diff options
Diffstat (limited to 'drivers/gles2/shaders')
| -rw-r--r-- | drivers/gles2/shaders/copy.glsl | 20 | ||||
| -rw-r--r-- | drivers/gles2/shaders/material.glsl | 68 |
2 files changed, 79 insertions, 9 deletions
diff --git a/drivers/gles2/shaders/copy.glsl b/drivers/gles2/shaders/copy.glsl index d8fb03f3a3..ae7185a1d6 100644 --- a/drivers/gles2/shaders/copy.glsl +++ b/drivers/gles2/shaders/copy.glsl @@ -46,6 +46,15 @@ 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 @@ -407,15 +416,26 @@ void main() { #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 diff --git a/drivers/gles2/shaders/material.glsl b/drivers/gles2/shaders/material.glsl index ad8a364ac1..7d9aca4b4d 100644 --- a/drivers/gles2/shaders/material.glsl +++ b/drivers/gles2/shaders/material.glsl @@ -60,7 +60,7 @@ uniform float normal_mult; #ifdef USE_SKELETON attribute vec4 bone_indices; // attrib:6 attribute vec4 bone_weights; // attrib:7 -uniform highp sampler2D skeleton_matrices; // texunit:6 +uniform highp sampler2D skeleton_matrices; uniform highp float skeltex_pixel_size; #endif @@ -76,7 +76,7 @@ attribute highp vec4 instance_row3; // attrib:11 #ifdef USE_TEXTURE_INSTANCING attribute highp vec3 instance_uv; // attrib:6 -uniform highp sampler2D instance_matrices; // texunit:6 +uniform highp sampler2D instance_matrices; #endif @@ -292,11 +292,21 @@ void main() { normal_interp = normalize((modelview * vec4(normal_in,0.0)).xyz); #if defined(ENABLE_COLOR_INTERP) +#ifdef USE_COLOR_ATTRIB_SRGB_TO_LINEAR + + color_interp = vec4( + color_attrib.r<0.04045 ? color_attrib.r * (1.0 / 12.92) : pow((color_attrib.r + 0.055) * (1.0 / (1 + 0.055)), 2.4), + color_attrib.g<0.04045 ? color_attrib.g * (1.0 / 12.92) : pow((color_attrib.g + 0.055) * (1.0 / (1 + 0.055)), 2.4), + color_attrib.b<0.04045 ? color_attrib.b * (1.0 / 12.92) : pow((color_attrib.b + 0.055) * (1.0 / (1 + 0.055)), 2.4), + color_attrib.a + ); +#else color_interp = color_attrib; #endif +#endif #if defined(ENABLE_TANGENT_INTERP) - tangent_interp=normalize(tangent_in); + tangent_interp=normalize((modelview * vec4(tangent_in,0.0)).xyz); binormal_interp = normalize( cross(normal_interp,tangent_interp) * binormalf ); #endif @@ -585,8 +595,10 @@ uniform float time; varying highp vec3 ambient_octree_coords; uniform highp float ambient_octree_lattice_size; uniform highp vec2 ambient_octree_pix_size; +uniform highp vec2 ambient_octree_light_pix_size; uniform highp float ambient_octree_lattice_divide; uniform highp sampler2D ambient_octree_tex; +uniform highp sampler2D ambient_octree_light_tex; uniform float ambient_octree_multiplier; uniform int ambient_octree_steps; @@ -599,6 +611,12 @@ uniform float ambient_lightmap_multiplier; #endif +#ifdef ENABLE_AMBIENT_DP_SAMPLER + +uniform highp sampler2D ambient_dp_sampler; +uniform float ambient_dp_sampler_multiplier; + +#endif FRAGMENT_SHADER_GLOBALS @@ -809,6 +827,12 @@ void main() { vec4 color = color_interp; #endif +#if defined(ENABLE_NORMALMAP) + + vec3 normalmap = vec3(0.0); +#endif + + float normaldepth=1.0; @@ -823,6 +847,12 @@ FRAGMENT_SHADER_CODE } +#if defined(ENABLE_NORMALMAP) + + normal = normalize( mix(normal_interp,tangent_interp * normalmap.x + binormal_interp * normalmap.y + normal_interp * normalmap.z,normaldepth) ) * side; + +#endif + #if defined(ENABLE_DISCARD) if (discard_) { //easy to eliminate dead code @@ -896,12 +926,12 @@ FRAGMENT_SHADER_CODE } //sample color - octant_uv=(octant_uv+0.5)*ambient_octree_pix_size; + octant_uv=(octant_uv+0.5)*ambient_octree_light_pix_size; highp vec3 sub=(mod(ambient_octree_coords,ld)/ld); - octant_uv.xy+=sub.xy*ambient_octree_pix_size.xy; - vec3 col_up=texture2D(ambient_octree_tex,octant_uv).rgb; - octant_uv.y+=ambient_octree_pix_size.y*2.0; - vec3 col_down=texture2D(ambient_octree_tex,octant_uv).rgb; + octant_uv.xy+=sub.xy*ambient_octree_light_pix_size.xy; + vec3 col_up=texture2D(ambient_octree_light_tex,octant_uv).rgb; + octant_uv.y+=ambient_octree_light_pix_size.y*2.0; + vec3 col_down=texture2D(ambient_octree_light_tex,octant_uv).rgb; ambientmap_color=mix(col_up,col_down,sub.z)*ambient_octree_multiplier; ambientmap_color*=diffuse.rgb; @@ -912,6 +942,26 @@ FRAGMENT_SHADER_CODE +#ifdef ENABLE_AMBIENT_DP_SAMPLER + + vec3 ambientmap_color = vec3(0.0,0.0,0.0); + + { + + vec3 dp_normal = normalize((vec4(normal,0) * camera_inverse_transform).xyz); + vec2 ambient_uv = (dp_normal.xy / (1.0+abs(dp_normal.z)))*0.5+0.5; //dual paraboloid + ambient_uv.y*=0.5; + if (dp_normal.z<0) { + + ambient_uv.y=(0.5-ambient_uv.y)+0.5; + + } + + ambientmap_color = texture2D(ambient_dp_sampler,ambient_uv ).rgb * ambient_dp_sampler_multiplier; + ambientmap_color*=diffuse.rgb; + } + +#endif @@ -1202,7 +1252,7 @@ LIGHT_SHADER_CODE #endif -#if defined(ENABLE_AMBIENT_OCTREE) || defined(ENABLE_AMBIENT_LIGHTMAP) +#if defined(ENABLE_AMBIENT_OCTREE) || defined(ENABLE_AMBIENT_LIGHTMAP) || defined(ENABLE_AMBIENT_DP_SAMPLER) diffuse.rgb+=ambientmap_color; #endif |