Page MenuHome
Differential D8100 Diff 26214 source/blender/draw/engines/gpencil/gpencil_shader_fx.c

Changeset View

Standalone View

View Options

source/blender/draw/engines/gpencil/gpencil_shader_fx.c

Show First 20 Lines • Show All 256 Lines • ▼ Show 20 Linesstatic void gpencil_vfx_pixelize(PixelShaderFxData *fx, Object *ob, gpIterVfxData *iter)
float pixel_size[2] = {fx->size[0], fx->size[1]}; float pixel_size[2] = {fx->size[0], fx->size[1]};
mul_v2_v2(pixel_size, vp_size_inv); mul_v2_v2(pixel_size, vp_size_inv);
/* Fixed pixelisation center from object center. */ /* Fixed pixelisation center from object center. */
const float w = fabsf(mul_project_m4_v3_zfac(persmat, ob->obmat[3])); const float w = fabsf(mul_project_m4_v3_zfac(persmat, ob->obmat[3]));
mul_v3_m4v3(ob_center, persmat, ob->obmat[3]); mul_v3_m4v3(ob_center, persmat, ob->obmat[3]);
mul_v3_fl(ob_center, 1.0f / w); mul_v3_fl(ob_center, 1.0f / w);
const bool use_antialiasing = ((fx->flag & FX_PIXEL_FILTER_NEAREST) == 0);
/* Convert to uvs. */ /* Convert to uvs. */
mul_v2_fl(ob_center, 0.5f); mul_v2_fl(ob_center, 0.5f);
add_v2_fl(ob_center, 0.5f); add_v2_fl(ob_center, 0.5f);
/* Modify by distance to camera and object scale. */ /* Modify by distance to camera and object scale. */
float world_pixel_scale = 1.0f / GPENCIL_PIXEL_FACTOR; float world_pixel_scale = 1.0f / GPENCIL_PIXEL_FACTOR;
float scale = mat4_to_scale(ob->obmat); float scale = mat4_to_scale(ob->obmat);
mul_v2_fl(pixel_size, (world_pixel_scale * scale * winmat[1][1] * vp_size[1]) / w); mul_v2_fl(pixel_size, (world_pixel_scale * scale * winmat[1][1] * vp_size[1]) / w);
/* Center to texel */ /* Center to texel */
madd_v2_v2fl(ob_center, pixel_size, -0.5f); madd_v2_v2fl(ob_center, pixel_size, -0.5f);
GPUShader *sh = GPENCIL_shader_fx_pixelize_get(); GPUShader *sh = GPENCIL_shader_fx_pixelize_get();
DRWState state = DRW_STATE_WRITE_COLOR; DRWState state = DRW_STATE_WRITE_COLOR;
/* Only if pixelated effect is bigger than 1px. */ /* Only if pixelated effect is bigger than 1px. */
if (pixel_size[0] > vp_size_inv[0]) { if (pixel_size[0] > vp_size_inv[0]) {
copy_v2_fl2(pixsize_uniform, pixel_size[0], vp_size_inv[1]); copy_v2_fl2(pixsize_uniform, pixel_size[0], vp_size_inv[1]);
grp = gpencil_vfx_pass_create("Fx Pixelize X", state, iter, sh); grp = gpencil_vfx_pass_create("Fx Pixelize X", state, iter, sh);
DRW_shgroup_uniform_vec2_copy(grp, "targetPixelSize", pixsize_uniform); DRW_shgroup_uniform_vec2_copy(grp, "targetPixelSize", pixsize_uniform);
DRW_shgroup_uniform_vec2_copy(grp, "targetPixelOffset", ob_center); DRW_shgroup_uniform_vec2_copy(grp, "targetPixelOffset", ob_center);
DRW_shgroup_uniform_vec2_copy(grp, "accumOffset", (float[2]){pixel_size[0], 0.0f}); DRW_shgroup_uniform_vec2_copy(grp, "accumOffset", (float[2]){pixel_size[0], 0.0f});
DRW_shgroup_uniform_int_copy(grp, "sampCount", (pixel_size[0] / vp_size_inv[0] > 3.0) ? 2 : 1); int samp_count = (pixel_size[0] / vp_size_inv[0] > 3.0) ? 2 : 1;
DRW_shgroup_uniform_int_copy(grp, "sampCount", use_antialiasing ? samp_count : 0);
DRW_shgroup_call_procedural_triangles(grp, NULL, 1); DRW_shgroup_call_procedural_triangles(grp, NULL, 1);
} }
if (pixel_size[1] > vp_size_inv[1]) { if (pixel_size[1] > vp_size_inv[1]) {
copy_v2_fl2(pixsize_uniform, vp_size_inv[0], pixel_size[1]); copy_v2_fl2(pixsize_uniform, vp_size_inv[0], pixel_size[1]);
grp = gpencil_vfx_pass_create("Fx Pixelize Y", state, iter, sh); grp = gpencil_vfx_pass_create("Fx Pixelize Y", state, iter, sh);
DRW_shgroup_uniform_vec2_copy(grp, "targetPixelSize", pixsize_uniform); DRW_shgroup_uniform_vec2_copy(grp, "targetPixelSize", pixsize_uniform);
DRW_shgroup_uniform_vec2_copy(grp, "accumOffset", (float[2]){0.0f, pixel_size[1]}); DRW_shgroup_uniform_vec2_copy(grp, "accumOffset", (float[2]){0.0f, pixel_size[1]});
DRW_shgroup_uniform_int_copy(grp, "sampCount", (pixel_size[1] / vp_size_inv[1] > 3.0) ? 2 : 1); int samp_count = (pixel_size[1] / vp_size_inv[1] > 3.0) ? 2 : 1;
DRW_shgroup_uniform_int_copy(grp, "sampCount", use_antialiasing ? samp_count : 0);
DRW_shgroup_call_procedural_triangles(grp, NULL, 1); DRW_shgroup_call_procedural_triangles(grp, NULL, 1);
} }
} }
static void gpencil_vfx_shadow(ShadowShaderFxData *fx, Object *ob, gpIterVfxData *iter) static void gpencil_vfx_shadow(ShadowShaderFxData *fx, Object *ob, gpIterVfxData *iter)
{ {
DRWShadingGroup *grp; DRWShadingGroup *grp;
▲ Show 20 Lines • Show All 354 Lines • Show Last 20 Lines