shaders: Add GLSL port of model_def_lq.

res/gamedata/shaders/gl/iostructs/p_model_def.h

@@ -0,0 +1,25 @@
+
+out vec4 SV_Target;
+
+struct 	v2p
+{
+ 	float2 	tc0; // 		TEXCOORD0;	// base
+// 	float2 	tc1; // 		TEXCOORD1;	// lmap
+  	float3	c0; //			COLOR0;		// sun
+};
+
+layout(location = TEXCOORD0)	in float2	p_model_tc0	; // TEXCOORD0;	// base
+//layout(location = TEXCOORD1)	in float2	p_model_tc1	; // TEXCOORD1;	// lmap
+layout(location = COLOR0)		in float3	p_model_c0	; // COLOR0; 	// sun
+
+float4 _main ( v2p I );
+
+void main()
+{
+	v2p			I;
+	I.tc0		= p_model_tc0;
+//	I.tc1		= p_model_tc1;
+	I.c0	 	= p_model_c0;
+
+	SV_Target	= _main (I);
+}

res/gamedata/shaders/gl/iostructs/v_model_def.h

@@ -0,0 +1,98 @@
+
+out gl_PerVertex { vec4 gl_Position; };
+
+struct v2p
+{
+	float2 tc0	; // TEXCOORD0;		// base
+	float3 c0	; // COLOR0;		// color
+	float  fog	; // FOG;
+	float4 hpos	; // SV_Position;
+};
+
+#ifdef	SKIN_NONE
+layout(location = POSITION)		in float4	v_model_P		; // POSITION;		// (float,float,float,1)
+#else
+layout(location = POSITION)		in int4		v_model_P		; // POSITION;		// (float,float,float,1) - quantized
+#endif
+#ifdef	SKIN_0
+layout(location = NORMAL)		in float3	v_model_N		; // NORMAL;		// (nx,ny,nz)
+#else
+layout(location = NORMAL)		in float4	v_model_N		; // NORMAL;		// (nx,ny,nz,index)
+#endif
+#if defined(SKIN_3) || defined(SKIN_4)
+layout(location = TANGENT)		in float4	v_model_T		; // TANGENT;		// (nx,ny,nz,weight0)
+layout(location = BINORMAL)		in float4	v_model_B		; // BINORMAL;		// (nx,ny,nz,weight1)
+#else
+layout(location = TANGENT)		in float3	v_model_T		; // TANGENT;		// (nx,ny,nz)
+layout(location = BINORMAL)		in float3	v_model_B		; // BINORMAL;		// (nx,ny,nz)
+#endif
+#ifdef	SKIN_NONE
+layout(location = TEXCOORD0)	in float2	v_model_tc		; // TEXCOORD0;	// (u,v)
+#elif defined(SKIN_2) || defined(SKIN_3)
+layout(location = TEXCOORD0)	in int4		v_model_tc		; // TEXCOORD0;	// (u,v)
+#else
+layout(location = TEXCOORD0)	in int2		v_model_tc		; // TEXCOORD0;	// (u,v)
+#endif
+#ifdef	SKIN_4
+layout(location = TEXCOORD1)	in float4	v_model_ind		; // (x=m-index0, y=m-index1, z=m-index2, w=m-index3)
+#endif
+
+layout(location = TEXCOORD0) 	out float2	v2p_model_tc0	; // TEXCOORD0;		// base
+layout(location = COLOR0) 		out float3	v2p_model_c0	; // COLOR0;		// color
+layout(location = FOG) 			out float	v2p_model_fog	; // FOG;
+
+v2p _main(v_model v);
+
+void main()
+{
+#ifdef 	SKIN_NONE
+	v_model I;
+#endif
+#ifdef 	SKIN_0
+	v_model_skinned_0 I;
+#endif
+#ifdef	SKIN_1
+	v_model_skinned_1 I;
+#endif
+#ifdef	SKIN_2
+	v_model_skinned_2 I;
+#endif
+#ifdef	SKIN_3
+	v_model_skinned_3 I;
+#endif
+#ifdef	SKIN_4
+	v_model_skinned_4 I;
+	I.ind = v_model_ind;
+#endif
+
+	I.P = v_model_P;
+	I.N = v_model_N;
+	I.T = v_model_T;
+	I.B = v_model_B;
+	I.tc = v_model_tc;
+
+	v2p O;
+#ifdef 	SKIN_NONE
+	O = _main(I);
+#endif
+#ifdef 	SKIN_0
+	O = _main(skinning_0(I));
+#endif
+#ifdef	SKIN_1
+	O = _main(skinning_1(I));
+#endif
+#ifdef	SKIN_2
+	O = _main(skinning_2(I));
+#endif
+#ifdef	SKIN_3
+	O = _main(skinning_3(I));
+#endif
+#ifdef	SKIN_4
+	O = _main(skinning_4(I));
+#endif
+
+	v2p_model_tc0 = O.tc0;
+	v2p_model_c0 = O.c0;
+	v2p_model_fog = O.fog;
+	gl_Position = O.hpos;
+}

res/gamedata/shaders/gl/model_def_lq.vs

@@ -0,0 +1,19 @@
+#include "common.h"
+#include "skin.h"
+#include "iostructs\v_model_def.h"
+
+v2p _main(v_model v)
+{
+	v2p		o;
+
+	float4 	pos 	= v.P;
+	float3  pos_w 	= mul( m_W, pos );
+	float3 	norm_w 	= normalize( mul( m_W, v.N ) );
+
+	o.hpos 		= mul( m_WVP, pos );		// xform, input in world coords
+	o.tc0		= v.tc.xy;					// copy tc
+	o.c0 		= calc_model_lq_lighting( norm_w );
+	o.fog 		= saturate(calc_fogging( float4( pos_w, 1 ) ));	// fog, input in world coords
+
+	return o;
+}