Dead code tells no tales

1 files changed, 0 insertions, 557 deletions

diff --git a/drivers/gles2/shaders/copy.glsl b/drivers/gles2/shaders/copy.glsl
deleted file mode 100644
index 23680ffe91..0000000000
--- a/drivers/gles2/shaders/copy.glsl
+++ /dev/null
@@ -1,557 +0,0 @@
-[vertex]
-
-#ifdef USE_GLES_OVER_GL
-#define mediump
-#define highp
-#else
-precision mediump float;
-precision mediump int;
-#endif
-
-attribute highp vec4 vertex_attrib; // attrib:0
-#ifdef USE_CUBEMAP
-attribute vec3 cube_in; // attrib:4
-#else
-attribute vec2 uv_in; // attrib:4
-#endif
-attribute vec2 uv2_in; // attrib:5
-
-
-#ifdef USE_CUBEMAP
-varying vec3 cube_interp;
-#else
-varying vec2 uv_interp;
-#endif
-
-varying vec2 uv2_interp;
-
-void main() {
-
-#ifdef USE_CUBEMAP
-	cube_interp = cube_in;
-#else
-	uv_interp = uv_in;
-#endif
-	uv2_interp = uv2_in;
-	gl_Position = vertex_attrib;
-}
-
-[fragment]
-
-#ifdef USE_GLES_OVER_GL
-#define mediump
-#define highp
-#else
-precision mediump float;
-precision mediump int;
-#endif
-
-
-
-float sRGB_gamma_correct(float c){
-    float a = 0.055;
-    if(c < 0.0031308)
-	return 12.92*c;
-    else
-	return (1.0+a)*pow(c, 1.0/2.4) - a;
-}
-
-#define LUM_RANGE 4.0
-
-
-#ifdef USE_ARRAY
-uniform sampler2DArray source;
-#elif defined(USE_CUBEMAP)
-varying vec3 cube_interp;
-uniform samplerCube source_cube;
-#else
-varying vec2 uv_interp;
-#ifdef HIGHP_SOURCE
-uniform highp sampler2D source;
-#else
-uniform sampler2D source;
-#endif
-#endif
-varying vec2 uv2_interp;
-
-
-#ifdef USE_DEPTH
-uniform highp sampler2D source_depth; //texunit:1
-#endif
-
-#ifdef USE_GLOW
-
-uniform sampler2D glow_source;
-
-#endif
-
-
-#if defined(USE_HDR) && defined(USE_GLOW_COPY)
-uniform highp float hdr_glow_threshold;
-uniform highp float hdr_glow_scale;
-#endif
-
-#ifdef USE_HDR
-
-uniform sampler2D hdr_source;
-uniform highp float tonemap_exposure;
-uniform highp float tonemap_white;
-#endif
-
-#ifdef USE_BCS
-
-uniform vec3 bcs;
-
-#endif
-
-#ifdef USE_GLOW_COPY
-
-uniform float bloom;
-uniform float bloom_threshold;
-
-#endif
-
-#if defined(SHADOW_BLUR_V_PASS) || defined(SHADOW_BLUR_H_PASS) || defined(BLUR_V_PASS) || defined(BLUR_H_PASS) || defined(USE_HDR_REDUCE)
-
-uniform vec2 pixel_size;
-uniform float pixel_scale;
-uniform float blur_magnitude;
-
-#ifdef USE_HDR_STORE
-
-uniform highp float hdr_time_delta;
-uniform highp float hdr_exp_adj_speed;
-uniform highp float min_luminance;
-uniform highp float max_luminance;
-uniform sampler2D source_vd_lum;
-
-#endif
-
-//endif
-#elif defined(USE_FXAA)
-
-uniform vec2 pixel_size;
-
-#endif
-
-#ifdef USE_ENERGY
-
-uniform highp float energy;
-
-#endif
-
-#ifdef USE_CUSTOM_ALPHA
-uniform float custom_alpha;
-#endif
-
-
-void main() {
-
-	//vec4 color = color_interp;
-
-
-#ifdef USE_ARRAY
-	highp vec4 color = textureLod( source,  vec3(uv_interp,0.0),0.0 );
-#elif defined(USE_CUBEMAP)
-	highp vec4 color = textureCube( source_cube,  normalize(cube_interp) );
-
-#else
-	highp vec4 color = texture2D( source,  uv_interp );
