luboslenco
513 lines
25 KiB
C
513 lines
25 KiB
C
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#include "global.h"
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void sculpt_import_mesh_pack_to_texture(mesh_data_t *mesh, gpu_texture_t *target) {
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buffer_t *b = buffer_create(config_get_texture_res_x() * config_get_texture_res_y() * 4 * 4);
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for (i32 i = 0; i < math_floor(mesh->index_array->length); ++i) {
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i32 index = mesh->index_array->buffer[i];
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buffer_set_f32(b, 4 * i * 4, mesh->vertex_arrays->buffer[0]->values->buffer[index * 4] / 32767.0);
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buffer_set_f32(b, 4 * i * 4 + 1 * 4, mesh->vertex_arrays->buffer[0]->values->buffer[index * 4 + 1] / 32767.0);
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buffer_set_f32(b, 4 * i * 4 + 2 * 4, mesh->vertex_arrays->buffer[0]->values->buffer[index * 4 + 2] / 32767.0);
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f32 nor_x = mesh->vertex_arrays->buffer[1]->values->buffer[index * 2] / 32767.0f;
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f32 nor_y = mesh->vertex_arrays->buffer[1]->values->buffer[index * 2 + 1] / 32767.0f;
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f32 nor_z = mesh->vertex_arrays->buffer[0]->values->buffer[index * 4 + 3] / 32767.0f;
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f32 l1 = math_abs(nor_x) + math_abs(nor_y) + math_abs(nor_z);
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f32 oct_x = l1 > 0.0f ? nor_x / l1 : 0.0f;
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f32 oct_y = l1 > 0.0f ? nor_y / l1 : 0.0f;
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if (nor_z < 0.0f) {
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f32 ox = oct_x;
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f32 oy = oct_y;
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oct_x = (1.0f - math_abs(oy)) * (ox >= 0.0f ? 1.0f : -1.0f);
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oct_y = (1.0f - math_abs(ox)) * (oy >= 0.0f ? 1.0f : -1.0f);
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}
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buffer_set_f32(b, 4 * i * 4 + 3 * 4, (oct_x + 1.0f) * 0.5f + math_floor((oct_y + 1.0f) * 0.5f * 255.0f + 0.5f));
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}
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gpu_texture_t *imgmesh = gpu_create_texture_from_bytes(b, config_get_texture_res_x(), config_get_texture_res_y(), GPU_TEXTURE_FORMAT_RGBA128);
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draw_begin(target, false, 0);
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draw_set_pipeline(pipes_copy128);
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draw_scaled_image(imgmesh, 0, 0, config_get_texture_res_x(), config_get_texture_res_y());
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draw_set_pipeline(NULL);
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draw_end();
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}
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node_shader_context_t *sculpt_make_sculpt_run(material_t *data, material_context_t *matcon) {
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char *context_id = "paint";
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shader_context_t *props = GC_ALLOC_INIT(shader_context_t, {.name = context_id,
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.depth_write = false,
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.compare_mode = "always",
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.cull_mode = "none",
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.vertex_elements = any_array_create_from_raw(
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(void *[]){
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GC_ALLOC_INIT(vertex_element_t, {.name = "pos", .data = "float2"}),
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},
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1),
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.color_attachments = any_array_create_from_raw(
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(void *[]){
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"RGBA128",
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"R8",
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},
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2)});
