chroma min/max amb mostreig bilinear subpíxel

source/core/rendering/sdl3gpu/sdl3gpu_shader.cpp

@@ -234,7 +234,8 @@ namespace Rendering {
     void SDL3GPUShader::setPostFXParams(const PostFXParams& params) {
         uniforms_.vignette_strength = params.vignette;
         uniforms_.scanline_strength = params.scanlines;
-        uniforms_.chroma_strength = params.chroma;
+        uniforms_.chroma_min = params.chroma_min;
+        uniforms_.chroma_max = params.chroma_max;
         uniforms_.mask_strength = params.mask;
         uniforms_.gamma_strength = params.gamma;
         uniforms_.curvature = params.curvature;