Rage
255081e1ee
Removed EGUI in favor of UI Rework by Sota Added in GTR Optimized for higher res textures, over Zone Reality Remade and removed all files that conflicted from ZRR to save storage space.
142 lines
3.3 KiB
PostScript
142 lines
3.3 KiB
PostScript
#define USE_TDETAIL
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#include "common.h"
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#define PARALLAX_NEAR_PLANE 0.01
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#define PARALLAX_FAR_PLANE 35
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#define PARALLAX_DEPTH 0.02
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//Height maps
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Texture2D s_dnE_r;
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Texture2D s_dnE_g;
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Texture2D s_dnE_b;
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Texture2D s_dnE_a;
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struct surface {
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float4 base;
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float3 normal;
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float gloss;
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};
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void perform_tc_offset(inout p_bumped p, in Texture2D s_bumpX_new)
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{
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if ((p.position.z > PARALLAX_NEAR_PLANE) && (p.position.z < PARALLAX_FAR_PLANE))
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{
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float3 eye = normalize(mul(float3x3(p.M1.x, p.M2.x, p.M3.x,
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p.M1.y, p.M2.y, p.M3.y,
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p.M1.z, p.M2.z, p.M3.z), -p.position));
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// steps minmax and refines minmax
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int4 steps = int4(8, 24, 4, 8); // 3..10, 7..16
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bool need_disp_lerp = true;
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bool need_refine = true;
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float view_angle = abs(dot(float3(0.0, 0.0, 1.0), eye));
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float layer_step = rcp(lerp(steps.y, steps.x, view_angle));
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float2 tc_step = layer_step * eye.xy * PARALLAX_DEPTH;
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float2 displaced_tc = p.tcdbump;
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float curr_disp, curr_layer = 0.0;
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do
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{
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displaced_tc -= tc_step;
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curr_disp = 1 - s_bumpX_new.SampleLevel(smp_base, displaced_tc, 0).w;
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curr_layer += layer_step;
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} while (curr_layer < curr_disp);
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if (need_refine)
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{
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displaced_tc += tc_step;
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curr_layer -= layer_step;
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float refine_steps = lerp(steps.w, steps.z, view_angle);
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tc_step /= refine_steps;
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layer_step /= refine_steps;
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do
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{
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displaced_tc -= tc_step;
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curr_disp = 1.0 - s_bumpX_new.SampleLevel(smp_base, displaced_tc, 0).w;
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curr_layer += layer_step;
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} while (curr_layer < curr_disp);
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}
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if (need_disp_lerp)
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{
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float2 displaced_tc_prev = displaced_tc + tc_step;
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float after_depth = curr_disp - curr_layer;
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float before_depth = 1.0 - s_bumpX_new.SampleLevel(smp_base, displaced_tc_prev, 0).w - curr_layer + layer_step;
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float weight = after_depth / (after_depth - before_depth);
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displaced_tc = lerp(displaced_tc, displaced_tc_prev, weight);
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}
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p.tcdbump = displaced_tc;
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}
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}
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surface fill(p_bumped p, Texture2D s_base_det, Texture2D s_bump_det, Texture2D s_bumpX_det, uint need_mask, float mask)
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{
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surface S;
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mask = need_mask ? mask : 1;
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if (mask <= 0)
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{
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S.base = (0.0, 0.0, 0.0, 0.0);
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S.gloss = 0.0;
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S.normal = (0.0, 0.0, 0.0);
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return S;
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}
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perform_tc_offset(p, s_base_det);
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S.base = s_base_det.Sample(smp_base, p.tcdbump) * mask;
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float4 Nu = s_bump_det.Sample(smp_base, p.tcdbump);
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S.gloss = Nu.x * mask;
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S.normal = (Nu.wzy - 0.5) * mask;
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return S;
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}
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f_deffer main(p_bumped I)
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{
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float4 C = s_base.Sample(smp_base, I.tcdh.xy);
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float4 mask = s_mask.Sample(smp_base, I.tcdh.xy);
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mask /= dot(mask, 1.0);
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surface Sr = fill(I, s_dt_r, s_dn_r, s_dnE_r, 1, mask.r);
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surface Sg = fill(I, s_dt_g, s_dn_g, s_dnE_g, 1, mask.g);
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surface Sb = fill(I, s_dt_b, s_dn_b, s_dnE_b, 1, mask.b);
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surface Sa = fill(I, s_dt_a, s_dn_a, s_dnE_a, 1, mask.a);
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float4 Ne = float4(normalize(mul(float3x3(I.M1, I.M2, I.M3), Sr.normal + Sg.normal + Sb.normal + Sa.normal)), C.w);
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C.xyz = (Sr.base.xyz + Sg.base.xyz + Sb.base.xyz + Sa.base.xyz) * C.xyz * 2.0;
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float G = Sr.gloss + Sg.gloss + Sb.gloss + Sa.gloss;
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#ifdef USE_R2_STATIC_SUN
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float ms = s_lmap.Sample(smp_base, I.tcdh.xy).w;
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#else
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float ms = xmaterial;
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#endif
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return pack_gbuffer(
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Ne, // normal.hemi
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float4(I.position.xyz, ms), // depth.( mtl or sun )
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float4(C.rgb, G * 0.6) // color.gloss
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);
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} |