Add minimap for terrain map

	With accurate viewport shape display on minimap
	With Mapmode management
	With Region mapmode
	With Province mapmode
	With Index mapmode
	With Minimap single-click movement
	With Minimap drag-click movement

1 files changed, 5 insertions, 8 deletions

diff --git a/game/src/GameSession/TerrainMap.gdshader b/game/src/GameSession/TerrainMap.gdshader
index a6774fd..7aca0f9 100644
--- a/game/src/GameSession/TerrainMap.gdshader
+++ b/game/src/GameSession/TerrainMap.gdshader
@@ -8,10 +8,10 @@ uniform sampler2D terrain_tex: source_color, repeat_enable, filter_linear;
 uniform sampler2D province_index_tex : repeat_enable, filter_nearest;
 // Province colour texture
 uniform sampler2D province_colour_tex: source_color, repeat_enable, filter_nearest;
-// Position of the mouse over the map mesh in UV coords
-uniform vec2 hover_pos;
-// Position in UV coords of a pixel belonging to the currently selected province
-uniform vec2 selected_pos;
+// Index of the mouse over the map mesh
+uniform uint hover_index;
+// Index of the currently selected province
+uniform uint selected_index;
 
 uvec2 vec2_to_uvec2(vec2 v) {
 	return uvec2(v * 255.0);
@@ -31,13 +31,10 @@ uint read_uint16(sampler2D tex, vec2 uv) {
 
 void fragment() {
 	uvec2 prov_idx_split = read_uvec2(province_index_tex, UV);
-
 	uint prov_index = uvec2_to_uint(prov_idx_split);
-	uint hover_index = read_uint16(province_index_tex, hover_pos);
-	uint selected_index = read_uint16(province_index_tex, selected_pos);
 
 	// Boost prov_colour's contribution if it matches hover_colour or selected_colour
-	float mix_val = float(prov_index == hover_index) * 0.3 + float(prov_index == selected_index) * 0.5;
+	float mix_val = 0.3 + float(prov_index == hover_index) * 0.3 + float(prov_index == selected_index) * 0.3;
 	// Don't mix if the province index is 0
 	mix_val *= float(prov_index != 0u);