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node_shader_context_t *con_paint = node_shader_context_create(data, props);
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con_paint->data->color_writes_red = u8_array_create_from_raw(
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(u8[]){
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true,
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true,
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true,
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true,
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},
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4);
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con_paint->data->color_writes_green = u8_array_create_from_raw(
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(u8[]){
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true,
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true,
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true,
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true,
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},
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4);
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con_paint->data->color_writes_blue = u8_array_create_from_raw(
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(u8[]){
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true,
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true,
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true,
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true,
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},
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4);
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con_paint->data->color_writes_alpha = u8_array_create_from_raw(
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(u8[]){
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true,
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true,
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true,
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true,
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},
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4);
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node_shader_t *kong = node_shader_context_make_kong(con_paint);
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bool decal = context_is_decal();
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node_shader_add_out(kong, "tex_coord: float2");
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node_shader_write_vert(kong, "var madd: float2 = float2(0.5, 0.5);");
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node_shader_write_vert(kong, "output.tex_coord = input.pos.xy * madd + madd;");
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node_shader_write_vert(kong, "output.tex_coord.y = 1.0 - output.tex_coord.y;");
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node_shader_write_vert(kong, "output.pos = float4(input.pos.xy, 0.0, 1.0);");
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node_shader_write_attrib_frag(kong, "var tex_coord: float2 = input.tex_coord;");
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node_shader_write_attrib_frag(kong, "var sculpt_uv: float2 = tex_coord;");
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node_shader_add_constant(kong, "inp: float4", "_input_brush");
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node_shader_add_constant(kong, "inplast: float4", "_input_brush_last");
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node_shader_add_texture(kong, "gbufferD", NULL);
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kong->frag_out = "float4[2]";
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node_shader_add_constant(kong, "brush_radius: float", "_brush_radius");
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node_shader_add_constant(kong, "brush_opacity: float", "_brush_opacity");
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node_shader_add_constant(kong, "brush_hardness: float", "_brush_hardness");
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if (g_context->tool == TOOL_TYPE_BRUSH || g_context->tool == TOOL_TYPE_ERASER || g_context->tool == TOOL_TYPE_CLONE || g_context->tool == TOOL_TYPE_BLUR ||
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g_context->tool == TOOL_TYPE_PARTICLE || decal) {
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node_shader_write_frag(kong, "var dist: float = 0.0;");
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node_shader_write_frag(kong, "var depth: float = sample_lod(gbufferD, sampler_linear, constants.inp.xy, 0.0).r;");