-#endif
-
-
-
-#endif
-
-#ifdef USE_FXAA
-
-#define FXAA_REDUCE_MIN   (1.0/ 128.0)
-#define FXAA_REDUCE_MUL   (1.0 / 8.0)
-#define FXAA_SPAN_MAX     8.0
-
-	{
-		vec3 rgbNW = texture2D(source, uv_interp + vec2(-1.0, -1.0) * pixel_size).xyz;
-		vec3 rgbNE = texture2D(source, uv_interp + vec2(1.0, -1.0) * pixel_size).xyz;
-		vec3 rgbSW = texture2D(source, uv_interp + vec2(-1.0, 1.0) * pixel_size).xyz;
-		vec3 rgbSE = texture2D(source, uv_interp + vec2(1.0, 1.0) * pixel_size).xyz;
-		vec3 rgbM  = color.rgb;
-		vec3 luma = vec3(0.299, 0.587, 0.114);
-		float lumaNW = dot(rgbNW, luma);
-		float lumaNE = dot(rgbNE, luma);
-		float lumaSW = dot(rgbSW, luma);
-		float lumaSE = dot(rgbSE, luma);
-		float lumaM  = dot(rgbM,  luma);
-		float lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));
-			float lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));
-
-		 vec2 dir;
-		 dir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));
-		 dir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));
-
-		 float dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) *
-				       (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);
-
-		 float rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);
-		 dir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX),
-			   max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX),
-			   dir * rcpDirMin)) * pixel_size;
-
-		 vec3 rgbA = 0.5 * (
-		     texture2D(source, uv_interp + dir * (1.0 / 3.0 - 0.5)).xyz +
-		     texture2D(source, uv_interp + dir * (2.0 / 3.0 - 0.5)).xyz);
-		 vec3 rgbB = rgbA * 0.5 + 0.25 * (
-		     texture2D(source, uv_interp + dir * -0.5).xyz +
-		     texture2D(source, uv_interp + dir * 0.5).xyz);
-
-		 float lumaB = dot(rgbB, luma);
-		 if ((lumaB < lumaMin) || (lumaB > lumaMax))
-		     color.rgb = rgbA;
-		 else
-		     color.rgb = rgbB;
-	}
-
-#endif
-	//color.rg=uv_interp;
-
-#ifdef USE_BCS
-
-	color.rgb = mix(vec3(0.0),color.rgb,bcs.x);
-	color.rgb = mix(vec3(0.5),color.rgb,bcs.y);
-	color.rgb = mix(vec3(dot(vec3(1.0),color.rgb)*0.33333),color.rgb,bcs.z);
-
-#endif
-
-#ifdef BLUR_V_PASS
-
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-3.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-2.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-1.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*1.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*2.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*3.0)*pixel_scale);
-
-	color*=(1.0/7.0)*blur_magnitude;
-
-#endif
-
-#ifdef BLUR_H_PASS
-
-
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*-3.0,0.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*-2.0,0.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*-1.0,0.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*1.0,0.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*2.0,0.0)*pixel_scale);
-	color+=texture2D(source,uv_interp+vec2(pixel_size.x*3.0,0.0)*pixel_scale);
-
-	color*=(1.0/7.0)*blur_magnitude;
-
-#endif
-
-#ifdef SHADOW_BLUR_V_PASS
-
