fixup: float lightFactors

src/engine/renderer/gl_shader.h

@@ -1426,30 +1426,30 @@ class GLCompileMacro_USE_ALPHA_TESTING :
 };
 
 class u_LightFactor :
-	GLUniform1i
+	GLUniform1f
 {
 public:
 	u_LightFactor( GLShader *shader ) :
-		GLUniform1i( shader, "u_LightFactor" )
+		GLUniform1f( shader, "u_LightFactor" )
 	{
 	}
 
-	void SetUniform_LightFactor( const int lightFactor )
+	void SetUniform_LightFactor( const float lightFactor )
 	{
 		this->SetValue( lightFactor );
 	}
 };
 
 class u_LightFactors :
-	GLUniform2i
+	GLUniform2f
 {
 public:
 	u_LightFactors( GLShader *shader ) :
-		GLUniform2i( shader, "u_LightFactors" )
+		GLUniform2f( shader, "u_LightFactors" )
 	{
 	}
 
-	void SetUniform_LightFactors( const ivec2_t lightFactors )
+	void SetUniform_LightFactors( const vec2_t lightFactors )
 	{
 		this->SetValue( lightFactors );
 	}

src/engine/renderer/glsl_source/generic_fp.glsl

@@ -25,7 +25,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 uniform sampler2D	u_ColorMap;
 
 #if !defined(GENERIC_2D) && defined(USE_TCGEN_LIGHTMAP)
-uniform int u_LightFactor;
+uniform float u_LightFactor;
 #endif
 
 uniform bool u_LinearizeTexture;

src/engine/renderer/glsl_source/lightMapping_fp.glsl

@@ -26,7 +26,7 @@ uniform sampler2D	u_DiffuseMap;
 uniform sampler2D	u_MaterialMap;
 uniform sampler2D	u_GlowMap;
 
-uniform ivec2 u_LightFactors;
+uniform vec2 u_LightFactors;
 #define u_LightFactor u_LightFactors[0]
 uniform bvec2 u_LinearizeTextures;
 #define u_LinearizeTexture u_LinearizeTextures[0]

src/engine/renderer/glsl_source/lightMapping_vp.glsl

@@ -40,7 +40,7 @@ uniform vec2 u_MapOverBrightBitsPowers;
 
 uniform mat4		u_ModelViewProjectionMatrix;
 
-uniform ivec2 u_LightFactors;
+uniform vec2 u_LightFactors;
 #define u_VertexLightFactor u_LightFactors[1]
 
 uniform float		u_Time;

src/engine/renderer/tr_bsp.cpp

@@ -6958,7 +6958,7 @@ void RE_LoadWorldMap( const char *name )
 
 	tr.worldLight = tr.lightMode;
 	tr.modelDeluxe = deluxeMode_t::NONE;
-	tr.mapLightFactor = 1;
+	tr.mapLightFactor = 1.0;
 
 	if ( tr.worldLight == lightMode_t::FULLBRIGHT )
 	{

src/engine/renderer/tr_local.h

@@ -2828,7 +2828,7 @@ enum class deluxeMode_t { NONE, GRID, MAP };
 		// r_mapOverbrightBits->integer, but can be overridden by mapper using the worldspawn
 		int mapOverBrightBits;
 		// pow(2, mapOverbrightBits)
-		int mapLightFactor;
+		float mapLightFactor;
 		// Must be false on legacy map: clamp multiplied color and normalize colors.
 		bool mapCompleteOverBright;
 

src/engine/renderer/tr_shade.cpp

@@ -955,8 +955,8 @@ static void Render_lightMapping( shaderStage_t *pStage )
 
 	uint32_t stateBits = pStage->stateBits;
 
-	int lightFactor = 1;
-	int vertexLightFactor = 1;
+	float lightFactor = 1.0;
+	float vertexLightFactor = 1.0;
 
 	switch ( lightMode )
 	{
@@ -1046,7 +1046,7 @@ static void Render_lightMapping( shaderStage_t *pStage )
 	vec3_t viewOrigin;
 
 	// u_LightFactors
-	ivec2_t lightFactors;
+	vec2_t lightFactors;
 	lightFactors[ 0 ] = lightFactor;
 	lightFactors[ 1 ] = vertexLightFactor;
 	gl_lightMappingShader->SetUniform_LightFactors( lightFactors );