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node_shader_add_constant(kong, "invVP: float4x4", "_inv_view_proj_matrix");
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// node_shader_write_frag(kong, "var winp: float4 = float4(float2(constants.inp.x, 1.0 - constants.inp.y) * 2.0 - 1.0, depth * 2.0 - 1.0, 1.0);");
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node_shader_write_frag(kong, "var winp: float4 = float4(float2(constants.inp.x, 1.0 - constants.inp.y) * 2.0 - 1.0, depth, 1.0);");
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node_shader_write_frag(kong, "winp = constants.invVP * winp;");
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node_shader_write_frag(kong, "winp.xyz = winp.xyz / winp.w;");
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node_shader_add_constant(kong, "W: float4x4", "_world_matrix");
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// node_shader_add_constant(kong, "texpaint_undo_size: float2", "_size(texpaint_sculpt_undo)"); ////
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// node_shader_write_attrib_frag(kong, "var wposition: float3 = (constants.W * texpaint_sculpt_undo[uint2(uint(tex_coord.x *
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// constants.texpaint_undo_size.x), uint(tex_coord.y * constants.texpaint_undo_size.y))]).xyz;");
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node_shader_write_attrib_frag(kong, "var read_undo: float4 = texpaint_sculpt_undo[uint2(uint(tex_coord.x * 2048.0), uint(tex_coord.y * 2048.0))];");
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node_shader_write_attrib_frag(kong, "var wposition: float3 = (constants.W * float4(read_undo.xyz, 1.0)).xyz;");
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node_shader_write_frag(kong, "var depthlast: float = sample_lod(gbufferD, sampler_linear, constants.inplast.xy, 0.0).r;");
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node_shader_write_frag(kong, "var winplast: float4 = float4(float2(constants.inplast.x, 1.0 - constants.inplast.y) * 2.0 - 1.0, depthlast, 1.0);");
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node_shader_write_frag(kong, "winplast = constants.invVP * winplast;");
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node_shader_write_frag(kong, "winplast.xyz = winplast.xyz / winplast.w;");
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if (!decal) {
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node_shader_write_frag(kong, "dist = distance(wposition.xyz, winp.xyz);");
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node_shader_write_frag(kong, "if (dist > constants.brush_radius) { discard; }");
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}
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}
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else if (g_context->tool == TOOL_TYPE_FILL) {
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node_shader_write_frag(kong, "var dist: float = 0.0;");
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node_shader_add_constant(kong, "W: float4x4", "_world_matrix");
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node_shader_write_attrib_frag(kong, "var read_undo: float4 = texpaint_sculpt_undo[uint2(uint(tex_coord.x * 2048.0), uint(tex_coord.y * 2048.0))];");
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node_shader_write_attrib_frag(kong, "var wposition: float3 = (constants.W * float4(read_undo.xyz, 1.0)).xyz;");
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}
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if (decal) {
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// Project wposition to screen-space and compute decal tex_coord
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node_shader_add_constant(kong, "VP: float4x4", "_view_proj_matrix");
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node_shader_write_attrib_frag(kong, "var decal_ndc: float4 = constants.VP * float4(wposition.xyz, 1.0);");
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node_shader_write_attrib_frag(kong, "var sp: float3 = decal_ndc.xyz / decal_ndc.w;");
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node_shader_write_attrib_frag(kong, "sp.x = sp.x * 0.5 + 0.5;");
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node_shader_write_attrib_frag(kong, "sp.y = sp.y * 0.5 + 0.5;");
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node_shader_write_attrib_frag(kong, "sp.y = 1.0 - sp.y;");
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node_shader_add_constant(kong, "aspect_ratio: float", "_aspect_ratio_window");