-#ifdef USE_RGBA_DEPTH
-
-#define VEC42DEPTH(m_vec4) dot(m_vec4,vec4(1.0 / (256.0 * 256.0 * 256.0),1.0 / (256.0 * 256.0),1.0 / 256.0,1))
-
-	highp float depth = VEC42DEPTH(color)*0.383;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-3.0)*pixel_scale))*0.006;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-2.0)*pixel_scale))*0.061;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-1.0)*pixel_scale))*0.242;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*1.0)*pixel_scale))*0.242;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*2.0)*pixel_scale))*0.061;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(0.0,pixel_size.y*3.0)*pixel_scale))*0.006;
-	highp vec4 comp = fract(depth * vec4(256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0));
-	comp -= comp.xxyz * vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);
-	color=comp;
-
-#else
-
-	highp float depth = color.r*0.383;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-3.0)*pixel_scale).r*0.006;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-2.0)*pixel_scale).r*0.061;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*-1.0)*pixel_scale).r*0.242;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*1.0)*pixel_scale).r*0.242;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*2.0)*pixel_scale).r*0.061;
-	depth+=texture2D(source,uv_interp+vec2(0.0,pixel_size.y*3.0)*pixel_scale).r*0.006;
-
-#ifdef USE_GLES_OVER_GL
-	gl_FragDepth = depth;
-
-#else
-	gl_FragDepthEXT = depth;
-#endif
-
-	return;
-#endif
-
-#endif
-
-#ifdef SHADOW_BLUR_H_PASS
-
-
-#ifdef USE_RGBA_DEPTH
-
-#define VEC42DEPTH(m_vec4) dot(m_vec4,vec4(1.0 / (256.0 * 256.0 * 256.0),1.0 / (256.0 * 256.0),1.0 / 256.0,1))
-
-	highp float depth = VEC42DEPTH(color)*0.383;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*-3.0,0.0)*pixel_scale))*0.006;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*-2.0,0.0)*pixel_scale))*0.061;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*-1.0,0.0)*pixel_scale))*0.242;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*1.0,0.0)*pixel_scale))*0.242;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*2.0,0.0)*pixel_scale))*0.061;
-	depth+=VEC42DEPTH(texture2D(source,uv_interp+vec2(pixel_size.x*3.0,0.0)*pixel_scale))*0.006;
-	highp vec4 comp = fract(depth * vec4(256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0));
-	comp -= comp.xxyz * vec4(0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);
-	color=comp;
-#else
-
-
-	highp float depth = color.r*0.383;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*-3.0,0.0)*pixel_scale).r*0.006;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*-2.0,0.0)*pixel_scale).r*0.061;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*-1.0,0.0)*pixel_scale).r*0.242;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*1.0,0.0)*pixel_scale).r*0.242;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*2.0,0.0)*pixel_scale).r*0.061;
-	depth+=texture2D(source,uv_interp+vec2(pixel_size.x*3.0,0.0)*pixel_scale).r*0.006;
