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make_blur.ts

make_blur.ts 7.3 KB
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  1. 

  2. function make_blur_run(kong: node_shader_t) {
    3. 

  3. 	// node_shader_write_frag(kong, "var tex_coord_inp: float2 = gbuffer2[uint2(sp.x * constants.gbuffer_size.x, sp.y * constants.gbuffer_size.y)].ba;");
    4. 

  4. 	node_shader_write_frag(kong, "var tex_coord_inp4: float4 = gbuffer2[uint2(uint(sp.x * constants.gbuffer_size.x), uint(sp.y * constants.gbuffer_size.y))];");
    5. 

  5. 	node_shader_write_frag(kong, "var tex_coord_inp: float2 = tex_coord_inp4.ba;");
    6. 

  6. 

  7. 	node_shader_write_frag(kong, "var basecol: float3 = float3(0.0, 0.0, 0.0);");
    8. 

  8. 	node_shader_write_frag(kong, "var roughness: float = 0.0;");
    9. 

  9. 	node_shader_write_frag(kong, "var metallic: float = 0.0;");
    10. 

  10. 	node_shader_write_frag(kong, "var occlusion: float = 0.0;");
    11. 

  11. 	node_shader_write_frag(kong, "var nortan: float3 = float3(0.0, 0.0, 0.0);");
    12. 

  12. 	node_shader_write_frag(kong, "var height: float = 0.0;");
    13. 

  13. 	node_shader_write_frag(kong, "var mat_opacity: float = 1.0;");
    14. 

  14. 	let is_mask: bool = slot_layer_is_mask(context_raw.layer);
    15. 

  15. 	if (is_mask) {
    16. 

  16. 		node_shader_write_frag(kong, "var opacity: float = 1.0;");
    17. 

  17. 	}
    18. 

  18. 	else {
    19. 

  19. 		node_shader_write_frag(kong, "var opacity: float = 0.0;");
    20. 

  20. 	}
    21. 

  21. 	if (context_raw.material.paint_emis) {
    22. 

  22. 		node_shader_write_frag(kong, "var emis: float = 0.0;");
    23. 

  23. 	}
    24. 

  24. 	if (context_raw.material.paint_subs) {
    25. 

  25. 		node_shader_write_frag(kong, "var subs: float = 0.0;");
    26. 

  26. 	}
    27. 

  27. 

  28. 	node_shader_add_constant(kong, "texpaint_size: float2", "_texpaint_size");
    29. 

  29. 	node_shader_write_frag(kong, "var blur_step: float = 1.0 / constants.texpaint_size.x;");
    30. 

  30. 	if (context_raw.tool == tool_type_t.SMUDGE) {
    31. 

  31. 		// node_shader_write_frag(kong, "const blur_weight: float[7] = {1.0 / 28.0, 2.0 / 28.0, 3.0 / 28.0, 4.0 / 28.0, 5.0 / 28.0, 6.0 / 28.0, 7.0 / 28.0};");
    32. 

  32. 		node_shader_add_function(kong, str_get_smudge_tool_weight);
    33. 

  33. 		node_shader_add_constant(kong, "brush_direction: float3", "_brush_direction");
    34. 

  34. 		node_shader_write_frag(kong, "var blur_direction: float2 = constants.brush_direction.yx;");
    35. 

  35. 		node_shader_write_frag(kong, "for (var i: int = 0; i < 7; i += 1) {");
    36. 

  36. 		// node_shader_write_frag(kong, "var tex_coord_inp2: float2 = gbuffer2[uint2((sp.x + blur_direction.x * blur_step * float(i)) *
    37. 

  37. 		// constants.gbuffer_size.x, (sp.y + blur_direction.y * blur_step * float(i)) * constants.gbuffer_size.y)].ba;");
    38. 

  38. 		node_shader_write_frag(
    39. 

  39. 		    kong,
    40. 

  40. 		    "var tex_coord_inp24: float4 = gbuffer2[uint2(uint((sp.x + blur_direction.x * blur_step * float(i)) * constants.gbuffer_size.x), uint((sp.y + blur_direction.y * blur_step * float(i)) * constants.gbuffer_size.y))];");
    41. 