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node_shader_add_constant(kong, "decal_mask: float4", "_decal_mask");
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node_shader_write_attrib_frag(kong, "var uvsp: float2 = sp.xy;");
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node_shader_write_attrib_frag(kong, "uvsp = uvsp - constants.decal_mask.xy;");
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node_shader_write_attrib_frag(kong, "uvsp.x *= constants.aspect_ratio;");
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node_shader_write_attrib_frag(kong, "uvsp = uvsp * (0.21 / (constants.decal_mask.w * 0.9));");
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f32 angle = g_context->brush_angle + g_context->brush_nodes_angle;
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if (angle != 0.0) {
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node_shader_add_constant(kong, "brush_angle: float2", "_brush_angle");
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node_shader_write_attrib_frag(kong, "uvsp = float2(uvsp.x * constants.brush_angle.x - uvsp.y * constants.brush_angle.y, uvsp.x * "
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"constants.brush_angle.y + uvsp.y * constants.brush_angle.x);");
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}
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node_shader_add_constant(kong, "brush_scale_x: float", "_brush_scale_x");
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node_shader_write_attrib_frag(kong, "uvsp.x *= constants.brush_scale_x;");
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node_shader_write_attrib_frag(kong, "uvsp += float2(0.5, 0.5);");
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node_shader_write_attrib_frag(kong, "if (uvsp.x < 0.0 || uvsp.y < 0.0 || uvsp.x > 1.0 || uvsp.y > 1.0) { discard; }");
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node_shader_add_constant(kong, "brush_scale: float", "_brush_scale");
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node_shader_write_attrib_frag(kong, "tex_coord = uvsp * constants.brush_scale;");
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}
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// parser_material_parse may add vertex elements
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i32 velen = con_paint->data->vertex_elements->length;
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// parser_material_parse_height = true;
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// parser_material_parse_height_as_channel = true;
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shader_out_t *sout = parser_material_parse(g_context->material->canvas, con_paint, kong, matcon);
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con_paint->data->vertex_elements->length = velen;
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// node_shader_write_frag(kong, string("var height: float = %s.r;", sout->out_basecol));
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node_shader_write_frag(kong, string("var disp: float3 = %s;", sout->out_basecol));
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if (kong->frag_bposition) {
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kong->frag_bposition = false;
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node_shader_write_attrib_frag(kong, "var bposition: float3 = wposition.xyz;");
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}
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node_shader_write_frag(kong, "var basecol: float3 = float3(1.0, 1.0, 1.0);");
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node_shader_write_frag(kong, string("var opacity: float = %s;", sout->out_opacity));
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node_shader_write_frag(kong, "if (opacity == 0.0) { discard; }");
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node_shader_write_frag(kong, "var str: float = clamp((constants.brush_radius - dist) * constants.brush_hardness * 1.0, 0.0, 1.0) * opacity;");
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node_shader_add_texture(kong, "texpaint_sculpt_undo", "_texpaint_sculpt_undo");
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node_shader_write_frag(kong, "var sample_undo: float4 = sample_lod(texpaint_sculpt_undo, sampler_linear, sculpt_uv, 0.0);");
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node_shader_write_frag(kong, "var raw_undo: float4 = texpaint_sculpt_undo[uint2(uint(tex_coord.x * 2048.0), uint(tex_coord.y * 2048.0))];");
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if (g_context->layer->fill_material != NULL) {
