[Feat] Add float support for aidge_cmp feature

aidge_export_cpp/static/utils.hpp

@@ -160,7 +160,10 @@ int get_ofst_from_fmt(int out, int h, int w) {
 template<int NB_OUTPUTS, int OUT_WIDTH, int OUT_HEIGHT, Format AIDGE_FMT, Format DEV_FMT, typename AidgeOutput_T, typename DevOutput_T>
 void aidge_cmp(std::string layer_name, AidgeOutput_T* aidge_output, DevOutput_T* dev_output) {
 
-    printf("[AIDGE COMPARE] - %s\n", layer_name.c_str());
+    printf("[NOTICE] - Comparing with Aidge ref for node : %s -> ", layer_name.c_str());
+
+    const float atol = 1e-5f;   // Absolute
+    const float rtol = 1e-3f;   // Relative
 
     for (auto out = 0; out < NB_OUTPUTS; ++out) {
         for (auto h = 0; h < OUT_HEIGHT; ++h) {
@@ -170,20 +173,34 @@ void aidge_cmp(std::string layer_name, AidgeOutput_T* aidge_output, DevOutput_T*
                 const int dev_ofst   = get_ofst_from_fmt<NB_OUTPUTS, OUT_WIDTH, OUT_HEIGHT, DEV_FMT>(out, h, w);
                 
                 if (aidge_ofst == -1 || dev_ofst == -1) {
+                    printf("[FAILURE]\n");
                     printf("[ERROR] - Aborting this layer comparison...\n");
                     return;
                 }
-
-                if (aidge_output[aidge_ofst] != dev_output[dev_ofst]) {
-                    if (std::is_floating_point<DevOutput_T>::value) {
-                        printf("[ERROR] - First error detected at %dx%dx%d (out x h x w) : aidge_out = %f vs dev_out = %f\n",
-                                out, h, w, static_cast<double>(aidge_output[aidge_ofst]), static_cast<double>(dev_output[dev_ofst]));
-                    } else {
+                
+                // Float Comparison
+                if (std::is_floating_point<DevOutput_T>::value) {
+
+                    const float diff = std::abs(aidge_output[aidge_ofst] - dev_output[dev_ofst]);
+                    const float tolerance = atol + rtol * std::abs(dev_output[dev_ofst]);
+
+                    if (diff > tolerance) {
+                            printf("[FAILURE]\n");
+                            printf("[ERROR] - First error detected at %dx%dx%d (out x h x w) : aidge_out = %f vs dev_out = %f\n",
+                                    out, h, w, static_cast<double>(aidge_output[aidge_ofst]), static_cast<double>(dev_output[dev_ofst]));
+                            printf("Abort program.\n");
+                            exit(1);
+                    }
+                
+                // Int Comparison
+                } else {    
+                    if (aidge_output[aidge_ofst] != dev_output[dev_ofst]) {
+                        printf("[FAILURE]\n");
                         printf("[ERROR] - First error detected at %dx%dx%d (out x h x w) : aidge_out = %d vs dev_out = %d\n",
-                              out, h, w, static_cast<int>(aidge_output[aidge_ofst]), static_cast<int>(dev_output[dev_ofst]));
+                                out, h, w, static_cast<int>(aidge_output[aidge_ofst]), static_cast<int>(dev_output[dev_ofst]));
+                        printf("[ERROR] - Abort program.\n");
+                        exit(1);
                     }
-                    printf("Abort program.\n");
-                    exit(1);
                 }
             }
         }

aidge_export_cpp/templates/data/aidge_tensor.jinja

@@ -2,6 +2,12 @@
 
 #define {{name|upper}}_FMT  Format::{{ dformat | upper }}
 
+{%- set format_map = {
+    "int8_t": "%4d",
+    "int32_t": "%6d",
+    "float": "%.9f"
+} %}
+
 static const {{ dtype }} {{ name }}
 {%- for dim in dims -%}
     [{{ dim }}]
@@ -13,7 +19,7 @@ static const {{ dtype }} {{ name }}
 {%- if dims | length == 1 -%}
 {{ '{' }}
 {%- for x in range(dims[0]) -%}
-{{ "%4d" | format(values[x]) }},
+{{ format_map[dtype] | format(values[x]) }},
 {%- endfor -%}
 {{ '}' }};
 {%- endif -%}
@@ -23,7 +29,7 @@ static const {{ dtype }} {{ name }}
 {%- for y in range(dims[0]) -%}
 {{ '{' }}
     {%- for x in range(dims[1]) -%}
-        {{ "%4d" | format(values[y][x]) }}, 
+        {{ format_map[dtype] | format(values[y][x]) }}, 
     {%- endfor -%}
 {{ '}' }},
 {%- endfor -%}
@@ -36,7 +42,7 @@ static const {{ dtype }} {{ name }}
     {%- for y in range(dims[1]) %}
     {{ '{' }}
         {%- for x in range(dims[2]) -%}
-            {{ "%4d" | format(values[z][y][x]) }}, 
+            {{ format_map[dtype] | format(values[z][y][x]) }}, 
         {%- endfor -%}
     {{ '}' }},
     {%- endfor %}
@@ -53,7 +59,7 @@ static const {{ dtype }} {{ name }}
         {%- for y in range(dims[2]) %}
         {{ '{' }}
             {%- for x in range(dims[3]) -%}
-                {{ "%4d" | format(values[n][z][y][x]) }}, 
+                {{ format_map[dtype] | format(values[n][z][y][x]) }}, 
             {%- endfor -%}
         {{ '}' }},
         {%- endfor %}

aidge_export_cpp/templates/data/parameters.jinja

@@ -4,7 +4,7 @@
 {%- set format_map = {
     "int8_t": "%4d",
     "int32_t": "%6d",
-    "float": "%8.3f"
+    "float": "%.9f"
 } %}
 
 {# Design header of the array -#}