  41. 		node_shader_write_frag(kong, "var tex_coord_inp2: float2 = tex_coord_inp24.ba;");
    42. 

  42. 		node_shader_write_frag(kong, "var texpaint_sample: float4 = sample(texpaint_undo, sampler_linear, tex_coord_inp2);");
    43. 

  43. 		node_shader_write_frag(kong, "var blur_weight_i: float = get_smudge_tool_weight(i);");
    44. 

  44. 		node_shader_write_frag(kong, "opacity += texpaint_sample.a * blur_weight_i;");
    45. 

  45. 		node_shader_write_frag(kong, "basecol += texpaint_sample.rgb * blur_weight_i;");
    46. 

  46. 		node_shader_write_frag(kong, "var texpaint_pack_sample: float4 = sample(texpaint_pack_undo, sampler_linear, tex_coord_inp2) * blur_weight_i;");
    47. 

  47. 		node_shader_write_frag(kong, "roughness += texpaint_pack_sample.g;");
    48. 

  48. 		node_shader_write_frag(kong, "metallic += texpaint_pack_sample.b;");
    49. 

  49. 		node_shader_write_frag(kong, "occlusion += texpaint_pack_sample.r;");
    50. 

  50. 		node_shader_write_frag(kong, "height += texpaint_pack_sample.a;");
    51. 

  51. 		node_shader_write_frag(kong, "nortan += sample(texpaint_nor_undo, sampler_linear, tex_coord_inp2).rgb * blur_weight_i;");
    52. 

  52. 		node_shader_write_frag(kong, "}");
    53. 

  53. 	}
    54. 

  54. 	else {
    55. 

  55. 		// node_shader_write_frag(kong, "const blur_weight: float[15] = {0.034619 / 2.0, 0.044859 / 2.0, 0.055857 / 2.0, 0.066833 / 2.0, 0.076841 / 2.0,
    56. 

  56. 		// 0.084894 / 2.0, 0.090126 / 2.0, 0.09194 / 2.0, 0.090126 / 2.0, 0.084894 / 2.0, 0.076841 / 2.0, 0.066833 / 2.0, 0.055857 / 2.0, 0.044859 / 2.0,
    57. 

  57. 		// 0.034619 / 2.0};");
    58. 

  58. 		node_shader_add_function(kong, str_get_blur_tool_weight);
    59. 

  59. 		// X
    60. 

  60. 		node_shader_write_frag(kong, "for (var i: int = 0; i <= 14; i += 1) {");
    61. 

  61. 		node_shader_write_frag(kong,
    62. 

  62. 		                       "var texpaint_sample: float4 = sample(texpaint_undo, sampler_linear, tex_coord_inp + float2(blur_step * float(i - 7), 0.0));");
    63. 

  63. 		node_shader_write_frag(kong, "var blur_weight_i: float = get_blur_tool_weight(i);");
    64. 

  64. 		node_shader_write_frag(kong, "opacity += texpaint_sample.a * blur_weight_i;");
    65. 

  65. 		node_shader_write_frag(kong, "basecol += texpaint_sample.rgb * blur_weight_i;");
    66. 

  66. 		node_shader_write_frag(
    67. 

  67. 		    kong,
    68. 

  68. 		    "var texpaint_pack_sample: float4 = sample(texpaint_pack_undo, sampler_linear, tex_coord_inp + float2(blur_step * float(i - 7), 0.0)) * blur_weight_i;");
    69. 

  69. 		node_shader_write_frag(kong, "roughness += texpaint_pack_sample.g;");
    70. 

  70. 		node_shader_write_frag(kong, "metallic += texpaint_pack_sample.b;");
    71. 

  71. 		node_shader_write_frag(kong, "occlusion += texpaint_pack_sample.r;");
    72. 

  72. 		node_shader_write_frag(kong, "height += texpaint_pack_sample.a;");
    73. 

  73. 		node_shader_write_frag(
    74. 

  74. 		    kong, "nortan += sample(texpaint_nor_undo, sampler_linear, tex_coord_inp + float2(blur_step * float(i - 7), 0.0)).rgb * blur_weight_i;");
    75. 

  75. 		node_shader_write_frag(kong, "}");
    76. 

  76. 		// Y
    77. 

