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This now correctly (I think) decodes information posted to the CRT. But doesn't yet post it correctly. I'm very close now, I hope.

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This commit is contained in:
Thomas Harte 2016-01-09 22:19:00 -05:00
parent 07a041d788
commit 037602765a
1 changed files with 8 additions and 1 deletions
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9
Machines/Electron/Electron.cpp
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@ -230,6 +230,12 @@ inline void Machine::update_display()
_crt->output_blank(15 * crt_cycles_multiplier);
_outputPosition += 15;
_crt->output_data(80 * crt_cycles_multiplier);
uint8_t *output = (uint8_t *)_crt->get_write_target_for_buffer(0);
for(int c = 0; c < 80 * crt_cycles_multiplier; c++)
{
output[c] = (uint8_t)(c&7);
}
}
if(line_position >= 24 && line_position < 104)
@ -254,6 +260,7 @@ const char *Machine::get_signal_decoder()
return
"vec4 sample(vec2 coordinate)\n"
"{\n"
"return vec4(1.0, 1.0, 0.0, 1.0);\n"
"float texValue = texture(texID, srcCoordinatesVarying).r;" // step(mod(texValue, 4.0), 2.0)
"return vec4( step(mod(texValue, 8.0/256.0), 4.0/256.0), step(mod(texValue, 4.0/256.0), 2.0/256.0), step(mod(texValue, 2.0/256.0), 1.0/256.0), 1.0);\n"
"}";
}