler2D textureName;"
"uniform float phaseOffset;"
"void main(void) {";
@@ -269,7 +270,7 @@ std::unique_ptr<Shader> ScanTarget::input_shader(InputDataType input_data_type,
case InputDataType::PhaseLinkedLuminance8:
computed_display_type = DisplayType::CompositeMonochrome;
fragment_shader +=
"uint iPhase = uint(compositeAngle * 2.0 / 3.141592654) & 3u;"
"uint iPhase = uint((compositeAngle * 2.0 / 3.141592654) + phaseOffset*4.0) & 3u;"
"fragColour = vec3(texture(textureName, textureCoordinate)[iPhase] / 255.0);";
break;