  77. 		node_shader_write_frag(kong, "for (var j: int = 0; j <= 14; j += 1) {");
    78. 

  78. 		node_shader_write_frag(kong,
    79. 

  79. 		                       "var texpaint_sample: float4 = sample(texpaint_undo, sampler_linear, tex_coord_inp + float2(0.0, blur_step * float(j - 7)));");
    80. 

  80. 		node_shader_write_frag(kong, "var blur_weight_j: float = get_blur_tool_weight(j);");
    81. 

  81. 		node_shader_write_frag(kong, "opacity += texpaint_sample.a * blur_weight_j;");
    82. 

  82. 		node_shader_write_frag(kong, "basecol += texpaint_sample.rgb * blur_weight_j;");
    83. 

  83. 		node_shader_write_frag(
    84. 

  84. 		    kong,
    85. 

  85. 		    "var texpaint_pack_sample: float4 = sample(texpaint_pack_undo, sampler_linear, tex_coord_inp + float2(0.0, blur_step * float(j - 7))) * blur_weight_j;");
    86. 

  86. 		node_shader_write_frag(kong, "roughness += texpaint_pack_sample.g;");
    87. 

  87. 		node_shader_write_frag(kong, "metallic += texpaint_pack_sample.b;");
    88. 

  88. 		node_shader_write_frag(kong, "occlusion += texpaint_pack_sample.r;");
    89. 

  89. 		node_shader_write_frag(kong, "height += texpaint_pack_sample.a;");
    90. 

  90. 		node_shader_write_frag(
    91. 

  91. 		    kong, "nortan += sample(texpaint_nor_undo, sampler_linear, tex_coord_inp + float2(0.0, blur_step * float(j - 7))).rgb * blur_weight_j;");
    92. 

  92. 		node_shader_write_frag(kong, "}");
    93. 

  93. 	}
    94. 

  94. 	node_shader_write_frag(kong, "opacity *= constants.brush_opacity;");
    95. 

  95. }
    96. 

  96. 

  97. let str_get_smudge_tool_weight: string = "\
    98. 

  98. fun get_smudge_tool_weight(i: int): float { \
    99. 

  99. 	if (i == 0) { return 1.0 / 28.0; } \
    100. 

  100. 	if (i == 1) { return 2.0 / 28.0; } \
    101. 

  101. 	if (i == 2) { return 3.0 / 28.0; } \
    102. 

  102. 	if (i == 3) { return 4.0 / 28.0; } \
    103. 

  103. 	if (i == 4) { return 5.0 / 28.0; } \
    104. 

  104. 	if (i == 5) { return 6.0 / 28.0; } \
    105. 

  105. 	return 7.0 / 28.0; \
    106. 

  106. } \
    107. 

  107. ";
    108. 

  108. 

  109. let str_get_blur_tool_weight: string = "\
    110. 

  110. fun get_blur_tool_weight(i: int): float { \
    111. 

  111. 	if (i == 0) { return 0.034619 / 2.0; } \
    112. 

  112. 	if (i == 1) { return 0.044859 / 2.0; } \
    113. 

  113. 	if (i == 2) { return 0.055857 / 2.0; } \
    114. 

  114. 	if (i == 3) { return 0.066833 / 2.0; } \
    115. 

  115. 	if (i == 4) { return 0.076841 / 2.0; } \
    116. 

  116. 	if (i == 5) { return 0.084894 / 2.0; } \
    117. 

  117. 	if (i == 6) { return 0.090126 / 2.0; } \
    118. 

  118. 	if (i == 7) { return 0.09194 / 2.0; } \
    119. 

  119. 	if (i == 8) { return 0.090126 / 2.0; } \
    120. 

  120. 	if (i == 9) { return 0.084894 / 2.0; } \
    121. 

  121. 	if (i == 10) { return 0.076841 / 2.0; } \
    122. 

  122. 	if (i == 11) { return 0.066833 / 2.0; } \
    123. 

  123. 	if (i == 12) { return 0.055857 / 2.0; } \
    124. 

  124. 	if (i == 13) { return 0.044859 / 2.0; } \
    125. 

  125. 	return 0.034619 / 2.0; \
    126. 

  126. } \
    127. 

  127. ";
    128.