add variables to shaders

platform_sdl/Renderer.cpp

@@ -111,6 +111,7 @@ namespace Renderer
     "uniform vec2 v2Resolution; // viewport resolution (in pixels)\n"
     "\n"
     "uniform sampler1D texFFT; // towards 0.0 is bass / lower freq, towards 1.0 is higher / treble freq\n"
+    "uniform sampler1D texFFTSmoothed; // this one has longer falloff and less harsh transients\n"
     "{%textures:begin%}" // leave off \n here
     "uniform sampler2D {%textures:name%};\n"
     "{%textures:end%}" // leave off \n here

platform_w32_dx11/Renderer.cpp

@@ -106,6 +106,7 @@ namespace Renderer
     "Texture2D {%textures:name%};\n"
     "{%textures:end%}" // leave off \n here
     "Texture1D texFFT; // towards 0.0 is bass / lower freq, towards 1.0 is higher / treble freq\n"
+    "Texture1D texFFTSmoothed; // this one has longer falloff and less harsh transients\n"
     "SamplerState smp;\n"
     "\n"
     "cbuffer constants\n"

platform_w32_dx9/Renderer.cpp

@@ -103,6 +103,8 @@ namespace Renderer
   char defaultShader[65536] = 
     "texture texTFFT; sampler1D texFFT = sampler_state { Texture = <texTFFT>; }; \n"
     "// towards 0.0 is bass / lower freq, towards 1.0 is higher / treble freq\n"
+    "texture texFFTSmoothedT; sampler1D texFFTSmoothed = sampler_state { Texture = <texFFTSmoothedT>; }; \n"
+    "// this one has longer falloff and less harsh transients\n"
     "\n"
     "{%textures:begin%}" // leave off \n here
     "texture raw{%textures:name%}; sampler2D {%textures:name%} = sampler_state { Texture = <raw{%textures:name%}>; };\n"