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node_shader_add_function(kong, str_octahedron_wrap);
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node_shader_write_frag(kong, "var nor_v: float = floor(raw_undo.a) / 255.0;");
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node_shader_write_frag(kong, "var nor_oct: float2 = float2(raw_undo.a - floor(raw_undo.a), nor_v) * 2.0 - 1.0;");
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node_shader_write_frag(kong, "var nor_z: float = 1.0 - abs(nor_oct.x) - abs(nor_oct.y);");
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node_shader_write_frag(kong, "var nor_xyz: float3 = float3(nor_oct.xy, nor_z);");
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node_shader_write_frag(kong, "if (nor_z < 0.0) { nor_xyz.xy = octahedron_wrap(nor_oct.xy); }");
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node_shader_write_frag(kong, "var n: float3 = normalize((constants.W * float4(normalize(nor_xyz), 0.0)).xyz);");
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}
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else {
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node_shader_write_frag(kong, "if (sample_undo.r == 0.0 && sample_undo.g == 0.0 && sample_undo.b == 0.0) { discard; }");
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node_shader_add_function(kong, str_octahedron_wrap);
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node_shader_add_texture(kong, "gbuffer0_undo", NULL);
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node_shader_write_frag(kong, "var g0_undo: float2 = sample_lod(gbuffer0_undo, sampler_linear, constants.inp.xy, 0.0).rg;");
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node_shader_write_frag(kong, "var wn: float3;");
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node_shader_write_frag(kong, "wn.z = 1.0 - abs(g0_undo.x) - abs(g0_undo.y);");
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node_shader_write_frag(kong, "if (wn.z >= 0.0) { wn.xy = g0_undo.xy; } else { wn.xy = octahedron_wrap(g0_undo.xy); }");
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node_shader_write_frag(kong, "var n: float3 = normalize(wn);");
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}
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node_shader_write_frag(kong, "output[0] = float4(sample_undo.rgb + n * disp * str, raw_undo.a);");
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node_shader_write_frag(kong, "output[1] = float4(str, 0.0, 0.0, 1.0);");
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parser_material_finalize(con_paint);
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con_paint->data->shader_from_source = true;
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gpu_create_shaders_from_kong(node_shader_get(kong), &con_paint->data->vertex_shader, &con_paint->data->fragment_shader,
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&con_paint->data->_->vertex_shader_size, &con_paint->data->_->fragment_shader_size);
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return con_paint;
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}
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void sculpt_make_mesh_run(node_shader_t *kong, slot_layer_t_array_t *sculpt_layers, i32_array_t *sculpt_indices) {
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i32 count = sculpt_layers->length;
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if (count == 0) {
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return;
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}
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i32 idx0 = sculpt_indices->buffer[0];
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node_shader_add_constant(kong, "WVP: float4x4", "_world_view_proj_matrix");
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node_shader_add_constant(kong, "N: float3x3", "_normal_matrix");
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node_shader_add_out(kong, "wnormal: float3");
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kong->frag_n = false;
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node_shader_add_constant(kong, string("texpaint_sculpt_size%d: float2", idx0), string("_size(_texpaint_sculpt%d)", idx0));
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for (i32 i = 0; i < count; ++i) {
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i32 idx = sculpt_indices->buffer[i];
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node_shader_add_texture(kong, string("texpaint_sculpt%d", idx), string("_texpaint_sculpt%d", idx));
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}
