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Added recursive buffer support

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Digital Artifex
2025-08-15 09:33:12 -04:00
parent 724c017240
commit a47f8063ca
5 changed files with 96 additions and 23 deletions
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50
package/contents/ui/ShaderChannel.qml
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@@ -68,6 +68,7 @@ Item
property real mouseBias: 1
property var iDate
property real iTimeScale: 1 // This is used to scale the time for the shader, allowing for slow motion or fast forward effects per channel
property int frameBufferChannel: -1
property bool invert
@@ -250,6 +251,10 @@ Item
Item
{
property var frameBufferData: undefined
id: channelShaderContent
anchors.fill: parent
// Setup the shader effect sources for each channel
// These are needed to provide the uniform data to the shader channel buffers
ShaderEffectSource
@@ -259,6 +264,9 @@ Item
live: true
smooth: true
sourceRect: Qt.rect(0,0, sourceItem ? sourceItem.width : 0, sourceItem ? sourceItem.height : 0)
wrapMode: ShaderEffectSource.Repeat
textureSize: Qt.size(channelShaderContent.width, channelShaderContent.height)
textureMirroring: ShaderEffectSource.NoMirroring
}
ShaderEffectSource
@@ -268,6 +276,9 @@ Item
live: true
smooth: true
sourceRect: Qt.rect(0,0, sourceItem ? sourceItem.width : 0, sourceItem ? sourceItem.height : 0)
wrapMode: ShaderEffectSource.Repeat
textureSize: Qt.size(channelShaderContent.width, channelShaderContent.height)
textureMirroring: ShaderEffectSource.NoMirroring
}
ShaderEffectSource
@@ -277,6 +288,9 @@ Item
live: true
smooth: true
sourceRect: Qt.rect(0,0, sourceItem ? sourceItem.width : 0, sourceItem ? sourceItem.height : 0)
wrapMode: ShaderEffectSource.Repeat
textureSize: Qt.size(channelShaderContent.width, channelShaderContent.height)
textureMirroring: ShaderEffectSource.NoMirroring
}
ShaderEffectSource
@@ -286,15 +300,33 @@ Item
live: true
smooth: true
sourceRect: Qt.rect(0,0, sourceItem ? sourceItem.width : 0, sourceItem ? sourceItem.height : 0)
wrapMode: ShaderEffectSource.Repeat
textureSize: Qt.size(channelShaderContent.width, channelShaderContent.height)
textureMirroring: ShaderEffectSource.NoMirroring
}
// recursive frame buffer
ShaderEffectSource
{
id: frameBufferSource
sourceItem: channelShaderContent
live: true
sourceRect: Qt.rect(0,0, channelShaderContent.width, channelShaderContent.height)
wrapMode: ShaderEffectSource.Repeat
recursive: true
textureSize: Qt.size(channelShaderContent.width, channelShaderContent.height)
anchors.fill: parent
visible: false
textureMirroring: ShaderEffectSource.NoMirroring
}
// The shader effect that will be used to render the shader
ShaderEffect
{
property var iChannel0: channelSource0
property var iChannel1: channelSource1
property var iChannel2: channelSource2
property var iChannel3: channelSource3
property var iChannel0: channel.frameBufferChannel === 0 ? frameBufferSource : channelSource0
property var iChannel1: channel.frameBufferChannel === 1 ? frameBufferSource : channelSource1
property var iChannel2: channel.frameBufferChannel === 2 ? frameBufferSource : channelSource2
property var iChannel3: channel.frameBufferChannel === 3 ? frameBufferSource : channelSource3
property var iResolution: channel.iResolution
property var iTime: data.iTime
@@ -310,6 +342,8 @@ Item
fragmentShader: Qt.resolvedUrl(channel.source)
anchors.fill: parent
id: channelShaderOutput
}
}
}
@@ -374,8 +408,7 @@ Item
}
}
// Supporting this as an mp3 feels kinda silly. Should really figure out how to capture desktop audio with qml
// UPDATE: This is not currently supported in QML, so we will need to implement this in C++ later
// Connect the audio channel to the cpp backend
Component
{
id: channelAudio
@@ -414,6 +447,11 @@ Item
{
Komplex.AudioModel.startCapture()
}
Component.onDestruction:
{
Komplex.AudioModel.stopCapture()
}
}
}
}