-
-#ifdef USE_GLES_OVER_GL
-	gl_FragDepth = depth;
-#else
-	gl_FragDepthEXT = depth;
-#endif
-
-	return;
-
-#endif
-
-#endif
-
-#ifdef USE_HDR
-
-	highp float white_mult = 1.0;
-
-#ifdef USE_8BIT_HDR
-	highp vec4 _mult = vec4(1.0 / (256.0 * 256.0 * 256.0),1.0 / (256.0 * 256.0),1.0 / 256.0,1);
-	highp float hdr_lum = dot(texture2D( hdr_source, vec2(0.0) ), _mult  );
-	color.rgb*=LUM_RANGE;
-	hdr_lum*=LUM_RANGE; //restore to full range
-#else
-
-	highp vec2 lv = texture2D( hdr_source, vec2(0.0) ).rg;
-	highp float hdr_lum = lv.r;
-#ifdef USE_AUTOWHITE
-	white_mult=lv.g;
-#endif
-
-#endif
-
-#ifdef USE_REINHARDT_TONEMAPPER
-	float src_lum = dot(color.rgb,vec3(0.3, 0.58, 0.12));
-	float lp = tonemap_exposure/hdr_lum*src_lum;
-	float white = tonemap_white;
-#ifdef USE_AUTOWHITE
-	white_mult = (white_mult + 1.0 * white_mult);
-	white_mult*=white_mult;
-	white*=white_mult;
-#endif
-	lp = ( lp * ( 1.0 + ( lp / ( white) ) ) ) / ( 1.0 + lp );
-	color.rgb*=lp;
-
-#else
-
-#ifdef USE_LOG_TONEMAPPER
-	color.rgb = tonemap_exposure * log(color.rgb+1.0)/log(hdr_lum+1.0);
-#else
-	highp float tone_scale = tonemap_exposure / hdr_lum; //only linear supported
-	color.rgb*=tone_scale;
-#endif
-
-#endif
-
-#endif
-
-
-#ifdef USE_GLOW_COPY
-
-	highp vec3 glowcol = color.rgb*color.a+step(bloom_threshold,dot(vec3(0.3333,0.3333,0.3333),color.rgb))*bloom*color.rgb;
-
-#ifdef USE_HDR
-	highp float collum = max(color.r,max(color.g,color.b));
-	glowcol+=color.rgb*max(collum-hdr_glow_threshold,0.0)*hdr_glow_scale;
-#endif
-	color.rgb=glowcol;
-	color.a=0.0;
-
-#endif
-
-
-#ifdef USE_GLOW
-
-	vec4 glow = texture2D( glow_source,  uv2_interp );
-
-#ifdef USE_GLOW_SCREEN
-
-	color.rgb = clamp((color.rgb + glow.rgb) - (color.rgb * glow.rgb), 0.0, 1.0);
-
-#endif
-
-#ifdef USE_GLOW_SOFTLIGHT
-
-	{
-
-		glow.rgb = (glow.rgb * 0.5) + 0.5;
-		color.r =  (glow.r <= 0.5) ? (color.r - (1.0 - 2.0 * glow.r) * color.r * (1.0 - color.r)) : (((glow.r > 0.5) && (color.r <= 0.25)) ? (color.r + (2.0 * glow.r - 1.0) * (4.0 * color.r * (4.0 * color.r + 1.0) * (color.r - 1.0) + 7.0 * color.r)) : (color.r + (2.0 * glow.r - 1.0) * (sqrt(color.r) - color.r)));
-		color.g =  (glow.g <= 0.5) ? (color.g - (1.0 - 2.0 * glow.g) * color.g * (1.0 - color.g)) : (((glow.g > 0.5) && (color.g <= 0.25)) ? (color.g + (2.0 * glow.g - 1.0) * (4.0 * color.g * (4.0 * color.g + 1.0) * (color.g - 1.0) + 7.0 * color.g)) : (color.g + (2.0 * glow.g - 1.0) * (sqrt(color.g) - color.g)));
-		color.b =  (glow.b <= 0.5) ? (color.b - (1.0 - 2.0 * glow.b) * color.b * (1.0 - color.b)) : (((glow.b > 0.5) && (color.b <= 0.25)) ? (color.b + (2.0 * glow.b - 1.0) * (4.0 * color.b * (4.0 * color.b + 1.0) * (color.b - 1.0) + 7.0 * color.b)) : (color.b + (2.0 * glow.b - 1.0) * (sqrt(color.b) - color.b)));
-	}
-
-#endif
-
-#if !defined(USE_GLOW_SCREEN) && !defined(USE_GLOW_SOFTLIGHT)
-	color.rgb+=glow.rgb;
-#endif
-
-
-
-#endif
-
-#ifdef USE_SRGB
-
-#if 0
-	//this was fast, but was commented out because it looked kind of shitty, might it be fixable?