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if (count > 1) {
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node_shader_add_texture(kong, "texpaint_sculpt_base", "_texpaint_sculpt_base");
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}
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// Position
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node_shader_write_vert(kong, string("var sculpt_uv: uint2 = uint2(uint(float(vertex_id()) %% constants.texpaint_sculpt_size%d.x), "
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"uint(float(vertex_id()) / constants.texpaint_sculpt_size%d.y));",
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idx0, idx0));
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node_shader_write_vert(kong, string("var texpaint_sculpt_sample: float4 = texpaint_sculpt%d[sculpt_uv];", idx0));
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node_shader_write_vert(kong, "var sculpt_pos: float3 = texpaint_sculpt_sample.xyz;");
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for (i32 i = 1; i < count; ++i) {
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i32 idx = sculpt_indices->buffer[i];
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node_shader_write_vert(kong, string("var texpaint_sculpt_sample_%d: float4 = texpaint_sculpt%d[sculpt_uv];", idx, idx));
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node_shader_write_vert(kong, string("var texpaint_sculpt_base_sample_%d: float4 = texpaint_sculpt_base[sculpt_uv];", idx));
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node_shader_write_vert(kong, string("sculpt_pos = sculpt_pos + texpaint_sculpt_sample_%d.xyz - texpaint_sculpt_base_sample_%d.xyz;", idx, idx));
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}
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node_shader_write_vert(kong, "output.pos = constants.WVP * float4(sculpt_pos, 1.0);");
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// Normal
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node_shader_write_attrib_vert(kong, "var base_vertex0: float = float(vertex_id()) - (float(vertex_id()) % float(3));");
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node_shader_write_attrib_vert(kong, "var base_vertex1: float = base_vertex0 + 1.0;");
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node_shader_write_attrib_vert(kong, "var base_vertex2: float = base_vertex0 + 2.0;");
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node_shader_write_attrib_vert(
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kong,
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string("var uv0: uint2 = uint2(uint(base_vertex0 %% constants.texpaint_sculpt_size%d.x), uint(base_vertex0 / constants.texpaint_sculpt_size%d.y));",
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idx0, idx0));
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node_shader_write_attrib_vert(
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kong,
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string("var uv1: uint2 = uint2(uint(base_vertex1 %% constants.texpaint_sculpt_size%d.x), uint(base_vertex1 / constants.texpaint_sculpt_size%d.y));",
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idx0, idx0));
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node_shader_write_attrib_vert(
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kong,
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string("var uv2: uint2 = uint2(uint(base_vertex2 %% constants.texpaint_sculpt_size%d.x), uint(base_vertex2 / constants.texpaint_sculpt_size%d.y));",
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idx0, idx0));
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node_shader_write_attrib_vert(kong, string("var meshpos0: float4 = texpaint_sculpt%d[uv0];", idx0));
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node_shader_write_attrib_vert(kong, string("var meshpos1: float4 = texpaint_sculpt%d[uv1];", idx0));
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node_shader_write_attrib_vert(kong, string("var meshpos2: float4 = texpaint_sculpt%d[uv2];", idx0));
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for (i32 i = 1; i < count; ++i) {
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i32 idx = sculpt_indices->buffer[i];
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node_shader_write_attrib_vert(kong, string("meshpos0 = meshpos0 + texpaint_sculpt%d[uv0] - texpaint_sculpt_base[uv0];", idx));
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node_shader_write_attrib_vert(kong, string("meshpos1 = meshpos1 + texpaint_sculpt%d[uv1] - texpaint_sculpt_base[uv1];", idx));
