mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-25 04:32:33 -06:00
53 lines
1.7 KiB
Text
53 lines
1.7 KiB
Text
//Cg
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//
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// time
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//
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// You need to pass the frame time here.
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//
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// desat.x
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//
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// Desaturation level. If zero, the bloom's color is equal to
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// the color of the input pixel. If one, the bloom's color is
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// white.
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//
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// trigger.x
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//
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// Must be equal to mintrigger.
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//
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// mintrigger is the minimum brightness to trigger a bloom,
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// and maxtrigger is the brightness at which the bloom
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// reaches maximum intensity.
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//
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// trigger.y
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//
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// Must be equal to (1.0/(maxtrigger-mintrigger)) where
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//
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// mintrigger is the minimum brightness to trigger a bloom,
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// and maxtrigger is the brightness at which the bloom
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// reaches maximum intensity.
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//
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void vshader(float4 vtx_position : POSITION,
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uniform float4x4 mat_modelproj,
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uniform float4x4 trans_model_to_clip,
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out float4 l_position : POSITION,
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out float4 l_texcoord0 : TEXCOORD0)
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{
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l_position = mul(mat_modelproj, vtx_position);
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l_texcoord0 = mul(trans_model_to_clip, vtx_position);
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l_texcoord0.z = l_texcoord0.w;
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}
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void fshader(float4 l_texcoord0 : TEXCOORD0,
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uniform sampler2D k_screen : TEXUNIT1,
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uniform sampler2D k_waves : TEXUNIT0,
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uniform float4 texpad_screen,
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in uniform float sys_time,
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out float4 o_color : COLOR)
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{
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float3 screen = l_texcoord0.xyz / l_texcoord0.w;
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float2 texcoords = float2(screen.xy) * texpad_screen.xy + texpad_screen.xy;
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float4 disturbance = tex2D(k_waves, texcoords);
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//o_color = tex2D(k_screen, texcoords + disturbance.xy * 0.05 * disturbance.z * sys_time.x * 1);
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o_color = tex2D(k_screen, texcoords + disturbance.xy * 0.05 * disturbance.z * sin(sys_time.x) * 1);
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}
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