-
-	{ //i have my doubts about how fast this is
-
-		color.rgb = min(color.rgb,vec3(1.0)); //clamp just in case
-		vec3 S1 = sqrt(color.rgb);
-		vec3 S2 = sqrt(S1);
-		vec3 S3 = sqrt(S2);
-		color.rgb = 0.662002687 * S1 + 0.684122060 * S2 - 0.323583601 * S3 - 0.225411470 * color.rgb;
-	}
-#else
-
-	color.r=sRGB_gamma_correct(color.r);
-	color.g=sRGB_gamma_correct(color.g);
-	color.b=sRGB_gamma_correct(color.b);
-
-#endif
-
-#endif
-
-#ifdef USE_HDR_COPY
-
-	//highp float lum = dot(color.rgb,highp vec3(1.0/3.0,1.0/3.0,1.0/3.0));
-	//highp float lum = max(color.r,max(color.g,color.b));
-	highp float lum = dot(color.rgb,vec3(0.3, 0.58, 0.12));
-
-	//lum=log(lum+0.0001); //everyone does it
-
-#ifdef USE_8BIT_HDR
-	highp vec4 comp = fract(lum * vec4(256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0));
-	comp -= comp.xxyz * vec4(0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);
-	color=comp;
-#else
-	color.rgb=vec3(lum);
-#endif
-
-
-#endif
-
-#ifdef USE_HDR_REDUCE
-
-#ifdef USE_8BIT_HDR
-	highp vec4 _multcv = vec4(1.0 / (256.0 * 256.0 * 256.0),1.0 / (256.0 * 256.0),1.0 / 256.0, 1.0);
-	highp float lum_accum = dot(color,_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(-pixel_size.x,-pixel_size.y) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(0.0,-pixel_size.y) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(pixel_size.x,-pixel_size.y) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(-pixel_size.x,0.0) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(pixel_size.x,0.0) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(-pixel_size.x,pixel_size.y) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(0.0,pixel_size.y) ),_multcv  );
-	lum_accum += dot(texture2D( source,  uv_interp+vec2(pixel_size.x,pixel_size.y) ),_multcv  );
-	lum_accum/=9.0;
-#else
-
-	highp float lum_accum = color.r;
-	highp float lum_max = color.g;
-
-#define LUM_REDUCE(m_uv) \
-	{\
-		vec2 val = texture2D( source,  uv_interp+m_uv ).rg;\
-		lum_accum+=val.x;\
-		lum_max=max(val.y,lum_max);\
-	}
-
-	LUM_REDUCE( vec2(-pixel_size.x,-pixel_size.y) );
-	LUM_REDUCE( vec2(0.0,-pixel_size.y) );
-	LUM_REDUCE( vec2(pixel_size.x,-pixel_size.y) );
-	LUM_REDUCE( vec2(-pixel_size.x,0.0) );
-	LUM_REDUCE( vec2(pixel_size.x,0.0) );
-	LUM_REDUCE( vec2(-pixel_size.x,pixel_size.y) );
-	LUM_REDUCE( vec2(0.0,pixel_size.y) );
-	LUM_REDUCE( vec2(pixel_size.x,pixel_size.y) );
-	lum_accum/=9.0;
-
-#endif
-
-#ifdef USE_HDR_STORE
-
-	//lum_accum=exp(lum_accum);
-
-#ifdef USE_8BIT_HDR
-
-	highp float vd_lum = dot(texture2D( source_vd_lum, vec2(0.0) ), _multcv  );
-	lum_accum = clamp( vd_lum + (lum_accum-vd_lum)*hdr_time_delta*hdr_exp_adj_speed,min_luminance*(1.0/LUM_RANGE),max_luminance*(1.0/LUM_RANGE));
-#else
-	highp float vd_lum=texture2D( source_vd_lum, vec2(0.0) ).r;
-	lum_accum = clamp( vd_lum + (lum_accum-vd_lum)*hdr_time_delta*hdr_exp_adj_speed,min_luminance,max_luminance);
-#endif
-
-#endif
-
-#ifdef USE_8BIT_HDR
-	highp vec4 comp = fract(lum_accum * vec4(256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0));
-	comp -= comp.xxyz * vec4(0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0);
-	color=comp;
-#else
-#ifdef USE_AUTOWHITE
-	color.r=lum_accum;
-	color.g=lum_max;
-#else
-	color.rgb=vec3(lum_accum);
-#endif
-
-
-#endif
-
-#endif
-
-
-
-#ifdef USE_RGBE
-
-	color.rgb = pow(color.rgb,color.a*255.0-(8.0+128.0));
-#endif
-
-#ifdef USE_ENERGY
-	color.rgb*=energy;
-#endif
-
-#ifdef USE_NO_ALPHA
-        color.a=1.0;
-#endif
-
-#ifdef USE_CUSTOM_ALPHA
-	color.a=custom_alpha;
-#endif
-
-
-        gl_FragColor = color;
-
-#ifdef USE_DEPTH
-	gl_FragDepth = texture(source_depth,uv_interp).r;
-#endif
-
-}