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node_shader_write_attrib_vert(kong, string("meshpos2 = meshpos2 + texpaint_sculpt%d[uv2] - texpaint_sculpt_base[uv2];", idx));
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}
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node_shader_write_attrib_vert(kong, "var meshnor: float3 = normalize(cross(meshpos2.xyz - meshpos1.xyz, meshpos0.xyz - meshpos1.xyz));");
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node_shader_write_attrib_vert(kong, "output.wnormal = constants.N * meshnor;");
|
|
node_shader_write_attrib_frag(kong, "var n: float3 = normalize(input.wnormal);");
|
|
}
|
|
|
|
void sculpt_init_sculpt_texture(slot_layer_t *l, mesh_data_t *md) {
|
|
i32 id = l->id;
|
|
{
|
|
render_target_t *t = render_target_create();
|
|
t->name = string("texpaint_sculpt%s", i32_to_string(id));
|
|
t->width = config_get_texture_res_x();
|
|
t->height = config_get_texture_res_y();
|
|
t->format = "RGBA128";
|
|
l->texpaint_sculpt = render_path_create_render_target(t)->_image;
|
|
}
|
|
sculpt_import_mesh_pack_to_texture(md, l->texpaint_sculpt);
|
|
|
|
i32 sculpt_layer_count = 0;
|
|
for (i32 i = 0; i < project_layers->length; ++i) {
|
|
if (project_layers->buffer[i]->texpaint_sculpt != NULL) {
|
|
sculpt_layer_count++;
|
|
}
|
|
}
|
|
|
|
if (any_map_get(render_path_render_targets, "texpaint_sculpt_base") == NULL) {
|
|
render_target_t *t = render_target_create();
|
|
t->name = "texpaint_sculpt_base";
|
|
t->width = config_get_texture_res_x();
|
|
t->height = config_get_texture_res_y();
|
|
t->format = "RGBA128";
|
|
render_path_create_render_target(t);
|
|
}
|
|
|
|
if (sculpt_layer_count == 1) {
|
|
render_path_set_target("texpaint_sculpt_base", NULL, NULL, GPU_CLEAR_NONE, 0, 0.0);
|
|
render_path_bind_target(string("texpaint_sculpt%s", i32_to_string(id)), "tex");
|
|
render_path_draw_shader("Scene/copy_pass/copyRGBA128_pass");
|
|
}
|
|
}
|
|
|
|
void sculpt_init() {
|
|
mesh_data_t *md = g_context->paint_object->data;
|
|
i16_array_t *posa = i16_array_create(md->index_array->length * 4);
|
|
i16_array_t *nora = i16_array_create(md->index_array->length * 2);
|
|
i16_array_t *texa = i16_array_create(md->index_array->length * 2);
|
|
for (i32 i = 0; i < posa->length; ++i) {
|
|
posa->buffer[i] = 32767;
|
|
}
|
|
for (i32 i = 0; i < md->index_array->length; ++i) {
|
|
i32 index = md->index_array->buffer[i];
|
|
posa->buffer[i * 4] = md->vertex_arrays->buffer[0]->values->buffer[index * 4];
|
|
posa->buffer[i * 4 + 1] = md->vertex_arrays->buffer[0]->values->buffer[index * 4 + 1];
|
|
posa->buffer[i * 4 + 2] = md->vertex_arrays->buffer[0]->values->buffer[index * 4 + 2];
|
|
posa->buffer[i * 4 + 3] = md->vertex_arrays->buffer[0]->values->buffer[index * 4 + 3];
|
|
nora->buffer[i * 2] = md->vertex_arrays->buffer[1]->values->buffer[index * 2];
|
|
nora->buffer[i * 2 + 1] = md->vertex_arrays->buffer[1]->values->buffer[index * 2 + 1];
|
|
texa->buffer[i * 2] = md->vertex_arrays->buffer[2]->values->buffer[index * 2];
|
|
texa->buffer[i * 2 + 1] = md->vertex_arrays->buffer[2]->values->buffer[index * 2 + 1];
|
|
}
|
|
u32_array_t *inda = u32_array_create(md->index_array->length);
|
|
for (i32 i = 0; i < inda->length; ++i) {
|
|
inda->buffer[i] = i;
|
|
}
|
|
mesh_data_t *raw = GC_ALLOC_INIT(mesh_data_t, {.name = md->name,
|
|
.vertex_arrays = any_array_create_from_raw(
|
|
(void *[]){
|
|
GC_ALLOC_INIT(vertex_array_t, {.values = posa, .attrib = "pos", .data = "short4norm"}),
|
|
GC_ALLOC_INIT(vertex_array_t, {.values = nora, .attrib = "nor", .data = "short2norm"}),
|
|
GC_ALLOC_INIT(vertex_array_t, {.values = texa, .attrib = "tex", .data = "short2norm"}),
|
|
},
|
|
3),
|
|
.index_array = inda,
|
|
.scale_pos = 1.0,
|
|
.scale_tex = 1.0});
|
|
md = mesh_data_create(raw);
|
|
mesh_object_set_data(g_context->paint_object, md);
|
|
|
|
if (g_context->merged_object != NULL) {
|
|
util_mesh_merge(NULL);
|
|
}
|
|
|
|
make_material_parse_paint_material(true);
|
|
make_material_parse_mesh_material();
|
|
|
|
if (any_map_get(render_path_render_targets, "gbuffer0_undo") != NULL) {
|
|
return;
|
|
}
|
|
|
|
{
|
|
render_target_t *t = render_target_create();
|
|
t->name = "gbuffer0_undo";
|
|
t->width = 0;
|
|
t->height = 0;
|
|
t->format = "RGBA64";
|
|
t->scale = render_path_base_get_super_sampling();
|
|
render_path_create_render_target(t);
|
|
}
|
|
{
|
|
render_target_t *t = render_target_create();
|
|
t->name = "gbufferD_undo";
|
|
t->width = 0;
|
|
t->height = 0;
|
|
t->format = "R32";
|
|
t->scale = render_path_base_get_super_sampling();
|
|
render_path_create_render_target(t);
|
|
}
|
|
|
|
render_path_load_shader("Scene/copy_pass/copyR32_pass");
|
|
|
|
for (i32 i = 0; i < history_undo_layers->length; ++i) {
|
|
char *ext = string("_undo%s", i32_to_string(i));
|
|
slot_layer_t *ul = history_undo_layers->buffer[i];
|
|
render_target_t *t = render_target_create();
|
|
t->name = string("texpaint_sculpt%s", ext);
|
|
t->width = config_get_texture_res_x();
|
|
t->height = config_get_texture_res_y();
|
|
t->format = "RGBA128";
|
|
ul->texpaint_sculpt = render_path_create_render_target(t)->_image;
|
|
}
|
|
}
|
|
|
|
void sculpt_layers_create_sculpt_layer() {
|
|
slot_layer_t *l = layers_new_layer(true, -1, NULL);
|
|
l->name = string("Sculpt %d", l->id + 1);
|
|
mesh_data_t *md = g_context->paint_object->data;
|
|
sculpt_init_sculpt_texture(l, md);
|
|
sculpt_init();
|
|
}
|
|
|
|
void render_path_sculpt_commands() {
|
|
if (g_context->pdirty <= 0) {
|
|
return;
|
|
}
|
|
|
|
i32 tid = g_context->layer->id;
|
|
char *texpaint_sculpt = string("texpaint_sculpt%s", i32_to_string(tid));
|
|
render_path_set_target("texpaint_blend1", NULL, NULL, GPU_CLEAR_NONE, 0, 0.0);
|
|
render_path_bind_target("texpaint_blend0", "tex");
|
|
render_path_draw_shader("Scene/copy_pass/copyR8_pass");
|
|
string_array_t *additional = any_array_create_from_raw(
|
|
(void *[]){
|
|
"texpaint_blend0",
|
|
},
|
|
1);
|
|
render_path_set_target(texpaint_sculpt, additional, NULL, GPU_CLEAR_NONE, 0, 0.0);
|
|
render_path_bind_target("gbufferD_undo", "gbufferD");
|
|
if (g_context->xray || g_config->brush_angle_reject) {
|
|
render_path_bind_target("gbuffer0", "gbuffer0");
|
|
}
|
|
render_path_bind_target("texpaint_blend1", "paintmask");
|
|
render_path_bind_target("gbuffer0_undo", "gbuffer0_undo");
|
|
|
|
material_context_t *material_context = NULL;
|
|
shader_context_t *shader_context = NULL;
|
|
material_data_t *mat = project_paint_objects->buffer[0]->material;
|
|
for (i32 j = 0; j < mat->contexts->length; ++j) {
|
|
if (string_equals(mat->contexts->buffer[j]->name, "paint")) {
|
|
shader_context = shader_data_get_context(mat->_->shader, "paint");
|
|
material_context = mat->contexts->buffer[j];
|
|
break;
|
|
}
|
|
}
|
|
|
|
gpu_set_pipeline(shader_context->_->pipe);
|
|
uniforms_set_context_consts(shader_context, _render_path_bind_params);
|
|
uniforms_set_obj_consts(shader_context, project_paint_objects->buffer[0]->base);
|
|
uniforms_set_material_consts(shader_context, material_context);
|
|
gpu_set_vertex_buffer(const_data_screen_aligned_vb);
|
|
gpu_set_index_buffer(const_data_screen_aligned_ib);
|
|
gpu_draw();
|
|
render_path_end();
|
|
}
|
|
|
|
void render_path_sculpt_begin() {
|
|
if (!render_path_paint_paint_enabled()) {
|
|
return;
|
|
}
|
|
render_path_paint_push_undo_last = history_push_undo;
|
|
if (history_push_undo && history_undo_layers != NULL) {
|
|
history_paint();
|
|
render_path_set_target("gbuffer0_undo", NULL, NULL, GPU_CLEAR_NONE, 0, 0.0);
|
|
render_path_bind_target("gbuffer0", "tex");
|
|
render_path_draw_shader("Scene/copy_pass/copyRGBA64_pass");
|
|
render_path_set_target("gbufferD_undo", NULL, NULL, GPU_CLEAR_NONE, 0, 0.0);
|
|
render_path_bind_target("main", "tex");
|
|
render_path_draw_shader("Scene/copy_pass/copyR32_pass");
|
|
}
|
|
if (sculpt_push_undo && history_undo_layers != NULL) {
|
|
history_paint();
|
|
}
|
|
}
|
|
|
|
void slot_layer_apply_sculpt(slot_layer_t *raw) {
|
|
if (raw->texpaint_sculpt == NULL) {
|
|
return;
|
|
}
|
|
|
|
mesh_object_t *o = project_paint_objects->buffer[0];
|
|
mesh_data_t *g = o->data;
|
|
i16_array_t *va0 = g->vertex_arrays->buffer[0]->values;
|
|
i32 num_verts = math_floor(va0->length / 4.0);
|
|
|
|
buffer_t *pixels = gpu_get_texture_pixels(raw->texpaint_sculpt);
|
|
|
|
f32 max_abs = 1.0;
|
|
for (i32 i = 0; i < num_verts; ++i) {
|
|
f32 x = math_abs(buffer_get_f32(pixels, i * 16));
|
|
f32 y = math_abs(buffer_get_f32(pixels, i * 16 + 4));
|
|
f32 z = math_abs(buffer_get_f32(pixels, i * 16 + 8));
|
|
if (x > max_abs)
|
|
max_abs = x;
|
|
if (y > max_abs)
|
|
max_abs = y;
|
|
if (z > max_abs)
|
|
max_abs = z;
|
|
}
|
|
|
|
if (max_abs > 1.0) {
|
|
o->base->transform->scale_world = g->scale_pos = g->scale_pos * max_abs;
|
|
transform_build_matrix(o->base->transform);
|
|
}
|
|
|
|
for (i32 i = 0; i < num_verts; ++i) {
|
|
va0->buffer[i * 4] = math_floor(buffer_get_f32(pixels, i * 16) / max_abs * 32767.0);
|
|
va0->buffer[i * 4 + 1] = math_floor(buffer_get_f32(pixels, i * 16 + 4) / max_abs * 32767.0);
|
|
va0->buffer[i * 4 + 2] = math_floor(buffer_get_f32(pixels, i * 16 + 8) / max_abs * 32767.0);
|
|
}
|
|
|
|
mesh_data_build_vertices(g->_->vertex_buffer, o->data->vertex_arrays);
|
|
util_mesh_calc_normals(true);
|
|
render_path_raytrace_ready = false;
|
|
|
|
slot_layer_delete(raw);
|
|
}
|